test/porousmediumflow/2p2c/implicit/injection/problem.hh

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#ifndef DUMUX_INJECTION_PROBLEM_HH
#define DUMUX_INJECTION_PROBLEM_HH
 
#include <dune/grid/yaspgrid.hh>
 
#include <dumux/discretization/cellcentered/mpfa/omethod/staticinteractionvolume.hh>
#include <dumux/discretization/ccmpfa.hh>
#include <dumux/discretization/cctpfa.hh>
#include <dumux/discretization/box.hh>
 
#include <dumux/porousmediumflow/problem.hh>
#include <dumux/porousmediumflow/2p2c/model.hh>
#include <dumux/material/fluidsystems/h2on2.hh>
 
#include "spatialparams.hh"
 
namespace Dumux {
 
#ifndef ENABLECACHING
#define ENABLECACHING 0
#endif
 
template <class TypeTag>
class InjectionProblem;
 
namespace Properties {
// Create new type tags
namespace TTag {
struct Injection { using InheritsFrom = std::tuple<TwoPTwoC>; };
struct InjectionBox { using InheritsFrom = std::tuple<Injection, BoxModel>; };
struct InjectionCCTpfa { using InheritsFrom = std::tuple<Injection, CCTpfaModel>; };
struct InjectionCCMpfa { using InheritsFrom = std::tuple<Injection, CCMpfaModel>; };
} // end namespace TTag
 
// Set the grid type
template<class TypeTag>
struct Grid<TypeTag, TTag::Injection> { using type = Dune::YaspGrid<2>; };
 
// Set the problem property
template<class TypeTag>
struct Problem<TypeTag, TTag::Injection> { using type = InjectionProblem<TypeTag>; };
 
// Set fluid configuration
template<class TypeTag>
struct FluidSystem<TypeTag, TTag::Injection>
{
    using type = FluidSystems::H2ON2<GetPropType<TypeTag, Properties::Scalar>,
                                     FluidSystems::H2ON2DefaultPolicy</*fastButSimplifiedRelations=*/true>>;
};
 
// Set the spatial parameters
template<class TypeTag>
struct SpatialParams<TypeTag, TTag::Injection>
{
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using type = InjectionSpatialParams<GridGeometry, Scalar>;
};
 
// Define whether mole(true) or mass (false) fractions are used
template<class TypeTag>
struct UseMoles<TypeTag, TTag::Injection> { static constexpr bool value = true; };
 
// Enable caching or not (reference solutions created without caching)
template<class TypeTag>
struct EnableGridGeometryCache<TypeTag, TTag::Injection> { static constexpr bool value = ENABLECACHING; };
template<class TypeTag>
struct EnableGridVolumeVariablesCache<TypeTag, TTag::Injection> { static constexpr bool value = ENABLECACHING; };
template<class TypeTag>
struct EnableGridFluxVariablesCache<TypeTag, TTag::Injection> { static constexpr bool value = ENABLECACHING; };
 
// use the static interaction volume around interior vertices in the mpfa test
template<class TypeTag>
struct PrimaryInteractionVolume<TypeTag, TTag::InjectionCCMpfa>
{
private:
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using NodalIndexSet = GetPropType<TypeTag, Properties::DualGridNodalIndexSet>;
 
    // structured two-d grid
    static constexpr int numIvScvs = 4;
    static constexpr int numIvScvfs = 4;
 
    // use the default traits
    using Traits = CCMpfaODefaultStaticInteractionVolumeTraits< NodalIndexSet, Scalar, numIvScvs, numIvScvfs >;
public:
    using type = CCMpfaOStaticInteractionVolume< Traits >;
};
} // end namespace Properties
 
template <class TypeTag>
class InjectionProblem : public PorousMediumFlowProblem<TypeTag>
{
    using ParentType = PorousMediumFlowProblem<TypeTag>;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
 
    using ModelTraits = GetPropType<TypeTag, Properties::ModelTraits>;
    using Indices = typename ModelTraits::Indices;
 
    // primary variable indices
    enum
    {
        pressureIdx = Indices::pressureIdx,
        switchIdx = Indices::switchIdx
    };
 
    // phase presence
    enum { wPhaseOnly = Indices::firstPhaseOnly };
 
    // equation indices
    enum
    {
        contiH2OEqIdx = Indices::conti0EqIdx + FluidSystem::H2OIdx,
        contiN2EqIdx = Indices::conti0EqIdx + FluidSystem::N2Idx,
    };
 
    // phase indices
    enum
    {
        gasPhaseIdx = FluidSystem::N2Idx,
        H2OIdx = FluidSystem::H2OIdx,
        N2Idx = FluidSystem::N2Idx
    };
 
