ADVolumeJunction1PhaseBC.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* 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 "ADVolumeJunction1PhaseBC.h"
#include "ADVolumeJunction1PhaseUserObject.h"
#include "THMIndicesVACE.h"
 
registerMooseObject("ThermalHydraulicsApp", ADVolumeJunction1PhaseBC);
 
InputParameters
ADVolumeJunction1PhaseBC::validParams()
{
  InputParameters params = ADOneDIntegratedBC::validParams();
 
  params.addRequiredParam<unsigned int>("connection_index", "Index of the connected flow channel");
  params.addRequiredParam<UserObjectName>("volume_junction_uo", "Volume junction user object name");
 
  params.addRequiredCoupledVar("rhoA", "Flow channel variable: rho*A");
  params.addRequiredCoupledVar("rhouA", "Flow channel variable: rho*u*A");
  params.addRequiredCoupledVar("rhoEA", "Flow channel variable: rho*E*A");
 
  params.addClassDescription(
      "Adds boundary fluxes for flow channels connected to a 1-phase volume junction");
 
  return params;
}
 
ADVolumeJunction1PhaseBC::ADVolumeJunction1PhaseBC(const InputParameters & params)
  : ADOneDIntegratedBC(params),
 
    _connection_index(getParam<unsigned int>("connection_index")),
    _volume_junction_uo(getUserObject<ADVolumeJunction1PhaseUserObject>("volume_junction_uo")),
 
    _rhoA_jvar(coupled("rhoA")),
    _rhouA_jvar(coupled("rhouA")),
    _rhoEA_jvar(coupled("rhoEA")),
 
    _flow_channel_jvar_map(getFlowChannelIndexMapping()),
    _equation_index(_flow_channel_jvar_map.at(_var.number()))
{
}
 
ADReal
ADVolumeJunction1PhaseBC::computeQpResidual()
{
  const auto & flux = _volume_junction_uo.getFlux(_connection_index);
 
  return flux[_equation_index] * _normal * _test[_i][_qp];
}
 
std::map<unsigned int, unsigned int>
ADVolumeJunction1PhaseBC::getFlowChannelIndexMapping() const
{
  std::map<unsigned int, unsigned int> jvar_map;
  jvar_map.insert(std::pair<unsigned int, unsigned int>(_rhoA_jvar, THMVACE1D::MASS));
  jvar_map.insert(std::pair<unsigned int, unsigned int>(_rhouA_jvar, THMVACE1D::MOMENTUM));
  jvar_map.insert(std::pair<unsigned int, unsigned int>(_rhoEA_jvar, THMVACE1D::ENERGY));
 
  return jvar_map;
}