MomentumConvectiveFlux Class Reference

Momentum convective flux: \(\rho \vec u \vec u : \nabla v \). More...

#include <MomentumConvectiveFlux.h>

Inheritance diagram for MomentumConvectiveFlux:

Public Member Functions
	MomentumConvectiveFlux (const InputParameters &parameters)

Protected Member Functions
virtual Real	computeQpResidual ()
virtual Real	computeQpJacobian ()

Protected Attributes
const VariableValue &	_vel_x
const VariableValue &	_vel_y
const VariableValue &	_vel_z

Detailed Description

Momentum convective flux: \(\rho \vec u \vec u : \nabla v \).

Definition at line 23 of file MomentumConvectiveFlux.h.

Constructor & Destructor Documentation

MomentumConvectiveFlux()

MomentumConvectiveFlux::MomentumConvectiveFlux

(

const InputParameters &

parameters

)

Definition at line 25 of file MomentumConvectiveFlux.C.

  : Kernel(parameters),
    _vel_x(coupledValue("vel_x")),
    _vel_y(isCoupled("vel_y") ? coupledValue("vel_y") : _zero),
    _vel_z(isCoupled("vel_z") ? coupledValue("vel_z") : _zero)
{
}

Member Function Documentation

computeQpJacobian()

Real MomentumConvectiveFlux::computeQpJacobian ( )

protectedvirtual

Definition at line 41 of file MomentumConvectiveFlux.C.

{
  return 0.;
}

computeQpResidual()

Real MomentumConvectiveFlux::computeQpResidual ( )

protectedvirtual

Definition at line 34 of file MomentumConvectiveFlux.C.

{
  RealVectorValue vel_vec(_vel_x[_qp], _vel_y[_qp], _vel_z[_qp]);
  return -_u[_qp] * (vel_vec * _grad_test[_i][_qp]);
}

Member Data Documentation

_vel_x

const VariableValue& MomentumConvectiveFlux::_vel_x

protected

Definition at line 33 of file MomentumConvectiveFlux.h.

Referenced by computeQpResidual().

_vel_y

const VariableValue& MomentumConvectiveFlux::_vel_y

protected

Definition at line 34 of file MomentumConvectiveFlux.h.

Referenced by computeQpResidual().

_vel_z

const VariableValue& MomentumConvectiveFlux::_vel_z

protected

Definition at line 35 of file MomentumConvectiveFlux.h.

Referenced by computeQpResidual().

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

• navier_stokes/include/kernels/MomentumConvectiveFlux.h
• navier_stokes/src/kernels/MomentumConvectiveFlux.C