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ADConservativeAdvection.C
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ADConservativeAdvection.C
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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
#include "ADConservativeAdvection.h"
#include "SystemBase.h"
registerMooseObject("MooseApp", ADConservativeAdvection);
InputParameters
ADConservativeAdvection::validParams()
{
InputParameters params = ADKernel::validParams();
params.addClassDescription("Conservative form of $\\nabla \\cdot \\vec{v} u$ which in its weak "
"form is given by: $(-\\nabla \\psi_i, \\vec{v} u)$.");
params.addRequiredParam<MaterialPropertyName>("velocity", "Velocity vector");
return params;
}
ADConservativeAdvection::ADConservativeAdvection(const InputParameters & parameters)
: ADKernel(parameters), _velocity(getADMaterialProperty<RealVectorValue>("velocity"))
{
}
ADReal
ADConservativeAdvection::computeQpResidual()
{
return -_grad_test[_i][_qp] * _velocity[_qp] * _u[_qp];
}