from abaqusConstants import *
from .AnalysisStep import AnalysisStep
from ..Adaptivity.AdaptiveMeshConstraintState import AdaptiveMeshConstraintState
from ..Adaptivity.AdaptiveMeshDomain import AdaptiveMeshDomain
from ..BoundaryCondition.BoundaryConditionState import BoundaryConditionState
from ..Load.LoadCase import LoadCase
from ..Load.LoadState import LoadState
from ..PredefinedField.PredefinedFieldState import PredefinedFieldState
from ..StepMiscellaneous.Control import Control
from ..StepMiscellaneous.SolverControl import SolverControl
from ..StepOutput.DiagnosticPrint import DiagnosticPrint
from ..StepOutput.FieldOutputRequestState import FieldOutputRequestState
from ..StepOutput.HistoryOutputRequestState import HistoryOutputRequestState
from ..StepOutput.Monitor import Monitor
from ..StepOutput.Restart import Restart
[docs]class GeostaticStep(AnalysisStep):
"""The GeostaticStep object is used to verify that the geostatic stress field is in
equilibrium with the applied loads and boundary conditions on the model and to iterate,
if needed, to obtain equilibrium.
The GeostaticStep object is derived from the AnalysisStep object.
Attributes
----------
name: str
A String specifying the repository key.
nlgeom: Boolean
A Boolean specifying whether geometric nonlinearities should be accounted for during the
step. The default value is OFF.
matrixSolver: SymbolicConstant
A SymbolicConstant specifying the type of solver. Possible values are DIRECT and
ITERATIVE. The default value is DIRECT.
matrixStorage: SymbolicConstant
A SymbolicConstant specifying the type of matrix storage. Possible values are SYMMETRIC,
UNSYMMETRIC, and SOLVER_DEFAULT. The default value is SOLVER_DEFAULT.
solutionTechnique: SymbolicConstant
A SymbolicConstant specifying the technique used to for solving nonlinear equations.
Possible values are FULL_NEWTON and QUASI_NEWTON. The default value is FULL_NEWTON.
reformKernel: int
An Int specifying the number of quasi-Newton iterations allowed before the kernel matrix
is reformed.. The default value is 8.
convertSDI: SymbolicConstant
A SymbolicConstant specifying whether to force a new iteration if severe discontinuities
occur during an iteration. Possible values are PROPAGATED, CONVERT_SDI_OFF, and
CONVERT_SDI_ON. The default value is PROPAGATED.
utol: float
None or a Float specifying the tolerance for maximum change of displacements. The
default value is None.
timePeriod: float
A Float specifying the total time period. The default value is 1.0.Note:This parameter
is ignored unless **timeIncrementationMethod=AUTOMATIC**.
timeIncrementationMethod: SymbolicConstant
A SymbolicConstant specifying the time incrementation method to be used. Possible values
are FIXED and AUTOMATIC. The default value is AUTOMATIC.
maxNumInc: int
An Int specifying the maximum number of increments in a step. The default value is 100.
initialInc: float
A Float specifying the initial time increment. The default value is the total time
period for the step.Note:This parameter is ignored unless
**timeIncrementationMethod=AUTOMATIC**.
minInc: float
A Float specifying the minimum time increment allowed. The default value is the smaller
of the suggested initial time increment or 10−5 times the total time period.Note:This
parameter is ignored unless **timeIncrementationMethod=AUTOMATIC**.
maxInc: float
A Float specifying the maximum time increment allowed. The default value is the total
time period for the step.Note:This parameter is ignored unless
**timeIncrementationMethod=AUTOMATIC**.
previous: str
A String specifying the name of the previous step. The new step appears after this step
in the list of analysis steps.
description: str
A String specifying a description of the new step. The default value is an empty string.
explicit: SymbolicConstant
A SymbolicConstant specifying whether the step has an explicit procedure type
(**procedureType=ANNEAL**, DYNAMIC_EXPLICIT, or DYNAMIC_TEMP_DISPLACEMENT).
