1p_2p/problem_darcy.hh

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#ifndef DUMUX_DARCY_SUBPROBLEM_HH
#define DUMUX_DARCY_SUBPROBLEM_HH
 
#include <dune/grid/yaspgrid.hh>
 
#include <dumux/discretization/cctpfa.hh>
 
#include <dumux/porousmediumflow/2p/model.hh>
#include <dumux/porousmediumflow/problem.hh>
 
#include "spatialparams.hh"
 
namespace Dumux {
template <class TypeTag>
class DarcySubProblem;
 
namespace Properties {
// Create new type tags
namespace TTag {
struct DarcyTwoP { using InheritsFrom = std::tuple<TwoP, CCTpfaModel>; };
} // end namespace TTag
 
// Set the problem property
template<class TypeTag>
struct Problem<TypeTag, TTag::DarcyTwoP> { using type = Dumux::DarcySubProblem<TypeTag>; };
 
// Set the grid type
#if ENABLE_3D
template<class TypeTag>
struct Grid<TypeTag, TTag::DarcyTwoP> { using type = Dune::YaspGrid<3>; };
#else
template<class TypeTag>
struct Grid<TypeTag, TTag::DarcyTwoP> { using type = Dune::YaspGrid<2>; };
#endif
 
template<class TypeTag>
struct UseMoles<TypeTag, TTag::DarcyTwoP> { static constexpr bool value = false; };
 
template<class TypeTag>
struct SpatialParams<TypeTag, TTag::DarcyTwoP>
{
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using type = ConservationSpatialParams<GridGeometry, Scalar>;
};

template<class TypeTag>
struct Formulation<TypeTag, TTag::DarcyTwoP>
{ static constexpr auto value = TwoPFormulation::p1s0; };
} // end namespace Properties
 
template <class TypeTag>
class DarcySubProblem : public PorousMediumFlowProblem<TypeTag>
{
    using ParentType = PorousMediumFlowProblem<TypeTag>;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using GridVariables = GetPropType<TypeTag, Properties::GridVariables>;
    using ElementVolumeVariables = typename GridVariables::GridVolumeVariables::LocalView;
    using ElementFluxVariablesCache = typename GridVariables::GridFluxVariablesCache::LocalView;
    using VolumeVariables = typename GridVariables::GridVolumeVariables::VolumeVariables;
 
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
    using SubControlVolume = typename FVElementGeometry::SubControlVolume;
    using SubControlVolumeFace = typename FVElementGeometry::SubControlVolumeFace;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
 
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
 
    // copy some indices for convenience
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    enum {
        // primary variable indices
        conti0EqIdx = Indices::conti0EqIdx,
        pressureIdx = Indices::pressureIdx,
        saturationIdx = Indices::saturationIdx,
    };
 
    using Element = typename GridView::template Codim<0>::Entity;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
 
    using CouplingManager = GetPropType<TypeTag, Properties::CouplingManager>;
 
public:
    DarcySubProblem(std::shared_ptr<const GridGeometry> gridGeometry,
                   std::shared_ptr<CouplingManager> couplingManager)
    : ParentType(gridGeometry, "Darcy"), eps_(1e-7), couplingManager_(couplingManager)
    {
        pressure_ = getParamFromGroup<Scalar>(this->paramGroup(), "Problem.Pressure");
        saturation_ = getParamFromGroup<Scalar>(this->paramGroup(), "Problem.Saturation");
        temperature_ = getParamFromGroup<Scalar>(this->paramGroup(), "Problem.Temperature");
        problemName_  =  getParam<std::string>("Vtk.OutputName") + "_" + getParamFromGroup<std::string>(this->paramGroup(), "Problem.Name");
    }

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

    // \{

    bool shouldWriteRestartFile() const
    { return false; }

    // \{
 
    bool shouldWriteOutput() const // define output
    { return true; }
 

    Scalar temperature() const
    { return temperature_; }
    // \}

    // \{

    BoundaryTypes boundaryTypes(const Element& element,
                                const SubControlVolumeFace& scvf) const
    {
        BoundaryTypes values;
 
        values.setAllNeumann(); // left/right wall
 
        if(onLowerBoundary_(scvf.center()))
            values.setAllDirichlet();
 
        if(couplingManager().isCoupledEntity(CouplingManager::darcyIdx, scvf))
            values.setAllCouplingNeumann();
 
        return values;
    }

    PrimaryVariables dirichlet(const Element &element, const SubControlVolumeFace &scvf) const
    {
        PrimaryVariables values(0.0);
        values = initial(element);
 
        return values;
    }

    NumEqVector neumann(const Element& element,
                        const FVElementGeometry& fvGeometry,
                        const ElementVolumeVariables& elemVolVars,
                        const ElementFluxVariablesCache& elemFluxVarsCache,
                        const SubControlVolumeFace& scvf) const
    {
        NumEqVector values(0.0);
 
        if(couplingManager().isCoupledEntity(CouplingManager::darcyIdx, scvf))
            values = couplingManager().couplingData().massCouplingCondition(element, fvGeometry, elemVolVars, scvf);
 
        return values;
    }
 
    // \}

    // \{
    NumEqVector source(const Element &element,
                       const FVElementGeometry& fvGeometry,
                       const ElementVolumeVariables& elemVolVars,
                       const SubControlVolume &scv) const
    { return NumEqVector(0.0); }
 
    // \}

    PrimaryVariables initial(const Element &element) const
    {
        PrimaryVariables values(0.0);
        values[pressureIdx] = pressure_;
        values[saturationIdx] = saturation_;
 
        return values;
    }
 
    // \}

    const CouplingManager& couplingManager() const
    { return *couplingManager_; }
 
private:
    bool onLeftBoundary_(const GlobalPosition &globalPos) const
    { return globalPos[0] < this->gridGeometry().bBoxMin()[0] + eps_; }
 
    bool onRightBoundary_(const GlobalPosition &globalPos) const
    { return globalPos[0] > this->gridGeometry().bBoxMax()[0] - eps_; }
 
    bool onLowerBoundary_(const GlobalPosition &globalPos) const
    { return globalPos[1] < this->gridGeometry().bBoxMin()[1] + eps_; }
 
    bool onUpperBoundary_(const GlobalPosition &globalPos) const
    { return globalPos[1] > this->gridGeometry().bBoxMax()[1] - eps_; }
 
    Scalar eps_;
    Scalar pressure_;
    Scalar saturation_;
    Scalar temperature_;
    std::string problemName_;
    std::shared_ptr<CouplingManager> couplingManager_;
};
} // end namespace Dumux
 
#endif //DUMUX_DARCY_SUBPROBLEM_HH