2pimmiscible.hh

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#ifndef DUMUX_2P_IMMISCIBLE_FLUID_SYSTEM_HH
#define DUMUX_2P_IMMISCIBLE_FLUID_SYSTEM_HH
 
#include <limits>
#include <cassert>
 
#include <dune/common/exceptions.hh>
 
#include <dumux/material/fluidsystems/1pliquid.hh>
#include <dumux/material/fluidsystems/1pgas.hh>
#include <dumux/material/fluidstates/immiscible.hh>
#include <dumux/material/components/base.hh>
#include <dumux/io/name.hh>
 
#include "base.hh"
 
namespace Dumux {
namespace FluidSystems {
 
template <class Scalar, class Fluid0, class Fluid1>
class TwoPImmiscible
: public Base<Scalar, TwoPImmiscible<Scalar, Fluid0, Fluid1> >
{
    static_assert((Fluid0::numPhases == 1), "Fluid0 has more than one phase");
    static_assert((Fluid1::numPhases == 1), "Fluid1 has more than one phase");
    static_assert((Fluid0::numComponents == 1), "Fluid0 has more than one component");
    static_assert((Fluid1::numComponents == 1), "Fluid1 has more than one component");
    // two gaseous phases at once do not make sense physically! (but two liquids are fine)
    static_assert(!Fluid0::isGas() || !Fluid1::isGas(), "One phase has to be a liquid!");
 
    using ThisType = TwoPImmiscible<Scalar, Fluid0, Fluid1>;
    using Base = Dumux::FluidSystems::Base<Scalar, ThisType>;
 
public:
    static constexpr int numPhases = 2; 
    static constexpr int numComponents = 2; 
 
    static constexpr int phase0Idx = 0; 
    static constexpr int phase1Idx = 1; 
    static constexpr int comp0Idx = 0; 
    static constexpr int comp1Idx = 1; 
 
    /****************************************
     * Fluid phase related static parameters
     ****************************************/
    static std::string phaseName(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        if (!Fluid0::isGas() && !Fluid1::isGas())
        {
            static const auto name0 = Components::IsAqueous<typename Fluid0::Component>::value ? IOName::aqueousPhase() : IOName::naplPhase();
            static const auto name1 = Components::IsAqueous<typename Fluid1::Component>::value ? IOName::aqueousPhase() : IOName::naplPhase();
 
            if (name0 != name1)
                return (phaseIdx == phase0Idx) ? name0 : name1;
            else
                return (phaseIdx == phase0Idx) ? name0 + "_0" : name1 + "_1";
        }
        else
        {
            if (phaseIdx == phase0Idx)
                return Fluid0::isGas() ? IOName::gaseousPhase() : IOName::liquidPhase();
            else
                return Fluid1::isGas() ? IOName::gaseousPhase() : IOName::liquidPhase();
        }
    }
 
    static constexpr bool isMiscible()
    { return false; }
 
    static constexpr bool isGas(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        if (phaseIdx == phase0Idx)
            return Fluid0::isGas();
        return Fluid1::isGas();
    }
 
    static bool isIdealMixture(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        // we assume immisibility
        return true;
    }
 
    static constexpr bool isIdealGas(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        // let the fluids decide
        if (phaseIdx == phase0Idx)
            return Fluid0::isIdealGas();
        return Fluid1::isIdealGas();
    }
 
    static constexpr bool isCompressible(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        // let the fluids decide
        if (phaseIdx == phase0Idx)
            return Fluid0::isCompressible();
        return Fluid1::isCompressible();
    }
 
    static constexpr bool viscosityIsConstant(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        // let the fluids decide
        if (phaseIdx == phase0Idx)
            return Fluid0::viscosityIsConstant();
        return Fluid1::viscosityIsConstant();
    }
 
    static bool isIdealFluid1(int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        // let the fluids decide
        if (phaseIdx == phase0Idx)
            return Fluid0::isIdealFluid1();
        return Fluid1::isIdealFluid1();
    }
 
    /****************************************
     * Component related static parameters
     ****************************************/
    static std::string componentName(int compIdx)
    {
        assert(0 <= compIdx && compIdx < numComponents);
 
        if (compIdx == comp0Idx)
            return Fluid0::name();
        return Fluid1::name();
    }
 
    static Scalar molarMass(int compIdx)
    {
        assert(0 <= compIdx && compIdx < numComponents);
 
        if (compIdx == comp0Idx)
            return Fluid0::molarMass();
        return Fluid1::molarMass();
    }
 
    static Scalar criticalTemperature(int compIdx)
    {
        assert(0 <= compIdx && compIdx < numComponents);
 
        if (compIdx == comp0Idx)
            return Fluid0::criticalTemperature();
        return Fluid1::criticalTemperature();
    }
 
    static Scalar criticalPressure(int compIdx)
    {
        assert(0 <= compIdx && compIdx < numComponents);
 
        if (compIdx == comp0Idx)
            return Fluid0::criticalPressure();
        return Fluid1::criticalPressure();
    }
 
    static Scalar acentricFactor(int compIdx)
    {
        assert(0 <= compIdx && compIdx < numComponents);
 
        if (compIdx == comp0Idx)
            return Fluid0::acentricFactor();
        return Fluid1::acentricFactor();
    }
 
