1pgas.hh

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#ifndef DUMUX_GAS_PHASE_HH
#define DUMUX_GAS_PHASE_HH
 
#include <cassert>
#include <limits>
 
#include <dune/common/exceptions.hh>
 
#include <dumux/material/fluidsystems/base.hh>
#include <dumux/material/components/componenttraits.hh>
#include <dumux/io/name.hh>
 
namespace Dumux {
namespace FluidSystems {
 
template <class Scalar, class ComponentT>
class OnePGas
: public Base<Scalar, OnePGas<Scalar, ComponentT> >
{
    using ThisType = OnePGas<Scalar, ComponentT>;
    using Base = Dumux::FluidSystems::Base<Scalar, ThisType>;
 
    static_assert(ComponentTraits<ComponentT>::hasGasState, "The component does not implement a gas state!");
 
public:
    using Component = ComponentT;
    using ParameterCache = NullParameterCache;
 
    static constexpr int numPhases = 1;  
    static constexpr int numComponents = 1; 
 
    static constexpr int phase0Idx = 0; 
    static constexpr int comp0Idx = 0; 
 
    static void init()
    { }
 
    /****************************************
     * Fluid phase related static parameters
     ****************************************/
    static std::string phaseName(int phaseIdx = 0)
    { return IOName::gaseousPhase(); }
 
    static std::string componentName(int compIdx = 0)
    { return Component::name(); }
 
    static std::string name()
    { return Component::name(); }
 
    static constexpr bool isMiscible()
    { return false; }
 
    static constexpr bool isGas(int phaseIdx = 0)
    { return true; }
 
    static constexpr bool isIdealMixture(int phaseIdx = 0)
    { return true; }
 
    static constexpr bool isCompressible(int phaseIdx = 0)
    { return Component::gasIsCompressible(); }
 
    static constexpr bool isIdealGas(int phaseIdx = 0)
    { return Component::gasIsIdeal(); }
 
    static Scalar molarMass(int compIdx = 0)
    {  return Component::molarMass(); }
 
    static Scalar criticalTemperature(int compIdx = 0)
    {  return Component::criticalTemperature(); }
 
    static Scalar criticalPressure(int compIdx = 0)
    {  return Component::criticalPressure(); }
 
    static Scalar tripleTemperature(int compIdx = 0)
    {  return Component::tripleTemperature(); }
 
    static Scalar triplePressure(int compIdx = 0)
    { return Component::triplePressure(); }
 
    static Scalar vaporPressure(Scalar T)
    { return Component::vaporPressure(T); }
 
    static Scalar density(Scalar temperature, Scalar pressure)
    {  return Component::gasDensity(temperature, pressure); }
 
    using Base::density;
    template <class FluidState>
    static Scalar density(const FluidState &fluidState,
                          const int phaseIdx)
    {
        return density(fluidState.temperature(phaseIdx),
                       fluidState.pressure(phaseIdx));
    }
 
    static Scalar molarDensity(Scalar temperature, Scalar pressure)
    { return Component::gasMolarDensity(temperature, pressure); }
 
    using Base::molarDensity;
    template <class FluidState>
    static Scalar molarDensity(const FluidState &fluidState,
                               const int phaseIdx)
    {
        return molarDensity(fluidState.temperature(phaseIdx),
                            fluidState.pressure(phaseIdx));
    }
 
    static Scalar pressure(Scalar temperature, Scalar density)
    {  return Component::gasPressure(temperature, density); }
 
    static const Scalar enthalpy(Scalar temperature, Scalar pressure)
    {  return Component::gasEnthalpy(temperature, pressure); }
 
    using Base::enthalpy;
    template <class FluidState>
    static Scalar enthalpy(const FluidState &fluidState,
                           const int phaseIdx)
    {
        return enthalpy(fluidState.temperature(phaseIdx),
                        fluidState.pressure(phaseIdx));
    }
 
    static const Scalar internalEnergy(Scalar temperature, Scalar pressure)
    { return Component::gasInternalEnergy(temperature, pressure); }
 
    static Scalar viscosity(Scalar temperature, Scalar pressure)
    {  return Component::gasViscosity(temperature, pressure); }
 
    using Base::viscosity;
    template <class FluidState>
    static Scalar viscosity(const FluidState &fluidState,
                            const int phaseIdx)
    {
        return viscosity(fluidState.temperature(phaseIdx),
                         fluidState.pressure(phaseIdx));
    }
 
    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, "Not applicable: Diffusion coefficients");
    }
 
    using Base::binaryDiffusionCoefficient;
    template <class FluidState>
    static Scalar binaryDiffusionCoefficient(const FluidState &fluidState,
                                             int phaseIdx,
                                             int compIIdx,
                                             int compJIdx)
 
    {
        DUNE_THROW(Dune::InvalidStateException, "Not applicable: Binary diffusion coefficients");
    }
 
    static Scalar thermalConductivity(Scalar temperature, Scalar pressure)
    { return Component::gasThermalConductivity(temperature, pressure); }
 
    using Base::thermalConductivity;
    template <class FluidState>
    static Scalar thermalConductivity(const FluidState &fluidState,
                                      const int phaseIdx)
    {
        return thermalConductivity(fluidState.temperature(phaseIdx),
                                   fluidState.pressure(phaseIdx));
    }
 
    static Scalar heatCapacity(Scalar temperature, Scalar pressure)
    { return Component::gasHeatCapacity(temperature, pressure); }
 
    using Base::heatCapacity;
    template <class FluidState>
    static Scalar heatCapacity(const FluidState &fluidState,
                               const int phaseIdx)
    {
        return heatCapacity(fluidState.temperature(phaseIdx),
                            fluidState.pressure(phaseIdx));
    }
};
 
} // namespace FluidSystems
} // namespace
 
#endif