Material class for bond-associated correspondence material model for finite strain. More...

#include <ComputeFiniteStrainNOSPD.h>

Inheritance diagram for ComputeFiniteStrainNOSPD:

Public Member Functions
	ComputeFiniteStrainNOSPD (const InputParameters &parameters)

virtual void	initQpStatefulProperties () override

Static Public Member Functions
static MooseEnum	decompositionType ()

Protected Member Functions
virtual void	computeQpStrain () override
	Function to compute strain tensors. More...

virtual void	computeQpFhat ()

void	computeQpStrainRotationIncrements (RankTwoTensor &e, RankTwoTensor &r)
	Function to compute strain and rotational increments. More...

void	subtractEigenstrainIncrementFromStrain (RankTwoTensor &strain)
	Function to compute the mechanical strain tensor by subtracting thermal strain from the total strain. More...

virtual void	computeProperties () override

virtual void	computeBondStretch () override

virtual void	computeQpDeformationGradient ()
	Function to compute bond-associated deformation gradient. More...

Protected Attributes
std::vector< RankTwoTensor >	_Fhat
	'Incremental' deformation gradient More...

const bool	_plane_strain
	Plane strain problem or not, this is only used for mechanical stretch calculation. More...


MaterialProperty< RankTwoTensor > &	_strain_rate
	Material properties to store. More...

MaterialProperty< RankTwoTensor > &	_strain_increment

MaterialProperty< RankTwoTensor > &	_rotation_increment


const MaterialProperty< RankTwoTensor > &	_deformation_gradient_old
	Material properties to fetch. More...

const MaterialProperty< RankTwoTensor > &	_mechanical_strain_old

const MaterialProperty< RankTwoTensor > &	_total_strain_old

std::vector< const MaterialProperty< RankTwoTensor > * >	_eigenstrains_old


const MaterialProperty< RankFourTensor > &	_Cijkl
	Material properties to fetch. More...

std::vector< MaterialPropertyName >	_eigenstrain_names

std::vector< const MaterialProperty< RankTwoTensor > * >	_eigenstrains


MaterialProperty< RankTwoTensor > &	_shape2
	Material properties to store. More...

MaterialProperty< RankTwoTensor > &	_deformation_gradient

MaterialProperty< RankTwoTensor > &	_ddgraddu

MaterialProperty< RankTwoTensor > &	_ddgraddv

MaterialProperty< RankTwoTensor > &	_ddgraddw

MaterialProperty< RankTwoTensor > &	_total_strain

MaterialProperty< RankTwoTensor > &	_mechanical_strain

MaterialProperty< Real > &	_multi

enum	DecompMethod { DecompMethod::TaylorExpansion, DecompMethod::EigenSolution }
	Method to decompose into rotation increment and strain increment. More...

const DecompMethod	_decomposition_method

Detailed Description

Material class for bond-associated correspondence material model for finite strain.

Definition at line 23 of file ComputeFiniteStrainNOSPD.h.

Member Enumeration Documentation

◆ DecompMethod

enum ComputeFiniteStrainNOSPD::DecompMethod

strongprivate

Method to decompose into rotation increment and strain increment.

Enumerator
TaylorExpansion
EigenSolution

Definition at line 63 of file ComputeFiniteStrainNOSPD.h.

   {
     TaylorExpansion,
     EigenSolution
   };

Constructor & Destructor Documentation

◆ ComputeFiniteStrainNOSPD()

ComputeFiniteStrainNOSPD::ComputeFiniteStrainNOSPD ( const InputParameters & parameters )

Definition at line 39 of file ComputeFiniteStrainNOSPD.C.

   : ComputeStrainBaseNOSPD(parameters),
     _strain_rate(declareProperty<RankTwoTensor>("strain_rate")),
     _strain_increment(declareProperty<RankTwoTensor>("strain_increment")),
     _rotation_increment(declareProperty<RankTwoTensor>("rotation_increment")),
     _deformation_gradient_old(getMaterialPropertyOld<RankTwoTensor>("deformation_gradient")),
     _mechanical_strain_old(getMaterialPropertyOld<RankTwoTensor>("mechanical_strain")),
     _total_strain_old(getMaterialPropertyOld<RankTwoTensor>("total_strain")),
     _eigenstrains_old(_eigenstrain_names.size()),
     _Fhat(2),
     _decomposition_method(getParam<MooseEnum>("decomposition_method").getEnum<DecompMethod>())
 {
   for (unsigned int i = 0; i < _eigenstrains_old.size(); ++i)
     _eigenstrains_old[i] = &getMaterialPropertyOld<RankTwoTensor>(_eigenstrain_names[i]);
 }

Member Function Documentation

◆ computeBondStretch()

void ComputeStrainBaseNOSPD::computeBondStretch ( )

overrideprotectedvirtualinherited

Definition at line 156 of file ComputeStrainBaseNOSPD.C.

