Section

The Section commands are used to create sections and profiles with their associated properties and behavior. The various section objects are all derived from the Section object. The various profile objects are all derived from the Profile object. See Property commands for the property assignment commands.

Objects in Section

Create sections

In Mdb

class SectionModel(name, description='', stefanBoltzmann=None, absoluteZero=None, waveFormulation=abaqusConstants.NOT_SET, modelType=abaqusConstants.STANDARD_EXPLICIT, universalGas=None, copyConstraints=1, copyConnectors=1, copyInteractions=1)[source]

Bases: ModelBase

Abaqus creates a Model object named Model-1 when a session is started.

Note

This object can be accessed by:

mdb.models[name]

This method creates a Model object.

Note

This function can be accessed by:

mdb.Model
Parameters:
  • name (str) – A String specifying the repository key.

  • description (str, default: '') – A String specifying the purpose and contents of the Model object. The default value is an empty string.

  • stefanBoltzmann (Optional[float], default: None) – None or a Float specifying the Stefan-Boltzmann constant. The default value is None.

  • absoluteZero (Optional[float], default: None) – None or a Float specifying the absolute zero constant. The default value is None.

  • waveFormulation (Literal[SCATTERED, NOT_SET, TOTAL], default: NOT_SET) – A SymbolicConstant specifying the type of incident wave formulation to be used in acoustic problems. Possible values are NOT_SET, SCATTERED, and TOTAL. The default value is NOT_SET.

  • modelType (Literal[STANDARD_EXPLICIT, ELECTROMAGNETIC], default: STANDARD_EXPLICIT) – A SymbolicConstant specifying the analysis model type. Possible values are STANDARD_EXPLICIT and ELECTROMAGNETIC. The default is STANDARD_EXPLICIT.

  • universalGas (Optional[float], default: None) – None or a Float specifying the universal gas constant. The default value is None.

  • copyConstraints (Union[AbaqusBoolean, bool], default: 1) – A boolean specifying whether to copy the constraints created in the model to the model that instances this model. The default value is ON.

  • copyConnectors (Union[AbaqusBoolean, bool], default: 1) – A boolean specifying whether to copy the connectors created in the model to the model that instances this model. The default value is ON.

  • copyInteractions (Union[AbaqusBoolean, bool], default: 1) – A boolean specifying whether to copy the interactions created in the model to the model that instances this model. The default value is ON.

Returns:

A Model object.

Return type:

Model

Public Data Attributes:

Inherited from ModelBase

name

A String specifying the repository key.

stefanBoltzmann

None or a Float specifying the Stefan-Boltzmann constant.

absoluteZero

None or a Float specifying the absolute zero constant.

waveFormulation

A SymbolicConstant specifying the type of incident wave formulation to be used in acoustic problems.

universalGas

None or a Float specifying the universal gas constant.

noPartsInputFile

A Boolean specifying whether an input file should be written without parts and assemblies.

endRestartStep

A Boolean specifying that the step specified by restartStep should be terminated at the increment specified by restartIncrement.

shellToSolid

A Boolean specifying that a shell global model drives a solid submodel.

lastChangedCount

A Float specifying the time stamp that indicates when the model was last changed.

description

A String specifying the purpose and contents of the Model object.

restartJob

A String specifying the name of the job that generated the restart data.

restartStep

A String specifying the name of the step where the restart analysis will start.

globalJob

A String specifying the name of the job that generated the results for the global model.

copyConstraints

A boolean specifying the status of constraints created in a model, in the model which instances this model.

copyConnectors

A boolean specifying the status of connectors created in a model, in the model which instances this model.

copyInteractions

A boolean specifying the status of interactions created in a model, in the model which instances this model.

keywordBlock

A KeywordBlock object.

rootAssembly

An Assembly object.

amplitudes

A repository of Amplitude objects.

profiles

A repository of Profile objects.

boundaryConditions

A repository of BoundaryCondition objects.

constraints

A repository of ConstrainedSketchConstraint objects.

analyticalFields

A repository of AnalyticalField objects.

discreteFields

A repository of DiscreteField objects.

predefinedFields

A repository of PredefinedField objects.

interactions

A repository of Interaction objects.

interactionProperties

A repository of InteractionProperty objects.

contactControls

A repository of ContactControl objects.

contactInitializations

A repository of ContactInitialization objects.

contactStabilizations

A repository of ContactStabilization objects.

linkedInstances

A tuple of tuples of Strings specifying the linked child PartInstance name in the current model to the corresponding parent PartInstance name in a different model.

linkedParts

A tuple of tuples of Strings specifying the linked child Part name in the current model to the corresponding parent Part name in a different model.

loads

A repository of Load objects.

materials

A repository of Material objects.

calibrations

A repository of Calibration objects.

sections

A repository of Section objects.

remeshingRules

A repository of RemeshingRule objects.

sketches

A repository of ConstrainedSketch objects.

parts

A repository of Part objects.

steps

A repository of Step objects.

featureOptions

A FeatureOptions object.

adaptiveMeshConstraints

A repository of AdaptiveMeshConstraint objects.

adaptiveMeshControls

A repository of AdaptiveMeshControl objects.

timePoints

A repository of TimePoint objects.

filters

A repository of Filter objects.

integratedOutputSections

A repository of IntegratedOutputSection objects.

fieldOutputRequests

A repository of FieldOutputRequest objects.

historyOutputRequests

A repository of HistoryOutputRequest objects.

optimizationTasks

A repository of OptimizationTask objects.

tableCollections

A repository of TableCollection objects.

eventSeriesTypes

A repository of EventSeriesType objects.

eventSeriesDatas

A repository of EventSeriesData objects.

restartIncrement

An Int specifying the increment, interval, iteration or cycle where the restart analysis will start.

Public Methods:

AcousticInfiniteSection(name, material[, ...])

This method creates an AcousticInfiniteSection object.

AcousticInterfaceSection(name[, thickness])

This method creates an AcousticInterfaceSection object.

BeamSection(name, integration, profile[, ...])

This method creates a BeamSection object.

CohesiveSection(name, response, material[, ...])

This method creates a CohesiveSection object.

CompositeShellSection(name, layup[, ...])

This method creates a CompositeShellSection object.

CompositeSolidSection(name, layup[, ...])

This method creates a CompositeSolidSection object.

ConnectorSection(name[, assembledType, ...])

This method creates a ConnectorSection object.

EulerianSection(name, data)

This method creates a EulerianSection object.

GasketSection(name, material[, ...])

This method creates a GasketSection object.

GeneralStiffnessSection(name, stiffnessMatrix)

This method creates a GeneralStiffnessSection object.

HomogeneousShellSection(name, material[, ...])

This method creates a HomogeneousShellSection object.

HomogeneousSolidSection(name, material[, ...])

This method creates a HomogeneousSolidSection object.

MembraneSection(name, material[, thickness, ...])

This method creates a MembraneSection object.

MPCSection(name, mpcType[, userMode, userType])

This method creates a MPCSection object.

PEGSection(name, material[, thickness, ...])

This method creates a PEGSection object.

SurfaceSection(name[, useDensity, density])

This method creates a SurfaceSection object.

TrussSection(name, material[, area])

This method creates a TrussSection object.

Inherited from ModelBase

__init__(name[, description, ...])

This method creates a Model object.

ModelFromInputFile(name, inputFileName)

This method creates a Model object by reading the keywords in an input file and creating the corresponding Abaqus/CAE objects.

ModelFromOdbFile(name, odbFileName)

This method creates a Model object by reading an output database and creating any corresponding Abaqus/CAE objects.

ModelFromNastranFile(modelName, inputFileName)

This method creates a Model object by reading the keywords in a Nastran bulk data file or Nastran input file and creating any corresponding Abaqus/CAE objects.

setValues([description, noPartsInputFile, ...])

This method modifies the Model object.


Member Details:

AcousticInfiniteSection(name, material, thickness=1, order=10)[source]

This method creates an AcousticInfiniteSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInfiniteSection
session.odbs[name].AcousticInfiniteSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • order (int, default: 10) – An Int specifying the number of ninth-order polynomials that will be used to resolve the variation of the acoustic field in the infinite direction. Possible values are 0 < order ≤ 10. The default value is 10.

Returns:

An AcousticInfiniteSection object.

Return type:

AcousticInfiniteSection

Raises:
  • InvalidNameError

  • RangeError

AcousticInterfaceSection(name, thickness=1)[source]

This method creates an AcousticInterfaceSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInterfaceSection
session.odbs[name].AcousticInterfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

Returns:

An AcousticInterfaceSection object.

Return type:

AcousticInterfaceSection

Raises:
  • InvalidNameError

  • RangeError

BeamSection(name, integration, profile, poissonRatio=0, thermalExpansion=0, temperatureDependency=0, dependencies=0, density=None, referenceTemperature=None, temperatureVar=abaqusConstants.LINEAR, alphaDamping=0, betaDamping=0, compositeDamping=0, useFluidInertia=0, submerged=abaqusConstants.FULLY, fluidMassDensity=None, crossSectionRadius=None, lateralMassCoef=1, axialMassCoef=0, massOffsetX=0, massOffsetY=0, beamShape=abaqusConstants.CONSTANT, material='', table=(), outputPts=(), centroid=(0.0, 0.0), shearCenter=(0.0, 0.0), profileEnd='')[source]

This method creates a BeamSection object.

Note

This function can be accessed by:

mdb.models[name].BeamSection
session.odbs[name].BeamSection
Parameters:
  • name (str) – A String specifying the repository key.

  • integration (Literal[BEFORE_ANALYSIS, DURING_ANALYSIS]) – A SymbolicConstant specifying the integration method for the section. Possible values are BEFORE_ANALYSIS and DURING_ANALYSIS.

  • profile (str) – A String specifying the name of the profile. This argument represents the start profile in case of beamShape = TAPERED.

  • poissonRatio (float, default: 0) – A Float specifying the Poisson’s ratio of the section. The default value is 0.0.

  • thermalExpansion (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether to use thermal expansion data. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • density (Optional[float], default: None) – None or a Float specifying the density of the section. The default value is None.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature of the section. The default value is None.

  • temperatureVar (Literal[LINEAR, INTERPOLATED], default: LINEAR) – A SymbolicConstant specifying the temperature variation for the section. Possible values are LINEAR and INTERPOLATED. The default value is LINEAR.

  • alphaDamping (float, default: 0) – A Float specifying the αRαR factor to create mass proportional damping in direct-integration dynamics. The default value is 0.0.

  • betaDamping (float, default: 0) – A Float specifying the βRβR factor to create stiffness proportional damping in direct-integration dynamics. The default value is 0.0.

  • compositeDamping (float, default: 0) – A Float specifying the fraction of critical damping to be used in calculating composite damping factors for the modes (for use in modal dynamics). The default value is 0.0.

  • useFluidInertia (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether added mass effects will be simulated. The default value is OFF.

  • submerged (Literal[FULLY, HALF], default: FULLY) – A SymbolicConstant specifying whether the section is either full submerged or half submerged. This argument applies only when useFluidInertia = True. Possible values are FULLY and HALF. The default value is FULLY.

  • fluidMassDensity (Optional[float], default: None) – None or a Float specifying the mass density of the fluid. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • crossSectionRadius (Optional[float], default: None) – None or a Float specifying the radius of the cylindrical cross-section. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • lateralMassCoef (float, default: 1) – A Float specifying the added mass coefficient, CACA, for lateral motions of the beam. This argument applies only when*useFluidInertia* = True. The default value is 1.0.

  • axialMassCoef (float, default: 0) – A Float specifying the added mass coefficient, C(A−E)C(A-E), for motions along the axis of the beam. This argument affects only the term added to the free end(s) of the beam, and applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetX (float, default: 0) – A Float specifying the local 1-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetY (float, default: 0) – A Float specifying the local 2-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • beamShape (Literal[CONSTANT, TAPERED], default: CONSTANT) – A SymbolicConstant specifying the change in cross-section of the beam along length. Possible values are CONSTANT and TAPERED. The default value is CONSTANT. This parameter is available for manipulating the model database but not for the ODB API.

  • material (str, default: '') – A String specifying the name of the material. The default value is an empty string. The material is required when integration is “DURING_ANALYSIS”.

  • table (tuple, default: ()) – A sequence of sequences of Floats specifying the items described below. The default value is an empty sequence.

  • outputPts (tuple, default: ()) – A sequence of pairs of Floats specifying the positions at which output is requested. The default value is an empty sequence.

  • centroid (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the centroid. The default value is (0.0, 0.0).

  • shearCenter (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the shear center. The default value is (0.0, 0.0).

  • profileEnd (str, default: '') – A String specifying the name of the end profile. The type of the end profile must be same as that of the start profile. This argument is valid only when beamShape = TAPERED. The default value is an empty string. This parameter is available for manipulating the model database but not for the ODB API.

Returns:

A BeamSection object.

Return type:

BeamSection

CohesiveSection(name, response, material, initialThicknessType=abaqusConstants.SOLVER_DEFAULT, initialThickness=1, outOfPlaneThickness=None)[source]

This method creates a CohesiveSection object.

Note

This function can be accessed by:

mdb.models[name].CohesiveSection
session.odbs[name].CohesiveSection
Parameters:
  • name (str) – A String specifying the repository key.

  • response (Literal[TRACTION_SEPARATION, CONTINUUM, GASKET]) – A SymbolicConstant specifying the geometric assumption that defines the constitutive behavior of the cohesive elements. Possible values are TRACTION_SEPARATION, CONTINUUM, and GASKET.

  • material (str) – A String specifying the name of the material.

  • initialThicknessType (Literal[SOLVER_DEFAULT, SPECIFY], default: SOLVER_DEFAULT) – A SymbolicConstant specifying the method used to compute the initial thickness. Possible values are:SOLVER_DEFAULT, specifying that Abaqus will use the analysis product defaultGEOMETRY, specifying that Abaqus will compute the thickness from the nodal coordinates of the elements.SPECIFY, specifying that Abaqus will use the value given for initialThickness The default value is SOLVER_DEFAULT.

  • initialThickness (float, default: 1) – A Float specifying the initial thickness for the section. The initialThickness argument applies only when initialThicknessType = SPECIFY. The default value is 1.0.

  • outOfPlaneThickness (Optional[float], default: None) – None or a Float specifying the out-of-plane thickness for the section. The default value is None.

Returns:

A CohesiveSection object.

Return type:

CohesiveSection

Raises:

RangeError

CompositeShellSection(name, layup, symmetric=0, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, layupName='', thicknessField='', nodalThicknessField='')[source]

This method creates a CompositeShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].CompositeShellSection
mdb.models[name].CompositeShellSection
session.odbs[name].CompositeShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the shell cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A CompositeShellSection object.

Return type:

CompositeShellSection

CompositeSolidSection(name, layup, symmetric=0, layupName='')[source]

This method creates a CompositeSolidSection object.

Note

This function can be accessed by:

mdb.models[name].CompositeSolidSection
session.odbs[name].CompositeSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the solid cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

Returns:

A CompositeSolidSection object.

Return type:

CompositeSolidSection

ConnectorSection(name, assembledType=abaqusConstants.NONE, rotationalType=abaqusConstants.NONE, translationalType=abaqusConstants.NONE, integration=abaqusConstants.UNSPECIFIED, u1ReferenceLength=None, u2ReferenceLength=None, u3ReferenceLength=None, ur1ReferenceAngle=None, ur2ReferenceAngle=None, ur3ReferenceAngle=None, massPerLength=None, contactAngle=None, materialFlowFactor=1.0, regularize=1, defaultTolerance=1, regularization=0.03, extrapolation=abaqusConstants.CONSTANT, behaviorOptions=[])[source]

This method creates a ConnectorSection object.

Note

This function can be accessed by:

mdb.models[name].ConnectorSection
session.odbs[name].ConnectorSection
Parameters:
  • name (str) – A String specifying the repository key.