perturbation: Boolean
A Boolean specifying whether the step has a perturbation procedure type.
nonmechanical: Boolean
A Boolean specifying whether the step has a mechanical procedure type.
procedureType: SymbolicConstant
A SymbolicConstant specifying the Abaqus procedure. Possible values are:
- ANNEAL
- BUCKLE
- COMPLEX_FREQUENCY
- COUPLED_TEMP_DISPLACEMENT
- COUPLED_THERMAL_ELECTRIC
- DIRECT_CYCLIC
- DYNAMIC_IMPLICIT
- DYNAMIC_EXPLICIT
- DYNAMIC_SUBSPACE
- DYNAMIC_TEMP_DISPLACEMENT
- COUPLED_THERMAL_ELECTRICAL_STRUCTURAL
- FREQUENCY
- GEOSTATIC
- HEAT_TRANSFER
- MASS_DIFFUSION
- MODAL_DYNAMICS
- RANDOM_RESPONSE
- RESPONSE_SPECTRUM
- SOILS
- STATIC_GENERAL
- STATIC_LINEAR_PERTURBATION
- STATIC_RIKS
- STEADY_STATE_DIRECT
- STEADY_STATE_MODAL
- STEADY_STATE_SUBSPACE
- VISCO
suppressed: Boolean
A Boolean specifying whether the step is suppressed or not. The default value is OFF.
fieldOutputRequestState: dict[str, FieldOutputRequestState]
A repository of :py:class:`~abaqus.StepOutput.FieldOutputRequestState.FieldOutputRequestState` objects.
historyOutputRequestState: dict[str, HistoryOutputRequestState]
A repository of :py:class:`~abaqus.StepOutput.HistoryOutputRequestState.HistoryOutputRequestState` objects.
diagnosticPrint: DiagnosticPrint
A :py:class:`~abaqus.StepOutput.DiagnosticPrint.DiagnosticPrint` object.
monitor: Monitor
A :py:class:`~abaqus.StepOutput.Monitor.Monitor` object.
restart: Restart
A :py:class:`~abaqus.StepOutput.Restart.Restart` object.
adaptiveMeshConstraintStates: dict[str, AdaptiveMeshConstraintState]
A repository of :py:class:`~abaqus.Adaptivity.AdaptiveMeshConstraintState.AdaptiveMeshConstraintState` objects.
adaptiveMeshDomains: dict[str, AdaptiveMeshDomain]
A repository of :py:class:`~abaqus.Adaptivity.AdaptiveMeshDomain.AdaptiveMeshDomain` objects.
control: Control
A :py:class:`~abaqus.StepMiscellaneous.Control.Control` object.
solverControl: SolverControl
A :py:class:`~abaqus.StepMiscellaneous.SolverControl.SolverControl` object.
boundaryConditionStates: dict[str, BoundaryConditionState]
A repository of :py:class:`~abaqus.BoundaryCondition.BoundaryConditionState.BoundaryConditionState` objects.
interactionStates: int
A repository of :py:class:`~abaqus.Interaction.InteractionState.InteractionState` objects.
loadStates: dict[str, LoadState]
A repository of :py:class:`~abaqus.Load.LoadState.LoadState` objects.
loadCases: dict[str, LoadCase]
A repository of :py:class:`~abaqus.Load.LoadCase.LoadCase` objects.
predefinedFieldStates: dict[str, PredefinedFieldState]
A repository of :py:class:`~abaqus.PredefinedField.PredefinedFieldState.PredefinedFieldState` objects.