 {
   _total_stretch[0] = _current_length / _origin_length - 1.0;
   _total_stretch[1] = _total_stretch[0];
   _mechanical_stretch[0] = _total_stretch[0];
  
   Real factor = 1.0;
   if (_plane_strain)
     factor = 1.0 + ElasticityTensorTools::getIsotropicPoissonsRatio(_Cijkl[0]);
  
   for (auto es : _eigenstrains)
     _mechanical_stretch[0] -= 0.5 * factor * ((*es)[0](2, 2) + (*es)[1](2, 2));
  
   _mechanical_stretch[1] = _mechanical_stretch[0];
 }

Referenced by ComputeStrainBaseNOSPD::computeProperties().

◆ computeProperties()

void ComputeStrainBaseNOSPD::computeProperties ( )

overrideprotectedvirtualinherited

Definition at line 145 of file ComputeStrainBaseNOSPD.C.

 {
   setupMeshRelatedData();     // function from base class
   computeBondCurrentLength(); // current length of a bond from base class
   computeBondStretch();       // stretch of a bond
  
   for (_qp = 0; _qp < _nnodes; ++_qp)
     computeQpStrain();
 }

◆ computeQpDeformationGradient()

void ComputeStrainBaseNOSPD::computeQpDeformationGradient ( )

protectedvirtualinherited

Function to compute bond-associated deformation gradient.

Reimplemented in ComputeForceStabilizedSmallStrainNOSPD.

Definition at line 71 of file ComputeStrainBaseNOSPD.C.

 {
   _shape2[_qp].zero();
   _deformation_gradient[_qp].zero();
   _ddgraddu[_qp].zero();
   _ddgraddv[_qp].zero();
   _ddgraddw[_qp].zero();
   _multi[_qp] = 0.0;
  
   // for cases when current bond was broken, assign shape tensor and deformation gradient to unity
   if (_bond_status_var->getElementalValue(_current_elem) < 0.5)
   {
     _shape2[_qp] = RankTwoTensor::initIdentity;
     _deformation_gradient[_qp] = _shape2[_qp];
   }
   else
   {
     if (_dim == 2)
       _shape2[_qp](2, 2) = _deformation_gradient[_qp](2, 2) = 1.0;
  
     const Node * cur_nd = _current_elem->node_ptr(_qp);
     const Node * end_nd = _current_elem->node_ptr(1 - _qp); // two nodes for edge2 element
     std::vector<dof_id_type> neighbors = _pdmesh.getNeighbors(cur_nd->id());
     std::vector<dof_id_type> bonds = _pdmesh.getBonds(cur_nd->id());
  
     unsigned int nb =
         std::find(neighbors.begin(), neighbors.end(), end_nd->id()) - neighbors.begin();
     std::vector<dof_id_type> dg_neighbors = _pdmesh.getDefGradNeighbors(cur_nd->id(), nb);
  
     // calculate the shape tensor and prepare the deformation gradient tensor
     Real dgnodes_vsum = 0.0;
     RealGradient ori_vec(_dim), cur_vec(_dim);
  
     for (unsigned int j = 0; j < dg_neighbors.size(); ++j)
       if (_bond_status_var->getElementalValue(_pdmesh.elemPtr(bonds[dg_neighbors[j]])) > 0.5)
       {
         Node * node_j = _pdmesh.nodePtr(neighbors[dg_neighbors[j]]);
         Real vol_j = _pdmesh.getPDNodeVolume(neighbors[dg_neighbors[j]]);
         dgnodes_vsum += vol_j;
         ori_vec = *node_j - *_pdmesh.nodePtr(cur_nd->id());
  
         for (unsigned int k = 0; k < _dim; ++k)
           cur_vec(k) = ori_vec(k) + _disp_var[k]->getNodalValue(*node_j) -
                        _disp_var[k]->getNodalValue(*cur_nd);
  
