localresidual_incompressible.hh

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// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
//
// SPDX-FileCopyrightInfo: Copyright © DuMux Project contributors, see AUTHORS.md in root folder
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef DUMUX_ENERGY_LOCAL_RESIDUAL_INCOMPRESSIBLE_HH
#define DUMUX_ENERGY_LOCAL_RESIDUAL_INCOMPRESSIBLE_HH
 
#include <dumux/common/properties.hh>
#include <dumux/common/numeqvector.hh>
#include "localresidual.hh"
 
namespace Dumux {
 
// forward declaration
template<class TypeTag, bool enableEneryBalance>
class EnergyLocalResidualIncompressibleImplementation;
 
template<class TypeTag>
using EnergyLocalResidualIncompressible = EnergyLocalResidualIncompressibleImplementation<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableEnergyBalance()>;
 
template<class TypeTag>
class EnergyLocalResidualIncompressibleImplementation<TypeTag, false>: public EnergyLocalResidualImplementation<TypeTag, false>
{}; //energy balance not enabled
 
template<class TypeTag>
class EnergyLocalResidualIncompressibleImplementation<TypeTag, true>: public EnergyLocalResidualImplementation<TypeTag, true>
{
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using NumEqVector = Dumux::NumEqVector<GetPropType<TypeTag, Properties::PrimaryVariables>>;
    using VolumeVariables = GetPropType<TypeTag, Properties::VolumeVariables>;
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
    using SubControlVolume = typename FVElementGeometry::SubControlVolume;
    using FluxVariables = GetPropType<TypeTag, Properties::FluxVariables>;
    using GridView = typename GetPropType<TypeTag, Properties::GridGeometry>::GridView;
    using Element = typename GridView::template Codim<0>::Entity;
    using ElementVolumeVariables = typename GetPropType<TypeTag, Properties::GridVolumeVariables>::LocalView;
    using ModelTraits = GetPropType<TypeTag, Properties::ModelTraits>;
    using Indices = typename ModelTraits::Indices;
 
    static constexpr int numPhases = ModelTraits::numFluidPhases();
    enum { energyEqIdx = Indices::energyEqIdx };
 
public:
    static void heatConvectionFlux(NumEqVector& flux,
                                   FluxVariables& fluxVars,
                                   int phaseIdx)
    {
        // internal energy used instead of enthalpy for incompressible flow
        auto upwindTerm = [phaseIdx](const auto& volVars)
        { return volVars.density(phaseIdx)*volVars.mobility(phaseIdx)*volVars.internalEnergy(phaseIdx); };
 
        flux[energyEqIdx] += fluxVars.advectiveFlux(phaseIdx, upwindTerm);
    }
};
 
} // end namespace Dumux
 
#endif