ADComputeShellStress< compute_stage > Class Template Reference

#include <ADComputeShellStress.h>

Inheritance diagram for ADComputeShellStress< compute_stage >:

Public Member Functions
	ADComputeShellStress (const InputParameters &parameters)

Protected Member Functions
virtual void	initQpStatefulProperties () override
virtual void	computeQpProperties () override

Protected Attributes
std::vector< const ADMaterialProperty(RankTwoTensor) * >	_strain_increment
	Material property for strain increment. More...
std::vector< ADMaterialProperty(RankTwoTensor) * >	_stress
	Material property for current stress. More...
std::vector< const MaterialProperty< RankTwoTensor > * >	_stress_old
	Material property for old stress. More...
std::vector< const ADMaterialProperty(RankFourTensor) * >	_elasticity_tensor
	Material property for elasticity tensor. More...
std::vector< Point >	_t_points
	Quadrature points along thickness. More...
std::vector< const MaterialProperty< RankTwoTensor > * >	_rotation_matrix
	Rotation matrix material property. More...
std::vector< MaterialProperty< RankTwoTensor > * >	_global_stress
	Global stress tensor material property. More...
RankTwoTensor	_unrotated_stress
	Real value of stress in the local coordinate system. More...
	usingMaterialMembers

Detailed Description

template<ComputeStage compute_stage>
class ADComputeShellStress< compute_stage >

Definition at line 19 of file ADComputeShellStress.h.

Constructor & Destructor Documentation

ADComputeShellStress()

template<ComputeStage compute_stage>

ADComputeShellStress< compute_stage >::ADComputeShellStress

(

const InputParameters &

parameters

)

Definition at line 32 of file ADComputeShellStress.C.

  : ADMaterial<compute_stage>(parameters)
{
  // get number of quadrature points along thickness based on order
  std::unique_ptr<QGauss> t_qrule = libmesh_make_unique<QGauss>(
      1, Utility::string_to_enum<Order>(getParam<std::string>("through_thickness_order")));
  _t_points = t_qrule->get_points();
  _elasticity_tensor.resize(_t_points.size());
  _stress.resize(_t_points.size());
  _stress_old.resize(_t_points.size());
  _strain_increment.resize(_t_points.size());
  _rotation_matrix.resize(_t_points.size());
  _global_stress.resize(_t_points.size());
  for (unsigned int t = 0; t < _t_points.size(); ++t)
  {
    _elasticity_tensor[t] =
        &getADMaterialProperty<RankFourTensor>("elasticity_tensor_t_points_" + std::to_string(t));
    _stress[t] = &declareADProperty<RankTwoTensor>("stress_t_points_" + std::to_string(t));
    _stress_old[t] =
        &getMaterialPropertyOldByName<RankTwoTensor>("stress_t_points_" + std::to_string(t));
    _strain_increment[t] =
        &getADMaterialProperty<RankTwoTensor>("strain_increment_t_points_" + std::to_string(t));
    // rotation matrix and stress for output purposes only
    _rotation_matrix[t] =
        &getMaterialProperty<RankTwoTensor>("rotation_t_points_" + std::to_string(t));
    _global_stress[t] =
        &declareProperty<RankTwoTensor>("global_stress_t_points_" + std::to_string(t));
  }
}

Member Function Documentation

computeQpProperties()

template<ComputeStage compute_stage>

void ADComputeShellStress< compute_stage >::computeQpProperties ( )

overrideprotectedvirtual

Definition at line 73 of file ADComputeShellStress.C.

{
  for (unsigned int i = 0; i < _t_points.size(); ++i)
  {
    (*_stress[i])[_qp] =
        (*_stress_old[i])[_qp] + (*_elasticity_tensor[i])[_qp] * (*_strain_increment[i])[_qp];
 
    for (unsigned int ii = 0; ii < 3; ++ii)
      for (unsigned int jj = 0; jj < 3; ++jj)
        _unrotated_stress(ii, jj) = MetaPhysicL::raw_value((*_stress[i])[_qp](ii, jj));
    (*_global_stress[i])[_qp] =
        (*_rotation_matrix[i])[_qp].transpose() * _unrotated_stress * (*_rotation_matrix[i])[_qp];
  }
}

initQpStatefulProperties()

template<ComputeStage compute_stage>

void ADComputeShellStress< compute_stage >::initQpStatefulProperties ( )

overrideprotectedvirtual

Definition at line 64 of file ADComputeShellStress.C.

{
  // initialize stress tensor to zero
  for (unsigned int i = 0; i < _t_points.size(); ++i)
    (*_stress[i])[_qp].zero();
}

Member Data Documentation

_elasticity_tensor

template<ComputeStage compute_stage>

std::vector<const ADMaterialProperty(RankFourTensor) *> ADComputeShellStress< compute_stage >::_elasticity_tensor

protected

Material property for elasticity tensor.

Definition at line 56 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_global_stress

template<ComputeStage compute_stage>

std::vector<MaterialProperty<RankTwoTensor> *> ADComputeShellStress< compute_stage >::_global_stress

protected

Global stress tensor material property.

Definition at line 65 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_rotation_matrix

template<ComputeStage compute_stage>

std::vector<const MaterialProperty<RankTwoTensor> *> ADComputeShellStress< compute_stage >::_rotation_matrix

protected

Rotation matrix material property.

Definition at line 62 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_strain_increment

template<ComputeStage compute_stage>

std::vector<const ADMaterialProperty(RankTwoTensor) *> ADComputeShellStress< compute_stage >::_strain_increment

protected

Material property for strain increment.

Definition at line 47 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_stress

template<ComputeStage compute_stage>

std::vector<ADMaterialProperty(RankTwoTensor) *> ADComputeShellStress< compute_stage >::_stress

protected

Material property for current stress.

Definition at line 50 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_stress_old

template<ComputeStage compute_stage>

std::vector<const MaterialProperty<RankTwoTensor> *> ADComputeShellStress< compute_stage >::_stress_old

protected

Material property for old stress.

Definition at line 53 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_t_points

template<ComputeStage compute_stage>

std::vector<Point> ADComputeShellStress< compute_stage >::_t_points

protected

Quadrature points along thickness.

Definition at line 59 of file ADComputeShellStress.h.

Referenced by ADComputeShellStress< compute_stage >::ADComputeShellStress().

_unrotated_stress

template<ComputeStage compute_stage>

RankTwoTensor ADComputeShellStress< compute_stage >::_unrotated_stress

protected

Real value of stress in the local coordinate system.

Definition at line 68 of file ADComputeShellStress.h.

usingMaterialMembers

template<ComputeStage compute_stage>

ADComputeShellStress< compute_stage >::usingMaterialMembers

protected

Definition at line 70 of file ADComputeShellStress.h.

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

• tensor_mechanics/include/materials/ADComputeShellStress.h
• tensor_mechanics/src/materials/ADComputeShellStress.C