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MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim > Class Template Reference

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

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

Public Types

using KelvinVector
 
using KelvinMatrix
 
- Public Types inherited from MaterialLib::Solids::MechanicsBase< DisplacementDim >
using KelvinVector
 
using KelvinMatrix
 

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< MaterialStateVariablescreateMaterialStateVariables () const
 
virtual void initializeInternalStateVariables (double const, ParameterLib::SpatialPosition const &, typename MechanicsBase< DisplacementDim >::MaterialStateVariables &) 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< InternalVariablegetInternalVariables () const
 
virtual ConstitutiveModel getConstitutiveModel () const
 Gets the type of constitutive model.
 
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
Initial value:
Eigen::Matrix< double, kelvin_vector_dimensions(DisplacementDim), kelvin_vector_dimensions(DisplacementDim), Eigen::RowMajor > KelvinMatrixType

Definition at line 67 of file LinearElasticIsotropic.h.

◆ KelvinVector

template<int DisplacementDim>
using MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::KelvinVector
Initial value:
Eigen::Matrix< double, kelvin_vector_dimensions(DisplacementDim), 1, Eigen::ColMajor > KelvinVectorType

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.

71 : _mp(std::move(material_properties))
72 {
73 }

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.

84 {
85 return eps.dot(sigma) / 2;
86 }

◆ getBulkModulus()

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

◆ 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 53 of file LinearElasticIsotropic.cpp.

56{
57 return elasticTangentStiffness<DisplacementDim>(_mp.lambda(t, x),
58 _mp.mu(t, x));
59}
double mu(double const t, X const &x) const
Lamé's second parameter, the shear modulus.
double lambda(double const t, X const &x) const
Lamé's first parameter.

Referenced by MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::integrateStress().

◆ getMaterialProperties()

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

◆ 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.

31{
32 auto const& eps_m = std::get<MPL::SymmetricTensor<DisplacementDim>>(
33 variable_array.mechanical_strain);
34 auto const& eps_m_prev = std::get<MPL::SymmetricTensor<DisplacementDim>>(
35 variable_array_prev.mechanical_strain);
36 auto const& sigma_prev = std::get<MPL::SymmetricTensor<DisplacementDim>>(
37 variable_array_prev.stress);
38 auto const T = variable_array_prev.temperature;
39
41
42 KelvinVector sigma = sigma_prev + C * (eps_m - eps_m_prev);
43
44 return {std::make_tuple(
45 sigma,
46 std::make_unique<
47 typename MechanicsBase<DisplacementDim>::MaterialStateVariables>(),
48 C)};
49}
MathLib::KelvinVector::KelvinVectorType< DisplacementDim > KelvinVector
KelvinMatrix getElasticTensor(double const t, ParameterLib::SpatialPosition const &x, double const T) const
MathLib::KelvinVector::KelvinMatrixType< DisplacementDim > KelvinMatrix

References MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::getElasticTensor(), MaterialPropertyLib::VariableArray::mechanical_strain, MaterialPropertyLib::VariableArray::stress, and MaterialPropertyLib::VariableArray::temperature.

Member Data Documentation

◆ _mp

◆ KelvinVectorSize

template<int DisplacementDim>
int const MaterialLib::Solids::LinearElasticIsotropic< DisplacementDim >::KelvinVectorSize
static
Initial value:
=
constexpr int kelvin_vector_dimensions(int const displacement_dim)
Kelvin vector dimensions for given displacement dimension.

Definition at line 63 of file LinearElasticIsotropic.h.


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