Notes
-----
This object can be accessed by:
.. code-block:: python
import
step mdb.models[name].steps[name]
The corresponding analysis keywords are:
- GEOSTATIC
- STEP
"""
# A String specifying the repository key.
name: str = ''
# A Boolean specifying whether geometric nonlinearities should be accounted for during the
# step. The default value is OFF.
nlgeom: Boolean = OFF
# A SymbolicConstant specifying the type of solver. Possible values are DIRECT and
# ITERATIVE. The default value is DIRECT.
matrixSolver: SymbolicConstant = DIRECT
# A SymbolicConstant specifying the type of matrix storage. Possible values are SYMMETRIC,
# UNSYMMETRIC, and SOLVER_DEFAULT. The default value is SOLVER_DEFAULT.
matrixStorage: SymbolicConstant = SOLVER_DEFAULT
# A SymbolicConstant specifying the technique used to for solving nonlinear equations.
# Possible values are FULL_NEWTON and QUASI_NEWTON. The default value is FULL_NEWTON.
solutionTechnique: SymbolicConstant = FULL_NEWTON
# An Int specifying the number of quasi-Newton iterations allowed before the kernel matrix
# is reformed.. The default value is 8.
reformKernel: int = 8
# A SymbolicConstant specifying whether to force a new iteration if severe discontinuities
# occur during an iteration. Possible values are PROPAGATED, CONVERT_SDI_OFF, and
# CONVERT_SDI_ON. The default value is PROPAGATED.
convertSDI: SymbolicConstant = PROPAGATED
# None or a Float specifying the tolerance for maximum change of displacements. The
# default value is None.
utol: float = None
# A Float specifying the total time period. The default value is 1.0.Note:This parameter
# is ignored unless *timeIncrementationMethod*=AUTOMATIC.
timePeriod: float = 1
# A SymbolicConstant specifying the time incrementation method to be used. Possible values
# are FIXED and AUTOMATIC. The default value is AUTOMATIC.
timeIncrementationMethod: SymbolicConstant = AUTOMATIC
# An Int specifying the maximum number of increments in a step. The default value is 100.
maxNumInc: int = 100
# A Float specifying the initial time increment. The default value is the total time
# period for the step.Note:This parameter is ignored unless
# *timeIncrementationMethod*=AUTOMATIC.
initialInc: float = None
# A Float specifying the minimum time increment allowed. The default value is the smaller
# of the suggested initial time increment or 10−5 times the total time period.Note:This
# parameter is ignored unless *timeIncrementationMethod*=AUTOMATIC.
minInc: float = None
# A Float specifying the maximum time increment allowed. The default value is the total
# time period for the step.Note:This parameter is ignored unless
# *timeIncrementationMethod*=AUTOMATIC.
maxInc: float = None
# A String specifying the name of the previous step. The new step appears after this step
# in the list of analysis steps.
previous: str = ''
# A String specifying a description of the new step. The default value is an empty string.
description: str = ''