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using GridVariables = GetPropType<TypeTag, Properties::GridVariables>;
    using ElementVolumeVariables = typename GridVariables::GridVolumeVariables::LocalView;
    using ElementFluxVariablesCache = typename GridVariables::GridFluxVariablesCache::LocalView;
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using Element = typename GridView::template Codim<0>::Entity;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
    using SubControlVolumeFace = typename FVElementGeometry::SubControlVolumeFace;
 
    static constexpr bool useMoles = ModelTraits::useMoles();
 
public:
    InjectionProblem(std::shared_ptr<const GridGeometry> gridGeometry)
    : ParentType(gridGeometry)
    {
        nTemperature_       = getParam<int>("Problem.NTemperature");
        nPressure_          = getParam<int>("Problem.NPressure");
        pressureLow_        = getParam<Scalar>("Problem.PressureLow");
        pressureHigh_       = getParam<Scalar>("Problem.PressureHigh");
        temperatureLow_     = getParam<Scalar>("Problem.TemperatureLow");
        temperatureHigh_    = getParam<Scalar>("Problem.TemperatureHigh");
        temperature_        = getParam<Scalar>("Problem.InitialTemperature");
        depthBOR_           = getParam<Scalar>("Problem.DepthBOR");
        name_               = getParam<std::string>("Problem.Name");
 
        // initialize the tables of the fluid system
        FluidSystem::init(/*Tmin=*/temperatureLow_,
                          /*Tmax=*/temperatureHigh_,
                          /*nT=*/nTemperature_,
                          /*pmin=*/pressureLow_,
                          /*pmax=*/pressureHigh_,
                          /*np=*/nPressure_);
 
        // stating in the console whether mole or mass fractions are used
        if(useMoles)
            std::cout<<"problem uses mole-fractions"<<std::endl;
        else
            std::cout<<"problem uses mass-fractions"<<std::endl;
    }
 
    // \{
 
    const std::string& name() const
    { return name_; }
 
    Scalar temperature() const
    { return temperature_; }
 
    // \}
 
    // \{
 
    BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const
    {
        BoundaryTypes bcTypes;
        if (globalPos[0] < eps_)
            bcTypes.setAllDirichlet();
        else
            bcTypes.setAllNeumann();
        return bcTypes;
    }
 
    PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const
    {
        return initial_(globalPos);
    }
 
    NumEqVector neumann(const Element& element,
                        const FVElementGeometry& fvGeometry,
                        const ElementVolumeVariables& elemVolVars,
                        const ElementFluxVariablesCache& elemFluxVarsCache,
                        const SubControlVolumeFace& scvf) const
    {
        NumEqVector values(0.0);
 
        const auto& globalPos = scvf.ipGlobal();
 
        Scalar injectedPhaseMass = 1e-3;
        Scalar moleFracW = elemVolVars[scvf.insideScvIdx()].moleFraction(gasPhaseIdx, H2OIdx);
        if (globalPos[1] < 14 - eps_ && globalPos[1] > 6.5 - eps_)
        {
            values[contiN2EqIdx] = -(1-moleFracW)*injectedPhaseMass/FluidSystem::molarMass(N2Idx); //mole/(m^2*s) -> kg/(s*m^2)
            values[contiH2OEqIdx] = -moleFracW*injectedPhaseMass/FluidSystem::molarMass(H2OIdx); //mole/(m^2*s) -> kg/(s*m^2)
        }
        return values;
    }
 
    // \}
 
    // \{
 
    PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
    { return initial_(globalPos); }
 
    // \}
 
private:
    PrimaryVariables initial_(const GlobalPosition &globalPos) const
    {
        PrimaryVariables priVars(0.0);
        priVars.setState(wPhaseOnly);
 
        Scalar densityW = FluidSystem::H2O::liquidDensity(temperature_, 1e5);
 
        Scalar pl = 1e5 - densityW*this->spatialParams().gravity(globalPos)[1]*(depthBOR_ - globalPos[1]);
        Scalar moleFracLiquidN2 = pl*0.95/BinaryCoeff::H2O_N2::henry(temperature_);
        Scalar moleFracLiquidH2O = 1.0 - moleFracLiquidN2;
 
        Scalar meanM =
            FluidSystem::molarMass(H2OIdx)*moleFracLiquidH2O +
            FluidSystem::molarMass(N2Idx)*moleFracLiquidN2;
        if(useMoles)
        {
            //mole-fraction formulation
            priVars[switchIdx] = moleFracLiquidN2;
        }
        else
        {
            //mass fraction formulation
            Scalar massFracLiquidN2 = moleFracLiquidN2*FluidSystem::molarMass(N2Idx)/meanM;
            priVars[switchIdx] = massFracLiquidN2;
        }
        priVars[pressureIdx] = pl;
        return priVars;
    }
 
    Scalar temperature_;
    Scalar depthBOR_;
    static constexpr Scalar eps_ = 1e-6;
 
    int nTemperature_;
    int nPressure_;
    Scalar pressureLow_, pressureHigh_;
    Scalar temperatureLow_, temperatureHigh_;
 
    std::string name_;
};
 
} // end namespace Dumux
 
#endif