         Real ori_len = ori_vec.norm();
         for (unsigned int k = 0; k < _dim; ++k)
         {
           for (unsigned int l = 0; l < _dim; ++l)
           {
             _shape2[_qp](k, l) += _horiz_rad[_qp] / ori_len * ori_vec(k) * ori_vec(l) * vol_j;
             _deformation_gradient[_qp](k, l) +=
                 _horiz_rad[_qp] / ori_len * cur_vec(k) * ori_vec(l) * vol_j;
           }
           // calculate derivatives of deformation_gradient w.r.t displacements of node i
           _ddgraddu[_qp](0, k) += -_horiz_rad[_qp] / ori_len * ori_vec(k) * vol_j;
           _ddgraddv[_qp](1, k) += -_horiz_rad[_qp] / ori_len * ori_vec(k) * vol_j;
           if (_dim == 3)
             _ddgraddw[_qp](2, k) += -_horiz_rad[_qp] / ori_len * ori_vec(k) * vol_j;
         }
       }
     // finalize the deformation gradient and its derivatives
     _deformation_gradient[_qp] *= _shape2[_qp].inverse();
     _ddgraddu[_qp] *= _shape2[_qp].inverse();
     _ddgraddv[_qp] *= _shape2[_qp].inverse();
     _ddgraddw[_qp] *= _shape2[_qp].inverse();
  
     // force state multiplier
     _multi[_qp] = _horiz_rad[_qp] / _origin_length * _node_vol[0] * _node_vol[1] * dgnodes_vsum /
                   _horiz_vol[_qp];
   }
 }

Referenced by ComputeSmallStrainNOSPD::computeQpStrain(), and computeQpStrain().

◆ computeQpFhat()

void ComputeFiniteStrainNOSPD::computeQpFhat ( )

protectedvirtual

Reimplemented in ComputePlaneFiniteStrainNOSPD.

Definition at line 89 of file ComputeFiniteStrainNOSPD.C.

 {
   // Incremental deformation gradient of current step w.r.t previous step:
   // _Fhat = deformation_gradient * inv(deformation_gradient_old)
   _Fhat[_qp] = _deformation_gradient[_qp] * _deformation_gradient_old[_qp].inverse();
 }

Referenced by computeQpStrain().

◆ computeQpStrain()

void ComputeFiniteStrainNOSPD::computeQpStrain ( )

overrideprotectedvirtual

Function to compute strain tensors.

Implements ComputeStrainBaseNOSPD.

Definition at line 56 of file ComputeFiniteStrainNOSPD.C.

 {
   computeQpDeformationGradient();
  
   computeQpFhat();
  
   RankTwoTensor total_strain_increment;
  
   // Two ways to calculate these increments: TaylorExpansion(default) or EigenSolution
   computeQpStrainRotationIncrements(total_strain_increment, _rotation_increment[_qp]);
  
   _strain_increment[_qp] = total_strain_increment;
  
   // Remove the eigenstrain increment
   subtractEigenstrainIncrementFromStrain(_strain_increment[_qp]);
  
   if (_dt > 0)
     _strain_rate[_qp] = _strain_increment[_qp] / _dt;
   else
     _strain_rate[_qp].zero();
  
   // Update strain in intermediate configuration
   _mechanical_strain[_qp] = _mechanical_strain_old[_qp] + _strain_increment[_qp];
   _total_strain[_qp] = _total_strain_old[_qp] + total_strain_increment;
  
   // Rotate strain to current configuration
   _mechanical_strain[_qp] =
       _rotation_increment[_qp] * _mechanical_strain[_qp] * _rotation_increment[_qp].transpose();
   _total_strain[_qp] =
       _rotation_increment[_qp] * _total_strain[_qp] * _rotation_increment[_qp].transpose();
 }

◆ computeQpStrainRotationIncrements()

void ComputeFiniteStrainNOSPD::computeQpStrainRotationIncrements	(	RankTwoTensor &	e,
		RankTwoTensor &	r
	)

protected

Function to compute strain and rotational increments.

Definition at line 97 of file ComputeFiniteStrainNOSPD.C.