  • assembledType (Literal[NONE, BEAM, BUSHING, CVJOINT, CYLINDRICAL, HINGE, PLANAR, RETRACTOR, SLIPRING, TRANSLATOR, UJOINT, WELD], default: NONE) – A SymbolicConstant specifying the assembled connection type. Possible values are:NONEBEAMBUSHINGCVJOINTCYLINDRICALHINGEPLANARRETRACTORSLIPRINGTRANSLATORUJOINTWELDThe default value is NONE.You cannot include the assembledType argument if translationalType or rotationalType are given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given a value other than NONE.

  • rotationalType (Literal[NONE, ALIGN, CARDAN, CONSTANT_VELOCITY, EULER, FLEXION_TORSION, FLOW_CONVERTER, PROJECTION_FLEXION_TORSION, REVOLUTE, ROTATION, ROTATION_ACCELEROMETER, UNIVERSAL], default: NONE) – A SymbolicConstant specifying the basic rotational connection type. Possible values are:NONEALIGNCARDANCONSTANT_VELOCITYEULERFLEXION_TORSIONFLOW_CONVERTERPROJECTION_FLEXION_TORSIONREVOLUTEROTATIONROTATION_ACCELEROMETERUNIVERSALThe default value is NONE.You cannot include the rotationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • translationalType (Literal[NONE, ACCELEROMETER, AXIAL, CARTESIAN, JOIN, LINK, PROJECTION_CARTESIAN, RADIAL_THRUST, SLIDE_PLANE, SLOT], default: NONE) – A SymbolicConstant specifying the basic translational connection type. Possible values are:NONEACCELEROMETERAXIALCARTESIANJOINLINKPROJECTION_CARTESIANRADIAL_THRUSTSLIDE_PLANESLOTThe default value is NONE.You cannot include the translationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • integration (Literal[UNSPECIFIED, IMPLICIT, EXPLICIT], default: UNSPECIFIED) – A SymbolicConstant specifying the time integration scheme to use for analysis. This argument is applicable only to an Abaqus/Explicit analysis. Possible values are UNSPECIFIED, IMPLICIT, and EXPLICIT. The default value is UNSPECIFIED.

  • u1ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the first component of relative motion. The default value is None.

  • u2ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the second component of relative motion. The default value is None.

  • u3ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the third component of relative motion. The default value is None.

  • ur1ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fourth component of relative motion. The default value is None.

  • ur2ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fifth component of relative motion. The default value is None.

  • ur3ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the sixth component of relative motion. The default value is None.

  • massPerLength (Optional[float], default: None) – None or a Float specifying the mass per unit reference length of belt material. This argument is applicable only when assembledType = SLIPRING, and must be specified in that case. The default value is None.

  • contactAngle (Optional[float], default: None) – None or a Float specifying the contact angle made by the belt wrapping around node b. This argument is applicable only to an Abaqus/Explicit analysis, and only when assembledType = SLIPRING. The default value is None.

  • materialFlowFactor (float, default: 1.0) – A Float specifying the scaling factor for material flow at node b. This argument is applicable only when assembledType = RETRACTOR or rotationalType = FLOW_CONVERTER. The default value is 1.0.

  • regularize (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not all tabular data associated with the behaviorOptions will be regularized. This argument is applicable only for an Abaqus/Explicit analysis. The default value is ON.

  • defaultTolerance (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not the default regularization tolerance will be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON. The default value is ON.

  • regularization (float, default: 0.03) – A Float specifying the regularization increment to be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON and defaultTolerance = OFF. The default value is 0.03.

  • extrapolation (Literal[CONSTANT, LINEAR], default: CONSTANT) – A SymbolicConstant specifying the extrapolation technique to be used for all tabular data associated with the behaviorOptions. Possible values are CONSTANT and LINEAR. The default value is CONSTANT.

  • behaviorOptions (List[ConnectorBehaviorOption], default: []) – A ConnectorBehaviorOptionArray object.

Returns:

A ConnectorSection object.

Return type:

ConnectorSection

Raises:
  • InvalidNameError

  • RangeError

EulerianSection(name, data)[source]

This method creates a EulerianSection object.

Note

This function can be accessed by:

mdb.models[name].EulerianSection
session.odbs[name].EulerianSection
Parameters:
  • name (str) – A String specifying the repository key.

  • data (str) – A String-to-String Dictionary specifying a dictionary mapping Material instance names to Material names. Internally the specified mapping gets sorted on Material instance name.

Returns:

An EulerianSection object.

Return type:

EulerianSection

GasketSection(name, material, crossSection=1, initialGap=0, initialThickness=abaqusConstants.DEFAULT, initialVoid=0, stabilizationStiffness=abaqusConstants.DEFAULT)[source]

This method creates a GasketSection object.

Note

This function can be accessed by:

mdb.models[name].GasketSection
session.odbs[name].GasketSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material of which the gasket is made or material that defines gasket behavior.

  • crossSection (float, default: 1) – A Float specifying the cross-sectional area, width, or out-of-plane thickness, if applicable, depending on the gasket element type. The default value is 1.0.

  • initialGap (float, default: 0) – A Float specifying the initial gap. The default value is 0.0.

  • initialThickness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the initial gasket thickness. If DEFAULT is specified, the initial thickness is determined using nodal coordinates. The default value is DEFAULT.

  • initialVoid (float, default: 0) – A Float specifying the initial void. The default value is 0.0.

  • stabilizationStiffness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the default stabilization stiffness used in all but link elements to stabilize gasket elements that are not supported at all nodes, such as those that extend outside neighboring components. If DEFAULT is specified, a value is used equal to 10⁻⁹ times the initial compressive stiffness in the thickness direction. The default value is DEFAULT.

Returns:

A GasketSection object. and ValueError.

Return type:

GasketSection

GeneralStiffnessSection(name, stiffnessMatrix, referenceTemperature=None, applyThermalStress=0, temperatureDependency=0, dependencies=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, useDensity=0, density=0, thermalStresses=(), scalingData=())[source]

This method creates a GeneralStiffnessSection object.

Note

This function can be accessed by:

mdb.models[name].GeneralStiffnessSection
session.odbs[name].GeneralStiffnessSection
Parameters:
  • name (str) – A String specifying the repository key.

  • stiffnessMatrix (tuple) – A sequence of Floats specifying the stiffness matrix for the section in the order D11, D12, D22, D13, D23, D33, …., D66. Twenty-one entries must be given.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature for thermal expansion. The default value is None.

  • applyThermalStress (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the section stiffness varies with thermal stresses. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • poissonDefinition (Literal[VALUE, DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thermalStresses (tuple, default: ()) – A sequence of Floats specifying the generalized stress values caused by a unit temperature rise. Six entries must be given if the value of applyThermalStress is set to True. The default value is (“”).

  • scalingData (tuple, default: ()) – A sequence of sequences of Floats specifying the scaling factors for given temperatures and/or field data. Each row should contain (Y, alpha, T, F1,…,Fn). The default value is an empty sequence.

Returns:

A GeneralStiffnessSection object.

Return type:

GeneralStiffnessSection

HomogeneousShellSection(name, material, thickness=0, numIntPts=5, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, thicknessField='', nodalThicknessField='')[source]

This method creates a HomogeneousShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].HomogeneousShellSection
mdb.models[name].HomogeneousShellSection
session.odbs[name].HomogeneousShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the section material.

  • thickness (float, default: 0) – A Float specifying the thickness of the section. The thickness argument applies only when thicknessType = UNIFORM. The default value is 0.0.

  • numIntPts (int, default: 5) – An Int specifying the number of integration points to be used through the section. Possible values are numIntPts > 0. The default value is 5.To use the default settings of the analysis products, set numIntPts to 5 if integrationRule = SIMPSON or set numIntPts to 7 if integrationRule = GAUSS.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A HomogeneousShellSection object.

Return type:

HomogeneousShellSection

HomogeneousSolidSection(name, material, thickness=1.0)[source]

This method creates a HomogeneousSolidSection object.

Note

This function can be accessed by:

mdb.models[name].HomogeneousSolidSection
session.odbs[name].HomogeneousSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (Optional[float], default: 1.0) –

    A Float specifying the thickness of the section. Possible values are None or greater than zero. The default value is 1.0.

    Changed in version 2018: The default value is now 1.0 instead of None.

Returns:

A HomogeneousSolidSection object.

Return type:

HomogeneousSolidSection

Raises:
  • InvalidNameError

  • RangeError

MPCSection(name, mpcType, userMode=abaqusConstants.DOF_MODE, userType=0)[source]

This method creates a MPCSection object.

Note

This function can be accessed by:

mdb.models[name].MPCSection
session.odbs[name].MPCSection
Parameters:
  • name (str) – A String specifying the repository key.

  • mpcType (Literal[BEAM_MPC, ELBOW_MPC, PIN_MPC, LINK_MPC, TIE_MPC, USER_DEFINED]) – A SymbolicConstant specifying the MPC type of the section. Possible values are BEAM_MPC, ELBOW_MPC, PIN_MPC, LINK_MPC, TIE_MPC, and USER_DEFINED.

  • userMode (Literal[DOF_MODE, NODE_MODE], default: DOF_MODE) – A SymbolicConstant specifying the mode of the MPC when it is user-defined. Possible values are DOF_MODE and NODE_MODE. The default value is DOF_MODE.The userMode argument applies only when mpcType = USER_DEFINED.

  • userType (int, default: 0) – An Int specifying to differentiate between different constraint types in a user-defined MPCSection. The default value is 0.The userType argument applies only when mpcType = USER_DEFINED.

Returns:

A MPCSection object.

Return type:

MPCSection

Raises:

RangeError

MembraneSection(name, material, thickness=1, thicknessType=abaqusConstants.UNIFORM, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, thicknessField='')[source]

This method creates a MembraneSection object.

Note

This function can be accessed by:

mdb.models[name].MembraneSection
session.odbs[name].MembraneSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness for the section. Possible values are thickness > 0.0. The default value is 1.0.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, and DISCRETE_FIELD. The default value is UNIFORM.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the section Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

Returns:

A MembraneSection object.

Return type:

MembraneSection

Raises:

RangeError

PEGSection(name, material, thickness=1, wedgeAngle1=0, wedgeAngle2=0)[source]

This method creates a PEGSection object.

Note

This function can be accessed by:

mdb.models[name].PEGSection
session.odbs[name].PEGSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • wedgeAngle1 (float, default: 0) – A Float specifying the value of the x component of the angle between the bounding planes, ΔϕxΔ⁢ϕx. The default value is 0.0.

  • wedgeAngle2 (float, default: 0) – A Float specifying the value of the y component of the angle between the bounding planes, ΔϕyΔ⁢ϕy. The default value is 0.0.

Returns:

A PEGSection object.

Return type:

PEGSection

Raises:
  • InvalidNameError

  • RangeError

SurfaceSection(name, useDensity=0, density=0)[source]

This method creates a SurfaceSection object.

Note

This function can be accessed by:

mdb.models[name].SurfaceSection
session.odbs[name].SurfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

Returns:

A SurfaceSection object.

Return type:

SurfaceSection

Raises:

RangeError

TrussSection(name, material, area=1)[source]

This method creates a TrussSection object.

Note

This function can be accessed by:

mdb.models[name].TrussSection
session.odbs[name].TrussSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • area (float, default: 1) – A Float specifying the cross-sectional area for the section. Possible values are area > 0. The default value is 1.0.

Returns:

A TrussSection object.

Return type:

TrussSection

Raises:

RangeError

In Odb

class SectionOdb(name, analysisTitle='', description='', path='')[source]

Bases: OdbBase

This method creates a new Odb object.

Note

This function can be accessed by:

session.Odb
Parameters:
  • name (str) – A String specifying the repository key.

  • analysisTitle (str, default: '') – A String specifying the title of the output database. The default value is an empty string.

  • description (str, default: '') – A String specifying the description of the output database. The default value is an empty string.

  • path (str, default: '') – A String specifying the path to the file where the new output database (.odb ) file will be written. The default value is an empty string.

Returns:

An Odb object.

Return type:

Odb

Public Data Attributes:

Inherited from OdbBase

isReadOnly

A Boolean specifying whether the output database was opened with read-only access.

amplitudes

A repository of Amplitude objects.

filters

A repository of Filter objects.

rootAssembly

An OdbAssembly object.

jobData

A JobData object.

parts

A repository of OdbPart objects.

materials

A repository of Material objects.

steps

A repository of OdbStep objects.

sections

A repository of Section objects.

sectionCategories

A repository of SectionCategory objects.

sectorDefinition

A SectorDefinition object.

userData

A UserData object.

customData

A RepositorySupport object.

profiles

A repository of Profile objects.

Public Methods:

AcousticInfiniteSection(name, material[, ...])

This method creates an AcousticInfiniteSection object.

AcousticInterfaceSection(name[, thickness])

This method creates an AcousticInterfaceSection object.

BeamSection(name, integration, profile[, ...])

This method creates a BeamSection object.

CohesiveSection(name, response, material[, ...])

This method creates a CohesiveSection object.

CompositeShellSection(name, layup[, ...])

This method creates a CompositeShellSection object.

CompositeSolidSection(name, layup[, ...])

This method creates a CompositeSolidSection object.

ConnectorSection(name[, assembledType, ...])

This method creates a ConnectorSection object.

EulerianSection(name, data)

This method creates a EulerianSection object.

GasketSection(name, material[, ...])

This method creates a GasketSection object.

GeneralStiffnessSection(name, stiffnessMatrix)

This method creates a GeneralStiffnessSection object.

HomogeneousShellSection(name, material[, ...])

This method creates a HomogeneousShellSection object.

HomogeneousSolidSection(name, material[, ...])

This method creates a HomogeneousSolidSection object.

MembraneSection(name, material[, thickness, ...])

This method creates a MembraneSection object.

MPCSection(name, mpcType[, userMode, userType])

This method creates a MPCSection object.

PEGSection(name, material[, thickness, ...])

This method creates a PEGSection object.

SurfaceSection(name[, useDensity, density])

This method creates a SurfaceSection object.

TrussSection(name, material[, area])

This method creates a TrussSection object.

Inherited from OdbBase

__init__(name[, analysisTitle, description, ...])

This method creates a new Odb object.

close()

This method closes an output database.

getFrame(frameValue[, match])

This method returns the frame at the specified time, frequency, or mode.

save()

This method saves output to an output database (.odb ) file.

update()

This method is used to update an Odb object in memory while an Abaqus analysis writes data to the associated output database.


Member Details:

AcousticInfiniteSection(name, material, thickness=1, order=10)[source]

This method creates an AcousticInfiniteSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInfiniteSection
session.odbs[name].AcousticInfiniteSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • order (int, default: 10) – An Int specifying the number of ninth-order polynomials that will be used to resolve the variation of the acoustic field in the infinite direction. Possible values are 0 < order ≤ 10. The default value is 10.

Returns:

An AcousticInfiniteSection object.

Return type:

AcousticInfiniteSection

Raises:
  • InvalidNameError

  • RangeError

AcousticInterfaceSection(name, thickness=1)[source]

This method creates an AcousticInterfaceSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInterfaceSection
session.odbs[name].AcousticInterfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

Returns:

An AcousticInterfaceSection object.

Return type:

AcousticInterfaceSection

Raises:
  • InvalidNameError

  • RangeError

BeamSection(name, integration, profile, poissonRatio=0, thermalExpansion=0, temperatureDependency=0, dependencies=0, density=None, referenceTemperature=None, temperatureVar=abaqusConstants.LINEAR, alphaDamping=0, betaDamping=0, compositeDamping=0, useFluidInertia=0, submerged=abaqusConstants.FULLY, fluidMassDensity=None, crossSectionRadius=None, lateralMassCoef=1, axialMassCoef=0, massOffsetX=0, massOffsetY=0, beamShape=abaqusConstants.CONSTANT, material='', table=(), outputPts=(), centroid=(), shearCenter=(), profileEnd='')[source]

This method creates a BeamSection object.

Note

This function can be accessed by:

mdb.models[name].BeamSection
session.odbs[name].BeamSection
Parameters:
  • name (str) – A String specifying the repository key.

