Detailed Description

template<int DisplacementDim>
class MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >

Definition at line 20 of file LinearElasticIsotropic.h.

#include <LinearElasticIsotropic.h>

Inheritance diagram for MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >:

Collaboration diagram for MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >:

Classes
class	MaterialProperties
	Variables specific to the material model. More...

Public Types
using	KelvinVector = MathLib::KelvinVector::KelvinVectorType< DisplacementDim >

using	KelvinMatrix = MathLib::KelvinVector::KelvinMatrixType< DisplacementDim >

Public Types inherited from MaterialLib::Solids::MechanicsBase< DisplacementDim >
using	KelvinVector = MathLib::KelvinVector::KelvinVectorType< DisplacementDim >

using	KelvinMatrix = MathLib::KelvinVector::KelvinMatrixType< DisplacementDim >

Public Member Functions
	LinearElasticIsotropic (MaterialProperties material_properties)

double	computeFreeEnergyDensity (double const, ParameterLib::SpatialPosition const &, double const, KelvinVector const &eps, KelvinVector const &sigma, typename MechanicsBase< DisplacementDim >::MaterialStateVariables const &) const override

std::optional< std::tuple< typename MechanicsBase< DisplacementDim >::KelvinVector, std::unique_ptr< typename MechanicsBase< DisplacementDim >::MaterialStateVariables >, typename MechanicsBase< DisplacementDim >::KelvinMatrix > >	integrateStress (MaterialPropertyLib::VariableArray const &variable_array_prev, MaterialPropertyLib::VariableArray const &variable_array, double const t, ParameterLib::SpatialPosition const &x, double const, typename MechanicsBase< DisplacementDim >::MaterialStateVariables const &material_state_variables) const override

KelvinMatrix	getElasticTensor (double const t, ParameterLib::SpatialPosition const &x, double const T) const

MaterialProperties	getMaterialProperties () const

double	getBulkModulus (double const t, ParameterLib::SpatialPosition const &x, KelvinMatrix const *const) const override

Public Member Functions inherited from MaterialLib::Solids::MechanicsBase< DisplacementDim >
virtual std::unique_ptr< MaterialStateVariables >	createMaterialStateVariables () const

virtual std::optional< std::tuple< KelvinVector, std::unique_ptr< MaterialStateVariables >, KelvinMatrix > >	integrateStress (MaterialPropertyLib::VariableArray const &variable_array_prev, MaterialPropertyLib::VariableArray const &variable_array, double const t, ParameterLib::SpatialPosition const &x, double const dt, MaterialStateVariables const &material_state_variables) const =0

virtual std::vector< InternalVariable >	getInternalVariables () const

virtual ConstitutiveModel	getConstitutiveModel () const
	Gets the type of constitutive model. More...

virtual double	getTemperatureRelatedCoefficient (double const, double const, ParameterLib::SpatialPosition const &, double const, double const) const

virtual double	computeFreeEnergyDensity (double const t, ParameterLib::SpatialPosition const &x, double const dt, KelvinVector const &eps, KelvinVector const &sigma, MaterialStateVariables const &material_state_variables) const =0

virtual	~MechanicsBase ()=default

Static Public Attributes
static int const	KelvinVectorSize

Protected Attributes
MaterialProperties	_mp

Member Typedef Documentation

◆ KelvinMatrix

template<int DisplacementDim>

using MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::KelvinMatrix = MathLib::KelvinVector::KelvinMatrixType<DisplacementDim>

Definition at line 67 of file LinearElasticIsotropic.h.

◆ KelvinVector

template<int DisplacementDim>

using MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::KelvinVector = MathLib::KelvinVector::KelvinVectorType<DisplacementDim>

Definition at line 65 of file LinearElasticIsotropic.h.

Constructor & Destructor Documentation

◆ LinearElasticIsotropic()

template<int DisplacementDim>

MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::LinearElasticIsotropic ( MaterialProperties material_properties )

inlineexplicit

Definition at line 70 of file LinearElasticIsotropic.h.

         : _mp(std::move(material_properties))
     {
     }

Member Function Documentation

◆ computeFreeEnergyDensity()

template<int DisplacementDim>

double MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::computeFreeEnergyDensity	(	double const	,
		ParameterLib::SpatialPosition const &	,
		double const	,
		KelvinVector const &	eps,
		KelvinVector const &	sigma,
		typename MechanicsBase< DisplacementDim >::MaterialStateVariables const &
	)		const

inlineoverride

Definition at line 75 of file LinearElasticIsotropic.h.

     {
         return eps.dot(sigma) / 2;
     }

◆ getBulkModulus()

template<int DisplacementDim>

double MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::getBulkModulus	(	double const	t,
		ParameterLib::SpatialPosition const &	x,
		KelvinMatrix const * const
	)		const

inlineoverridevirtual

Reimplemented from MaterialLib::Solids::MechanicsBase< DisplacementDim >.

Definition at line 107 of file LinearElasticIsotropic.h.

     {
         return _mp.bulk_modulus(t, x);
     }

References MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::_mp, and MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::MaterialProperties::bulk_modulus().

◆ getElasticTensor()

template<int DisplacementDim>

LinearElasticIsotropic< DisplacementDim >::KelvinMatrix MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::getElasticTensor	(	double const	t,
		ParameterLib::SpatialPosition const &	x,
		double const	T
	)		const

Definition at line 55 of file LinearElasticIsotropic.cpp.

 {
     return elasticTangentStiffness<DisplacementDim>(_mp.lambda(t, x),
                                                     _mp.mu(t, x));
 }

◆ getMaterialProperties()

template<int DisplacementDim>

MaterialProperties MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::getMaterialProperties ( ) const

inline

Definition at line 105 of file LinearElasticIsotropic.h.

105 { return _mp; }

References MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::_mp.

Referenced by MaterialLib::Solids::Creep::createCreepBGRa().

◆ integrateStress()

template<int DisplacementDim>

std::optional< std::tuple< typename MechanicsBase< DisplacementDim >::KelvinVector, std::unique_ptr< typename MechanicsBase< DisplacementDim >::MaterialStateVariables >, typename MechanicsBase< DisplacementDim >::KelvinMatrix > > MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::integrateStress	(	MaterialPropertyLib::VariableArray const &	variable_array_prev,
		MaterialPropertyLib::VariableArray const &	variable_array,
		double const	t,
		ParameterLib::SpatialPosition const &	x,
		double const	,
		typename MechanicsBase< DisplacementDim >::MaterialStateVariables const &	material_state_variables
	)		const

override

Definition at line 25 of file LinearElasticIsotropic.cpp.

 {
     auto const& eps_m = std::get<MPL::SymmetricTensor<DisplacementDim>>(
         variable_array[static_cast<int>(MPL::Variable::mechanical_strain)]);
     auto const& eps_m_prev = std::get<MPL::SymmetricTensor<DisplacementDim>>(
         variable_array_prev[static_cast<int>(
             MPL::Variable::mechanical_strain)]);
     auto const& sigma_prev = std::get<MPL::SymmetricTensor<DisplacementDim>>(
         variable_array_prev[static_cast<int>(MPL::Variable::stress)]);
     auto const T = std::get<double>(
         variable_array_prev[static_cast<int>(MPL::Variable::temperature)]);
  
     KelvinMatrix C = getElasticTensor(t, x, T);
  
     KelvinVector sigma = sigma_prev + C * (eps_m - eps_m_prev);
  
     return {std::make_tuple(
         sigma,
         std::make_unique<
             typename MechanicsBase<DisplacementDim>::MaterialStateVariables>(),
         C)};
 }