oofem::PhaseFieldElement Class Reference

Abstract class for phase field formulation. More...

#include <phasefieldelement.h>

Inheritance diagram for oofem::PhaseFieldElement:

Collaboration diagram for oofem::PhaseFieldElement:

Public Member Functions
	PhaseFieldElement (int i, Domain *aDomain)
virtual	~PhaseFieldElement ()
virtual NLStructuralElement *	giveElement ()=0
virtual IRResultType	initializeFrom (InputRecord *ir)
virtual void	giveDofManDofIDMask_u (IntArray &answer)=0
virtual void	giveDofManDofIDMask_d (IntArray &answer)=0
virtual const char *	giveClassName () const
void	computeLocationArrayOfDofIDs (const IntArray &dofIdArray, IntArray &answer)
double	computeFreeEnergy (GaussPoint *gp, TimeStep *tStep)
double	giveInternalLength ()
double	giveCriticalEnergy ()
double	giveRelaxationTime ()

Public Attributes
double	internalLength
double	criticalEnergy
double	relaxationTime

Protected Member Functions
virtual void	computeStiffnessMatrix (FloatMatrix &, MatResponseMode, TimeStep *)
void	computeStiffnessMatrix_uu (FloatMatrix &, MatResponseMode, TimeStep *)
void	computeStiffnessMatrix_ud (FloatMatrix &, MatResponseMode, TimeStep *)
void	computeStiffnessMatrix_dd (FloatMatrix &, MatResponseMode, TimeStep *)
void	computeStiffnessMatrix_du (FloatMatrix &, MatResponseMode, TimeStep *)
double	computeG (GaussPoint *gp, ValueModeType valueMode, TimeStep *stepN)
double	computeGPrim (GaussPoint *gp, ValueModeType valueMode, TimeStep *stepN)
double	computeDamageAt (GaussPoint *gp, ValueModeType valueMode, TimeStep *stepN)
void	giveInternalForcesVector (FloatArray &answer, TimeStep *tStep, int useUpdatedGpRecord)
void	giveInternalForcesVector_u (FloatArray &answer, TimeStep *tStep, int useUpdatedGpRecord)
void	giveInternalForcesVector_d (FloatArray &answer, TimeStep *tStep, int useUpdatedGpRecord)
void	computeBStress_u (FloatArray &answer, GaussPoint *gp, TimeStep *tStep, int useUpdatedGpRecord)
void	computeNStress_d (FloatArray &answer, GaussPoint *gp, TimeStep *tStep, int useUpdatedGpRecord)
void	computeDisplacementUnknowns (FloatArray &answer, ValueModeType valueMode, TimeStep *stepN)
void	computeDamageUnknowns (FloatArray &answer, ValueModeType valueMode, TimeStep *stepN)
virtual void	computeBd_matrixAt (GaussPoint *, FloatMatrix &, int=1, int=ALL_STRAINS)
virtual void	computeNd_matrixAt (const FloatArray &lCoords, FloatMatrix &N)

Protected Attributes
IntArray	loc_u
IntArray	loc_d

Detailed Description

Abstract class for phase field formulation.

Definition at line 45 of file phasefieldelement.h.

Constructor & Destructor Documentation

oofem::PhaseFieldElement::PhaseFieldElement	(	int	i,
		Domain *	aDomain
	)

Todo:

will be set by the cross section later

Definition at line 51 of file phasefieldelement.C.

References criticalEnergy, internalLength, and relaxationTime.

virtual oofem::PhaseFieldElement::~PhaseFieldElement ( )

inlinevirtual

Definition at line 52 of file phasefieldelement.h.

References giveDofManDofIDMask_d(), giveDofManDofIDMask_u(), giveElement(), and initializeFrom().

Member Function Documentation

void oofem::PhaseFieldElement::computeBd_matrixAt ( GaussPoint *  gp, FloatMatrix &  answer, int  li = 1, int  ui = ALL_STRAINS  )

protectedvirtual

Definition at line 251 of file phasefieldelement.C.

References oofem::FloatMatrix::beTranspositionOf(), oofem::FEInterpolation::evaldNdx(), giveElement(), oofem::Element::giveInterpolation(), and oofem::GaussPoint::giveNaturalCoordinates().