  • integration (Literal[DURING_ANALYSIS, BEFORE_ANALYSIS]) – A SymbolicConstant specifying the integration method for the section. Possible values are BEFORE_ANALYSIS and DURING_ANALYSIS.

  • profile (str) – A String specifying the name of the profile. This argument represents the start profile in case of beamShape = TAPERED.

  • poissonRatio (float, default: 0) – A Float specifying the Poisson’s ratio of the section. The default value is 0.0.

  • thermalExpansion (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether to use thermal expansion data. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • density (Optional[float], default: None) – None or a Float specifying the density of the section. The default value is None.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature of the section. The default value is None.

  • temperatureVar (Literal[INTERPOLATED, LINEAR], default: LINEAR) – A SymbolicConstant specifying the temperature variation for the section. Possible values are LINEAR and INTERPOLATED. The default value is LINEAR.

  • alphaDamping (float, default: 0) – A Float specifying the αRαR factor to create mass proportional damping in direct-integration dynamics. The default value is 0.0.

  • betaDamping (float, default: 0) – A Float specifying the βRβR factor to create stiffness proportional damping in direct-integration dynamics. The default value is 0.0.

  • compositeDamping (float, default: 0) – A Float specifying the fraction of critical damping to be used in calculating composite damping factors for the modes (for use in modal dynamics). The default value is 0.0.

  • useFluidInertia (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether added mass effects will be simulated. The default value is OFF.

  • submerged (Literal[FULLY, HALF], default: FULLY) – A SymbolicConstant specifying whether the section is either full submerged or half submerged. This argument applies only when useFluidInertia = True. Possible values are FULLY and HALF. The default value is FULLY.

  • fluidMassDensity (Optional[float], default: None) – None or a Float specifying the mass density of the fluid. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • crossSectionRadius (Optional[float], default: None) – None or a Float specifying the radius of the cylindrical cross-section. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • lateralMassCoef (float, default: 1) – A Float specifying the added mass coefficient, CACA, for lateral motions of the beam. This argument applies only when*useFluidInertia* = True. The default value is 1.0.

  • axialMassCoef (float, default: 0) – A Float specifying the added mass coefficient, C(A−E)C(A-E), for motions along the axis of the beam. This argument affects only the term added to the free end(s) of the beam, and applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetX (float, default: 0) – A Float specifying the local 1-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetY (float, default: 0) – A Float specifying the local 2-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • beamShape (Literal[CONSTANT, TAPERED, ODB, API], default: CONSTANT) – A SymbolicConstant specifying the change in cross-section of the beam along length. Possible values are CONSTANT and TAPERED. The default value is CONSTANT. This parameter is available for manipulating the model database but not for the ODB API.

  • material (str, default: '') – A String specifying the name of the material. The default value is an empty string. The material is required when integration is “DURING_ANALYSIS”.

  • table (tuple, default: ()) – A sequence of sequences of Floats specifying the items described below. The default value is an empty sequence.

  • outputPts (tuple, default: ()) – A sequence of pairs of Floats specifying the positions at which output is requested. The default value is an empty sequence.

  • centroid (Sequence[float], default: ()) – A pair of Floats specifying the X - Y coordinates of the centroid. The default value is (0.0, 0.0).

  • shearCenter (Sequence[float], default: ()) – A pair of Floats specifying the X - Y coordinates of the shear center. The default value is (0.0, 0.0).

  • profileEnd (str, default: '') – A String specifying the name of the end profile. The type of the end profile must be same as that of the start profile. This argument is valid only when beamShape = TAPERED. The default value is an empty string. This parameter is available for manipulating the model database but not for the ODB API.

Returns:

A BeamSection object.

Return type:

BeamSection

CohesiveSection(name, response, material, initialThicknessType=abaqusConstants.SOLVER_DEFAULT, initialThickness=1, outOfPlaneThickness=None)[source]

This method creates a CohesiveSection object.

Note

This function can be accessed by:

mdb.models[name].CohesiveSection
session.odbs[name].CohesiveSection
Parameters:
  • name (str) – A String specifying the repository key.

  • response (Literal[TRACTION_SEPARATION, GASKET, CONTINUUM]) – A SymbolicConstant specifying the geometric assumption that defines the constitutive behavior of the cohesive elements. Possible values are TRACTION_SEPARATION, CONTINUUM, and GASKET.

  • material (str) – A String specifying the name of the material.

  • initialThicknessType (Literal[SOLVER_DEFAULT], default: SOLVER_DEFAULT) – A SymbolicConstant specifying the method used to compute the initial thickness. Possible values are:SOLVER_DEFAULT, specifying that Abaqus will use the analysis product defaultGEOMETRY, specifying that Abaqus will compute the thickness from the nodal coordinates of the elements.SPECIFY, specifying that Abaqus will use the value given for initialThickness The default value is SOLVER_DEFAULT.

  • initialThickness (float, default: 1) – A Float specifying the initial thickness for the section. The initialThickness argument applies only when initialThicknessType = SPECIFY. The default value is 1.0.

  • outOfPlaneThickness (Optional[float], default: None) – None or a Float specifying the out-of-plane thickness for the section. The default value is None.

Returns:

A CohesiveSection object.

Return type:

CohesiveSection

Raises:

RangeError

CompositeShellSection(name, layup, symmetric=0, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, layupName='', thicknessField='', nodalThicknessField='')[source]

This method creates a CompositeShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].CompositeShellSection
mdb.models[name].CompositeShellSection
session.odbs[name].CompositeShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the shell cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • thicknessType (Literal[DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, ANALYTICAL_FIELD, UNIFORM, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[GAUSS, SIMPSON], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[SMEAR_ALL_LAYERS, BENDING, MEMBRANE, NO_IDEALIZATION], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A CompositeShellSection object.

Return type:

CompositeShellSection

CompositeSolidSection(name, layup, symmetric=0, layupName='')[source]

This method creates a CompositeSolidSection object.

Note

This function can be accessed by:

mdb.models[name].CompositeSolidSection
session.odbs[name].CompositeSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the solid cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

Returns:

A CompositeSolidSection object.

Return type:

CompositeSolidSection

ConnectorSection(name, assembledType=abaqusConstants.NONE, rotationalType=abaqusConstants.NONE, translationalType=abaqusConstants.NONE, integration=abaqusConstants.UNSPECIFIED, u1ReferenceLength=None, u2ReferenceLength=None, u3ReferenceLength=None, ur1ReferenceAngle=None, ur2ReferenceAngle=None, ur3ReferenceAngle=None, massPerLength=None, contactAngle=None, materialFlowFactor=1, regularize=1, defaultTolerance=1, regularization=0, extrapolation=abaqusConstants.CONSTANT, behaviorOptions=None)[source]

This method creates a ConnectorSection object.

Note

This function can be accessed by:

mdb.models[name].ConnectorSection
session.odbs[name].ConnectorSection
Parameters:
  • name (str) – A String specifying the repository key.

  • assembledType (Literal[NONE], default: NONE) – A SymbolicConstant specifying the assembled connection type. Possible values are:NONEBEAMBUSHINGCVJOINTCYLINDRICALHINGEPLANARRETRACTORSLIPRINGTRANSLATORUJOINTWELDThe default value is NONE.You cannot include the assembledType argument if translationalType or rotationalType are given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given a value other than NONE.

  • rotationalType (Literal[NONE], default: NONE) – A SymbolicConstant specifying the basic rotational connection type. Possible values are:NONEALIGNCARDANCONSTANT_VELOCITYEULERFLEXION_TORSIONFLOW_CONVERTERPROJECTION_FLEXION_TORSIONREVOLUTEROTATIONROTATION_ACCELEROMETERUNIVERSALThe default value is NONE.You cannot include the rotationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • translationalType (Literal[NONE], default: NONE) – A SymbolicConstant specifying the basic translational connection type. Possible values are:NONEACCELEROMETERAXIALCARTESIANJOINLINKPROJECTION_CARTESIANRADIAL_THRUSTSLIDE_PLANESLOTThe default value is NONE.You cannot include the translationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • integration (Literal[EXPLICIT, IMPLICIT, UNSPECIFIED], default: UNSPECIFIED) – A SymbolicConstant specifying the time integration scheme to use for analysis. This argument is applicable only to an Abaqus/Explicit analysis. Possible values are UNSPECIFIED, IMPLICIT, and EXPLICIT. The default value is UNSPECIFIED.

  • u1ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the first component of relative motion. The default value is None.

  • u2ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the second component of relative motion. The default value is None.

  • u3ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the third component of relative motion. The default value is None.

  • ur1ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fourth component of relative motion. The default value is None.

  • ur2ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fifth component of relative motion. The default value is None.

  • ur3ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the sixth component of relative motion. The default value is None.

  • massPerLength (Optional[float], default: None) – None or a Float specifying the mass per unit reference length of belt material. This argument is applicable only when assembledType = SLIPRING, and must be specified in that case. The default value is None.

  • contactAngle (Optional[float], default: None) – None or a Float specifying the contact angle made by the belt wrapping around node b. This argument is applicable only to an Abaqus/Explicit analysis, and only when assembledType = SLIPRING. The default value is None.

  • materialFlowFactor (float, default: 1) – A Float specifying the scaling factor for material flow at node b. This argument is applicable only when assembledType = RETRACTOR or rotationalType = FLOW_CONVERTER. The default value is 1.0.

  • regularize (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not all tabular data associated with the behaviorOptions will be regularized. This argument is applicable only for an Abaqus/Explicit analysis. The default value is ON.

  • defaultTolerance (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not the default regularization tolerance will be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON. The default value is ON.

  • regularization (float, default: 0) – A Float specifying the regularization increment to be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON and defaultTolerance = OFF. The default value is 0.03.

  • extrapolation (Literal[CONSTANT, LINEAR], default: CONSTANT) – A SymbolicConstant specifying the extrapolation technique to be used for all tabular data associated with the behaviorOptions. Possible values are CONSTANT and LINEAR. The default value is CONSTANT.

  • behaviorOptions (Optional[List[ConnectorBehaviorOption]], default: None) – A ConnectorBehaviorOptionArray object.

Returns:

A ConnectorSection object.

Return type:

ConnectorSection

Raises:
  • InvalidNameError

  • RangeError

EulerianSection(name, data)[source]

This method creates a EulerianSection object.

Note

This function can be accessed by:

mdb.models[name].EulerianSection
session.odbs[name].EulerianSection
Parameters:
  • name (str) – A String specifying the repository key.

  • data (str) – A String-to-String Dictionary specifying a dictionary mapping Material instance names to Material names. Internally the specified mapping gets sorted on Material instance name.

Returns:

An EulerianSection object.

Return type:

EulerianSection

GasketSection(name, material, crossSection=1, initialGap=0, initialThickness=abaqusConstants.DEFAULT, initialVoid=0, stabilizationStiffness=abaqusConstants.DEFAULT)[source]

This method creates a GasketSection object.

Note

This function can be accessed by:

mdb.models[name].GasketSection
session.odbs[name].GasketSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material of which the gasket is made or material that defines gasket behavior.

  • crossSection (float, default: 1) – A Float specifying the cross-sectional area, width, or out-of-plane thickness, if applicable, depending on the gasket element type. The default value is 1.0.

  • initialGap (float, default: 0) – A Float specifying the initial gap. The default value is 0.0.

  • initialThickness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the initial gasket thickness. If DEFAULT is specified, the initial thickness is determined using nodal coordinates. The default value is DEFAULT.

  • initialVoid (float, default: 0) – A Float specifying the initial void. The default value is 0.0.

  • stabilizationStiffness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the default stabilization stiffness used in all but link elements to stabilize gasket elements that are not supported at all nodes, such as those that extend outside neighboring components. If DEFAULT is specified, a value is used equal to 10⁻⁹ times the initial compressive stiffness in the thickness direction. The default value is DEFAULT.

Returns:

A GasketSection object. and ValueError.

Return type:

GasketSection

GeneralStiffnessSection(name, stiffnessMatrix, referenceTemperature=None, applyThermalStress=0, temperatureDependency=0, dependencies=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, useDensity=0, density=0, thermalStresses=(), scalingData=())[source]

This method creates a GeneralStiffnessSection object.

Note

This function can be accessed by:

mdb.models[name].GeneralStiffnessSection
session.odbs[name].GeneralStiffnessSection
Parameters:
  • name (str) – A String specifying the repository key.

  • stiffnessMatrix (tuple) – A sequence of Floats specifying the stiffness matrix for the section in the order D11, D12, D22, D13, D23, D33, …., D66. Twenty-one entries must be given.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature for thermal expansion. The default value is None.

  • applyThermalStress (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the section stiffness varies with thermal stresses. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thermalStresses (tuple, default: ()) – A sequence of Floats specifying the generalized stress values caused by a unit temperature rise. Six entries must be given if the value of applyThermalStress is set to True. The default value is (“”).

  • scalingData (tuple, default: ()) – A sequence of sequences of Floats specifying the scaling factors for given temperatures and/or field data. Each row should contain (Y, alpha, T, F1,…,Fn). The default value is an empty sequence.

Returns:

A GeneralStiffnessSection object.

Return type:

GeneralStiffnessSection

HomogeneousShellSection(name, material, thickness=0, numIntPts=5, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, thicknessField='', nodalThicknessField='')[source]

This method creates a HomogeneousShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].HomogeneousShellSection
mdb.models[name].HomogeneousShellSection
session.odbs[name].HomogeneousShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the section material.

  • thickness (float, default: 0) – A Float specifying the thickness of the section. The thickness argument applies only when thicknessType = UNIFORM. The default value is 0.0.

  • numIntPts (int, default: 5) – An Int specifying the number of integration points to be used through the section. Possible values are numIntPts > 0. The default value is 5.To use the default settings of the analysis products, set numIntPts to 5 if integrationRule = SIMPSON or set numIntPts to 7 if integrationRule = GAUSS.

  • thicknessType (Literal[DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, ANALYTICAL_FIELD, UNIFORM, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[GAUSS, SIMPSON], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[SMEAR_ALL_LAYERS, BENDING, MEMBRANE, NO_IDEALIZATION], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A HomogeneousShellSection object.

Return type:

HomogeneousShellSection

HomogeneousSolidSection(name, material, thickness=1)[source]

This method creates a HomogeneousSolidSection object.

Note

This function can be accessed by:

mdb.models[name].HomogeneousSolidSection
session.odbs[name].HomogeneousSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) –

    A Float specifying the thickness of the section. Possible values are None or greater than zero. The default value is 1.0.

    Changed in version 2018: The default value is now 1.0 instead of None.

Returns:

A HomogeneousSolidSection object.

Return type:

HomogeneousSolidSection

Raises:
  • InvalidNameError

  • RangeError

MPCSection(name, mpcType, userMode=abaqusConstants.DOF_MODE, userType=0)[source]

This method creates a MPCSection object.

Note

This function can be accessed by:

mdb.models[name].MPCSection
session.odbs[name].MPCSection
Parameters:
  • name (str) – A String specifying the repository key.

  • mpcType (Literal[BEAM_MPC, ELBOW_MPC, TIE_MPC, MPC, USER_DEFINED, PIN_MPC, LINK_MPC]) – A SymbolicConstant specifying the MPC type of the section. Possible values are BEAM_MPC, ELBOW_MPC, PIN_MPC, LINK_MPC, TIE_MPC, and USER_DEFINED.

  • userMode (Literal[USER_DEFINED, MPC, NODE_MODE, DOF_MODE], default: DOF_MODE) – A SymbolicConstant specifying the mode of the MPC when it is user-defined. Possible values are DOF_MODE and NODE_MODE. The default value is DOF_MODE.The userMode argument applies only when mpcType = USER_DEFINED.

  • userType (int, default: 0) – An Int specifying to differentiate between different constraint types in a user-defined MPCSection. The default value is 0.The userType argument applies only when mpcType = USER_DEFINED.

Returns:

A MPCSection object.

Return type:

MPCSection

Raises:

RangeError

MembraneSection(name, material, thickness=1, thicknessType=abaqusConstants.UNIFORM, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, thicknessField='')[source]

This method creates a MembraneSection object.