    /****************************************
     * thermodynamic relations
     ****************************************/
 
    static void init()
    {
        // initialize with some default values
        init(/*tempMin=*/273.15, /*tempMax=*/623.15, /*numTemp=*/100,
             /*pMin=*/-10.0, /*pMax=*/20e6, /*numP=*/200);
    }
 
    static void init(Scalar tempMin, Scalar tempMax, std::size_t nTemp,
                     Scalar pressMin, Scalar pressMax, std::size_t nPress)
    {
        if (Fluid0::Component::isTabulated)
            Fluid0::Component::init(tempMin, tempMax, nTemp, pressMin, pressMax, nPress);
 
        if (Fluid1::Component::isTabulated)
            Fluid1::Component::init(tempMin, tempMax, nTemp, pressMin, pressMax, nPress);
    }
 
    using Base::density;
    template <class FluidState>
    static Scalar density(const FluidState &fluidState,
                          int phaseIdx)
    {
        assert(0 <= phaseIdx && phaseIdx < numPhases);
 
        Scalar temperature = fluidState.temperature(phaseIdx);
        Scalar pressure = fluidState.pressure(phaseIdx);
        if (phaseIdx == phase0Idx)
            return Fluid0::density(temperature, pressure);
        return Fluid1::density(temperature, pressure);
    }
 
    using Base::molarDensity;
    template <class FluidState>
    static Scalar molarDensity(const FluidState &fluidState, int phaseIdx)
    {
       Scalar temperature = fluidState.temperature(phaseIdx);
       Scalar pressure = fluidState.pressure(phaseIdx);
       if (phaseIdx == phase0Idx)
           return Fluid0::molarDensity(temperature, pressure);
       return Fluid1::molarDensity(temperature, pressure);
    }
 
    using Base::viscosity;
    template <class FluidState>
    static Scalar viscosity(const FluidState &fluidState,
                            int phaseIdx)
    {
        assert(0 <= phaseIdx  && phaseIdx < numPhases);
 
        Scalar temperature = fluidState.temperature(phaseIdx);
        Scalar pressure = fluidState.pressure(phaseIdx);
        if (phaseIdx == phase0Idx)
            return Fluid0::viscosity(temperature, pressure);
        return Fluid1::viscosity(temperature, pressure);
    }
 
    using Base::fugacityCoefficient;
    template <class FluidState>
    static Scalar fugacityCoefficient(const FluidState &fluidState,
                                      int phaseIdx,
                                      int compIdx)
    {
        assert(0 <= phaseIdx  && phaseIdx < numPhases);
        assert(0 <= compIdx  && compIdx < numComponents);
 
        if (phaseIdx == compIdx)
            // We could calculate the real fugacity coefficient of
            // the component in the fluid. Probably that's not worth
            // the effort, since the fugacity coefficient of the other
            // component is infinite anyway...
            return 1.0;
        return std::numeric_limits<Scalar>::infinity();
    }
 
    using Base::diffusionCoefficient;
    template <class FluidState>
    static Scalar diffusionCoefficient(const FluidState &fluidState,
                                       int phaseIdx,
                                       int compIdx)
    {
        DUNE_THROW(Dune::InvalidStateException,
                   "Diffusion coefficients of components are meaningless if"
                   " immiscibility is assumed");
    }
 
    using Base::binaryDiffusionCoefficient;
    template <class FluidState>
    static Scalar binaryDiffusionCoefficient(const FluidState &fluidState,
                                             int phaseIdx,
                                             int compIIdx,
                                             int compJIdx)
 
    {
        DUNE_THROW(Dune::InvalidStateException,
                   "Binary diffusion coefficients of components are meaningless if"
                   " immiscibility is assumed");
    }
 
    using Base::enthalpy;
    template <class FluidState>
    static Scalar enthalpy(const FluidState &fluidState,
                                 int phaseIdx)
    {
        assert(0 <= phaseIdx  && phaseIdx < numPhases);
 
        Scalar temperature = fluidState.temperature(phaseIdx);
        Scalar pressure = fluidState.pressure(phaseIdx);
        if (phaseIdx == phase0Idx)
            return Fluid0::enthalpy(temperature, pressure);
        return Fluid1::enthalpy(temperature, pressure);
    }
 
    using Base::thermalConductivity;
    template <class FluidState>
    static Scalar thermalConductivity(const FluidState &fluidState,
                                      int phaseIdx)
    {
        assert(0 <= phaseIdx  && phaseIdx < numPhases);
 
        Scalar temperature = fluidState.temperature(phaseIdx);
        Scalar pressure = fluidState.pressure(phaseIdx);
        if (phaseIdx == phase0Idx)
            return Fluid0::thermalConductivity(temperature, pressure);
        return Fluid1::thermalConductivity(temperature, pressure);
    }
 
    using Base::heatCapacity;
    template <class FluidState>
    static Scalar heatCapacity(const FluidState &fluidState,
                               int phaseIdx)
    {
        assert(0 <= phaseIdx  && phaseIdx < numPhases);
 
        Scalar temperature = fluidState.temperature(phaseIdx);
        Scalar pressure = fluidState.pressure(phaseIdx);
        if (phaseIdx == phase0Idx)
            return Fluid0::heatCapacity(temperature, pressure);
        return Fluid1::heatCapacity(temperature, pressure);
    }
};
 
} // end namespace FluidSystems
} // end namespace Dumux
 
#endif