problem_tracer_bulk.hh

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#ifndef DUMUX_TEST_TPFAFACETCOUPLING_TRACER_BULK_PROBLEM_HH
#define DUMUX_TEST_TPFAFACETCOUPLING_TRACER_BULK_PROBLEM_HH
 
#include <dune/alugrid/grid.hh>
 
#include <dumux/multidomain/facet/box/properties.hh>
#include <dumux/multidomain/facet/cellcentered/tpfa/properties.hh>
#include <dumux/multidomain/facet/cellcentered/mpfa/properties.hh>
 
#include <dumux/porousmediumflow/tracer/model.hh>
#include <dumux/porousmediumflow/problem.hh>
 
#include <dumux/material/fluidsystems/base.hh>
 
#include "spatialparams_tracer.hh"
#include "tracerfluidsystem.hh"
#include "tracermodeltraits.hh"
 
namespace Dumux {
 
template <class TypeTag>
class TracerBulkProblem;
 
namespace Properties {
// Create new type tags
namespace TTag {
struct TracerTestBulk { using InheritsFrom = std::tuple<Tracer>; };
 
// define the type tags
struct TracerBulkTpfa { using InheritsFrom = std::tuple<CCTpfaFacetCouplingModel, TracerTestBulk>; };
struct TracerBulkMpfa { using InheritsFrom = std::tuple<CCMpfaFacetCouplingModel, TracerTestBulk>; };
struct TracerBulkBox { using InheritsFrom = std::tuple<BoxFacetCouplingModel, TracerTestBulk>; };
} // end namespace TTag
 
// Set the grid type
template<class TypeTag>
struct Grid<TypeTag, TTag::TracerTestBulk> { using type = Dune::ALUGrid<2, 2, Dune::simplex, Dune::conforming>; };

template<class TypeTag>
struct AdvectionType<TypeTag, TTag::TracerBulkTpfa> { using type = StationaryVelocityField<GetPropType<TypeTag, Properties::Scalar>>; };
template<class TypeTag>
struct AdvectionType<TypeTag, TTag::TracerBulkBox> { using type = StationaryVelocityField<GetPropType<TypeTag, Properties::Scalar>>; };
 
// Set the problem property
template<class TypeTag>
struct Problem<TypeTag, TTag::TracerTestBulk> { using type = TracerBulkProblem<TypeTag>; };
 
// Set the spatial parameters
template<class TypeTag>
struct SpatialParams<TypeTag, TTag::TracerTestBulk>
{
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using type = TracerSpatialParams<GridGeometry, Scalar>;
};
 
// Define whether mole(true) or mass (false) fractions are used
template<class TypeTag>
struct UseMoles<TypeTag, TTag::TracerTestBulk> { static constexpr bool value = false; };

template<class TypeTag>
struct ModelTraits<TypeTag, TTag::TracerTestBulk>
{
private:
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
public:
    using type = TracerTestModelTraits<FluidSystem::numComponents, getPropValue<TypeTag, Properties::UseMoles>()>;
};
 
// use the test-specific fluid system
template<class TypeTag>
struct FluidSystem<TypeTag, TTag::TracerTestBulk> { using type = TracerFluidSystem<TypeTag>; };
} // end namespace Properties
 

template <class TypeTag>
class TracerBulkProblem : public PorousMediumFlowProblem<TypeTag>
{
    using ParentType = PorousMediumFlowProblem<TypeTag>;
 
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace;
    using FVElementGeometry = typename GridGeometry::LocalView;
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
    using CouplingManager = GetPropType<TypeTag, Properties::CouplingManager>;

    static constexpr bool useMoles = getPropValue<TypeTag, Properties::UseMoles>();
 
    using Element = typename GridGeometry::GridView::template Codim<0>::Entity;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
 
public:
    using typename ParentType::SpatialParams;
 
    TracerBulkProblem(std::shared_ptr<const GridGeometry> gridGeometry,
                      std::shared_ptr<SpatialParams> spatialParams,
                      std::shared_ptr<CouplingManager> couplingManager,
                      const std::string& paramGroup = "")
    : ParentType(gridGeometry, spatialParams, paramGroup)
    , couplingManagerPtr_(couplingManager)
    , initialMassFraction_(getParamFromGroup<Scalar>(paramGroup, "Problem.ContaminationMassFraction"))
    {
        // stating in the console whether mole or mass fractions are used
        const auto problemName = getParamFromGroup<std::string>(this->paramGroup(), "Problem.Name");
        std::cout<< "problem " << problemName << " uses " << (useMoles ? "mole" : "mass") << " fractions" << '\n';
        problemName_  =  getParamFromGroup<std::string>(this->paramGroup(), "Vtk.OutputName") + "_" + problemName;
    }

    const std::string& name() const
    { return problemName_; }

    BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const
    {
        BoundaryTypes values;
        values.setAllNeumann();
        return values;
    }

    BoundaryTypes interiorBoundaryTypes(const Element& element, const SubControlVolumeFace& scvf) const
    {
        BoundaryTypes values;
        values.setAllNeumann();
        return values;
    }

    PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
    {
        if (isInContaminatedRegion_(globalPos))
            return PrimaryVariables(initialMassFraction_);
        return PrimaryVariables(0.0);
    }

    template<class ElementVolumeVariables, class ElementFluxVarsCache>
    NumEqVector neumann(const Element& element,
                        const FVElementGeometry& fvGeometry,
                        const ElementVolumeVariables& elemVolVars,
                        const ElementFluxVarsCache& elemFluxVarsCache,
                        const SubControlVolumeFace& scvf) const
    {
        // get the volume flux on this segment
        const auto flux = this->spatialParams().volumeFlux(element, fvGeometry, elemVolVars, scvf);
        if (flux > 0.0)
        {
            const auto& insideVolVars = elemVolVars[fvGeometry.scv(scvf.insideScvIdx())];
            const auto tracerFlux = insideVolVars.massFraction(/*phaseIdx*/0, /*compIdx*/0)*flux;
            return NumEqVector(tracerFlux);
        }
 
        return NumEqVector(0.0);
    }

    const CouplingManager& couplingManager() const
    { return *couplingManagerPtr_; }
 
private:
    bool isInContaminatedRegion_(const GlobalPosition& globalPos) const
    {
        return globalPos[0] > 0.75 && globalPos[0] < 1.3
               && globalPos[1] > 5.3 && globalPos[1] < 5.8;
    }
 
    std::shared_ptr<CouplingManager> couplingManagerPtr_;
    Scalar initialMassFraction_;
    std::string problemName_;
};
 
} // end namespace Dumux
 
#endif