test/multidomain/boundary/darcydarcy/1p_2p/problem.hh

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#ifndef DUMUX_ONEP_SUB_TEST_PROBLEM_HH
#define DUMUX_ONEP_SUB_TEST_PROBLEM_HH
 
#include <dune/common/indices.hh>
#include <dumux/porousmediumflow/problem.hh>
#include "spatialparams.hh"
 
namespace Dumux {

template<class TypeTag, std::size_t tag>
class OnePTestProblem
: public PorousMediumFlowProblem<TypeTag>
{
    using ParentType = PorousMediumFlowProblem<TypeTag>;
    using CouplingManager = GetPropType<TypeTag, Properties::CouplingManager>;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using FVElementGeometry = typename GridGeometry::LocalView;
    using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace;
    using GridView = typename GridGeometry::GridView;
    using Element = typename GridView::template Codim<0>::Entity;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
    static constexpr int dimWorld = GridView::dimensionworld;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
    static constexpr auto domainIdx = Dune::index_constant<tag>{};
 
public:
    OnePTestProblem(std::shared_ptr<const GridGeometry> gridGeometry,
                    std::shared_ptr<CouplingManager> couplingManager,
                    const std::string& paramGroup = "")
    : ParentType(gridGeometry, paramGroup)
    , couplingManager_(couplingManager)
    {
        injectionRate_ = getParam<double>("Problem.InjectionRate");
        problemName_  =  getParam<std::string>("Vtk.OutputName") + "_" + getParamFromGroup<std::string>(paramGroup, "Problem.Name");
    }

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

    BoundaryTypes boundaryTypes(const Element &element,
                                const SubControlVolumeFace &scvf) const
    {
        BoundaryTypes values;
        values.setAllDirichlet();
 
        if (couplingManager_->isCoupled(domainIdx, scvf))
            values.setAllCouplingNeumann();
 
        return values;
    }

    template<class ElementVolumeVariables, class ElementFluxVarsCache>
    NumEqVector neumann(const Element& element,
                        const FVElementGeometry& fvGeometry,
                        const ElementVolumeVariables& elemVolVars,
                        const ElementFluxVarsCache& elemFluxVarsCache,
                        const SubControlVolumeFace& scvf) const
    {
        NumEqVector values(0.0);
        const auto bcTypes = boundaryTypes(element, scvf);
        if (bcTypes.hasCouplingNeumann())
            values[Indices::conti0EqIdx] = couplingManager_->advectiveFluxCoupling(domainIdx, element, fvGeometry, elemVolVars, scvf, FluidSystem::phase0Idx);
 
        return values;
    }

    PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const
    {
        PrimaryVariables values(0.0);
        values[Indices::pressureIdx] = 1.0e6;
        if (NumEqVector::dimension > 1)
            values[Indices::pressureIdx + 1] = 1e-10; // fully saturated
        return values;
    }

    template<class PointSource>
    void addPointSources(std::vector<PointSource>& pointSources) const
    {
        NumEqVector values(0.0);
        // if this is the 2p problem inject methane
        if (NumEqVector::dimension > 1)
            values[Indices::conti0EqIdx + 1] = injectionRate_; // kg/s
        pointSources.emplace_back(GlobalPosition(0.0), values);
    }

    Scalar temperature() const
    {
        return 283.15; // 10°C
    }

    PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
    { return dirichletAtPos(globalPos); }
 
 
private:
    Scalar injectionRate_;
    std::shared_ptr<CouplingManager> couplingManager_;
    static constexpr Scalar eps_ = 1e-7;
    std::string problemName_;
};
 
} // end namespace Dumux
 
#endif