PoroMechanicsCoupling Class Reference

PoroMechanicsCoupling computes -coefficient*porepressure*grad_test[component]. More...

#include <PoroMechanicsCoupling.h>

Inheritance diagram for PoroMechanicsCoupling:

Public Member Functions
	PoroMechanicsCoupling (const InputParameters &parameters)

Static Public Member Functions
static InputParameters	validParams ()

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

Private Attributes
const MaterialProperty< Real > &	_coefficient
	Biot coefficient. More...
const VariableValue &	_porepressure
unsigned int	_porepressure_var_num
unsigned int	_component

Detailed Description

PoroMechanicsCoupling computes -coefficient*porepressure*grad_test[component].

Definition at line 23 of file PoroMechanicsCoupling.h.

Constructor & Destructor Documentation

PoroMechanicsCoupling()

PoroMechanicsCoupling::PoroMechanicsCoupling

(

const InputParameters &

parameters

)

Definition at line 33 of file PoroMechanicsCoupling.C.

  : Kernel(parameters),
    _coefficient(getMaterialProperty<Real>("biot_coefficient")),
    _porepressure(coupledValue("porepressure")),
    _porepressure_var_num(coupled("porepressure")),
    _component(getParam<unsigned int>("component"))
{
  if (_component >= _mesh.dimension())
    mooseError("PoroMechanicsCoupling: component should not be greater than the mesh dimension\n");
}

Member Function Documentation

computeQpJacobian()

Real PoroMechanicsCoupling::computeQpJacobian ( )

protectedvirtual

Definition at line 51 of file PoroMechanicsCoupling.C.

{
  if (_var.number() != _porepressure_var_num)
    return 0.0;
  return -_coefficient[_qp] * _phi[_j][_qp] * _grad_test[_i][_qp](_component);
}

computeQpOffDiagJacobian()

Real PoroMechanicsCoupling::computeQpOffDiagJacobian ( unsigned int  jvar )

protectedvirtual

Definition at line 59 of file PoroMechanicsCoupling.C.

{
  if (jvar != _porepressure_var_num)
    return 0.0;
  return -_coefficient[_qp] * _phi[_j][_qp] * _grad_test[_i][_qp](_component);
}

computeQpResidual()

Real PoroMechanicsCoupling::computeQpResidual ( )

protectedvirtual

Definition at line 45 of file PoroMechanicsCoupling.C.

{
  return -_coefficient[_qp] * _porepressure[_qp] * _grad_test[_i][_qp](_component);
}

validParams()

InputParameters PoroMechanicsCoupling::validParams ( )

static

Definition at line 22 of file PoroMechanicsCoupling.C.

{
  InputParameters params = Kernel::validParams();
  params.addClassDescription(
      "Adds $-Bi \\cdot p_s \\cdot \\nabla \\Psi_c$, where the subscript $c$ is the component.");
  params.addRequiredCoupledVar("porepressure", "Pore pressure, $p_s$.");
  params.addRequiredParam<unsigned int>("component",
                                        "The gradient direction (0 for x, 1 for y and 2 for z)");
  return params;
}

Member Data Documentation

_coefficient

const MaterialProperty<Real>& PoroMechanicsCoupling::_coefficient

private

Biot coefficient.

Definition at line 39 of file PoroMechanicsCoupling.h.

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

_component

unsigned int PoroMechanicsCoupling::_component

private

Definition at line 45 of file PoroMechanicsCoupling.h.

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

_porepressure

const VariableValue& PoroMechanicsCoupling::_porepressure

private

Definition at line 41 of file PoroMechanicsCoupling.h.

Referenced by computeQpResidual().

_porepressure_var_num

unsigned int PoroMechanicsCoupling::_porepressure_var_num

private

Definition at line 43 of file PoroMechanicsCoupling.h.

Referenced by computeQpJacobian(), and computeQpOffDiagJacobian().

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

• tensor_mechanics/include/kernels/PoroMechanicsCoupling.h
• tensor_mechanics/src/kernels/PoroMechanicsCoupling.C