This class provides baseline functionality for anisotropic (Hill-like) plasticity models based on the stress update material in a generalized (Hill-like) radial return calculations. More...

#include <AnisotropicReturnPlasticityStressUpdateBase.h>

Inheritance diagram for AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >:

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Public Member Functions
	AnisotropicReturnPlasticityStressUpdateBaseTempl (const InputParameters &parameters)

Static Public Member Functions
static InputParameters	validParams ()

Protected Member Functions
virtual void	initQpStatefulProperties () override

virtual void	propagateQpStatefulProperties () override

bool	requiresIsotropicTensor () override
	Does the model require the elasticity tensor to be isotropic? More...

virtual GenericReal< is_ad >	computeStressDerivative (const Real, const Real) override
	Calculate the derivative of the strain increment with respect to the updated stress. More...

virtual void	computeStrainFinalize (GenericRankTwoTensor< is_ad > &, const GenericRankTwoTensor< is_ad > &, const GenericDenseVector< is_ad > &, const GenericReal< is_ad > &) override
	Perform any necessary steps to finalize strain increment after return mapping iterations. More...

Protected Attributes
GenericMaterialProperty< RankTwoTensor, is_ad > &	_plasticity_strain
	Plasticity strain tensor material property. More...

const MaterialProperty< RankTwoTensor > &	_plasticity_strain_old

Detailed Description

template<bool is_ad>
class AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >

This class provides baseline functionality for anisotropic (Hill-like) plasticity models based on the stress update material in a generalized (Hill-like) radial return calculations.

Definition at line 26 of file AnisotropicReturnPlasticityStressUpdateBase.h.

Constructor & Destructor Documentation

◆ AnisotropicReturnPlasticityStressUpdateBaseTempl()

template<bool is_ad>

AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::AnisotropicReturnPlasticityStressUpdateBaseTempl ( const InputParameters & parameters )

Definition at line 26 of file AnisotropicReturnPlasticityStressUpdateBase.C.

   : GeneralizedRadialReturnStressUpdateTempl<is_ad>(parameters),
     _plasticity_strain(this->template declareGenericProperty<RankTwoTensor, is_ad>(
         this->_base_name + "plastic_strain")),
     _plasticity_strain_old(
         this->template getMaterialPropertyOld<RankTwoTensor>(this->_base_name + "plastic_strain"))
 {
 }

Member Function Documentation

◆ computeStrainFinalize()

template<bool is_ad>

void AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::computeStrainFinalize	(	GenericRankTwoTensor< is_ad > &	inelasticStrainIncrement,
		const GenericRankTwoTensor< is_ad > &	,
		const GenericDenseVector< is_ad > &	,
		const GenericReal< is_ad > &
	)

overrideprotectedvirtual

Perform any necessary steps to finalize strain increment after return mapping iterations.

Parameters

inelasticStrainIncrement	Inelastic strain increment
stress	Cauchy stress tensor
stress_dev	Deviatoric part of the Cauchy stress tensor
delta_gamma	Plastic multiplier

Reimplemented in HillElastoPlasticityStressUpdateTempl< is_ad >, and HillPlasticityStressUpdateTempl< is_ad >.

Definition at line 55 of file AnisotropicReturnPlasticityStressUpdateBase.C.

Referenced by HillPlasticityStressUpdateTempl< is_ad >::computeStrainFinalize(), and HillElastoPlasticityStressUpdateTempl< is_ad >::computeStrainFinalize().

 {
   _plasticity_strain[this->_qp] = _plasticity_strain_old[this->_qp] + inelasticStrainIncrement;
 }

◆ computeStressDerivative()

template<bool is_ad>

virtual GenericReal<is_ad> AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::computeStressDerivative	(	const Real	,
		const Real
	)

inlineoverrideprotectedvirtual

Calculate the derivative of the strain increment with respect to the updated stress.

Parameters

effective_trial_stress	Effective trial stress
scalar	Inelastic strain increment magnitude being solved for

Definition at line 47 of file AnisotropicReturnPlasticityStressUpdateBase.h.

   {
     return 0.0;
   }

◆ initQpStatefulProperties()

template<bool is_ad>

void AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::initQpStatefulProperties ( )

overrideprotectedvirtual

Reimplemented in HillElastoPlasticityStressUpdateTempl< is_ad >.

Definition at line 37 of file AnisotropicReturnPlasticityStressUpdateBase.C.

Referenced by HillElastoPlasticityStressUpdateTempl< is_ad >::initQpStatefulProperties().

 {
   _plasticity_strain[this->_qp].zero();
 
   GeneralizedRadialReturnStressUpdateTempl<is_ad>::initQpStatefulProperties();
 }

◆ propagateQpStatefulProperties()

template<bool is_ad>

void AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::propagateQpStatefulProperties ( )

overrideprotectedvirtual

Reimplemented in HillElastoPlasticityStressUpdateTempl< is_ad >, and HillPlasticityStressUpdateTempl< is_ad >.

Definition at line 46 of file AnisotropicReturnPlasticityStressUpdateBase.C.

Referenced by HillPlasticityStressUpdateTempl< is_ad >::propagateQpStatefulProperties(), and HillElastoPlasticityStressUpdateTempl< is_ad >::propagateQpStatefulProperties().

 {
   _plasticity_strain[this->_qp] = _plasticity_strain_old[this->_qp];
 
   this->propagateQpStatefulPropertiesRadialReturn();
 }

◆ requiresIsotropicTensor()

template<bool is_ad>

bool AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::requiresIsotropicTensor ( )

inlineoverrideprotected

Does the model require the elasticity tensor to be isotropic?

Definition at line 40 of file AnisotropicReturnPlasticityStressUpdateBase.h.

40 { return false; }

◆ validParams()

template<bool is_ad>

InputParameters AnisotropicReturnPlasticityStressUpdateBaseTempl< is_ad >::validParams ( )

static

Definition at line 14 of file AnisotropicReturnPlasticityStressUpdateBase.C.

Referenced by HillElastoPlasticityStressUpdateTempl< is_ad >::validParams(), and HillPlasticityStressUpdateTempl< is_ad >::validParams().

 {
   InputParameters params = GeneralizedRadialReturnStressUpdateTempl<is_ad>::validParams();
 
   params.set<std::string>("effective_inelastic_strain_name") = "effective_plastic_strain";
   params.set<std::string>("inelastic_strain_rate_name") = "plastic_strain_rate";
 
   return params;
 }