Note

This function can be accessed by:

mdb.models[name].MembraneSection
session.odbs[name].MembraneSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness for the section. Possible values are thickness > 0.0. The default value is 1.0.

  • thicknessType (Literal[DISCRETE_FIELD, UNIFORM, ANALYTICAL_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, and DISCRETE_FIELD. The default value is UNIFORM.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the section Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

Returns:

A MembraneSection object.

Return type:

MembraneSection

Raises:

RangeError

PEGSection(name, material, thickness=1, wedgeAngle1=0, wedgeAngle2=0)[source]

This method creates a PEGSection object.

Note

This function can be accessed by:

mdb.models[name].PEGSection
session.odbs[name].PEGSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • wedgeAngle1 (float, default: 0) – A Float specifying the value of the x component of the angle between the bounding planes, ΔϕxΔ⁢ϕx. The default value is 0.0.

  • wedgeAngle2 (float, default: 0) – A Float specifying the value of the y component of the angle between the bounding planes, ΔϕyΔ⁢ϕy. The default value is 0.0.

Returns:

A PEGSection object.

Return type:

PEGSection

Raises:
  • InvalidNameError

  • RangeError

SurfaceSection(name, useDensity=0, density=0)[source]

This method creates a SurfaceSection object.

Note

This function can be accessed by:

mdb.models[name].SurfaceSection
session.odbs[name].SurfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

Returns:

A SurfaceSection object.

Return type:

SurfaceSection

Raises:

RangeError

TrussSection(name, material, area=1)[source]

This method creates a TrussSection object.

Note

This function can be accessed by:

mdb.models[name].TrussSection
session.odbs[name].TrussSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • area (float, default: 1) – A Float specifying the cross-sectional area for the section. Possible values are area > 0. The default value is 1.0.

Returns:

A TrussSection object.

Return type:

TrussSection

Raises:

RangeError

Other Classes

class AcousticInfiniteSection(name, material, thickness=1, order=10)[source]

Bases: Section

The AcousticInfiniteSection object defines the properties of an acoustic section. The AcousticInfiniteSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SOLID SECTION

This method creates an AcousticInfiniteSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInfiniteSection
session.odbs[name].AcousticInfiniteSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • order (int, default: 10) – An Int specifying the number of ninth-order polynomials that will be used to resolve the variation of the acoustic field in the infinite direction. Possible values are 0 < order ≤ 10. The default value is 10.

Returns:

An AcousticInfiniteSection object.

Return type:

AcousticInfiniteSection

Raises:
  • InvalidNameError

  • RangeError

Member Details:

material: str[source]

A String specifying the name of the material.

order: int = 10[source]

An Int specifying the number of ninth-order polynomials that will be used to resolve the variation of the acoustic field in the infinite direction. Possible values are 0 < order ≤ 10. The default value is 10.

setValues(thickness=1, order=10)[source]

This method modifies the AcousticInfiniteSection object.

Parameters:
  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • order (int, default: 10) – An Int specifying the number of ninth-order polynomials that will be used to resolve the variation of the acoustic field in the infinite direction. Possible values are 0 < order ≤ 10. The default value is 10.

Raises:

RangeError

thickness: float = 1[source]

A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

class Section[source]

Bases: ConnectorSection

Member Details:

TransverseShearBeam(scfDefinition, k23=None, k13=None, slendernessCompensation=0)[source]

This method creates a TransverseShearBeam object.

Note

This function can be accessed by:

mdb.models[name].sections[name].TransverseShearBeam
session.odbs[name].sections[name].TransverseShearBeam
Parameters:
  • scfDefinition (Literal[VALUE, ANALYSIS_DEFAULT, COMPUTED]) – A SymbolicConstant specifying how slenderness compensation factor of the section is given. Possible values are ANALYSIS_DEFAULT, COMPUTED, and VALUE.

  • k23 (Optional[float], default: None) – None or a Float specifying the k23 shear stiffness of the section. The default value is None.

  • k13 (Optional[float], default: None) – None or a Float specifying the k13 shear stiffness of the section. The default value is None.

  • slendernessCompensation (Union[Literal[COMPUTED], float], default: 0) – The SymbolicConstant COMPUTED or a Float specifying the slenderness compensation factor of the section. The default value is 0.25.

Returns:

A TransverseShearBeam object.

Return type:

TransverseShearBeam

TransverseShearShell(k11, k22, k12)[source]

This method creates a TransverseShearShell object.

Note

This function can be accessed by:

mdb.models[name].sections[name].TransverseShearShell
session.odbs[name].sections[name].TransverseShearShell
Parameters:
  • k11 (float) – A Float specifying the shear stiffness of the section in the first direction.

  • k22 (float) – A Float specifying the shear stiffness of the section in the second direction.

  • k12 (float) – A Float specifying the coupling term in the shear stiffness of the section.

Returns:

A TransverseShearShell object.

Return type:

TransverseShearShell

class AcousticInterfaceSection(name, thickness=1)[source]

Bases: Section

The AcousticInterfaceSection object defines the properties of an acoustic section. The AcousticInterfaceSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • INTERFACE

This method creates an AcousticInterfaceSection object.

Note

This function can be accessed by:

mdb.models[name].AcousticInterfaceSection
session.odbs[name].AcousticInterfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

Returns:

An AcousticInterfaceSection object.

Return type:

AcousticInterfaceSection

Raises:
  • InvalidNameError

  • RangeError

Member Details:

setValues(thickness=1)[source]

This method modifies the AcousticInterfaceSection object.

Parameters:

thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

Raises:

RangeError

thickness: float = 1[source]

A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

class BeamSection(name, integration, profile, poissonRatio=0, thermalExpansion=0, temperatureDependency=0, dependencies=0, density=None, referenceTemperature=None, temperatureVar=abaqusConstants.LINEAR, alphaDamping=0, betaDamping=0, compositeDamping=0, useFluidInertia=0, submerged=abaqusConstants.FULLY, fluidMassDensity=None, crossSectionRadius=None, lateralMassCoef=1, axialMassCoef=0, massOffsetX=0, massOffsetY=0, beamShape=abaqusConstants.CONSTANT, material='', table=(), outputPts=(), centroid=(0.0, 0.0), shearCenter=(0.0, 0.0), profileEnd='')[source]

Bases: Section

The BeamSection object defines the properties of a beam section. The BeamSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The table data for this object are:

  • E, the Young’s modulus of the section.

  • G, the torsional shear modulus of the section.

  • Thermal expansion coefficient, if using thermal expansion.

  • Temperature, if the data depend on temperature.

  • Value of the first field variable, if the data depend on field variables.

  • Value of the second field variable.

  • Etc.

The corresponding analysis keywords are:

  • BEAM GENERAL SECTION

  • BEAM SECTION

  • BEAM FLUID INERTIA

  • CENTROID

  • DAMPING

  • SHEAR CENTER

  • SECTION POINTS

This method creates a BeamSection object.

Note

This function can be accessed by:

mdb.models[name].BeamSection
session.odbs[name].BeamSection
Parameters:
  • name (str) – A String specifying the repository key.

  • integration (Literal[BEFORE_ANALYSIS, DURING_ANALYSIS]) – A SymbolicConstant specifying the integration method for the section. Possible values are BEFORE_ANALYSIS and DURING_ANALYSIS.

  • profile (str) – A String specifying the name of the profile. This argument represents the start profile in case of beamShape = TAPERED.

  • poissonRatio (float, default: 0) – A Float specifying the Poisson’s ratio of the section. The default value is 0.0.

  • thermalExpansion (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether to use thermal expansion data. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • density (Optional[float], default: None) – None or a Float specifying the density of the section. The default value is None.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature of the section. The default value is None.

  • temperatureVar (Literal[LINEAR, INTERPOLATED], default: LINEAR) – A SymbolicConstant specifying the temperature variation for the section. Possible values are LINEAR and INTERPOLATED. The default value is LINEAR.

  • alphaDamping (float, default: 0) – A Float specifying the αRαR factor to create mass proportional damping in direct-integration dynamics. The default value is 0.0.

  • betaDamping (float, default: 0) – A Float specifying the βRβR factor to create stiffness proportional damping in direct-integration dynamics. The default value is 0.0.

  • compositeDamping (float, default: 0) – A Float specifying the fraction of critical damping to be used in calculating composite damping factors for the modes (for use in modal dynamics). The default value is 0.0.

  • useFluidInertia (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether added mass effects will be simulated. The default value is OFF.

  • submerged (Literal[FULLY, HALF], default: FULLY) – A SymbolicConstant specifying whether the section is either full submerged or half submerged. This argument applies only when useFluidInertia = True. Possible values are FULLY and HALF. The default value is FULLY.

  • fluidMassDensity (Optional[float], default: None) – None or a Float specifying the mass density of the fluid. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • crossSectionRadius (Optional[float], default: None) – None or a Float specifying the radius of the cylindrical cross-section. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • lateralMassCoef (float, default: 1) – A Float specifying the added mass coefficient, CACA, for lateral motions of the beam. This argument applies only when*useFluidInertia* = True. The default value is 1.0.

  • axialMassCoef (float, default: 0) – A Float specifying the added mass coefficient, C(A−E)C(A-E), for motions along the axis of the beam. This argument affects only the term added to the free end(s) of the beam, and applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetX (float, default: 0) – A Float specifying the local 1-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetY (float, default: 0) – A Float specifying the local 2-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • beamShape (Literal[CONSTANT, TAPERED], default: CONSTANT) – A SymbolicConstant specifying the change in cross-section of the beam along length. Possible values are CONSTANT and TAPERED. The default value is CONSTANT. This parameter is available for manipulating the model database but not for the ODB API.

  • material (str, default: '') – A String specifying the name of the material. The default value is an empty string. The material is required when integration is “DURING_ANALYSIS”.

  • table (tuple, default: ()) – A sequence of sequences of Floats specifying the items described below. The default value is an empty sequence.

  • outputPts (tuple, default: ()) – A sequence of pairs of Floats specifying the positions at which output is requested. The default value is an empty sequence.

  • centroid (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the centroid. The default value is (0.0, 0.0).

  • shearCenter (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the shear center. The default value is (0.0, 0.0).

  • profileEnd (str, default: '') – A String specifying the name of the end profile. The type of the end profile must be same as that of the start profile. This argument is valid only when beamShape = TAPERED. The default value is an empty string. This parameter is available for manipulating the model database but not for the ODB API.

Returns:

A BeamSection object.

Return type:

BeamSection

Member Details:

alphaDamping: float = 0[source]

A Float specifying the αRαR factor to create mass proportional damping in direct-integration dynamics. The default value is 0.0.

axialMassCoef: float = 0[source]

A Float specifying the added mass coefficient, C(A−E)C(A-E), for motions along the axis of the beam. This argument affects only the term added to the free end(s) of the beam, and applies only when useFluidInertia = True. The default value is 0.0.

beamShape: Literal[C.CONSTANT, C.TAPERED] = 'CONSTANT'[source]

A SymbolicConstant specifying the change in cross-section of the beam along length. Possible values are CONSTANT and TAPERED. The default value is CONSTANT. This parameter is available for manipulating the model database but not for the ODB API.

beamTransverseShear: TransverseShearBeam = <abaqus.Section.TransverseShearBeam.TransverseShearBeam object>[source]

A TransverseShearBeam object specifying the transverse shear stiffness properties.

betaDamping: float = 0[source]

A Float specifying the βRβR factor to create stiffness proportional damping in direct-integration dynamics. The default value is 0.0.

centroid: tuple[float, float] = (0.0, 0.0)[source]

A pair of Floats specifying the X - Y coordinates of the centroid. The default value is (0.0, 0.0).

compositeDamping: float = 0[source]

A Float specifying the fraction of critical damping to be used in calculating composite damping factors for the modes (for use in modal dynamics). The default value is 0.0.

crossSectionRadius: float | None = None[source]

None or a Float specifying the radius of the cylindrical cross-section. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

density: float | None = None[source]

None or a Float specifying the density of the section. The default value is None.

dependencies: int = 0[source]

An Int specifying the number of field variable dependencies. The default value is 0.

fluidMassDensity: float | None = None[source]

None or a Float specifying the mass density of the fluid. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

integration: Literal[C.BEFORE_ANALYSIS, C.DURING_ANALYSIS][source]

A SymbolicConstant specifying the integration method for the section. Possible values are BEFORE_ANALYSIS and DURING_ANALYSIS.

lateralMassCoef: float = 1[source]

A Float specifying the added mass coefficient, CACA, for lateral motions of the beam. This argument applies only when*useFluidInertia* = True. The default value is 1.0.

massOffsetX: float = 0[source]

A Float specifying the local 1-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

massOffsetY: float = 0[source]

A Float specifying the local 2-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

material: str = ''[source]

A String specifying the name of the material. The default value is an empty string. The material is required when integration is “DURING_ANALYSIS”.

outputPts: tuple = ()[source]

A sequence of pairs of Floats specifying the positions at which output is requested. The default value is an empty sequence.

poissonRatio: float = 0[source]

A Float specifying the Poisson’s ratio of the section. The default value is 0.0.

profile: str[source]

A String specifying the name of the profile. This argument represents the start profile in case of beamShape = TAPERED.

profileEnd: str = ''[source]

A String specifying the name of the end profile. The type of the end profile must be same as that of the start profile. This argument is valid only when beamShape = TAPERED. The default value is an empty string. This parameter is available for manipulating the model database but not for the ODB API.

referenceTemperature: float | None = None[source]

None or a Float specifying the reference temperature of the section. The default value is None.

setValues(poissonRatio=0, thermalExpansion=0, temperatureDependency=0, dependencies=0, density=None, referenceTemperature=None, temperatureVar=abaqusConstants.LINEAR, alphaDamping=0, betaDamping=0, compositeDamping=0, useFluidInertia=0, submerged=abaqusConstants.FULLY, fluidMassDensity=None, crossSectionRadius=None, lateralMassCoef=1, axialMassCoef=0, massOffsetX=0, massOffsetY=0, beamShape=abaqusConstants.CONSTANT, material='', table=(), outputPts=(), centroid=(0.0, 0.0), shearCenter=(0.0, 0.0), profileEnd='')[source]

This method modifies the BeamSection object.

Parameters:
  • poissonRatio (float, default: 0) – A Float specifying the Poisson’s ratio of the section. The default value is 0.0.

  • thermalExpansion (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether to use thermal expansion data. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • density (Optional[float], default: None) – None or a Float specifying the density of the section. The default value is None.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature of the section. The default value is None.

  • temperatureVar (Literal[LINEAR, INTERPOLATED], default: LINEAR) – A SymbolicConstant specifying the temperature variation for the section. Possible values are LINEAR and INTERPOLATED. The default value is LINEAR.

  • alphaDamping (float, default: 0) – A Float specifying the αRαR factor to create mass proportional damping in direct-integration dynamics. The default value is 0.0.

  • betaDamping (float, default: 0) – A Float specifying the βRβR factor to create stiffness proportional damping in direct-integration dynamics. The default value is 0.0.

  • compositeDamping (float, default: 0) – A Float specifying the fraction of critical damping to be used in calculating composite damping factors for the modes (for use in modal dynamics). The default value is 0.0.

  • useFluidInertia (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether added mass effects will be simulated. The default value is OFF.

  • submerged (Literal[FULLY, HALF], default: FULLY) – A SymbolicConstant specifying whether the section is either full submerged or half submerged. This argument applies only when useFluidInertia = True. Possible values are FULLY and HALF. The default value is FULLY.

  • fluidMassDensity (Optional[float], default: None) – None or a Float specifying the mass density of the fluid. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • crossSectionRadius (Optional[float], default: None) – None or a Float specifying the radius of the cylindrical cross-section. This argument applies only when useFluidInertia = True and must be specified in that case. The default value is None.

  • lateralMassCoef (float, default: 1) – A Float specifying the added mass coefficient, CACA, for lateral motions of the beam. This argument applies only when*useFluidInertia* = True. The default value is 1.0.

