PressureAux.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 "PressureAux.h"
#include "SinglePhaseFluidProperties.h"
 
registerMooseObject("FluidPropertiesApp", PressureAux);
 
template <>
InputParameters
validParams<PressureAux>()
{
  InputParameters params = validParams<AuxKernel>();
  params.addRequiredCoupledVar("e", "Specific internal energy");
  params.addRequiredCoupledVar("v", "Specific volume");
  params.addRequiredParam<UserObjectName>("fp", "The name of the user object for fluid properties");
  params.addClassDescription(
      "Computes pressure given specific volume and specific internal energy");
  return params;
}
 
PressureAux::PressureAux(const InputParameters & parameters)
  : AuxKernel(parameters),
    _v(coupledValue("v")),
    _e(coupledValue("e")),
    _fp(getUserObject<SinglePhaseFluidProperties>("fp"))
{
}
 
Real
PressureAux::computeValue()
{
  return _fp.p_from_v_e(_v[_qp], _e[_qp]);
}