H2ON2LiquidPhaseFluidSystem.hpp

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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 OPM_H2O_N2_LIQUIDPHASE_FLUID_SYSTEM_HPP
#define OPM_H2O_N2_LIQUIDPHASE_FLUID_SYSTEM_HPP
 
#include "BaseFluidSystem.hpp"
#include "NullParameterCache.hpp"
 
#include <opm/material/IdealGas.hpp>
#include <opm/material/components/N2.hpp>
#include <opm/material/components/H2O.hpp>
#include <opm/material/components/SimpleH2O.hpp>
#include <opm/material/components/TabulatedComponent.hpp>
#include <opm/material/binarycoefficients/H2O_N2.hpp>
#include <opm/material/common/Valgrind.hpp>
 
#include <iostream>
#include <cassert>
 
namespace Opm {
 
template <class Scalar>
class H2ON2LiquidPhaseFluidSystem
    : public BaseFluidSystem<Scalar, H2ON2LiquidPhaseFluidSystem<Scalar> >
{
    typedef H2ON2LiquidPhaseFluidSystem<Scalar> ThisType;
    typedef BaseFluidSystem<Scalar, ThisType> Base;
 
    // convenience typedefs
    typedef ::Opm::H2O<Scalar> IapwsH2O;
    typedef ::Opm::TabulatedComponent<Scalar, IapwsH2O > TabulatedH2O;
    typedef ::Opm::N2<Scalar> SimpleN2;
 
public:
    template <class Evaluation>
    struct ParameterCache : public NullParameterCache<Evaluation>
    {};
 
    /****************************************
     * Fluid phase related static parameters
     ****************************************/
 
    static const int numPhases = 1;
 
    static const int liquidPhaseIdx = 0;
 
    static const char* phaseName([[maybe_unused]] unsigned phaseIdx)
    {
        assert(phaseIdx == liquidPhaseIdx);
 
        return "liquid";
    }
 
    static bool isLiquid(unsigned /*phaseIdx*/)
    {
        //assert(phaseIdx == liquidPhaseIdx);
        return true; //only water phase present
    }
 
    static bool isCompressible(unsigned /*phaseIdx*/)
    {
        //assert(0 <= phaseIdx && phaseIdx < numPhases);
        // the water component decides for the liquid phase...
        return H2O::liquidIsCompressible();
    }
 
    static bool isIdealGas(unsigned /*phaseIdx*/)
    {
        //assert(0 <= phaseIdx && phaseIdx < numPhases);
        return false; // not a gas (only liquid phase present)
    }
 
    static bool isIdealMixture(unsigned /*phaseIdx*/)
    {
        //assert(0 <= phaseIdx && phaseIdx < numPhases);
        // we assume Henry's and Rault's laws for the water phase and
        // and no interaction between gas molecules of different
        // components, so all phases are ideal mixtures!
        return true;
    }
 
    /****************************************
     * Component related static parameters
     ****************************************/
 
    static const int numComponents = 2;
 
    static const int H2OIdx = 0;
    static const int N2Idx = 1;
 
    typedef TabulatedH2O H2O;
    //typedef SimpleH2O H2O;
    //typedef IapwsH2O H2O;
 
    typedef SimpleN2 N2;
 
    static const char* componentName(unsigned compIdx)
    {
        static const char* name[] = {
            H2O::name(),
            N2::name()
        };
 
        assert(compIdx < numComponents);
        return name[compIdx];
    }
 
    static Scalar molarMass(unsigned compIdx)
    {
        //assert(0 <= compIdx && compIdx < numComponents);
        return (compIdx == H2OIdx)
            ? H2O::molarMass()
            : (compIdx == N2Idx)
            ? N2::molarMass()
            : 1e30;
    }
 
    static Scalar criticalTemperature(unsigned compIdx)
    {
        //assert(0 <= compIdx && compIdx < numComponents);
        return (compIdx == H2OIdx)
            ? H2O::criticalTemperature()
            : (compIdx == N2Idx)
            ? N2::criticalTemperature()
            : 1e30;
    }
 
    static Scalar criticalPressure(unsigned compIdx)
    {
        //assert(0 <= compIdx && compIdx < numComponents);
        return (compIdx == H2OIdx)
            ? H2O::criticalPressure()
            : (compIdx == N2Idx)
            ? N2::criticalPressure()
            : 1e30;
    }
 
    static Scalar acentricFactor(unsigned compIdx)
    {
        //assert(0 <= compIdx && compIdx < numComponents);
        return (compIdx == H2OIdx)
            ? H2O::acentricFactor()
            : (compIdx == N2Idx)
            ? N2::acentricFactor()
            : 1e30;
    }
 