  • axialMassCoef (float, default: 0) – A Float specifying the added mass coefficient, C(A−E)C(A-E), for motions along the axis of the beam. This argument affects only the term added to the free end(s) of the beam, and applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetX (float, default: 0) – A Float specifying the local 1-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • massOffsetY (float, default: 0) – A Float specifying the local 2-coordinate of the center of the cylindrical cross-section with respect to the beam cross-section. This argument applies only when useFluidInertia = True. The default value is 0.0.

  • beamShape (Literal[CONSTANT, TAPERED], default: CONSTANT) – A SymbolicConstant specifying the change in cross-section of the beam along length. Possible values are CONSTANT and TAPERED. The default value is CONSTANT. This parameter is available for manipulating the model database but not for the ODB API.

  • material (str, default: '') – A String specifying the name of the material. The default value is an empty string. The material is required when integration is “DURING_ANALYSIS”.

  • table (tuple, default: ()) – A sequence of sequences of Floats specifying the items described below. The default value is an empty sequence.

  • outputPts (tuple, default: ()) – A sequence of pairs of Floats specifying the positions at which output is requested. The default value is an empty sequence.

  • centroid (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the centroid. The default value is (0.0, 0.0).

  • shearCenter (tuple[float, float], default: (0.0, 0.0)) – A pair of Floats specifying the X - Y coordinates of the shear center. The default value is (0.0, 0.0).

  • profileEnd (str, default: '') – A String specifying the name of the end profile. The type of the end profile must be same as that of the start profile. This argument is valid only when beamShape = TAPERED. The default value is an empty string. This parameter is available for manipulating the model database but not for the ODB API.

shearCenter: tuple[float, float] = (0.0, 0.0)[source]

A pair of Floats specifying the X - Y coordinates of the shear center. The default value is (0.0, 0.0).

submerged: Literal[C.FULLY, C.HALF] = 'FULLY'[source]

A SymbolicConstant specifying whether the section is either full submerged or half submerged. This argument applies only when useFluidInertia = True. Possible values are FULLY and HALF. The default value is FULLY.

table: tuple = ()[source]

A sequence of sequences of Floats specifying the items described below. The default value is an empty sequence.

temperatureDependency: Boolean = 0[source]

A Boolean specifying whether the data depend on temperature. The default value is OFF.

temperatureVar: Literal[C.LINEAR, C.INTERPOLATED] = 'LINEAR'[source]

A SymbolicConstant specifying the temperature variation for the section. Possible values are LINEAR and INTERPOLATED. The default value is LINEAR.

thermalExpansion: Boolean = 0[source]

A Boolean specifying whether to use thermal expansion data. The default value is OFF.

useFluidInertia: Boolean = 0[source]

A Boolean specifying whether added mass effects will be simulated. The default value is OFF.

class TransverseShearBeam(scfDefinition, k23=None, k13=None, slendernessCompensation=0)[source]

Bases: object

The TransverseShearBeam object defines the transverse shear stiffness properties of a beam section.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name].beamTransverseShear
import odbSection
session.odbs[name].sections[name].beamTransverseShear

The corresponding analysis keywords are:

  • TRANSVERSE SHEAR STIFFNESS

This method creates a TransverseShearBeam object.

Note

This function can be accessed by:

mdb.models[name].sections[name].TransverseShearBeam
session.odbs[name].sections[name].TransverseShearBeam
Parameters:
  • scfDefinition (Literal[VALUE, ANALYSIS_DEFAULT, COMPUTED]) – A SymbolicConstant specifying how slenderness compensation factor of the section is given. Possible values are ANALYSIS_DEFAULT, COMPUTED, and VALUE.

  • k23 (Optional[float], default: None) – None or a Float specifying the k23 shear stiffness of the section. The default value is None.

  • k13 (Optional[float], default: None) – None or a Float specifying the k13 shear stiffness of the section. The default value is None.

  • slendernessCompensation (Union[Literal[COMPUTED], float], default: 0) – The SymbolicConstant COMPUTED or a Float specifying the slenderness compensation factor of the section. The default value is 0.25.

Returns:

A TransverseShearBeam object.

Return type:

TransverseShearBeam

Member Details:

k13: Optional[float] = None[source]

None or a Float specifying the k13 shear stiffness of the section. The default value is None.

k23: Optional[float] = None[source]

None or a Float specifying the k23 shear stiffness of the section. The default value is None.

scfDefinition: SymbolicConstant[source]

A SymbolicConstant specifying how slenderness compensation factor of the section is given. Possible values are ANALYSIS_DEFAULT, COMPUTED, and VALUE.

setValues(*args, **kwargs)[source]

This method modifies the TransverseShearBeam object.

slendernessCompensation: Union[SymbolicConstant, float] = 0[source]

The SymbolicConstant COMPUTED or a Float specifying the slenderness compensation factor of the section. The default value is 0.25.

class CohesiveSection(name, response, material, initialThicknessType=abaqusConstants.SOLVER_DEFAULT, initialThickness=1, outOfPlaneThickness=None)[source]

Bases: Section

The CohesiveSection object defines the properties of a cohesive section. The CohesiveSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • COHESIVE SECTION

This method creates a CohesiveSection object.

Note

This function can be accessed by:

mdb.models[name].CohesiveSection
session.odbs[name].CohesiveSection
Parameters:
  • name (str) – A String specifying the repository key.

  • response (Literal[TRACTION_SEPARATION, CONTINUUM, GASKET]) – A SymbolicConstant specifying the geometric assumption that defines the constitutive behavior of the cohesive elements. Possible values are TRACTION_SEPARATION, CONTINUUM, and GASKET.

  • material (str) – A String specifying the name of the material.

  • initialThicknessType (Literal[SOLVER_DEFAULT, GEOMETRY, SPECIFY], default: SOLVER_DEFAULT) – A SymbolicConstant specifying the method used to compute the initial thickness. Possible values are:SOLVER_DEFAULT, specifying that Abaqus will use the analysis product defaultGEOMETRY, specifying that Abaqus will compute the thickness from the nodal coordinates of the elements.SPECIFY, specifying that Abaqus will use the value given for initialThickness The default value is SOLVER_DEFAULT.

  • initialThickness (float, default: 1) – A Float specifying the initial thickness for the section. The initialThickness argument applies only when initialThicknessType = SPECIFY. The default value is 1.0.

  • outOfPlaneThickness (Optional[float], default: None) – None or a Float specifying the out-of-plane thickness for the section. The default value is None.

Returns:

A CohesiveSection object.

Return type:

CohesiveSection

Raises:

RangeError

Member Details:

initialThickness: float = 1[source]

A Float specifying the initial thickness for the section. The initialThickness argument applies only when initialThicknessType = SPECIFY. The default value is 1.0.

initialThicknessType: Literal[C.SOLVER_DEFAULT, C.GEOMETRY, C.SPECIFY] = 'SOLVER_DEFAULT'[source]

A SymbolicConstant specifying the method used to compute the initial thickness. Possible values are: SOLVER_DEFAULT, specifying that Abaqus will use the analysis product default; GEOMETRY, specifying that Abaqus will compute the thickness from the nodal coordinates of the elements. SPECIFY, specifying that Abaqus will use the value given for initialThickness The default value is SOLVER_DEFAULT.

material: str[source]

A String specifying the name of the material.

outOfPlaneThickness: float | None = None[source]

None or a Float specifying the out-of-plane thickness for the section. The default value is None.

response: Literal[C.TRACTION_SEPARATION, C.CONTINUUM, C.GASKET][source]

A SymbolicConstant specifying the geometric assumption that defines the constitutive behavior of the cohesive elements. Possible values are TRACTION_SEPARATION, CONTINUUM, and GASKET.

setValues(initialThicknessType=abaqusConstants.SOLVER_DEFAULT, initialThickness=1, outOfPlaneThickness=None)[source]

This method modifies the CohesiveSection object.

Parameters:
  • initialThicknessType (Literal[SOLVER_DEFAULT, GEOMETRY, SPECIFY], default: SOLVER_DEFAULT) – A SymbolicConstant specifying the method used to compute the initial thickness. Possible values are:SOLVER_DEFAULT, specifying that Abaqus will use the analysis product defaultGEOMETRY, specifying that Abaqus will compute the thickness from the nodal coordinates of the elements.SPECIFY, specifying that Abaqus will use the value given for initialThickness The default value is SOLVER_DEFAULT.

  • initialThickness (float, default: 1) – A Float specifying the initial thickness for the section. The initialThickness argument applies only when initialThicknessType = SPECIFY. The default value is 1.0.

  • outOfPlaneThickness (Optional[float], default: None) – None or a Float specifying the out-of-plane thickness for the section. The default value is None.

Raises:

RangeError

class CompositeShellSection(name, layup, symmetric=0, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, layupName='', thicknessField='', nodalThicknessField='')[source]

Bases: GeometryShellSection

The CompositeShellSection object defines the properties of a composite shell section. The CompositeShellSection object is derived from the GeometryShellSection object.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SHELL SECTION

  • SHELL GENERAL SECTION

This method creates a CompositeShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].CompositeShellSection
mdb.models[name].CompositeShellSection
session.odbs[name].CompositeShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the shell cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A CompositeShellSection object.

Return type:

CompositeShellSection

Member Details:

density: float = 0[source]

A Float specifying the value of density to apply to this section. The default value is 0.0.

idealization: Literal[C.NO_IDEALIZATION, C.SMEAR_ALL_LAYERS, C.MEMBRANE, C.BENDING] = 'NO_IDEALIZATION'[source]

A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

integrationRule: Literal[C.SIMPSON, C.GAUSS] = 'SIMPSON'[source]

A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

layup: SectionLayerArray[source]

A SectionLayerArray object specifying the shell cross-section.

layupName: str = ''[source]

A String specifying the layup name for this section. The default value is an empty string.

nTemp: int | None = None[source]

None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

nodalThicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

poisson: float = 0[source]

A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

poissonDefinition: Literal[C.DEFAULT, C.VALUE] = 'DEFAULT'[source]

A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are: DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis. VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

preIntegrate: Boolean = 0[source]

A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

setValues(symmetric=0, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, layupName='', thicknessField='', nodalThicknessField='')[source]

This method modifies the CompositeShellSection object.

Parameters:
  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

symmetric: Boolean = 0[source]

A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

temperature: Literal[C.GRADIENT, C.POINTWISE] = 'GRADIENT'[source]

A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

thicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

thicknessModulus: float | None = None[source]

None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

thicknessType: Literal[C.UNIFORM, C.ANALYTICAL_FIELD, C.DISCRETE_FIELD, C.NODAL_ANALYTICAL_FIELD, C.NODAL_DISCRETE_FIELD] = 'UNIFORM'[source]

A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

useDensity: Boolean = 0[source]

A Boolean specifying whether or not to use the value of density. The default value is OFF.

class GeometryShellSection(nodalThicknessField='', thicknessField='', thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, nTemp=None, thicknessModulus=None, useDensity=0, density=0)[source]

Bases: ShellSection

The GeometryShellSection object defines the properties of a geometry shell section. The GeometryShellSection object has no explicit constructor and no methods. The GeometryShellSection object is an abstract base type. The GeometryShellSection object is derived from the ShellSection object.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

This method creates a GeometryShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[name].Section
Parameters:
  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • thicknessType (Literal[DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, ANALYTICAL_FIELD, UNIFORM, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[GAUSS, SIMPSON], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

Returns:

A GeometryShellSection object.

Return type:

GeometryShellSection

Member Details:

RebarLayers(rebarSpacing, layerTable)[source]

This method creates a RebarLayers object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[name].Section
Parameters:
  • rebarSpacing (Literal[LIFT_EQUATION, CONSTANT, ANGULAR]) – A SymbolicConstant specifying the type of rebar geometry. Possible values are CONSTANT, ANGULAR, and LIFT_EQUATION.

  • layerTable (List[LayerProperties]) – A LayerPropertiesArray object specifying the layers of reinforcement.

Returns:

A RebarLayers object.

Return type:

RebarLayers

density: float = 0[source]

A Float specifying the value of density to apply to this section. The default value is 0.0.

idealization: SymbolicConstant = 'NO_IDEALIZATION'[source]

A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

integrationRule: SymbolicConstant = 'SIMPSON'[source]

A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

nTemp: int | None = None[source]

None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

name: str = ''[source]

A String specifying the repository key.

nodalThicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

poisson: float = 0[source]

A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

poissonDefinition: SymbolicConstant = 'DEFAULT'[source]

A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

preIntegrate: Boolean = 0[source]

A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

rebarLayers: RebarLayers = <abaqus.Section.RebarLayers.RebarLayers object>[source]

A RebarLayers object specifying reinforcement properties.

temperature: SymbolicConstant = 'GRADIENT'[source]

A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

thicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

thicknessModulus: float | None = None[source]

None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

thicknessType: SymbolicConstant = 'UNIFORM'[source]

A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

useDensity: Boolean = 0[source]

A Boolean specifying whether or not to use the value of density. The default value is OFF.

class RebarLayers(rebarSpacing, layerTable)[source]

Bases: object

The RebarLayers object defines the rebar properties of a section.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section.rebarLayers
mdb.models[name].sections[name].rebarLayers
import odbSection
session.odbs[name].sections[name].rebarLayers

The corresponding analysis keywords are:

  • REBAR LAYER

This method creates a RebarLayers object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].section.RebarLayers
mdb.models[name].sections[name].RebarLayers
session.odbs[name].sections[name].RebarLayers
Parameters:
  • rebarSpacing (Literal[LIFT_EQUATION, CONSTANT, ANGULAR]) – A SymbolicConstant specifying the type of rebar geometry. Possible values are CONSTANT, ANGULAR, and LIFT_EQUATION.

  • layerTable (List[LayerProperties]) – A LayerPropertiesArray object specifying the layers of reinforcement.

Returns:

A RebarLayers object.

Return type:

RebarLayers

Member Details:

layerTable: List[LayerProperties][source]

A LayerPropertiesArray object specifying the layers of reinforcement.

rebarSpacing: SymbolicConstant[source]

A SymbolicConstant specifying the type of rebar geometry. Possible values are CONSTANT, ANGULAR, and LIFT_EQUATION.

setValues(*args, **kwargs)[source]

This method modifies the RebarLayers object.

class TransverseShearShell(k11, k22, k12)[source]

Bases: object

The TransverseShearShell object defines the transverse shear stiffness properties of a shell section.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name].transverseShear
import odbSection
session.odbs[name].sections[name].transverseShear

The corresponding analysis keywords are:

  • TRANSVERSE SHEAR STIFFNESS

This method creates a TransverseShearShell object.

Note

This function can be accessed by:

mdb.models[name].sections[name].TransverseShearShell
session.odbs[name].sections[name].TransverseShearShell
Parameters:
  • k11 (float) – A Float specifying the shear stiffness of the section in the first direction.

  • k22 (float) – A Float specifying the shear stiffness of the section in the second direction.

  • k12 (float) – A Float specifying the coupling term in the shear stiffness of the section.

Returns:

A TransverseShearShell object.

Return type:

TransverseShearShell

Member Details:

k11: float[source]

A Float specifying the shear stiffness of the section in the first direction.

k12: float[source]

A Float specifying the coupling term in the shear stiffness of the section.

k22: float[source]

A Float specifying the shear stiffness of the section in the second direction.

setValues(*args, **kwargs)[source]

This method modifies the TransverseShearShell object.

class CompositeSolidSection(name, layup, symmetric=0, layupName='')[source]

Bases: Section

The CompositeSolidSection object defines the properties of a composite solid section. The CompositeSolidSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SOLID SECTION

This method creates a CompositeSolidSection object.

Note

This function can be accessed by:

mdb.models[name].CompositeSolidSection
session.odbs[name].CompositeSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • layup (List[SectionLayer]) – A SectionLayerArray object specifying the solid cross-section.

  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

Returns:

A CompositeSolidSection object.

Return type:

CompositeSolidSection

Member Details:

layup: List[SectionLayer][source]

A SectionLayerArray object specifying the solid cross-section.

layupName: str = ''[source]

A String specifying the layup name for this section. The default value is an empty string.

setValues(symmetric=0, layupName='')[source]

This method modifies the CompositeSolidSection object.

