ACKappaFunction Class Reference

#include <ACKappaFunction.h>

Inheritance diagram for ACKappaFunction:

Public Member Functions
	ACKappaFunction (const InputParameters &parameters)

Protected Member Functions
virtual Real	computeQpResidual ()
virtual Real	computeQpJacobian ()
virtual Real	computeQpOffDiagJacobian (unsigned int jvar)

Protected Attributes
const NonlinearVariableName	_var_name
const MaterialPropertyName	_L_name
const MaterialProperty< Real > &	_L
const MaterialProperty< Real > &	_dLdvar
const MaterialPropertyName	_kappa_name
const MaterialProperty< Real > &	_dkappadvar
const MaterialProperty< Real > &	_d2kappadvar2
const unsigned int	_op_num
std::vector< NonlinearVariableName >	_v_name
std::vector< const VariableGradient * >	_grad_v
std::vector< const MaterialProperty< Real > * >	_dLdv
std::vector< const MaterialProperty< Real > * >	_d2kappadvardv

Private Member Functions
Real	computeFg ()

Detailed Description

Definition at line 26 of file ACKappaFunction.h.

Constructor & Destructor Documentation

ACKappaFunction()

ACKappaFunction::ACKappaFunction

(

const InputParameters &

parameters

)

Definition at line 27 of file ACKappaFunction.C.

  : DerivativeMaterialInterface<JvarMapKernelInterface<Kernel>>(parameters),
    _var_name(getParam<NonlinearVariableName>("variable")),
    _L_name(getParam<MaterialPropertyName>("mob_name")),
    _L(getMaterialProperty<Real>(_L_name)),
    _dLdvar(getMaterialPropertyDerivative<Real>(_L_name, _var_name)),
    _kappa_name(getParam<MaterialPropertyName>("kappa_name")),
    _dkappadvar(getMaterialPropertyDerivative<Real>(_kappa_name, _var_name)),
    _d2kappadvar2(getMaterialPropertyDerivative<Real>(_kappa_name, _var_name, _var_name)),
    _op_num(coupledComponents("v")),
    _v_name(_op_num),
    _grad_v(_op_num),
    _dLdv(_op_num),
    _d2kappadvardv(_op_num)
{
  for (unsigned int i = 0; i < _op_num; ++i)
  {
    _v_name[i] = getVar("v", i)->name();
    _grad_v[i] = &coupledGradient("v", i);
    _dLdv[i] = &getMaterialPropertyDerivative<Real>(_L_name, _v_name[i]);
    _d2kappadvardv[i] = &getMaterialPropertyDerivative<Real>(_kappa_name, _var_name, _v_name[i]);
  }
}

Member Function Documentation

computeFg()

Real ACKappaFunction::computeFg ( )

private

Definition at line 78 of file ACKappaFunction.C.

{
  Real sum_grad_etai2 = 0.0;
  for (unsigned int i = 0; i < _op_num; ++i)
    sum_grad_etai2 += (*_grad_v[i])[_qp] * (*_grad_v[i])[_qp];
 
  Real grad_var2 = _grad_u[_qp] * _grad_u[_qp];
  return sum_grad_etai2 + grad_var2;
}

Referenced by computeQpJacobian(), computeQpOffDiagJacobian(), and computeQpResidual().

computeQpJacobian()

Real ACKappaFunction::computeQpJacobian ( )

protectedvirtual

Definition at line 58 of file ACKappaFunction.C.

{
  Real pre_jac = 0.5 * _test[_i][_qp] * _phi[_j][_qp] * computeFg();
  Real term1 = _test[_i][_qp] * _L[_qp] * _dkappadvar[_qp] * _grad_u[_qp] * _grad_phi[_j][_qp];
 
  return pre_jac * (_dLdvar[_qp] * _dkappadvar[_qp] + _L[_qp] * _d2kappadvar2[_qp]) + term1;
}

computeQpOffDiagJacobian()

Real ACKappaFunction::computeQpOffDiagJacobian ( unsigned int  jvar )

protectedvirtual

Definition at line 67 of file ACKappaFunction.C.

{
  const unsigned int i = mapJvarToCvar(jvar);
  Real pre_jac = 0.5 * _test[_i][_qp] * _phi[_j][_qp] * computeFg();
  Real term1 =
      _test[_i][_qp] * _L[_qp] * _dkappadvar[_qp] * (*_grad_v[i])[_qp] * _grad_phi[_j][_qp];
  return pre_jac * ((*_dLdv[i])[_qp] * _dkappadvar[_qp] + _L[_qp] * (*_d2kappadvardv[i])[_qp]) +
         term1;
}

computeQpResidual()

Real ACKappaFunction::computeQpResidual ( )

protectedvirtual

Definition at line 52 of file ACKappaFunction.C.

{
  return 0.5 * _test[_i][_qp] * _L[_qp] * _dkappadvar[_qp] * computeFg();
}

Member Data Documentation

_d2kappadvar2

const MaterialProperty<Real>& ACKappaFunction::_d2kappadvar2

protected

Definition at line 42 of file ACKappaFunction.h.

Referenced by computeQpJacobian().

_d2kappadvardv

std::vector<const MaterialProperty<Real> *> ACKappaFunction::_d2kappadvardv

protected

Definition at line 47 of file ACKappaFunction.h.

Referenced by ACKappaFunction(), and computeQpOffDiagJacobian().

_dkappadvar

const MaterialProperty<Real>& ACKappaFunction::_dkappadvar

protected

Definition at line 41 of file ACKappaFunction.h.

Referenced by computeQpJacobian(), computeQpOffDiagJacobian(), and computeQpResidual().

_dLdv

std::vector<const MaterialProperty<Real> *> ACKappaFunction::_dLdv

protected

Definition at line 46 of file ACKappaFunction.h.

Referenced by ACKappaFunction(), and computeQpOffDiagJacobian().

_dLdvar

const MaterialProperty<Real>& ACKappaFunction::_dLdvar

protected

Definition at line 39 of file ACKappaFunction.h.

Referenced by computeQpJacobian().

_grad_v

std::vector<const VariableGradient *> ACKappaFunction::_grad_v

protected

Definition at line 45 of file ACKappaFunction.h.

Referenced by ACKappaFunction(), computeFg(), and computeQpOffDiagJacobian().

_kappa_name

const MaterialPropertyName ACKappaFunction::_kappa_name

protected

Definition at line 40 of file ACKappaFunction.h.

Referenced by ACKappaFunction().

_L

const MaterialProperty<Real>& ACKappaFunction::_L

protected

Definition at line 38 of file ACKappaFunction.h.

Referenced by computeQpJacobian(), computeQpOffDiagJacobian(), and computeQpResidual().

_L_name

const MaterialPropertyName ACKappaFunction::_L_name

protected

Definition at line 37 of file ACKappaFunction.h.

Referenced by ACKappaFunction().

_op_num

const unsigned int ACKappaFunction::_op_num

protected

Definition at line 43 of file ACKappaFunction.h.

Referenced by ACKappaFunction(), and computeFg().

_v_name

std::vector<NonlinearVariableName> ACKappaFunction::_v_name

protected

Definition at line 44 of file ACKappaFunction.h.

Referenced by ACKappaFunction().

_var_name

const NonlinearVariableName ACKappaFunction::_var_name

protected

Definition at line 36 of file ACKappaFunction.h.

Referenced by ACKappaFunction().

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

• phase_field/include/kernels/ACKappaFunction.h
• phase_field/src/kernels/ACKappaFunction.C