    /****************************************
     * thermodynamic relations
     ****************************************/
 
    static void init()
    {
        init(/*tempMin=*/273.15,
             /*tempMax=*/623.15,
             /*numTemp=*/50,
             /*pMin=*/0.0,
             /*pMax=*/20e6,
             /*numP=*/50);
    }
 
    static void init(Scalar tempMin, Scalar tempMax, unsigned nTemp,
                     Scalar pressMin, Scalar pressMax, unsigned nPress)
    {
        if (H2O::isTabulated) {
            TabulatedH2O::init(tempMin, tempMax, nTemp,
                               pressMin, pressMax, nPress);
        }
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval density(const FluidState& fluidState,
                           const ParameterCache<ParamCacheEval>& /*paramCache*/,
                           unsigned phaseIdx)
    {
        assert(phaseIdx < numPhases);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
 
        LhsEval sumMoleFrac = 0;
        for (unsigned compIdx = 0; compIdx < numComponents; ++compIdx)
            sumMoleFrac += decay<LhsEval>(fluidState.moleFraction(phaseIdx, compIdx));
 
        assert(phaseIdx == liquidPhaseIdx);
 
        // assume ideal mixture where each molecule occupies the same volume regardless
        // of whether it is water or nitrogen.
        const LhsEval& clH2O = H2O::liquidDensity(T, p)/H2O::molarMass();
 
        const auto& xlH2O = decay<LhsEval>(fluidState.moleFraction(liquidPhaseIdx, H2OIdx));
        const auto& xlN2 = decay<LhsEval>(fluidState.moleFraction(liquidPhaseIdx, N2Idx));
 
        return clH2O*(H2O::molarMass()*xlH2O + N2::molarMass()*xlN2)/sumMoleFrac;
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval viscosity(const FluidState& fluidState,
                             const ParameterCache<ParamCacheEval>& /*paramCache*/,
                             unsigned phaseIdx)
    {
        assert(phaseIdx == liquidPhaseIdx);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
 
        // assume pure water for the liquid phase
        return H2O::liquidViscosity(T, p);
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval fugacityCoefficient(const FluidState& fluidState,
                                       const ParameterCache<ParamCacheEval>& /*paramCache*/,
                                       unsigned phaseIdx,
                                       unsigned compIdx)
    {
        assert(phaseIdx == liquidPhaseIdx);
        assert(compIdx < numComponents);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
 
        if (compIdx == H2OIdx)
            return H2O::vaporPressure(T)/p;
        return BinaryCoeff::H2O_N2::henry(T)/p;
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval diffusionCoefficient(const FluidState& fluidState,
                                        const ParameterCache<ParamCacheEval>& /*paramCache*/,
                                        unsigned phaseIdx,
                                        unsigned /*compIdx*/)
 
    {
        assert(phaseIdx == liquidPhaseIdx);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
 
        return BinaryCoeff::H2O_N2::liquidDiffCoeff(T, p);
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval enthalpy(const FluidState& fluidState,
                            const ParameterCache<ParamCacheEval>& /*paramCache*/,
                            unsigned phaseIdx)
    {
        assert (phaseIdx == liquidPhaseIdx);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
        Valgrind::CheckDefined(T);
        Valgrind::CheckDefined(p);
 
        // TODO: way to deal with the solutes???
        return H2O::liquidEnthalpy(T, p);
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval thermalConductivity(const FluidState& fluidState,
                                       const ParameterCache<ParamCacheEval>& /*paramCache*/,
                                       const unsigned phaseIdx)
    {
        assert(phaseIdx == liquidPhaseIdx);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
        return H2O::liquidThermalConductivity(T, p);
    }
 
    template <class FluidState, class LhsEval = typename FluidState::Scalar, class ParamCacheEval = LhsEval>
    static LhsEval heatCapacity(const FluidState& fluidState,
                                const ParameterCache<ParamCacheEval>& /*paramCache*/,
                                unsigned phaseIdx)
    {
        assert (phaseIdx == liquidPhaseIdx);
 
        const auto& T = decay<LhsEval>(fluidState.temperature(phaseIdx));
        const auto& p = decay<LhsEval>(fluidState.pressure(phaseIdx));
 
        return H2O::liquidHeatCapacity(T, p);
    }
};
 
} // namespace Opm
 
#endif