# A SymbolicConstant specifying whether the step has an explicit procedure type
# (*procedureType*=ANNEAL, DYNAMIC_EXPLICIT, or DYNAMIC_TEMP_DISPLACEMENT).
explicit: SymbolicConstant = None
# A Boolean specifying whether the step has a perturbation procedure type.
perturbation: Boolean = OFF
# A Boolean specifying whether the step has a mechanical procedure type.
nonmechanical: Boolean = OFF
# A SymbolicConstant specifying the Abaqus procedure. Possible values are:
# - ANNEAL
# - BUCKLE
# - COMPLEX_FREQUENCY
# - COUPLED_TEMP_DISPLACEMENT
# - COUPLED_THERMAL_ELECTRIC
# - DIRECT_CYCLIC
# - DYNAMIC_IMPLICIT
# - DYNAMIC_EXPLICIT
# - DYNAMIC_SUBSPACE
# - DYNAMIC_TEMP_DISPLACEMENT
# - COUPLED_THERMAL_ELECTRICAL_STRUCTURAL
# - FREQUENCY
# - GEOSTATIC
# - HEAT_TRANSFER
# - MASS_DIFFUSION
# - MODAL_DYNAMICS
# - RANDOM_RESPONSE
# - RESPONSE_SPECTRUM
# - SOILS
# - STATIC_GENERAL
# - STATIC_LINEAR_PERTURBATION
# - STATIC_RIKS
# - STEADY_STATE_DIRECT
# - STEADY_STATE_MODAL
# - STEADY_STATE_SUBSPACE
# - VISCO
procedureType: SymbolicConstant = None
# A Boolean specifying whether the step is suppressed or not. The default value is OFF.
suppressed: Boolean = OFF
# A repository of FieldOutputRequestState objects.
fieldOutputRequestState: dict[str, FieldOutputRequestState] = dict[str, FieldOutputRequestState]()
# A repository of HistoryOutputRequestState objects.
historyOutputRequestState: dict[str, HistoryOutputRequestState] = dict[str, HistoryOutputRequestState]()
# A DiagnosticPrint object.
diagnosticPrint: DiagnosticPrint = DiagnosticPrint()
# A Monitor object.
monitor: Monitor = None
# A Restart object.
restart: Restart = Restart()
# A repository of AdaptiveMeshConstraintState objects.
adaptiveMeshConstraintStates: dict[str, AdaptiveMeshConstraintState] = dict[
str, AdaptiveMeshConstraintState]()
# A repository of AdaptiveMeshDomain objects.
adaptiveMeshDomains: dict[str, AdaptiveMeshDomain] = dict[str, AdaptiveMeshDomain]()
# A Control object.
control: Control = Control()
# A SolverControl object.
solverControl: SolverControl = SolverControl()
# A repository of BoundaryConditionState objects.
boundaryConditionStates: dict[str, BoundaryConditionState] = dict[str, BoundaryConditionState]()
# A repository of InteractionState objects.
interactionStates: int = None
# A repository of LoadState objects.
loadStates: dict[str, LoadState] = dict[str, LoadState]()
# A repository of LoadCase objects.
loadCases: dict[str, LoadCase] = dict[str, LoadCase]()
# A repository of PredefinedFieldState objects.
predefinedFieldStates: dict[str, PredefinedFieldState] = dict[str, PredefinedFieldState]()
def __init__(self, name: str, previous: str, description: str = '', nlgeom: Boolean = OFF,
matrixSolver: SymbolicConstant = DIRECT,
matrixStorage: SymbolicConstant = SOLVER_DEFAULT, maintainAttributes: Boolean = False,
solutionTechnique: SymbolicConstant = FULL_NEWTON, reformKernel: int = 8,
convertSDI: SymbolicConstant = PROPAGATED, utol: float = None, timePeriod: float = 1,
timeIncrementationMethod: SymbolicConstant = AUTOMATIC, maxNumInc: int = 100,
initialInc: float = None, minInc: float = None, maxInc: float = None):
"""This method creates a GeostaticStep object.
Notes
-----
This function can be accessed by:
.. code-block:: python
mdb.models[name].GeostaticStep
Parameters
----------
name
A String specifying the repository key.
previous
A String specifying the name of the previous step. The new step appears after this step
in the list of analysis steps.
description
A String specifying a description of the new step. The default value is an empty string.
nlgeom
A Boolean specifying whether geometric nonlinearities should be accounted for during the
step. The default value is OFF.
matrixSolver
A SymbolicConstant specifying the type of solver. Possible values are DIRECT and
ITERATIVE. The default value is DIRECT.
matrixStorage
A SymbolicConstant specifying the type of matrix storage. Possible values are SYMMETRIC,
UNSYMMETRIC, and SOLVER_DEFAULT. The default value is SOLVER_DEFAULT.
maintainAttributes
A Boolean specifying whether to retain attributes from an existing step with the same
name. The default value is False.
solutionTechnique
A SymbolicConstant specifying the technique used to for solving nonlinear equations.