Parameters:
  • symmetric (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

  • layupName (str, default: '') – A String specifying the layup name for this section. The default value is an empty string.

symmetric: Union[AbaqusBoolean, bool] = 0[source]

A Boolean specifying whether or not the layup should be made symmetric by the analysis. The default value is OFF.

class ConnectorSection(name, assembledType=abaqusConstants.NONE, rotationalType=abaqusConstants.NONE, translationalType=abaqusConstants.NONE, integration=abaqusConstants.UNSPECIFIED, u1ReferenceLength=None, u2ReferenceLength=None, u3ReferenceLength=None, ur1ReferenceAngle=None, ur2ReferenceAngle=None, ur3ReferenceAngle=None, massPerLength=None, contactAngle=None, materialFlowFactor=1, regularize=1, defaultTolerance=1, regularization=0, extrapolation=abaqusConstants.CONSTANT, behaviorOptions=[])[source]

Bases: Section

A ConnectorSection object describes the connection type and the behavior of a connector. The ConnectorSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • CONNECTOR SECTION

  • CONNECTOR BEHAVIOR

  • CONNECTOR CONSTITUTIVE REFERENCE

This method creates a ConnectorSection object.

Note

This function can be accessed by:

mdb.models[name].ConnectorSection
session.odbs[name].ConnectorSection
Parameters:
  • name (str) – A String specifying the repository key.

  • assembledType (Literal[NONE, BEAM, BUSHING, CVJOINT, CYLINDRICAL, HINGE, PLANAR, RETRACTOR, SLIPRING, TRANSLATOR, UJOINT, WELD], default: NONE) – A SymbolicConstant specifying the assembled connection type. Possible values are:NONEBEAMBUSHINGCVJOINTCYLINDRICALHINGEPLANARRETRACTORSLIPRINGTRANSLATORUJOINTWELDThe default value is NONE.You cannot include the assembledType argument if translationalType or rotationalType are given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given a value other than NONE.

  • rotationalType (Literal[NONE, ALIGN, CARDAN, CONSTANT_VELOCITY, EULER, FLEXION_TORSION, FLOW_CONVERTER, PROJECTION_FLEXION_TORSION, REVOLUTE, ROTATION, ROTATION_ACCELEROMETER, UNIVERSAL], default: NONE) – A SymbolicConstant specifying the basic rotational connection type. Possible values are:NONEALIGNCARDANCONSTANT_VELOCITYEULERFLEXION_TORSIONFLOW_CONVERTERPROJECTION_FLEXION_TORSIONREVOLUTEROTATIONROTATION_ACCELEROMETERUNIVERSALThe default value is NONE.You cannot include the rotationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • translationalType (Literal[NONE, ACCELEROMETER, AXIAL, CARTESIAN, JOIN, LINK, PROJECTION_CARTESIAN, RADIAL_THRUST, SLIDE_PLANE, SLOT], default: NONE) – A SymbolicConstant specifying the basic translational connection type. Possible values are:NONEACCELEROMETERAXIALCARTESIANJOINLINKPROJECTION_CARTESIANRADIAL_THRUSTSLIDE_PLANESLOTThe default value is NONE.You cannot include the translationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • integration (Literal[UNSPECIFIED, IMPLICIT, EXPLICIT], default: UNSPECIFIED) – A SymbolicConstant specifying the time integration scheme to use for analysis. This argument is applicable only to an Abaqus/Explicit analysis. Possible values are UNSPECIFIED, IMPLICIT, and EXPLICIT. The default value is UNSPECIFIED.

  • u1ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the first component of relative motion. The default value is None.

  • u2ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the second component of relative motion. The default value is None.

  • u3ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the third component of relative motion. The default value is None.

  • ur1ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fourth component of relative motion. The default value is None.

  • ur2ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fifth component of relative motion. The default value is None.

  • ur3ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the sixth component of relative motion. The default value is None.

  • massPerLength (Optional[float], default: None) – None or a Float specifying the mass per unit reference length of belt material. This argument is applicable only when assembledType = SLIPRING, and must be specified in that case. The default value is None.

  • contactAngle (Optional[float], default: None) – None or a Float specifying the contact angle made by the belt wrapping around node b. This argument is applicable only to an Abaqus/Explicit analysis, and only when assembledType = SLIPRING. The default value is None.

  • materialFlowFactor (float, default: 1) – A Float specifying the scaling factor for material flow at node b. This argument is applicable only when assembledType = RETRACTOR or rotationalType = FLOW_CONVERTER. The default value is 1.0.

  • regularize (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not all tabular data associated with the behaviorOptions will be regularized. This argument is applicable only for an Abaqus/Explicit analysis. The default value is ON.

  • defaultTolerance (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not the default regularization tolerance will be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON. The default value is ON.

  • regularization (float, default: 0) – A Float specifying the regularization increment to be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON and defaultTolerance = OFF. The default value is 0.03.

  • extrapolation (Literal[CONSTANT, LINEAR], default: CONSTANT) – A SymbolicConstant specifying the extrapolation technique to be used for all tabular data associated with the behaviorOptions. Possible values are CONSTANT and LINEAR. The default value is CONSTANT.

  • behaviorOptions (List[ConnectorBehaviorOption], default: []) – A ConnectorBehaviorOptionArray object.

Returns:

A ConnectorSection object.

Return type:

ConnectorSection

Raises:
  • InvalidNameError

  • RangeError

Member Details:

assembledType: Literal[C.NONE, C.BEAM, C.BUSHING, C.CVJOINT, C.CYLINDRICAL, C.HINGE, C.PLANAR, C.RETRACTOR, C.SLIPRING, C.TRANSLATOR, C.UJOINT, C.WELD] = 'NONE'[source]

A SymbolicConstant specifying the assembled connection type. Possible values are: NONE, BEAM, BUSHING, CVJOINT, CYLINDRICAL, HINGE, PLANAR, RETRACTOR, SLIPRING, TRANSLATOR, UJOINT, WELD The default value is NONE.You cannot include the assembledType argument if translationalType or rotationalType are given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given a value other than NONE.

contactAngle: float | None = None[source]

None or a Float specifying the contact angle made by the belt wrapping around node b. This argument is applicable only to an Abaqus/Explicit analysis, and only when assembledType = SLIPRING. The default value is None.

defaultTolerance: Boolean = 1[source]

A Boolean specifying whether or not the default regularization tolerance will be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON. The default value is ON.

extrapolation: Literal[C.CONSTANT, C.LINEAR] = 'CONSTANT'[source]

A SymbolicConstant specifying the extrapolation technique to be used for all tabular data associated with the behaviorOptions. Possible values are CONSTANT and LINEAR. The default value is CONSTANT.

integration: Literal[C.UNSPECIFIED, C.IMPLICIT, C.EXPLICIT] = 'UNSPECIFIED'[source]

A SymbolicConstant specifying the time integration scheme to use for analysis. This argument is applicable only to an Abaqus/Explicit analysis. Possible values are UNSPECIFIED, IMPLICIT, and EXPLICIT. The default value is UNSPECIFIED.

massPerLength: float | None = None[source]

None or a Float specifying the mass per unit reference length of belt material. This argument is applicable only when assembledType = SLIPRING, and must be specified in that case. The default value is None.

materialFlowFactor: float = 1[source]

A Float specifying the scaling factor for material flow at node b. This argument is applicable only when assembledType = RETRACTOR or rotationalType = FLOW_CONVERTER. The default value is 1.0.

regularization: float = 0[source]

A Float specifying the regularization increment to be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON and defaultTolerance = OFF. The default value is 0.03.

regularize: Boolean = 1[source]

A Boolean specifying whether or not all tabular data associated with the behaviorOptions will be regularized. This argument is applicable only for an Abaqus/Explicit analysis. The default value is ON.

rotationalType: Literal[C.NONE, C.ALIGN, C.CARDAN, C.CONSTANT_VELOCITY, C.EULER, C.FLEXION_TORSION, C.FLOW_CONVERTER, C.PROJECTION_FLEXION_TORSION, C.REVOLUTE, C.ROTATION, C.ROTATION_ACCELEROMETER, C.UNIVERSAL] = 'NONE'[source]

default value is NONE.You cannot include the rotationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

setValues(assembledType=abaqusConstants.NONE, rotationalType=abaqusConstants.NONE, translationalType=abaqusConstants.NONE, integration=abaqusConstants.UNSPECIFIED, u1ReferenceLength=None, u2ReferenceLength=None, u3ReferenceLength=None, ur1ReferenceAngle=None, ur2ReferenceAngle=None, ur3ReferenceAngle=None, massPerLength=None, contactAngle=None, materialFlowFactor=1, regularize=1, defaultTolerance=1, regularization=0, extrapolation=abaqusConstants.CONSTANT, behaviorOptions=Ellipsis)[source]

This method modifies the ConnectorSection object.

Parameters:
  • assembledType (Literal[NONE, BEAM, BUSHING, CVJOINT, CYLINDRICAL, HINGE, PLANAR, RETRACTOR, SLIPRING, TRANSLATOR, UJOINT, WELD], default: NONE) – A SymbolicConstant specifying the assembled connection type. Possible values are:NONEBEAMBUSHINGCVJOINTCYLINDRICALHINGEPLANARRETRACTORSLIPRINGTRANSLATORUJOINTWELDThe default value is NONE.You cannot include the assembledType argument if translationalType or rotationalType are given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given a value other than NONE.

  • rotationalType (Literal[NONE, ALIGN, CARDAN, CONSTANT_VELOCITY, EULER, FLEXION_TORSION, FLOW_CONVERTER, PROJECTION_FLEXION_TORSION, REVOLUTE, ROTATION, ROTATION_ACCELEROMETER, UNIVERSAL], default: NONE) – A SymbolicConstant specifying the basic rotational connection type. Possible values are:NONEALIGNCARDANCONSTANT_VELOCITYEULERFLEXION_TORSIONFLOW_CONVERTERPROJECTION_FLEXION_TORSIONREVOLUTEROTATIONROTATION_ACCELEROMETERUNIVERSALThe default value is NONE.You cannot include the rotationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • translationalType (Literal[NONE, ACCELEROMETER, AXIAL, CARTESIAN, JOIN, LINK, PROJECTION_CARTESIAN, RADIAL_THRUST, SLIDE_PLANE, SLOT], default: NONE) – A SymbolicConstant specifying the basic translational connection type. Possible values are:NONEACCELEROMETERAXIALCARTESIANJOINLINKPROJECTION_CARTESIANRADIAL_THRUSTSLIDE_PLANESLOTThe default value is NONE.You cannot include the translationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

  • integration (Literal[UNSPECIFIED, IMPLICIT, EXPLICIT], default: UNSPECIFIED) – A SymbolicConstant specifying the time integration scheme to use for analysis. This argument is applicable only to an Abaqus/Explicit analysis. Possible values are UNSPECIFIED, IMPLICIT, and EXPLICIT. The default value is UNSPECIFIED.

  • u1ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the first component of relative motion. The default value is None.

  • u2ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the second component of relative motion. The default value is None.

  • u3ReferenceLength (Optional[float], default: None) – None or a Float specifying the reference length associated with constitutive response for the third component of relative motion. The default value is None.

  • ur1ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fourth component of relative motion. The default value is None.

  • ur2ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the fifth component of relative motion. The default value is None.

  • ur3ReferenceAngle (Optional[float], default: None) – None or a Float specifying the reference angle in degrees associated with constitutive response for the sixth component of relative motion. The default value is None.

  • massPerLength (Optional[float], default: None) – None or a Float specifying the mass per unit reference length of belt material. This argument is applicable only when assembledType = SLIPRING, and must be specified in that case. The default value is None.

  • contactAngle (Optional[float], default: None) – None or a Float specifying the contact angle made by the belt wrapping around node b. This argument is applicable only to an Abaqus/Explicit analysis, and only when assembledType = SLIPRING. The default value is None.

  • materialFlowFactor (float, default: 1) – A Float specifying the scaling factor for material flow at node b. This argument is applicable only when assembledType = RETRACTOR or rotationalType = FLOW_CONVERTER. The default value is 1.0.

  • regularize (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not all tabular data associated with the behaviorOptions will be regularized. This argument is applicable only for an Abaqus/Explicit analysis. The default value is ON.

  • defaultTolerance (Union[AbaqusBoolean, bool], default: 1) – A Boolean specifying whether or not the default regularization tolerance will be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON. The default value is ON.

  • regularization (float, default: 0) – A Float specifying the regularization increment to be used for all tabular data associated with the behaviorOptions. This argument is applicable only for an Abaqus/Explicit analysis and only if regularize = ON and defaultTolerance = OFF. The default value is 0.03.

  • extrapolation (Literal[CONSTANT, LINEAR], default: CONSTANT) – A SymbolicConstant specifying the extrapolation technique to be used for all tabular data associated with the behaviorOptions. Possible values are CONSTANT and LINEAR. The default value is CONSTANT.

  • behaviorOptions (List[ConnectorBehaviorOption], default: Ellipsis) – A ConnectorBehaviorOptionArray object.

Raises:

RangeError

translationalType: Literal[C.NONE, C.ACCELEROMETER, C.AXIAL, C.CARTESIAN, C.JOIN, C.LINK, C.PROJECTION_CARTESIAN, C.RADIAL_THRUST, C.SLIDE_PLANE, C.SLOT] = 'NONE'[source]

A SymbolicConstant specifying the basic translational connection type. Possible values are: NONE, ACCELEROMETER, AXIAL, CARTESIAN, JOIN, LINK, PROJECTION_CARTESIAN, RADIAL_THRUST, SLIDE_PLANE, SLOT Thedefault value is NONE. You cannot include the translationalType argument if assembledType is given a value other than NONE. At least one of the arguments assembledType, translationalType, or rotationalType must be given an value other than NONE.

u1ReferenceLength: float | None = None[source]

None or a Float specifying the reference length associated with constitutive response for the first component of relative motion. The default value is None.

u2ReferenceLength: float | None = None[source]

None or a Float specifying the reference length associated with constitutive response for the second component of relative motion. The default value is None.

u3ReferenceLength: float | None = None[source]

None or a Float specifying the reference length associated with constitutive response for the third component of relative motion. The default value is None.

ur1ReferenceAngle: float | None = None[source]

None or a Float specifying the reference angle in degrees associated with constitutive response for the fourth component of relative motion. The default value is None.

ur2ReferenceAngle: float | None = None[source]

None or a Float specifying the reference angle in degrees associated with constitutive response for the fifth component of relative motion. The default value is None.

ur3ReferenceAngle: float | None = None[source]

None or a Float specifying the reference angle in degrees associated with constitutive response for the sixth component of relative motion. The default value is None.

class EulerianSection(name, data)[source]

Bases: Section

The EulerianSection object defines the properties of a Eulerian section. The EulerianSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • EULERIAN SECTION

This method creates a EulerianSection object.

Note

This function can be accessed by:

mdb.models[name].EulerianSection
session.odbs[name].EulerianSection
Parameters:
  • name (str) – A String specifying the repository key.

  • data (str) – A String-to-String Dictionary specifying a dictionary mapping Material instance names to Material names. Internally the specified mapping gets sorted on Material instance name.

Returns:

An EulerianSection object.

Return type:

EulerianSection

Member Details:

data: str[source]

A String-to-String Dictionary specifying a dictionary mapping Material instance names to Material names. Internally the specified mapping gets sorted on Material instance name.

setValues(*args, **kwargs)[source]

This method modifies the EulerianSection object.

class GasketSection(name, material, crossSection=1, initialGap=0, initialThickness=abaqusConstants.DEFAULT, initialVoid=0, stabilizationStiffness=abaqusConstants.DEFAULT)[source]

Bases: Section

The GasketSection object defines the properties of a gasket section. The GasketSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • GASKET SECTION

This method creates a GasketSection object.

Note

This function can be accessed by:

mdb.models[name].GasketSection
session.odbs[name].GasketSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material of which the gasket is made or material that defines gasket behavior.

