pvslocalresidual.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:
/*
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
 
  Consult the COPYING file in the top-level source directory of this
  module for the precise wording of the license and the list of
  copyright holders.
*/
#ifndef EWOMS_PVS_LOCAL_RESIDUAL_HH
#define EWOMS_PVS_LOCAL_RESIDUAL_HH
 
#include "pvsproperties.hh"
 
#include <opm/models/common/diffusionmodule.hh>
#include <opm/models/common/energymodule.hh>
 
#include <opm/material/common/Valgrind.hpp>
 
namespace Opm {
 
template <class TypeTag>
class PvsLocalResidual : public GetPropType<TypeTag, Properties::DiscLocalResidual>
{
    using Evaluation = GetPropType<TypeTag, Properties::Evaluation>;
    using EqVector = GetPropType<TypeTag, Properties::EqVector>;
    using RateVector = GetPropType<TypeTag, Properties::RateVector>;
    using Indices = GetPropType<TypeTag, Properties::Indices>;
    using IntensiveQuantities = GetPropType<TypeTag, Properties::IntensiveQuantities>;
    using ElementContext = GetPropType<TypeTag, Properties::ElementContext>;
 
    enum { numPhases = getPropValue<TypeTag, Properties::NumPhases>() };
    enum { numComponents = getPropValue<TypeTag, Properties::NumComponents>() };
    enum { numEq = getPropValue<TypeTag, Properties::NumEq>() };
    enum { conti0EqIdx = Indices::conti0EqIdx };
 
    enum { enableDiffusion = getPropValue<TypeTag, Properties::EnableDiffusion>() };
    using DiffusionModule = Opm::DiffusionModule<TypeTag, enableDiffusion>;
 
    enum { enableEnergy = getPropValue<TypeTag, Properties::EnableEnergy>() };
    using EnergyModule = Opm::EnergyModule<TypeTag, enableEnergy>;
 
    using Toolbox = Opm::MathToolbox<Evaluation>;
 
public:
    template <class LhsEval>
    void addPhaseStorage(Dune::FieldVector<LhsEval, numEq>& storage,
                         const ElementContext& elemCtx,
                         unsigned dofIdx,
                         unsigned timeIdx,
                         unsigned phaseIdx) const
    {
        const IntensiveQuantities& intQuants = elemCtx.intensiveQuantities(dofIdx, timeIdx);
        const auto& fs = intQuants.fluidState();
 
        // compute storage term of all components within all phases
        for (unsigned compIdx = 0; compIdx < numComponents; ++compIdx) {
            unsigned eqIdx = conti0EqIdx + compIdx;
            storage[eqIdx] +=
                Toolbox::template decay<LhsEval>(fs.molarity(phaseIdx, compIdx))
                * Toolbox::template decay<LhsEval>(fs.saturation(phaseIdx))
                * Toolbox::template decay<LhsEval>(intQuants.porosity());
        }
 
        EnergyModule::addPhaseStorage(storage, elemCtx.intensiveQuantities(dofIdx, timeIdx), phaseIdx);
    }
 
    template <class LhsEval>
    void computeStorage(Dune::FieldVector<LhsEval, numEq>& storage,
                        const ElementContext& elemCtx,
                        unsigned dofIdx,
                        unsigned timeIdx) const
    {
        storage = 0.0;
        for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx)
            addPhaseStorage(storage, elemCtx, dofIdx, timeIdx, phaseIdx);
 
        EnergyModule::addSolidEnergyStorage(storage, elemCtx.intensiveQuantities(dofIdx, timeIdx));
    }
 
    void computeFlux(RateVector& flux,
                     const ElementContext& elemCtx,
                     unsigned scvfIdx,
                     unsigned timeIdx) const
    {
        flux = 0.0;
        addAdvectiveFlux(flux, elemCtx, scvfIdx, timeIdx);
        Opm::Valgrind::CheckDefined(flux);
 
        addDiffusiveFlux(flux, elemCtx, scvfIdx, timeIdx);
        Opm::Valgrind::CheckDefined(flux);
    }
 
    void addAdvectiveFlux(RateVector& flux,
                          const ElementContext& elemCtx,
                          unsigned scvfIdx,
                          unsigned timeIdx) const
    {
        const auto& extQuants = elemCtx.extensiveQuantities(scvfIdx, timeIdx);
 
        unsigned focusDofIdx = elemCtx.focusDofIndex();
        for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
            // data attached to upstream and the downstream DOFs
            // of the current phase
            unsigned upIdx = static_cast<unsigned>(extQuants.upstreamIndex(phaseIdx));
            const IntensiveQuantities& up = elemCtx.intensiveQuantities(upIdx, timeIdx);
 
            // this is a bit hacky because it is specific to the element-centered
            // finite volume scheme. (N.B. that if finite differences are used to
            // linearize the system of equations, it does not matter.)
            if (upIdx == focusDofIdx) {
                Evaluation tmp =
                    up.fluidState().molarDensity(phaseIdx)
                    * extQuants.volumeFlux(phaseIdx);
 
                for (unsigned compIdx = 0; compIdx < numComponents; ++compIdx) {
                    flux[conti0EqIdx + compIdx] +=
                        tmp*up.fluidState().moleFraction(phaseIdx, compIdx);
                }
            }
            else {
                Evaluation tmp =
                    Toolbox::value(up.fluidState().molarDensity(phaseIdx))
                    * extQuants.volumeFlux(phaseIdx);
 
                for (unsigned compIdx = 0; compIdx < numComponents; ++compIdx) {
                    flux[conti0EqIdx + compIdx] +=
                        tmp*Toolbox::value(up.fluidState().moleFraction(phaseIdx, compIdx));
                }
            }
        }
 
        EnergyModule::addAdvectiveFlux(flux, elemCtx, scvfIdx, timeIdx);
    }
 
    void addDiffusiveFlux(RateVector& flux,
                          const ElementContext& elemCtx,
                          unsigned scvfIdx,
                          unsigned timeIdx) const
    {
        DiffusionModule::addDiffusiveFlux(flux, elemCtx, scvfIdx, timeIdx);
        EnergyModule::addDiffusiveFlux(flux, elemCtx, scvfIdx, timeIdx);
    }
 
    void computeSource(RateVector& source,
                       const ElementContext& elemCtx,
                       unsigned dofIdx,
                       unsigned timeIdx) const
    {
        Opm::Valgrind::SetUndefined(source);
        elemCtx.problem().source(source, elemCtx, dofIdx, timeIdx);
        Opm::Valgrind::CheckDefined(source);
    }
};
 
} // namespace Opm
 
#endif