 {
   switch (_decomposition_method)
   {
     case DecompMethod::TaylorExpansion:
     {
       // inverse of _Fhat
       RankTwoTensor invFhat(_Fhat[_qp].inverse());
  
       // A = I - _Fhat^-1
       RankTwoTensor A(RankTwoTensor::initIdentity);
       A -= invFhat;
  
       // Cinv - I = A A^T - A - A^T;
       RankTwoTensor Cinv_I = A * A.transpose() - A - A.transpose();
  
       // strain rate D from Taylor expansion, Chat = (-1/2(Chat^-1 - I) + 1/4*(Chat^-1 - I)^2 + ...
       total_strain_increment = -Cinv_I * 0.5 + Cinv_I * Cinv_I * 0.25;
  
       const Real a[3] = {invFhat(1, 2) - invFhat(2, 1),
                          invFhat(2, 0) - invFhat(0, 2),
                          invFhat(0, 1) - invFhat(1, 0)};
  
       Real q = (a[0] * a[0] + a[1] * a[1] + a[2] * a[2]) / 4.0;
       Real trFhatinv_1 = invFhat.trace() - 1.0;
       const Real p = trFhatinv_1 * trFhatinv_1 / 4.0;
  
       // cos theta_a
       const Real C1 =
           std::sqrt(p + 3.0 * Utility::pow<2>(p) * (1.0 - (p + q)) / Utility::pow<2>(p + q) -
                     2.0 * Utility::pow<3>(p) * (1.0 - (p + q)) / Utility::pow<3>(p + q));
  
       Real C2;
       if (q > 0.01)
         // (1-cos theta_a)/4q
         C2 = (1.0 - C1) / (4.0 * q);
       else
         // alternate form for small q
         C2 = 0.125 + q * 0.03125 * (Utility::pow<2>(p) - 12.0 * (p - 1.0)) / Utility::pow<2>(p) +
              Utility::pow<2>(q) * (p - 2.0) * (Utility::pow<2>(p) - 10.0 * p + 32.0) /
                  Utility::pow<3>(p) +
              Utility::pow<3>(q) *
                  (1104.0 - 992.0 * p + 376.0 * Utility::pow<2>(p) - 72.0 * Utility::pow<3>(p) +
                   5.0 * Utility::pow<4>(p)) /
                  (512.0 * Utility::pow<4>(p));
       const Real C3 =
           0.5 * std::sqrt((p * q * (3.0 - q) + Utility::pow<3>(p) + Utility::pow<2>(q)) /
                           Utility::pow<3>(p + q)); // sin theta_a/(2 sqrt(q))
  
       // Calculate incremental rotation. Note that this value is the transpose of that from Rashid,
       // 93, so we transpose it before storing
       RankTwoTensor R_incr;
       R_incr.addIa(C1);
       for (unsigned int i = 0; i < 3; ++i)
         for (unsigned int j = 0; j < 3; ++j)
           R_incr(i, j) += C2 * a[i] * a[j];
  
       R_incr(0, 1) += C3 * a[2];
       R_incr(0, 2) -= C3 * a[1];
       R_incr(1, 0) -= C3 * a[2];
       R_incr(1, 2) += C3 * a[0];
       R_incr(2, 0) += C3 * a[1];
       R_incr(2, 1) -= C3 * a[0];
  
       rotation_increment = R_incr.transpose();
       break;
     }
     case DecompMethod::EigenSolution:
     {
       std::vector<Real> e_value(3);
       RankTwoTensor e_vector, N1, N2, N3;
  
       RankTwoTensor Chat = _Fhat[_qp].transpose() * _Fhat[_qp];
       Chat.symmetricEigenvaluesEigenvectors(e_value, e_vector);
  
       const Real lambda1 = std::sqrt(e_value[0]);
       const Real lambda2 = std::sqrt(e_value[1]);
       const Real lambda3 = std::sqrt(e_value[2]);
  
       N1.vectorOuterProduct(e_vector.column(0), e_vector.column(0));
       N2.vectorOuterProduct(e_vector.column(1), e_vector.column(1));
       N3.vectorOuterProduct(e_vector.column(2), e_vector.column(2));
  
       RankTwoTensor Uhat = N1 * lambda1 + N2 * lambda2 + N3 * lambda3;
       RankTwoTensor invUhat(Uhat.inverse());
  
       rotation_increment = _Fhat[_qp] * invUhat;
  
       total_strain_increment =
           N1 * std::log(lambda1) + N2 * std::log(lambda2) + N3 * std::log(lambda3);
       break;
     }
  
     default:
       mooseError("ComputeFiniteStrainNOSPD Error: Invalid decomposition type! Please specify : "
                  "TaylorExpansion or "
                  "EigenSolution.");
   }
 }

Referenced by computeQpStrain().