  • crossSection (float, default: 1) – A Float specifying the cross-sectional area, width, or out-of-plane thickness, if applicable, depending on the gasket element type. The default value is 1.0.

  • initialGap (float, default: 0) – A Float specifying the initial gap. The default value is 0.0.

  • initialThickness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the initial gasket thickness. If DEFAULT is specified, the initial thickness is determined using nodal coordinates. The default value is DEFAULT.

  • initialVoid (float, default: 0) – A Float specifying the initial void. The default value is 0.0.

  • stabilizationStiffness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the default stabilization stiffness used in all but link elements to stabilize gasket elements that are not supported at all nodes, such as those that extend outside neighboring components. If DEFAULT is specified, a value is used equal to 10⁻⁹ times the initial compressive stiffness in the thickness direction. The default value is DEFAULT.

Returns:

A GasketSection object. and ValueError.

Return type:

GasketSection

Member Details:

crossSection: float = 1[source]

A Float specifying the cross-sectional area, width, or out-of-plane thickness, if applicable, depending on the gasket element type. The default value is 1.0.

initialGap: float = 0[source]

A Float specifying the initial gap. The default value is 0.0.

initialThickness: Union[SymbolicConstant, float] = 'DEFAULT'[source]

The SymbolicConstant DEFAULT or a Float specifying the initial gasket thickness. If DEFAULT is specified, the initial thickness is determined using nodal coordinates. The default value is DEFAULT.

initialVoid: float = 0[source]

A Float specifying the initial void. The default value is 0.0.

material: str[source]

A String specifying the name of the material of which the gasket is made or material that defines gasket behavior.

setValues(crossSection=1, initialGap=0, initialThickness=abaqusConstants.DEFAULT, initialVoid=0, stabilizationStiffness=abaqusConstants.DEFAULT)[source]

This method modifies the GasketSection object.

Parameters:
  • crossSection (float, default: 1) – A Float specifying the cross-sectional area, width, or out-of-plane thickness, if applicable, depending on the gasket element type. The default value is 1.0.

  • initialGap (float, default: 0) – A Float specifying the initial gap. The default value is 0.0.

  • initialThickness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the initial gasket thickness. If DEFAULT is specified, the initial thickness is determined using nodal coordinates. The default value is DEFAULT.

  • initialVoid (float, default: 0) – A Float specifying the initial void. The default value is 0.0.

  • stabilizationStiffness (Union[Literal[DEFAULT], float], default: DEFAULT) – The SymbolicConstant DEFAULT or a Float specifying the default stabilization stiffness used in all but link elements to stabilize gasket elements that are not supported at all nodes, such as those that extend outside neighboring components. If DEFAULT is specified, a value is used equal to 10⁻⁹ times the initial compressive stiffness in the thickness direction. The default value is DEFAULT.

Raises:

ValueError

stabilizationStiffness: Union[SymbolicConstant, float] = 'DEFAULT'[source]

The SymbolicConstant DEFAULT or a Float specifying the default stabilization stiffness used in all but link elements to stabilize gasket elements that are not supported at all nodes, such as those that extend outside neighboring components. If DEFAULT is specified, a value is used equal to 10⁻⁹ times the initial compressive stiffness in the thickness direction. The default value is DEFAULT.

class GeneralStiffnessSection(name, stiffnessMatrix, referenceTemperature=None, applyThermalStress=0, temperatureDependency=0, dependencies=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, useDensity=0, density=0, thermalStresses=(), scalingData=())[source]

Bases: ShellSection

The GeneralStiffnessSection object defines the properties of a shell section via the stiffness matrix. The GeneralStiffnessSection object is derived from the ShellSection object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SHELL GENERAL SECTION

This method creates a GeneralStiffnessSection object.

Note

This function can be accessed by:

mdb.models[name].GeneralStiffnessSection
session.odbs[name].GeneralStiffnessSection
Parameters:
  • name (str) – A String specifying the repository key.

  • stiffnessMatrix (tuple) – A sequence of Floats specifying the stiffness matrix for the section in the order D11, D12, D22, D13, D23, D33, …., D66. Twenty-one entries must be given.

  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature for thermal expansion. The default value is None.

  • applyThermalStress (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the section stiffness varies with thermal stresses. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • poissonDefinition (Literal[VALUE, DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thermalStresses (tuple, default: ()) – A sequence of Floats specifying the generalized stress values caused by a unit temperature rise. Six entries must be given if the value of applyThermalStress is set to True. The default value is (“”).

  • scalingData (tuple, default: ()) – A sequence of sequences of Floats specifying the scaling factors for given temperatures and/or field data. Each row should contain (Y, alpha, T, F1,…,Fn). The default value is an empty sequence.

Returns:

A GeneralStiffnessSection object.

Return type:

GeneralStiffnessSection

Member Details:

applyThermalStress: Boolean = 0[source]

A Boolean specifying whether or not the section stiffness varies with thermal stresses. The default value is OFF.

density: float = 0[source]

A Float specifying the value of density to apply to this section. The default value is 0.0.

dependencies: int = 0[source]

An Int specifying the number of field variable dependencies. The default value is 0.

poisson: float = 0[source]

A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

poissonDefinition: Literal[C.VALUE, C.DEFAULT] = 'DEFAULT'[source]

A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

rebarLayers: RebarLayers[source]

A RebarLayers object specifying reinforcement properties.

referenceTemperature: float | None = None[source]

None or a Float specifying the reference temperature for thermal expansion. The default value is None.

scalingData: tuple = ()[source]

A sequence of sequences of Floats specifying the scaling factors for given temperatures and/or field data. Each row should contain (Y, alpha, T, F1,…,Fn). The default value is an empty sequence.

setValues(referenceTemperature=None, applyThermalStress=0, temperatureDependency=0, dependencies=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, useDensity=0, density=0, thermalStresses=(), scalingData=())[source]

This method modifies the GeneralStiffnessSection object.

Parameters:
  • referenceTemperature (Optional[float], default: None) – None or a Float specifying the reference temperature for thermal expansion. The default value is None.

  • applyThermalStress (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not the section stiffness varies with thermal stresses. The default value is OFF.

  • temperatureDependency (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the data depend on temperature. The default value is OFF.

  • dependencies (int, default: 0) – An Int specifying the number of field variable dependencies. The default value is 0.

  • poissonDefinition (Literal[VALUE, DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thermalStresses (tuple, default: ()) – A sequence of Floats specifying the generalized stress values caused by a unit temperature rise. Six entries must be given if the value of applyThermalStress is set to True. The default value is (“”).

  • scalingData (tuple, default: ()) – A sequence of sequences of Floats specifying the scaling factors for given temperatures and/or field data. Each row should contain (Y, alpha, T, F1,…,Fn). The default value is an empty sequence.

stiffnessMatrix: tuple[source]

A sequence of Floats specifying the stiffness matrix for the section in the order D11, D12, D22, D13, D23, D33, …., D66. Twenty-one entries must be given.

temperatureDependency: Boolean = 0[source]

A Boolean specifying whether the data depend on temperature. The default value is OFF.

thermalStresses: tuple = ()[source]

A sequence of Floats specifying the generalized stress values caused by a unit temperature rise. Six entries must be given if the value of applyThermalStress is set to True. The default value is (“”).

useDensity: Boolean = 0[source]

A Boolean specifying whether or not to use the value of density. The default value is OFF.

class ShellSection[source]

Bases: Section

The ShellSection object defines the properties of a shell section. The ShellSection object is derived from the Section object. The ShellSection object has no explicit constructor and no methods or members. The ShellSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

Member Details:

name: str = ''[source]

A String specifying the repository key.

class HomogeneousShellSection(name, material, thickness=0, numIntPts=5, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, thicknessField='', nodalThicknessField='')[source]

Bases: GeometryShellSection

The HomogeneousShellSection object defines the properties of a shell section. The HomogeneousShellSection object is derived from the GeometryShellSection object.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SHELL SECTION

  • SHELL GENERAL SECTION

This method creates a HomogeneousShellSection object.

Note

This function can be accessed by:

mdb.models[name].parts[name].compositeLayups[i].HomogeneousShellSection
mdb.models[name].HomogeneousShellSection
session.odbs[name].HomogeneousShellSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the section material.

  • thickness (float, default: 0) – A Float specifying the thickness of the section. The thickness argument applies only when thicknessType = UNIFORM. The default value is 0.0.

  • numIntPts (int, default: 5) – An Int specifying the number of integration points to be used through the section. Possible values are numIntPts > 0. The default value is 5.To use the default settings of the analysis products, set numIntPts to 5 if integrationRule = SIMPSON or set numIntPts to 7 if integrationRule = GAUSS.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[VALUE, DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

Returns:

A HomogeneousShellSection object.

Return type:

HomogeneousShellSection

Member Details:

density: float = 0[source]

A Float specifying the value of density to apply to this section. The default value is 0.0.

idealization: Literal[C.NO_IDEALIZATION, C.SMEAR_ALL_LAYERS, C.MEMBRANE, C.BENDING] = 'NO_IDEALIZATION'[source]

A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

integrationRule: Literal[C.SIMPSON, C.GAUSS] = 'SIMPSON'[source]

A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

material: str[source]

A String specifying the name of the section material.

nTemp: int | None = None[source]

None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

nodalThicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

numIntPts: int = 5[source]

An Int specifying the number of integration points to be used through the section. Possible values are numIntPts > 0. The default value is 5.To use the default settings of the analysis products, set numIntPts to 5 if integrationRule = SIMPSON or set numIntPts to 7 if integrationRule = GAUSS.

poisson: float = 0[source]

A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

poissonDefinition: Literal[C.VALUE, C.DEFAULT] = 'DEFAULT'[source]

A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

preIntegrate: Boolean = 0[source]

A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

setValues(thickness=0, numIntPts=5, thicknessType=abaqusConstants.UNIFORM, preIntegrate=0, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, integrationRule=abaqusConstants.SIMPSON, temperature=abaqusConstants.GRADIENT, idealization=abaqusConstants.NO_IDEALIZATION, nTemp=None, thicknessModulus=None, useDensity=0, density=0, thicknessField='', nodalThicknessField='')[source]

This method modifies the HomogeneousShellSection object.

Parameters:
  • thickness (float, default: 0) – A Float specifying the thickness of the section. The thickness argument applies only when thicknessType = UNIFORM. The default value is 0.0.

  • numIntPts (int, default: 5) – An Int specifying the number of integration points to be used through the section. Possible values are numIntPts > 0. The default value is 5.To use the default settings of the analysis products, set numIntPts to 5 if integrationRule = SIMPSON or set numIntPts to 7 if integrationRule = GAUSS.

  • thicknessType (Literal[UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, NODAL_DISCRETE_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

  • preIntegrate (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether the shell section properties are specified by the user prior to the analysis (ON) or integrated during the analysis (OFF). The default value is OFF.

  • poissonDefinition (Literal[VALUE, DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • integrationRule (Literal[SIMPSON, GAUSS], default: SIMPSON) – A SymbolicConstant specifying the shell section integration rule. Possible values are SIMPSON and GAUSS. The default value is SIMPSON.

  • temperature (Literal[GRADIENT, POINTWISE], default: GRADIENT) – A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

  • idealization (Literal[NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, BENDING], default: NO_IDEALIZATION) – A SymbolicConstant specifying the mechanical idealization used for the section calculations. This member is only applicable when preIntegrate is set to ON. Possible values are NO_IDEALIZATION, SMEAR_ALL_LAYERS, MEMBRANE, and BENDING. The default value is NO_IDEALIZATION.

  • nTemp (Optional[int], default: None) – None or an Int specifying the number of temperature points to be input. This argument is valid only when temperature = POINTWISE. The default value is None.

  • thicknessModulus (Optional[float], default: None) – None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

  • nodalThicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements at each node. The nodalThicknessField argument applies only when thicknessType = NODAL_ANALYTICAL_FIELD or thicknessType = NODAL_DISCRETE_FIELD. The default value is an empty string.

temperature: Literal[C.GRADIENT, C.POINTWISE] = 'GRADIENT'[source]

A SymbolicConstant specifying the mode used for temperature and field variable input across the section thickness. Possible values are GRADIENT and POINTWISE. The default value is GRADIENT.

thickness: float = 0[source]

A Float specifying the thickness of the section. The thickness argument applies only when thicknessType = UNIFORM. The default value is 0.0.

thicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

thicknessModulus: float | None = None[source]

None or a Float specifying the effective thickness modulus. This argument is relevant only for continuum shells and must be used in conjunction with the argument poisson. The default value is None.

thicknessType: Literal[C.UNIFORM, C.ANALYTICAL_FIELD, C.DISCRETE_FIELD, C.NODAL_ANALYTICAL_FIELD, C.NODAL_DISCRETE_FIELD] = 'UNIFORM'[source]

A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, DISCRETE_FIELD, NODAL_ANALYTICAL_FIELD, and NODAL_DISCRETE_FIELD. The default value is UNIFORM.

useDensity: Boolean = 0[source]

A Boolean specifying whether or not to use the value of density. The default value is OFF.

class HomogeneousSolidSection(name, material, thickness=None)[source]

Bases: SolidSection

The HomogeneousSolidSection object defines the properties of a solid section. The HomogeneousSolidSection object is derived from the SolidSection object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SOLID SECTION

This method creates a HomogeneousSolidSection object.

Note

This function can be accessed by:

mdb.models[name].HomogeneousSolidSection
session.odbs[name].HomogeneousSolidSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (Optional[float], default: None) –

    A Float specifying the thickness of the section. Possible values are None or greater than zero. The default value is 1.0.

    Changed in version 2018: The default value is now 1.0 instead of None.

Returns:

A HomogeneousSolidSection object.

Return type:

HomogeneousSolidSection

Raises:
  • InvalidNameError

  • RangeError

Member Details:

material: str[source]

A String specifying the name of the material.

setValues(thickness=1)[source]

This method modifies the HomogeneousSolidSection object.

Parameters:

thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are None or greater than zero. The default value is 1.0.

Raises:

RangeError

thickness: float | None = None[source]

A Float specifying the thickness of the section. Possible values are None or greater than zero. The default value is 1.0.

Changed in version 2018: The default value is now 1.0 instead of None.

class SolidSection[source]

Bases: Section

The ShellSection object defines the properties of a shell section. The ShellSection object is derived from the Section object. The ShellSection object has no explicit constructor and no methods or members. The ShellSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

Member Details:

name: str = ''[source]

A String specifying the repository key.

class LayerProperties(barArea, orientationAngle, layerName, material, barSpacing=0, layerPosition=0, spacingAngle=0, extensionRatio=0, radius=0)[source]

Bases: object

The LayerProperties object defines the properties of a layer of reinforcement for membrane, shell, and surface sections.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section.rebarLayers.layerTable[i]
mdb.models[name].sections[name].rebarLayers.layerTable[i]
import odbSection
session.odbs[name].sections[name].rebarLayers.layerTable[i]

The corresponding analysis keywords are:

  • REBAR LAYER

This method creates a LayerProperties object.

Note

This function can be accessed by:

section.LayerProperties
odbSection.LayerProperties
Parameters:
  • barArea (float) – A Float specifying the area per bar.

  • orientationAngle (float) – A Float or a String specifying the orientation of the rebar. A Float specifies the angular orientation; a String specifies an orientation name.

  • layerName (str) – A String specifying the name of the rebar layer.

  • material (str) – A String specifying the name of the rebar material.

  • barSpacing (float, default: 0) – A Float specifying the spacing of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to CONSTANT. The default value is 0.0.

  • layerPosition (float, default: 0) – A Float specifying the position of the rebar from the middle surface of the shell. layerPosition applies only for homogeneous shell sections and composite shell sections. The default value is 0.0.

  • spacingAngle (float, default: 0) – A Float specifying the spacing angle of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to ANGULAR. The default value is 0.0.

  • extensionRatio (float, default: 0) – A Float specifying the extension ratio for the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to LIFT_EQUATION. The default value is 0.0.

  • radius (float, default: 0) – A Float specifying the radius of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to LIFT_EQUATION. The default value is 0.0.