Referenced by computeStiffnessMatrix_dd(), giveInternalForcesVector_d(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeBStress_u ( FloatArray &  answer, GaussPoint *  gp, TimeStep *  tStep, int  useUpdatedGpRecord  )

protected

Definition at line 166 of file phasefieldelement.C.

References oofem::FloatArray::beProductOf(), oofem::StructuralElement::computeBmatrixAt(), computeDisplacementUnknowns(), computeG(), oofem::StructuralElement::computeStressVector(), giveElement(), and oofem::FloatArray::times().

Referenced by giveInternalForcesVector_u(), giveRelaxationTime(), and initializeFrom().

double oofem::PhaseFieldElement::computeDamageAt ( GaussPoint *  gp, ValueModeType  valueMode, TimeStep *  stepN  )

protected

Definition at line 211 of file phasefieldelement.C.

References computeDamageUnknowns(), oofem::FloatArray::dotProduct(), oofem::FEInterpolation::evalN(), giveElement(), oofem::Element::giveInterpolation(), and oofem::GaussPoint::giveNaturalCoordinates().

Referenced by computeG(), computeGPrim(), computeNStress_d(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeDamageUnknowns ( FloatArray &  answer, ValueModeType  valueMode, TimeStep *  stepN  )

protected

Definition at line 89 of file phasefieldelement.C.

References oofem::Element::computeVectorOf(), and giveDofManDofIDMask_d().

Referenced by computeDamageAt(), oofem::IntElLine1PF::computeStiffnessMatrix(), oofem::IntElLine1PF::giveInternalForcesVector(), giveInternalForcesVector_d(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeDisplacementUnknowns ( FloatArray &  answer, ValueModeType  valueMode, TimeStep *  stepN  )

protected

Todo:

Remove these functions Jim, they work identically to the one in Element.

Definition at line 81 of file phasefieldelement.C.

References oofem::Element::computeVectorOf(), and giveDofManDofIDMask_u().

Referenced by computeBStress_u(), oofem::IntElLine1PF::computeStiffnessMatrix(), oofem::IntElLine1PF::giveInternalForcesVector(), and giveRelaxationTime().

double oofem::PhaseFieldElement::computeFreeEnergy	(	GaussPoint *	gp,
		TimeStep *	tStep
	)

Definition at line 182 of file phasefieldelement.C.

References oofem::FloatArray::dotProduct(), oofem::GaussPoint::giveMaterialStatus(), oofem::StructuralMaterialStatus::giveTempStrainVector(), and oofem::StructuralMaterialStatus::giveTempStressVector().

Referenced by computeNStress_d(), computeStiffnessMatrix_dd(), and giveClassName().

double oofem::PhaseFieldElement::computeG ( GaussPoint *  gp, ValueModeType  valueMode, TimeStep *  stepN  )

protected

Definition at line 223 of file phasefieldelement.C.

References computeDamageAt().

Referenced by computeBStress_u(), computeStiffnessMatrix_uu(), and giveRelaxationTime().

double oofem::PhaseFieldElement::computeGPrim ( GaussPoint *  gp, ValueModeType  valueMode, TimeStep *  stepN  )

protected

Definition at line 232 of file phasefieldelement.C.

References computeDamageAt().

Referenced by computeNStress_d(), computeStiffnessMatrix_dd(), computeStiffnessMatrix_ud(), oofem::IntElLine1PF::computeStiffnessMatrix_ud(), oofem::IntElLine1PF::giveInternalForcesVectorUD(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeLocationArrayOfDofIDs	(	const IntArray &	dofIdArray,
		IntArray &	answer
	)

Definition at line 60 of file phasefieldelement.C.

References oofem::IntArray::at(), oofem::IntArray::clear(), oofem::IntArray::followedBy(), oofem::Element::giveDofManager(), oofem::DofManager::giveDofWithID(), giveElement(), oofem::Element::giveNumberOfDofManagers(), oofem::DofManager::giveNumberOfDofs(), oofem::IntArray::giveSize(), and oofem::DofManager::hasDofID().

Referenced by computeStiffnessMatrix(), giveClassName(), and giveInternalForcesVector().

void oofem::PhaseFieldElement::computeNd_matrixAt ( const FloatArray &  lCoords, FloatMatrix &  N  )

protectedvirtual

Definition at line 240 of file phasefieldelement.C.