◆ decompositionType()

MooseEnum ComputeFiniteStrainNOSPD::decompositionType ( )

static

Definition at line 17 of file ComputeFiniteStrainNOSPD.C.

 {
   return MooseEnum("TaylorExpansion EigenSolution", "TaylorExpansion");
 }

Referenced by validParams< ComputeFiniteStrainNOSPD >().

◆ initQpStatefulProperties()

void ComputeStrainBaseNOSPD::initQpStatefulProperties ( )

overridevirtualinherited

Definition at line 57 of file ComputeStrainBaseNOSPD.C.

 {
   _mechanical_strain[_qp].zero();
   _total_strain[_qp].zero();
   _deformation_gradient[_qp].zero();
   _deformation_gradient[_qp].addIa(1.0);
  
   if (_qrule->n_points() < 2) // Gauss_Lobatto: order = 2n-3 (n is number of qp)
     mooseError(
         "NOSPD models require Gauss_Lobatto rule and a minimum of 2 quadrature points, i.e., "
         "order of FIRST");
 }

◆ subtractEigenstrainIncrementFromStrain()

void ComputeFiniteStrainNOSPD::subtractEigenstrainIncrementFromStrain ( RankTwoTensor & strain )

protected

Function to compute the mechanical strain tensor by subtracting thermal strain from the total strain.

Definition at line 199 of file ComputeFiniteStrainNOSPD.C.

 {
   for (unsigned int i = 0; i < _eigenstrains.size(); ++i)
   {
     strain -= (*_eigenstrains[i])[_qp];
     strain += (*_eigenstrains_old[i])[_qp];
   }
 }

Referenced by computeQpStrain().

Member Data Documentation

◆ _Cijkl

const MaterialProperty<RankFourTensor>& ComputeStrainBaseNOSPD::_Cijkl

protectedinherited

Material properties to fetch.

Definition at line 48 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeStrainBaseNOSPD::computeBondStretch().

◆ _ddgraddu

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_ddgraddu

protectedinherited

Definition at line 57 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), and ComputeStrainBaseNOSPD::computeQpDeformationGradient().

◆ _ddgraddv

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_ddgraddv

protectedinherited

Definition at line 58 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), and ComputeStrainBaseNOSPD::computeQpDeformationGradient().

◆ _ddgraddw

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_ddgraddw

protectedinherited

Definition at line 59 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), and ComputeStrainBaseNOSPD::computeQpDeformationGradient().

◆ _decomposition_method

const DecompMethod ComputeFiniteStrainNOSPD::_decomposition_method

private

Definition at line 68 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrainRotationIncrements().

◆ _deformation_gradient

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_deformation_gradient

protectedinherited

Definition at line 55 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), ComputeStrainBaseNOSPD::computeQpDeformationGradient(), ComputePlaneFiniteStrainNOSPD::computeQpFhat(), computeQpFhat(), ComputePlaneSmallStrainNOSPD::computeQpTotalStrain(), ComputeSmallStrainNOSPD::computeQpTotalStrain(), and ComputeStrainBaseNOSPD::initQpStatefulProperties().

◆ _deformation_gradient_old

const MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_deformation_gradient_old

protected

Material properties to fetch.

Definition at line 52 of file ComputeFiniteStrainNOSPD.h.

Referenced by ComputePlaneFiniteStrainNOSPD::computeQpFhat(), and computeQpFhat().

◆ _eigenstrain_names

std::vector<MaterialPropertyName> ComputeStrainBaseNOSPD::_eigenstrain_names

protectedinherited

Definition at line 49 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeFiniteStrainNOSPD(), and ComputeStrainBaseNOSPD::ComputeStrainBaseNOSPD().

◆ _eigenstrains

std::vector<const MaterialProperty<RankTwoTensor> *> ComputeStrainBaseNOSPD::_eigenstrains

protectedinherited

Definition at line 50 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeStrainBaseNOSPD::computeBondStretch(), ComputeSmallStrainNOSPD::computeQpStrain(), ComputeStrainBaseNOSPD::ComputeStrainBaseNOSPD(), and subtractEigenstrainIncrementFromStrain().