Returns:

A LayerProperties object.

Return type:

LayerProperties

Member Details:

barArea: float[source]

A Float specifying the area per bar.

barSpacing: float = 0[source]

A Float specifying the spacing of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to CONSTANT. The default value is 0.0.

extensionRatio: float = 0[source]

A Float specifying the extension ratio for the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to LIFT_EQUATION. The default value is 0.0.

layerName: str[source]

A String specifying the name of the rebar layer.

layerPosition: float = 0[source]

A Float specifying the position of the rebar from the middle surface of the shell. layerPosition applies only for homogeneous shell sections and composite shell sections. The default value is 0.0.

material: str[source]

A String specifying the name of the rebar material.

orientationAngle: float[source]

A Float or a String specifying the orientation of the rebar. A Float specifies the angular orientation; a String specifies an orientation name.

radius: float = 0[source]

A Float specifying the radius of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to LIFT_EQUATION. The default value is 0.0.

spacingAngle: float = 0[source]

A Float specifying the spacing angle of the rebar. This argument is only valid if the rebarSpacing argument on the parent RebarLayers object is set to ANGULAR. The default value is 0.0.

class MPCSection(name, mpcType, userMode=abaqusConstants.DOF_MODE, userType=0)[source]

Bases: Section

The MPCSection object defines the properties of a multi-point constraint section. The MPCSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • MPC

This method creates a MPCSection object.

Note

This function can be accessed by:

mdb.models[name].MPCSection
session.odbs[name].MPCSection
Parameters:
  • name (str) – A String specifying the repository key.

  • mpcType (Literal[BEAM_MPC, ELBOW_MPC, TIE_MPC, MPC, USER_DEFINED, PIN_MPC, LINK_MPC]) – A SymbolicConstant specifying the MPC type of the section. Possible values are BEAM_MPC, ELBOW_MPC, PIN_MPC, LINK_MPC, TIE_MPC, and USER_DEFINED.

  • userMode (Literal[USER_DEFINED, MPC, NODE_MODE, DOF_MODE], default: DOF_MODE) – A SymbolicConstant specifying the mode of the MPC when it is user-defined. Possible values are DOF_MODE and NODE_MODE. The default value is DOF_MODE.The userMode argument applies only when mpcType = USER_DEFINED.

  • userType (int, default: 0) – An Int specifying to differentiate between different constraint types in a user-defined MPCSection. The default value is 0.The userType argument applies only when mpcType = USER_DEFINED.

Returns:

A MPCSection object.

Return type:

MPCSection

Raises:

RangeError

Member Details:

mpcType: SymbolicConstant[source]

A SymbolicConstant specifying the MPC type of the section. Possible values are BEAM_MPC, ELBOW_MPC, PIN_MPC, LINK_MPC, TIE_MPC, and USER_DEFINED.

userMode: SymbolicConstant = 'DOF_MODE'[source]

A SymbolicConstant specifying the mode of the MPC when it is user-defined. Possible values are DOF_MODE and NODE_MODE. The default value is DOF_MODE.The userMode argument applies only when mpcType = USER_DEFINED.

userType: int = 0[source]

An Int specifying to differentiate between different constraint types in a user-defined MPCSection. The default value is 0.The userType argument applies only when mpcType = USER_DEFINED.

class MembraneSection(name, material, thickness=1, thicknessType=abaqusConstants.UNIFORM, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, thicknessField='')[source]

Bases: Section

The MembraneSection object defines the properties of a membrane section. The MembraneSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • MEMBRANE SECTION

This method creates a MembraneSection object.

Note

This function can be accessed by:

mdb.models[name].MembraneSection
session.odbs[name].MembraneSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness for the section. Possible values are thickness > 0.0. The default value is 1.0.

  • thicknessType (Literal[DISCRETE_FIELD, UNIFORM, ANALYTICAL_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, and DISCRETE_FIELD. The default value is UNIFORM.

  • poissonDefinition (Literal[DEFAULT, VALUE], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the section Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

Returns:

A MembraneSection object.

Return type:

MembraneSection

Raises:

RangeError

Member Details:

material: str[source]

A String specifying the name of the material.

poisson: float = 0[source]

A Float specifying the section Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

poissonDefinition: SymbolicConstant = 'DEFAULT'[source]

A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

rebarLayers: RebarLayers | None = None[source]

A RebarLayers object specifying reinforcement properties.

setValues(thickness=1, thicknessType=abaqusConstants.UNIFORM, poissonDefinition=abaqusConstants.DEFAULT, poisson=0, thicknessField='')[source]

This method modifies the MembraneSection object.

Parameters:
  • thickness (float, default: 1) – A Float specifying the thickness for the section. Possible values are thickness > 0.0. The default value is 1.0.

  • thicknessType (Literal[DISCRETE_FIELD, UNIFORM, ANALYTICAL_FIELD], default: UNIFORM) – A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, and DISCRETE_FIELD. The default value is UNIFORM.

  • poissonDefinition (Literal[DEFAULT], default: DEFAULT) – A SymbolicConstant specifying whether to use the default value for the Poisson’s ratio. Possible values are:DEFAULT, specifying that the default value for the Poisson’s ratio is 0.5 in an Abaqus/Standard analysis and is obtained from the material definition in an Abaqus/Explicit analysis.VALUE, specifying that the Poisson’s ratio used in the analysis is the value provided in poisson.The default value is DEFAULT.

  • poisson (float, default: 0) – A Float specifying the section Poisson’s ratio. Possible values are −1.0 ≤ poisson ≤ 0.5. This argument is valid only when poissonDefinition = VALUE. The default value is 0.5.

  • thicknessField (str, default: '') – A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

Raises:

RangeError

thickness: float = 1[source]

A Float specifying the thickness for the section. Possible values are thickness > 0.0. The default value is 1.0.

thicknessField: str = ''[source]

A String specifying the name of the AnalyticalField or DiscreteField object used to define the thickness of the shell elements. The thicknessField argument applies only when thicknessType = ANALYTICAL_FIELD or thicknessType = DISCRETE_FIELD. The default value is an empty string.

thicknessType: SymbolicConstant = 'UNIFORM'[source]

A SymbolicConstant specifying the distribution used for defining the thickness of the elements. Possible values are UNIFORM, ANALYTICAL_FIELD, and DISCRETE_FIELD. The default value is UNIFORM.

class PEGSection(name, material, thickness=1, wedgeAngle1=0, wedgeAngle2=0)[source]

Bases: Section

The PEGSection object defines the properties of a solid section. The PEGSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SOLID SECTION

This method creates a PEGSection object.

Note

This function can be accessed by:

mdb.models[name].PEGSection
session.odbs[name].PEGSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • wedgeAngle1 (float, default: 0) – A Float specifying the value of the x component of the angle between the bounding planes, ΔϕxΔ⁢ϕx. The default value is 0.0.

  • wedgeAngle2 (float, default: 0) – A Float specifying the value of the y component of the angle between the bounding planes, ΔϕyΔ⁢ϕy. The default value is 0.0.

Returns:

A PEGSection object.

Return type:

PEGSection

Raises:
  • InvalidNameError

  • RangeError

Member Details:

material: str[source]

A String specifying the name of the material.

setValues(thickness=1, wedgeAngle1=0, wedgeAngle2=0)[source]

This method modifies the PEGSection object.

Parameters:
  • thickness (float, default: 1) – A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

  • wedgeAngle1 (float, default: 0) – A Float specifying the value of the x component of the angle between the bounding planes, ΔϕxΔ⁢ϕx. The default value is 0.0.

  • wedgeAngle2 (float, default: 0) – A Float specifying the value of the y component of the angle between the bounding planes, ΔϕyΔ⁢ϕy. The default value is 0.0.

Raises:

RangeError

thickness: float = 1[source]

A Float specifying the thickness of the section. Possible values are thickness > 0.0. The default value is 1.0.

wedgeAngle1: float = 0[source]

A Float specifying the value of the x component of the angle between the bounding planes, ΔϕxΔ⁢ϕx. The default value is 0.0.

wedgeAngle2: float = 0[source]

A Float specifying the value of the y component of the angle between the bounding planes, ΔϕyΔ⁢ϕy. The default value is 0.0.

class SectionBase[source]

Bases: object

The Section object defines the properties of a section. The Section object is the abstract base type for other Section objects. The Section object has no explicit constructor. The methods and members of the Section object are common to all objects derived from the Section.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

Member Details:

beamTransverseShear: TransverseShearBeam = <abaqus.Section.TransverseShearBeam.TransverseShearBeam object>[source]

A TransverseShearBeam object.

behaviorOptions: List[ConnectorBehaviorOption] = [][source]

A ConnectorBehaviorOptionArray object.

name: str = ''[source]

A String specifying the repository key.

sectionsFromOdb(fileName)[source]

This method creates Section objects by reading an output database. The new sections are placed in the sections repository.

Note

This function can be accessed by:

mdb.models[name].sectionsFromOdb
Parameters:

fileName (str) – A String specifying the name of the output database file (including the .odb extension) to be read. This String can also be the full path to the output database file if it is located in another directory.

Returns:

A list of Section objects.

Return type:

list[Section]

transverseShear: TransverseShearShell = <abaqus.Section.TransverseShearShell.TransverseShearShell object>[source]

A TransverseShearShell object.

class SectionLayer(thickness, material, orientAngle=0, numIntPts=3, axis=abaqusConstants.AXIS_3, angle=0, additionalRotationType=abaqusConstants.ROTATION_NONE, plyName='', orientation=None, additionalRotationField='')[source]

Bases: object

The SectionLayer object defines the material layer in a composite shell.

Note

This object can be accessed by:

import section
mdb.models[name].parts[name].compositeLayups[i].section.layup[i]
mdb.models[name].sections[name].layup[i]
import odbSection
session.odbs[name].sections[name].layup[i]

The corresponding analysis keywords are:

  • SHELL SECTION

  • SHELL GENERAL SECTION

Changed in version 2017: The thicknessType attribute and thicknessField attribute were removed.

This method creates a SectionLayer object.

Note

This function can be accessed by:

section.SectionLayer
odbSection.SectionLayer

Changed in version 2017: The thicknessType argument and thicknessField argument were removed.

Parameters:
  • thickness (float) – A Float specifying the thickness of the section layer.

  • material (str) – A String specifying the name of the section layer material.

  • orientAngle (float, default: 0) – A Float or a String specifying the relative orientation of the section layer. A Float specifies the angular orientation; a String specifies a user-subroutine orientation name. If a String is specified, a user-subroutine orientation is used, otherwise the Float value is used as an angular orientation. The default value is 0.0.

  • numIntPts (int, default: 3) – An Int specifying the number of integration points to be used through the section. This argument is valid only if the preIntegrate argument on the parent CompositeShellSection object is set to ON. The default value is 3.

  • axis (Literal[AXIS_1, AXIS_3, AXIS_2], default: AXIS_3) – A SymbolicConstant specifying the axis of a cylindrical or spherical datum coordinate system about which an additional rotation is applied. For shells this axis is also the shell normal. This only applies if a valid reference is provided for the orientation. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_3.

  • angle (float, default: 0) – A Float specifying the angle of the additional rotation. This only applies if a valid reference is provided for the orientation. The default value is 0.0.

  • additionalRotationType (Literal[ROTATION_NONE, ROTATION_FIELD, ROTATION_ANGLE], default: ROTATION_NONE) – A SymbolicConstant specifying the method used to describe the additional rotation when a valid orientation is specified. Possible values are ROTATION_NONE, ROTATION_ANGLE, and ROTATION_FIELD. The default value is ROTATION_NONE.

  • plyName (str, default: '') – A String specifying the ply identifier for this section layer. The default value is “”.

  • orientation (Optional[SymbolicConstant], default: None) – The SymbolicConstant None or a DatumCsys object specifying a coordinate system reference for the relative orientation of this layer. If this reference is valid it is used as the relative orientation of the layer, otherwise the orientAngle is used as described. The default value is None.

  • additionalRotationField (str, default: '') – A String specifying the name of the field specifying the additional rotation. The default value is “”.

Returns:

A SectionLayer object.

Return type:

SectionLayer

Member Details:

additionalRotationField: str = ''[source]

A String specifying the name of the field specifying the additional rotation. The default value is “”.

additionalRotationType: SymbolicConstant = 'ROTATION_NONE'[source]

A SymbolicConstant specifying the method used to describe the additional rotation when a valid orientation is specified. Possible values are ROTATION_NONE, ROTATION_ANGLE, and ROTATION_FIELD. The default value is ROTATION_NONE.

angle: float = 0[source]

A Float specifying the angle of the additional rotation. This only applies if a valid reference is provided for the orientation. The default value is 0.0.

axis: SymbolicConstant = 'AXIS_3'[source]

A SymbolicConstant specifying the axis of a cylindrical or spherical datum coordinate system about which an additional rotation is applied. For shells this axis is also the shell normal. This only applies if a valid reference is provided for the orientation. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_3.

material: str[source]

A String specifying the name of the section layer material.

numIntPts: int = 3[source]

An Int specifying the number of integration points to be used through the section. This argument is valid only if the preIntegrate argument on the parent CompositeShellSection object is set to ON. The default value is 3.

orientAngle: float = 0[source]

A Float or a String specifying the relative orientation of the section layer. A Float specifies the angular orientation; a String specifies a user-subroutine orientation name. If a String is specified, a user-subroutine orientation is used, otherwise the Float value is used as an angular orientation. The default value is 0.0.

orientation: SymbolicConstant[source]

The SymbolicConstant None or a DatumCsys object specifying a coordinate system reference for the relative orientation of this layer. If this reference is valid it is used as the relative orientation of the layer, otherwise the orientAngle is used as described. The default value is None.

plyName: str = ''[source]

A String specifying the ply identifier for this section layer. The default value is “”.

thickness: float[source]

A Float specifying the thickness of the section layer.

class SurfaceSection(name, useDensity=0, density=0)[source]

Bases: Section

The SurfaceSection object defines the properties of a surface section. The SurfaceSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SURFACE SECTION

This method creates a SurfaceSection object.

Note

This function can be accessed by:

mdb.models[name].SurfaceSection
session.odbs[name].SurfaceSection
Parameters:
  • name (str) – A String specifying the repository key.

  • useDensity (Union[AbaqusBoolean, bool], default: 0) – A Boolean specifying whether or not to use the value of density. The default value is OFF.

  • density (float, default: 0) – A Float specifying the value of density to apply to this section. The default value is 0.0.

Returns:

A SurfaceSection object.

Return type:

SurfaceSection

Raises:

RangeError

Member Details:

density: float = 0[source]

A Float specifying the value of density to apply to this section. The default value is 0.0.

rebarLayers: RebarLayers | None = None[source]

A RebarLayers object specifying reinforcement properties.

useDensity: Boolean = 0[source]

A Boolean specifying whether or not to use the value of density. The default value is OFF.

class TrussSection(name, material, area=1)[source]

Bases: Section

The TrussSection object defines the properties of a truss section. The TrussSection object is derived from the Section object.

Note

This object can be accessed by:

import section
mdb.models[name].sections[name]
import odbSection
session.odbs[name].sections[name]

The corresponding analysis keywords are:

  • SOLID SECTION

This method creates a TrussSection object.

Note

This function can be accessed by:

mdb.models[name].TrussSection
session.odbs[name].TrussSection
Parameters:
  • name (str) – A String specifying the repository key.

  • material (str) – A String specifying the name of the material.

  • area (float, default: 1) – A Float specifying the cross-sectional area for the section. Possible values are area > 0. The default value is 1.0.

Returns:

A TrussSection object.

Return type:

TrussSection

Raises:

RangeError

Member Details:

area: float = 1[source]

A Float specifying the cross-sectional area for the section. Possible values are area > 0. The default value is 1.0.

material: str[source]

A String specifying the name of the material.

setValues(area=1)[source]

This method modifies the TrussSection object.

Parameters:

area (float, default: 1) – A Float specifying the cross-sectional area for the section. Possible values are area > 0. The default value is 1.0.

Raises:

RangeError