References oofem::FloatMatrix::beNMatrixOf(), oofem::FEInterpolation::evalN(), giveElement(), oofem::Element::giveInterpolation(), oofem::FloatArray::giveSize(), and oofem::FloatMatrix::resize().

Referenced by computeStiffnessMatrix_dd(), computeStiffnessMatrix_ud(), giveInternalForcesVector_d(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeNStress_d ( FloatArray &  answer, GaussPoint *  gp, TimeStep *  tStep, int  useUpdatedGpRecord  )

protected

Definition at line 192 of file phasefieldelement.C.

References oofem::FloatArray::at(), computeDamageAt(), computeFreeEnergy(), computeGPrim(), giveCriticalEnergy(), giveInternalLength(), giveRelaxationTime(), oofem::TimeStep::giveTimeIncrement(), and oofem::FloatArray::resize().

Referenced by giveInternalForcesVector_d(), giveRelaxationTime(), and initializeFrom().

void oofem::PhaseFieldElement::computeStiffnessMatrix ( FloatMatrix &  answer, MatResponseMode  rMode, TimeStep *  tStep  )

protectedvirtual

Todo:

this part is enough to do once

Reimplemented in oofem::IntElLine1PF, oofem::PlaneStressPhF2d, and oofem::QPlaneStressPhF2d.

Definition at line 263 of file phasefieldelement.C.

References oofem::FloatMatrix::assemble(), oofem::FloatMatrix::beTranspositionOf(), computeLocationArrayOfDofIDs(), oofem::Element::computeNumberOfDofs(), computeStiffnessMatrix_dd(), computeStiffnessMatrix_ud(), computeStiffnessMatrix_uu(), giveDofManDofIDMask_d(), giveDofManDofIDMask_u(), giveElement(), loc_d, loc_u, oofem::FloatMatrix::resize(), and oofem::FloatMatrix::zero().

Referenced by oofem::PlaneStressPhF2d::computeStiffnessMatrix(), oofem::QPlaneStressPhF2d::computeStiffnessMatrix(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeStiffnessMatrix_dd ( FloatMatrix &  answer, MatResponseMode  rMode, TimeStep *  tStep  )

protected

Definition at line 354 of file phasefieldelement.C.

References oofem::FloatMatrix::clear(), computeBd_matrixAt(), computeFreeEnergy(), computeGPrim(), computeNd_matrixAt(), oofem::Element::computeVolumeAround(), giveCriticalEnergy(), giveElement(), oofem::Element::giveIntegrationRule(), giveInternalLength(), giveRelaxationTime(), oofem::TimeStep::giveTimeIncrement(), oofem::FloatMatrix::plusProductSymmUpper(), and oofem::FloatMatrix::symmetrized().

Referenced by computeStiffnessMatrix(), giveRelaxationTime(), and initializeFrom().

void oofem::PhaseFieldElement::computeStiffnessMatrix_du ( FloatMatrix &  , MatResponseMode  , TimeStep *    )

protected

Referenced by giveRelaxationTime(), and initializeFrom().

void oofem::PhaseFieldElement::computeStiffnessMatrix_ud ( FloatMatrix &  answer, MatResponseMode  rMode, TimeStep *  tStep  )

protected

Definition at line 322 of file phasefieldelement.C.

References oofem::FloatMatrix::beProductOf(), oofem::FloatMatrix::clear(), oofem::StructuralElement::computeBmatrixAt(), computeGPrim(), computeNd_matrixAt(), oofem::Element::computeVolumeAround(), oofem::Element::giveCrossSection(), giveElement(), oofem::Element::giveIntegrationRule(), oofem::StructuralMaterialStatus::giveTempStressVector(), oofem::FloatMatrix::plusProductUnsym(), S, oofem::FloatMatrix::setColumn(), and oofem::FloatArray::times().

Referenced by computeStiffnessMatrix(), and giveRelaxationTime().

void oofem::PhaseFieldElement::computeStiffnessMatrix_uu ( FloatMatrix &  answer, MatResponseMode  rMode, TimeStep *  tStep  )

protected

Definition at line 291 of file phasefieldelement.C.