◆ _eigenstrains_old

std::vector<const MaterialProperty<RankTwoTensor> *> ComputeFiniteStrainNOSPD::_eigenstrains_old

protected

Definition at line 55 of file ComputeFiniteStrainNOSPD.h.

Referenced by ComputeFiniteStrainNOSPD(), and subtractEigenstrainIncrementFromStrain().

◆ _Fhat

std::vector<RankTwoTensor> ComputeFiniteStrainNOSPD::_Fhat

protected

'Incremental' deformation gradient

Definition at line 59 of file ComputeFiniteStrainNOSPD.h.

Referenced by ComputePlaneFiniteStrainNOSPD::computeQpFhat(), computeQpFhat(), and computeQpStrainRotationIncrements().

◆ _mechanical_strain

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_mechanical_strain

protectedinherited

Definition at line 62 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeSmallStrainNOSPD::computeQpStrain(), computeQpStrain(), and ComputeStrainBaseNOSPD::initQpStatefulProperties().

◆ _mechanical_strain_old

const MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_mechanical_strain_old

protected

Definition at line 53 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrain().

◆ _multi

MaterialProperty<Real>& ComputeStrainBaseNOSPD::_multi

protectedinherited

Definition at line 64 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), and ComputeStrainBaseNOSPD::computeQpDeformationGradient().

◆ _plane_strain

const bool ComputeStrainBaseNOSPD::_plane_strain

protectedinherited

Plane strain problem or not, this is only used for mechanical stretch calculation.

Definition at line 45 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeStrainBaseNOSPD::computeBondStretch().

◆ _rotation_increment

MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_rotation_increment

protected

Definition at line 48 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrain().

◆ _shape2

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_shape2

protectedinherited

Material properties to store.

Definition at line 54 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeForceStabilizedSmallStrainNOSPD::computeQpDeformationGradient(), and ComputeStrainBaseNOSPD::computeQpDeformationGradient().

◆ _strain_increment

MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_strain_increment

protected

Definition at line 47 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrain().

◆ _strain_rate

MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_strain_rate

protected

Material properties to store.

Definition at line 46 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrain().

◆ _total_strain

MaterialProperty<RankTwoTensor>& ComputeStrainBaseNOSPD::_total_strain

protectedinherited

Definition at line 61 of file ComputeStrainBaseNOSPD.h.

Referenced by ComputeSmallStrainNOSPD::computeQpStrain(), computeQpStrain(), ComputePlaneSmallStrainNOSPD::computeQpTotalStrain(), ComputeSmallStrainNOSPD::computeQpTotalStrain(), and ComputeStrainBaseNOSPD::initQpStatefulProperties().

◆ _total_strain_old

const MaterialProperty<RankTwoTensor>& ComputeFiniteStrainNOSPD::_total_strain_old

protected

Definition at line 54 of file ComputeFiniteStrainNOSPD.h.

Referenced by computeQpStrain().

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

peridynamics/include/materials/ComputeFiniteStrainNOSPD.h
peridynamics/src/materials/ComputeFiniteStrainNOSPD.C

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Enumeration Documentation

◆ DecompMethod

Constructor & Destructor Documentation

◆ ComputeFiniteStrainNOSPD()

Member Function Documentation

◆ computeBondStretch()

◆ computeProperties()

◆ computeQpDeformationGradient()

◆ computeQpFhat()

◆ computeQpStrain()

◆ computeQpStrainRotationIncrements()

◆ decompositionType()

◆ initQpStatefulProperties()

◆ subtractEigenstrainIncrementFromStrain()

Member Data Documentation

◆ _Cijkl

◆ _ddgraddu

◆ _ddgraddv

◆ _ddgraddw

◆ _decomposition_method

◆ _deformation_gradient

◆ _deformation_gradient_old

◆ _eigenstrain_names

◆ _eigenstrains

◆ _eigenstrains_old

◆ _Fhat

◆ _mechanical_strain

◆ _mechanical_strain_old

◆ _multi

◆ _plane_strain

◆ _rotation_increment

◆ _shape2

◆ _strain_increment

◆ _strain_rate

◆ _total_strain

◆ _total_strain_old