SusceptibilityTimeDerivative Class Reference

This calculates the time derivative for a variable multiplied by a generalized susceptibility. More...

#include <SusceptibilityTimeDerivative.h>

Inheritance diagram for SusceptibilityTimeDerivative:

Public Member Functions
	SusceptibilityTimeDerivative (const InputParameters &parameters)
virtual void	initialSetup ()

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

Protected Attributes
const MaterialProperty< Real > &	_Chi
	susceptibility More...
const MaterialProperty< Real > &	_dChidu
	susceptibility derivative w.r.t. the kernel variable More...
std::vector< const MaterialProperty< Real > * >	_dChidarg
	susceptibility derivatives w.r.t. coupled variables More...

Detailed Description

This calculates the time derivative for a variable multiplied by a generalized susceptibility.

Definition at line 23 of file SusceptibilityTimeDerivative.h.

Constructor & Destructor Documentation

SusceptibilityTimeDerivative()

SusceptibilityTimeDerivative::SusceptibilityTimeDerivative

(

const InputParameters &

parameters

)

Definition at line 28 of file SusceptibilityTimeDerivative.C.

  : DerivativeMaterialInterface<JvarMapKernelInterface<TimeDerivative>>(parameters),
    _Chi(getMaterialProperty<Real>("f_name")),
    _dChidu(getMaterialPropertyDerivative<Real>("f_name", _var.name())),
    _dChidarg(_coupled_moose_vars.size())
{
  // fetch derivatives
  for (unsigned int i = 0; i < _dChidarg.size(); ++i)
    _dChidarg[i] = &getMaterialPropertyDerivative<Real>("f_name", _coupled_moose_vars[i]->name());
}

Member Function Documentation

computeQpJacobian()

Real SusceptibilityTimeDerivative::computeQpJacobian ( )

protectedvirtual

Definition at line 52 of file SusceptibilityTimeDerivative.C.

{
  return TimeDerivative::computeQpJacobian() * _Chi[_qp] +
         TimeDerivative::computeQpResidual() * _dChidu[_qp] * _phi[_j][_qp];
}

computeQpOffDiagJacobian()

Real SusceptibilityTimeDerivative::computeQpOffDiagJacobian ( unsigned int  jvar )

protectedvirtual

Definition at line 59 of file SusceptibilityTimeDerivative.C.

{
  // get the coupled variable jvar is referring to
  const unsigned int cvar = mapJvarToCvar(jvar);
 
  return TimeDerivative::computeQpResidual() * (*_dChidarg[cvar])[_qp] * _phi[_j][_qp];
}

computeQpResidual()

Real SusceptibilityTimeDerivative::computeQpResidual ( )

protectedvirtual

Definition at line 46 of file SusceptibilityTimeDerivative.C.

{
  return TimeDerivative::computeQpResidual() * _Chi[_qp];
}

initialSetup()

void SusceptibilityTimeDerivative::initialSetup ( )

virtual

Definition at line 40 of file SusceptibilityTimeDerivative.C.

{
  validateNonlinearCoupling<Real>("f_name");
}

Member Data Documentation

_Chi

const MaterialProperty<Real>& SusceptibilityTimeDerivative::_Chi

protected

susceptibility

Definition at line 36 of file SusceptibilityTimeDerivative.h.

Referenced by computeQpJacobian(), and computeQpResidual().

_dChidarg

std::vector<const MaterialProperty<Real> *> SusceptibilityTimeDerivative::_dChidarg

protected

susceptibility derivatives w.r.t. coupled variables

Definition at line 42 of file SusceptibilityTimeDerivative.h.

Referenced by computeQpOffDiagJacobian(), and SusceptibilityTimeDerivative().

_dChidu

const MaterialProperty<Real>& SusceptibilityTimeDerivative::_dChidu

protected

susceptibility derivative w.r.t. the kernel variable

Definition at line 39 of file SusceptibilityTimeDerivative.h.

Referenced by computeQpJacobian().

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

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