References oofem::FloatMatrix::beProductOf(), oofem::FloatMatrix::clear(), oofem::StructuralElement::computeBmatrixAt(), computeG(), oofem::Element::computeVolumeAround(), oofem::StructuralCrossSection::giveCharMaterialStiffnessMatrix(), oofem::Element::giveCrossSection(), giveElement(), oofem::Element::giveIntegrationRule(), oofem::StructuralCrossSection::isCharacteristicMtrxSymmetric(), N, oofem::FloatMatrix::plusProductSymmUpper(), oofem::FloatMatrix::plusProductUnsym(), oofem::FloatMatrix::symmetrized(), and oofem::FloatMatrix::times().

Referenced by computeStiffnessMatrix(), giveRelaxationTime(), and initializeFrom().

virtual const char* oofem::PhaseFieldElement::giveClassName ( ) const

inlinevirtual

Reimplemented in oofem::IntElLine1PF, oofem::PlaneStressPhF2d, and oofem::QPlaneStressPhF2d.

Definition at line 60 of file phasefieldelement.h.

References computeFreeEnergy(), and computeLocationArrayOfDofIDs().

double oofem::PhaseFieldElement::giveCriticalEnergy ( )

inline

Definition at line 70 of file phasefieldelement.h.

References criticalEnergy.

Referenced by computeNStress_d(), computeStiffnessMatrix_dd(), oofem::IntElLine1PF::computeStiffnessMatrix_dd(), giveInternalForcesVector_d(), oofem::IntElLine1PF::giveInternalForcesVectorUD(), initializeFrom(), and oofem::IntElLine1PF::solveForLocalDamage().

virtual void oofem::PhaseFieldElement::giveDofManDofIDMask_d ( IntArray &  answer )

pure virtual

Implemented in oofem::IntElLine1PF, oofem::PlaneStressPhF2d, and oofem::QPlaneStressPhF2d.

Referenced by computeDamageUnknowns(), computeStiffnessMatrix(), giveInternalForcesVector(), and ~PhaseFieldElement().

virtual void oofem::PhaseFieldElement::giveDofManDofIDMask_u ( IntArray &  answer )

pure virtual

Implemented in oofem::IntElLine1PF, oofem::PlaneStressPhF2d, and oofem::QPlaneStressPhF2d.

Referenced by computeDisplacementUnknowns(), computeStiffnessMatrix(), giveInternalForcesVector(), and ~PhaseFieldElement().

virtual NLStructuralElement* oofem::PhaseFieldElement::giveElement ( )

pure virtual

Implemented in oofem::IntElLine1PF, oofem::PlaneStressPhF2d, and oofem::QPlaneStressPhF2d.

Referenced by computeBd_matrixAt(), computeBStress_u(), computeDamageAt(), computeLocationArrayOfDofIDs(), computeNd_matrixAt(), computeStiffnessMatrix(), computeStiffnessMatrix_dd(), computeStiffnessMatrix_ud(), computeStiffnessMatrix_uu(), giveInternalForcesVector(), giveInternalForcesVector_d(), giveInternalForcesVector_u(), and ~PhaseFieldElement().

void oofem::PhaseFieldElement::giveInternalForcesVector ( FloatArray &  answer, TimeStep *  tStep, int  useUpdatedGpRecord  )

protected

Definition at line 97 of file phasefieldelement.C.

References oofem::FloatArray::assemble(), computeLocationArrayOfDofIDs(), oofem::Element::computeNumberOfDofs(), giveDofManDofIDMask_d(), giveDofManDofIDMask_u(), giveElement(), giveInternalForcesVector_d(), giveInternalForcesVector_u(), loc_d, loc_u, oofem::FloatArray::resize(), and oofem::FloatArray::zero().

Referenced by oofem::PlaneStressPhF2d::giveInternalForcesVector(), oofem::QPlaneStressPhF2d::giveInternalForcesVector(), and giveRelaxationTime().

void oofem::PhaseFieldElement::giveInternalForcesVector_d ( FloatArray &  answer, TimeStep *  tStep, int  useUpdatedGpRecord  )

protected

Definition at line 139 of file phasefieldelement.C.

References oofem::FloatArray::add(), oofem::FloatArray::beProductOf(), oofem::FloatArray::beTProductOf(), computeBd_matrixAt(), computeDamageUnknowns(), computeNd_matrixAt(), computeNStress_d(), oofem::Element::computeVolumeAround(), giveCriticalEnergy(), giveElement(), oofem::Element::giveIntegrationRule(), giveInternalLength(), N, and oofem::FloatArray::plusProduct().