Possible values are FULL_NEWTON and QUASI_NEWTON. The default value is FULL_NEWTON.
reformKernel
An Int specifying the number of quasi-Newton iterations allowed before the kernel matrix
is reformed.. The default value is 8.
convertSDI
A SymbolicConstant specifying whether to force a new iteration if severe discontinuities
occur during an iteration. Possible values are PROPAGATED, CONVERT_SDI_OFF, and
CONVERT_SDI_ON. The default value is PROPAGATED.
utol
None or a Float specifying the tolerance for maximum change of displacements. The
default value is None.
timePeriod
A Float specifying the total time period. The default value is 1.0.Note:This parameter
is ignored unless *timeIncrementationMethod*=AUTOMATIC.
timeIncrementationMethod
A SymbolicConstant specifying the time incrementation method to be used. Possible values
are FIXED and AUTOMATIC. The default value is AUTOMATIC.
maxNumInc
An Int specifying the maximum number of increments in a step. The default value is 100.
initialInc
A Float specifying the initial time increment. The default value is the total time
period for the step.Note:This parameter is ignored unless
*timeIncrementationMethod*=AUTOMATIC.
minInc
A Float specifying the minimum time increment allowed. The default value is the smaller
of the suggested initial time increment or 10−5 times the total time period.Note:This
parameter is ignored unless *timeIncrementationMethod*=AUTOMATIC.
maxInc
A Float specifying the maximum time increment allowed. The default value is the total
time period for the step.Note:This parameter is ignored unless
*timeIncrementationMethod*=AUTOMATIC.
Returns
-------
A GeostaticStep object.
Raises
------
RangeError
"""
super().__init__()
pass
[docs] def setValues(self, description: str = '', nlgeom: Boolean = OFF, matrixSolver: SymbolicConstant = DIRECT,
matrixStorage: SymbolicConstant = SOLVER_DEFAULT,
solutionTechnique: SymbolicConstant = FULL_NEWTON, reformKernel: int = 8,
convertSDI: SymbolicConstant = PROPAGATED, utol: float = None, timePeriod: float = 1,
timeIncrementationMethod: SymbolicConstant = AUTOMATIC, maxNumInc: int = 100,
initialInc: float = None, minInc: float = None, maxInc: float = None):
"""This method modifies the GeostaticStep object.
Parameters
----------
description
A String specifying a description of the new step. The default value is an empty string.
nlgeom
A Boolean specifying whether geometric nonlinearities should be accounted for during the
step. The default value is OFF.
matrixSolver
A SymbolicConstant specifying the type of solver. Possible values are DIRECT and
ITERATIVE. The default value is DIRECT.
matrixStorage
A SymbolicConstant specifying the type of matrix storage. Possible values are SYMMETRIC,
UNSYMMETRIC, and SOLVER_DEFAULT. The default value is SOLVER_DEFAULT.
solutionTechnique
A SymbolicConstant specifying the technique used to for solving nonlinear equations.
Possible values are FULL_NEWTON and QUASI_NEWTON. The default value is FULL_NEWTON.
reformKernel
An Int specifying the number of quasi-Newton iterations allowed before the kernel matrix
is reformed.. The default value is 8.
convertSDI
A SymbolicConstant specifying whether to force a new iteration if severe discontinuities
occur during an iteration. Possible values are PROPAGATED, CONVERT_SDI_OFF, and
CONVERT_SDI_ON. The default value is PROPAGATED.
utol
None or a Float specifying the tolerance for maximum change of displacements. The
default value is None.
timePeriod
A Float specifying the total time period. The default value is 1.0.Note:This parameter
is ignored unless *timeIncrementationMethod*=AUTOMATIC.
timeIncrementationMethod
A SymbolicConstant specifying the time incrementation method to be used. Possible values
are FIXED and AUTOMATIC. The default value is AUTOMATIC.
maxNumInc
An Int specifying the maximum number of increments in a step. The default value is 100.
initialInc
A Float specifying the initial time increment. The default value is the total time
period for the step.Note:This parameter is ignored unless
*timeIncrementationMethod*=AUTOMATIC.
minInc
A Float specifying the minimum time increment allowed. The default value is the smaller
of the suggested initial time increment or 10−5 times the total time period.Note:This
parameter is ignored unless *timeIncrementationMethod*=AUTOMATIC.
maxInc
A Float specifying the maximum time increment allowed. The default value is the total
time period for the step.Note:This parameter is ignored unless
*timeIncrementationMethod*=AUTOMATIC.
Raises
------
RangeError
"""
pass