ComputeVolumetricDeformGrad is the class to compute volumetric deformation gradient Modification based on pre-multiplication to a deformation gradient Can be used to form a chain of volumetric corections on deformation. More...

#include <ComputeVolumetricDeformGrad.h>

Inheritance diagram for ComputeVolumetricDeformGrad:

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Public Member Functions
	ComputeVolumetricDeformGrad (const InputParameters &parameters)

Static Public Member Functions
static InputParameters	validParams ()

Protected Member Functions
virtual void	initQpStatefulProperties ()

virtual void	computeQpProperties ()

virtual void	createVolumetricDeformGrad ()

Protected Attributes
const MaterialProperty< RankTwoTensor > &	_pre_deform_grad

MaterialProperty< RankTwoTensor > &	_volumetric_deform_grad

MaterialProperty< RankTwoTensor > &	_post_deform_grad

Detailed Description

ComputeVolumetricDeformGrad is the class to compute volumetric deformation gradient Modification based on pre-multiplication to a deformation gradient Can be used to form a chain of volumetric corections on deformation.

Definition at line 26 of file ComputeVolumetricDeformGrad.h.

Constructor & Destructor Documentation

◆ ComputeVolumetricDeformGrad()

ComputeVolumetricDeformGrad::ComputeVolumetricDeformGrad ( const InputParameters & parameters )

Definition at line 31 of file ComputeVolumetricDeformGrad.C.

   : DerivativeMaterialInterface<Material>(parameters),
     _pre_deform_grad(getMaterialProperty<RankTwoTensor>("pre_deform_grad_name")),
     _volumetric_deform_grad(declareProperty<RankTwoTensor>(
         getParam<MaterialPropertyName>("volumetric_deform_grad_name"))),
     _post_deform_grad(
         declareProperty<RankTwoTensor>(getParam<MaterialPropertyName>("post_deform_grad_name")))
 {
 }

Member Function Documentation

◆ computeQpProperties()

void ComputeVolumetricDeformGrad::computeQpProperties ( )

protectedvirtual

Definition at line 49 of file ComputeVolumetricDeformGrad.C.

 {
   createVolumetricDeformGrad();
   _post_deform_grad[_qp] = _volumetric_deform_grad[_qp].inverse() * _pre_deform_grad[_qp];
 }

◆ createVolumetricDeformGrad()

void ComputeVolumetricDeformGrad::createVolumetricDeformGrad ( )

protectedvirtual

Definition at line 56 of file ComputeVolumetricDeformGrad.C.

 {
   _volumetric_deform_grad[_qp].setToIdentity();
 }

Referenced by computeQpProperties().

◆ initQpStatefulProperties()

void ComputeVolumetricDeformGrad::initQpStatefulProperties ( )

protectedvirtual

Definition at line 42 of file ComputeVolumetricDeformGrad.C.

 {
   _post_deform_grad[_qp].setToIdentity();
   _volumetric_deform_grad[_qp].setToIdentity();
 }

◆ validParams()

InputParameters ComputeVolumetricDeformGrad::validParams ( )

static

Definition at line 17 of file ComputeVolumetricDeformGrad.C.

 {
   InputParameters params = Material::validParams();
   params.addClassDescription(
       "Computes volumetric deformation gradient and adjusts the total deformation gradient");
   params.addRequiredParam<MaterialPropertyName>(
       "pre_deform_grad_name", "Name of pre-adjusted deformation gradient variable");
   params.addRequiredParam<MaterialPropertyName>("volumetric_deform_grad_name",
                                                 "Name of volumetric deformation gradient variable");
   params.addRequiredParam<MaterialPropertyName>("post_deform_grad_name",
                                                 "Name of adjusted deformation gradient variable");
   return params;
 }