Referenced by giveInternalForcesVector(), giveRelaxationTime(), and initializeFrom().

void oofem::PhaseFieldElement::giveInternalForcesVector_u ( FloatArray &  answer, TimeStep *  tStep, int  useUpdatedGpRecord  )

protected

Definition at line 120 of file phasefieldelement.C.

References oofem::FloatArray::clear(), oofem::StructuralElement::computeBmatrixAt(), computeBStress_u(), oofem::Element::computeVolumeAround(), giveElement(), oofem::Element::giveIntegrationRule(), N, and oofem::FloatArray::plusProduct().

Referenced by giveInternalForcesVector(), giveRelaxationTime(), and initializeFrom().

double oofem::PhaseFieldElement::giveInternalLength ( )

inline

Definition at line 68 of file phasefieldelement.h.

References internalLength.

Referenced by computeNStress_d(), computeStiffnessMatrix_dd(), oofem::IntElLine1PF::computeStiffnessMatrix_dd(), giveInternalForcesVector_d(), oofem::IntElLine1PF::giveInternalForcesVectorUD(), initializeFrom(), and oofem::IntElLine1PF::solveForLocalDamage().

double oofem::PhaseFieldElement::giveRelaxationTime ( )

inline

Definition at line 72 of file phasefieldelement.h.

References ALL_STRAINS, computeBd_matrixAt(), computeBStress_u(), computeDamageAt(), computeDamageUnknowns(), computeDisplacementUnknowns(), computeG(), computeGPrim(), computeNd_matrixAt(), computeNStress_d(), computeStiffnessMatrix(), computeStiffnessMatrix_dd(), computeStiffnessMatrix_du(), computeStiffnessMatrix_ud(), computeStiffnessMatrix_uu(), giveInternalForcesVector(), giveInternalForcesVector_d(), giveInternalForcesVector_u(), N, and relaxationTime.

Referenced by computeNStress_d(), and computeStiffnessMatrix_dd().

IRResultType oofem::PhaseFieldElement::initializeFrom ( InputRecord *  ir )

virtual

Reimplemented in oofem::IntElLine1PF.

Definition at line 387 of file phasefieldelement.C.

References oofem::FloatArray::at(), computeBStress_u(), computeNStress_d(), computeStiffnessMatrix_dd(), computeStiffnessMatrix_du(), computeStiffnessMatrix_uu(), giveCriticalEnergy(), oofem::FEMComponent::giveDomain(), oofem::Domain::giveEngngModel(), oofem::EngngModel::giveFormulation(), oofem::NLStructuralElement::giveGeometryMode(), giveInternalForcesVector_d(), giveInternalForcesVector_u(), giveInternalLength(), oofem::IRRT_OK, oofem::FloatArray::resize(), and oofem::TL.

Referenced by ~PhaseFieldElement().

Member Data Documentation

double oofem::PhaseFieldElement::criticalEnergy

Definition at line 69 of file phasefieldelement.h.

Referenced by giveCriticalEnergy(), and PhaseFieldElement().

double oofem::PhaseFieldElement::internalLength

Todo:

move these to a cross section model later

Definition at line 67 of file phasefieldelement.h.

Referenced by giveInternalLength(), and PhaseFieldElement().

IntArray oofem::PhaseFieldElement::loc_d

protected

Definition at line 48 of file phasefieldelement.h.

Referenced by computeStiffnessMatrix(), oofem::IntElLine1PF::computeStiffnessMatrix(), giveInternalForcesVector(), and oofem::IntElLine1PF::giveInternalForcesVector().

IntArray oofem::PhaseFieldElement::loc_u

protected

Definition at line 48 of file phasefieldelement.h.

Referenced by computeStiffnessMatrix(), oofem::IntElLine1PF::computeStiffnessMatrix(), giveInternalForcesVector(), and oofem::IntElLine1PF::giveInternalForcesVector().

double oofem::PhaseFieldElement::relaxationTime

Definition at line 71 of file phasefieldelement.h.

Referenced by giveRelaxationTime(), and PhaseFieldElement().

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The documentation for this class was generated from the following files:

• phasefieldelement.h
• phasefieldelement.C