test/porousmediumflow/richards/implicit/lens/problem.hh

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#ifndef DUMUX_RICHARDS_LENSPROBLEM_HH
#define DUMUX_RICHARDS_LENSPROBLEM_HH
 
#include <dune/grid/yaspgrid.hh>
#if HAVE_DUNE_ALUGRID
#include <dune/alugrid/grid.hh>
#endif
#if HAVE_UG
#include <dune/grid/uggrid.hh>
#endif
 
#include <dumux/discretization/cctpfa.hh>
#include <dumux/discretization/box.hh>
#include <dumux/porousmediumflow/problem.hh>
 
#include <dumux/porousmediumflow/richards/model.hh>
#include <dumux/material/components/simpleh2o.hh>
#include <dumux/material/fluidsystems/1pliquid.hh>
 
#include "spatialparams.hh"
 
namespace Dumux {
 
template <class TypeTag>
class RichardsLensProblem;
 
// Specify the properties for the lens problem
namespace Properties {
// Create new type tags
namespace TTag {
struct RichardsLens { using InheritsFrom = std::tuple<Richards>; };
struct RichardsLensBox { using InheritsFrom = std::tuple<RichardsLens, BoxModel>; };
struct RichardsLensCC { using InheritsFrom = std::tuple<RichardsLens, CCTpfaModel>; };
} // end namespace TTag
 
#ifndef GRIDTYPE
// Use 2d YaspGrid
template<class TypeTag>
struct Grid<TypeTag, TTag::RichardsLens> { using type = Dune::YaspGrid<2>; };
#else
// Use GRIDTYPE from CMakeLists.txt
template<class TypeTag>
struct Grid<TypeTag, TTag::RichardsLens> { using type = GRIDTYPE; };
#endif
 
// Set the physical problem to be solved
template<class TypeTag>
struct Problem<TypeTag, TTag::RichardsLens> { using type = RichardsLensProblem<TypeTag>; };
 
// Set the spatial parameters
template<class TypeTag>
struct SpatialParams<TypeTag, TTag::RichardsLens>
{
    using type = RichardsLensSpatialParams<GetPropType<TypeTag, Properties::GridGeometry>,
                                           GetPropType<TypeTag, Properties::Scalar>>;
};
} // end namespace Dumux
 
template <class TypeTag>
class RichardsLensProblem : public PorousMediumFlowProblem<TypeTag>
{
    using ParentType = PorousMediumFlowProblem<TypeTag>;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    enum {
        // copy some indices for convenience
        pressureIdx = Indices::pressureIdx,
        conti0EqIdx = Indices::conti0EqIdx,
        bothPhases = Indices::bothPhases,
 
        // world dimension
        dimWorld = GridView::dimensionworld
    };
    using Element = typename GridView::template Codim<0>::Entity;
 
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
 
public:
    RichardsLensProblem(std::shared_ptr<const GridGeometry> gridGeometry)
    : ParentType(gridGeometry)
    {
        name_ = getParam<std::string>("Problem.Name");
    }
 
    // \{
 
    const std::string& name() const
    { return name_; }
 
    Scalar temperature() const
    { return 273.15 + 10; }; // -> 10°C
 
    Scalar nonWettingReferencePressure() const
    { return 1.0e5; };
 
    // \}
 
    // \{
 
    BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const
    {
        BoundaryTypes bcTypes;
        if (onLeftBoundary_(globalPos) || onRightBoundary_(globalPos))
            bcTypes.setAllDirichlet();
        else
            bcTypes.setAllNeumann();
        return bcTypes;
    }
 
    PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const
    {
        return initial_(globalPos);
    }
 
    NumEqVector neumannAtPos(const GlobalPosition &globalPos) const
    {
        NumEqVector values(0.0);
        if (onInlet_(globalPos))
            values[conti0EqIdx] = -0.04; // kg/(m*s)
        return values;
    }
 
    // \{
 
    PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
    { return initial_(globalPos); };
 
    // \}
 
private:
    PrimaryVariables initial_(const GlobalPosition &globalPos) const
    {
        PrimaryVariables values(0.0);
        const Scalar sw = 0.0;
        using MaterialLaw = typename ParentType::SpatialParams::MaterialLaw;
        const Scalar pc = MaterialLaw::pc(this->spatialParams().materialLawParamsAtPos(globalPos), sw);
        values[pressureIdx] = nonWettingReferencePressure() - pc;
        values.setState(bothPhases);
        return values;
    }
 
    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_;
    }
 
    bool onInlet_(const GlobalPosition &globalPos) const
    {
        Scalar width = this->gridGeometry().bBoxMax()[0] - this->gridGeometry().bBoxMin()[0];
        Scalar lambda = (this->gridGeometry().bBoxMax()[0] - globalPos[0])/width;
        return onUpperBoundary_(globalPos) && 0.5 < lambda + eps_ && lambda < 2.0/3.0 + eps_;
    }
 
    static constexpr Scalar eps_ = 1.5e-7;
 
    GlobalPosition lensLowerLeft_;
    GlobalPosition lensUpperRight_;
    std::string name_;
};
 
} // end namespace Dumux
 
#endif