test/freeflow/navierstokes/closedsystem/problem.hh

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#ifndef DUMUX_CLOSEDSYSTEM_TEST_PROBLEM_HH
#define DUMUX_CLOSEDSYSTEM_TEST_PROBLEM_HH
 
#include <dune/grid/yaspgrid.hh>
 
#include <dumux/material/fluidsystems/1pliquid.hh>
#include <dumux/material/components/constant.hh>
 
#include <dumux/freeflow/navierstokes/problem.hh>
#include <dumux/discretization/staggered/freeflow/properties.hh>
#include <dumux/freeflow/navierstokes/model.hh>
 
namespace Dumux {
template <class TypeTag>
class ClosedSystemTestProblem;
 
namespace Properties {
// Create new type tags
namespace TTag {
struct ClosedSystemTest { using InheritsFrom = std::tuple<NavierStokes, StaggeredFreeFlowModel>; };
} // end namespace TTag
 
// the fluid system
template<class TypeTag>
struct FluidSystem<TypeTag, TTag::ClosedSystemTest>
{
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using type = FluidSystems::OnePLiquid<Scalar, Components::Constant<1, Scalar> >;
};
 
// Set the grid type
template<class TypeTag>
struct Grid<TypeTag, TTag::ClosedSystemTest> { using type = Dune::YaspGrid<2>; };
 
// Set the problem property
template<class TypeTag>
struct Problem<TypeTag, TTag::ClosedSystemTest> { using type = Dumux::ClosedSystemTestProblem<TypeTag> ; };
 
template<class TypeTag>
struct EnableGridGeometryCache<TypeTag, TTag::ClosedSystemTest> { static constexpr bool value = true; };
 
template<class TypeTag>
struct EnableGridFluxVariablesCache<TypeTag, TTag::ClosedSystemTest> { static constexpr bool value = true; };
template<class TypeTag>
struct EnableGridVolumeVariablesCache<TypeTag, TTag::ClosedSystemTest> { static constexpr bool value = true; };
} // end namespace Properties
 
template <class TypeTag>
class ClosedSystemTestProblem : public NavierStokesProblem<TypeTag>
{
    using ParentType = NavierStokesProblem<TypeTag>;
 
    using BoundaryTypes = GetPropType<TypeTag, Properties::BoundaryTypes>;
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using FVElementGeometry = typename GridGeometry::LocalView;
    using SubControlVolume = typename GridGeometry::SubControlVolume;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using NumEqVector = GetPropType<TypeTag, Properties::NumEqVector>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
 
    static constexpr auto dimWorld = GetPropType<TypeTag, Properties::GridView>::dimensionworld;
    using Element = typename GridGeometry::GridView::template Codim<0>::Entity;
    using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
 
public:
    ClosedSystemTestProblem(std::shared_ptr<const GridGeometry> gridGeometry)
    : ParentType(gridGeometry), eps_(1e-6)
    {
        lidVelocity_ = getParam<Scalar>("Problem.LidVelocity");
    }
 
    // \{
 
 
    bool shouldWriteRestartFile() const
    {
        return false;
    }
 
    Scalar temperature() const
    { return 273.15 + 10; } // 10C
 
    NumEqVector sourceAtPos(const GlobalPosition &globalPos) const
    {
        return NumEqVector(0.0);
    }
    // \}
    // \{
 
    BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const
    {
        BoundaryTypes values;
 
        // set Dirichlet values for the velocity everywhere
        values.setDirichlet(Indices::velocityXIdx);
        values.setDirichlet(Indices::velocityYIdx);
 
        return values;
    }
 
    bool isDirichletCell(const Element& element,
                         const FVElementGeometry& fvGeometry,
                         const SubControlVolume& scv,
                         int pvIdx) const
    {
        auto isLowerLeftCell = [&](const SubControlVolume& scv)
        { return scv.dofIndex() == 0; };
 
        // set a fixed pressure in one cell
        return (isLowerLeftCell(scv) && pvIdx == Indices::pressureIdx);
    }
 
    PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const
    {
        PrimaryVariables values;
        values[Indices::pressureIdx] = 1.1e+5;
        values[Indices::velocityXIdx] = 0.0;
        values[Indices::velocityYIdx] = 0.0;
 
        if(globalPos[1] > this->gridGeometry().bBoxMax()[1] - eps_)
            values[Indices::velocityXIdx] = lidVelocity_;
 
        return values;
    }
 
    PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
    {
        PrimaryVariables values;
        values[Indices::pressureIdx] = 1.0e+5;
        values[Indices::velocityXIdx] = 0.0;
        values[Indices::velocityYIdx] = 0.0;
 
        return values;
    }
 
    // \}
 
private:
 
    Scalar eps_;
    Scalar lidVelocity_;
};
} // end namespace Dumux
 
#endif