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| 1 | // -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- | ||
| 2 | // vi: set et ts=4 sw=4 sts=4: | ||
| 3 | // | ||
| 4 | // SPDX-FileCopyrightText: Copyright © DuMux Project contributors, see AUTHORS.md in root folder | ||
| 5 | // SPDX-License-Identifier: GPL-3.0-or-later | ||
| 6 | // | ||
| 7 | /** | ||
| 8 | * \file | ||
| 9 | * \ingroup TracerTests | ||
| 10 | * \brief Definition of a problem for the tracer problem: | ||
| 11 | * Two tracers are diluted by diffusion and constant two-phase saturation field. | ||
| 12 | */ | ||
| 13 | |||
| 14 | #ifndef DUMUX_TRACER_MULTIPHASE_TEST_PROBLEM_HH | ||
| 15 | #define DUMUX_TRACER_MULTIPHASE_TEST_PROBLEM_HH | ||
| 16 | |||
| 17 | #include <dumux/common/properties.hh> | ||
| 18 | #include <dumux/common/parameters.hh> | ||
| 19 | |||
| 20 | #include <dumux/common/boundarytypes.hh> | ||
| 21 | #include <dumux/common/numeqvector.hh> | ||
| 22 | #include <dumux/porousmediumflow/problem.hh> | ||
| 23 | |||
| 24 | namespace Dumux { | ||
| 25 | |||
| 26 | /*! | ||
| 27 | * \ingroup TracerTests | ||
| 28 | * \brief A problem, where two tracers are diluted by diffusion and constant two-phase saturation field. | ||
| 29 | */ | ||
| 30 | template <class TypeTag> | ||
| 31 | 2 | class TracerTest : public PorousMediumFlowProblem<TypeTag> | |
| 32 | { | ||
| 33 | using ParentType = PorousMediumFlowProblem<TypeTag>; | ||
| 34 | |||
| 35 | using Scalar = GetPropType<TypeTag, Properties::Scalar>; | ||
| 36 | using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices; | ||
| 37 | using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>; | ||
| 38 | using GridView = typename GridGeometry::GridView; | ||
| 39 | using FVElementGeometry = typename GridGeometry::LocalView; | ||
| 40 | using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace; | ||
| 41 | using ElementVolumeVariables = typename GetPropType<TypeTag, Properties::GridVolumeVariables>::LocalView; | ||
| 42 | using BoundaryTypes = Dumux::BoundaryTypes<GetPropType<TypeTag, Properties::ModelTraits>::numEq()>; | ||
| 43 | using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>; | ||
| 44 | using NumEqVector = Dumux::NumEqVector<PrimaryVariables>; | ||
| 45 | using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>; | ||
| 46 | using SpatialParams = GetPropType<TypeTag, Properties::SpatialParams>; | ||
| 47 | |||
| 48 | //! property that defines whether mole or mass fractions are used | ||
| 49 | static constexpr bool useMoles = getPropValue<TypeTag, Properties::UseMoles>(); | ||
| 50 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 51 | using GlobalPosition = typename Element::Geometry::GlobalCoordinate; | ||
| 52 | |||
| 53 | public: | ||
| 54 | 2 | TracerTest(std::shared_ptr<const GridGeometry> gg) | |
| 55 |
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6 | : ParentType(gg) |
| 56 | { | ||
| 57 | // stating in the console whether mole or mass fractions are used | ||
| 58 | if(useMoles) | ||
| 59 | std::cout<<"problem uses mole fractions" << '\n'; | ||
| 60 | else | ||
| 61 |
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2 | std::cout<<"problem uses mass fractions" << '\n'; |
| 62 | 2 | } | |
| 63 | |||
| 64 | /*! | ||
| 65 | * \brief The boundary types | ||
| 66 | */ | ||
| 67 | 6974520 | BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const | |
| 68 | { | ||
| 69 |
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20923560 | BoundaryTypes values; |
| 70 | 6974520 | values.setAllNeumann(); | |
| 71 | |||
| 72 | // tracer is only present in water | ||
| 73 |
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6974520 | if (this->spatialParams().isWater(globalPos) && globalPos[0] < eps_) |
| 74 | 6974520 | values.setAllDirichlet(); | |
| 75 | |||
| 76 | 6974520 | return values; | |
| 77 | } | ||
| 78 | |||
| 79 | /*! | ||
| 80 | * \brief The Dirichlet values | ||
| 81 | */ | ||
| 82 |
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421680 | PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const |
| 83 | { | ||
| 84 |
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421680 | if (globalPos[0] < eps_) |
| 85 | 421680 | return PrimaryVariables({1e-8, 1e-8}); | |
| 86 | else | ||
| 87 | ✗ | return PrimaryVariables({0.0, 0.0}); | |
| 88 | } | ||
| 89 | |||
| 90 | /*! | ||
| 91 | * \brief Evaluate the boundary conditions for a neumann | ||
| 92 | * boundary segment. | ||
| 93 | * | ||
| 94 | * This is the method for the case where the Neumann condition is | ||
| 95 | * potentially solution dependent | ||
| 96 | * | ||
| 97 | * \param element The finite element | ||
| 98 | * \param fvGeometry The finite-volume geometry | ||
| 99 | * \param elemVolVars All volume variables for the element | ||
| 100 | * \param elemFluxVarsCache Flux variables caches for all faces in stencil | ||
| 101 | * \param scvf The sub control volume face | ||
| 102 | * | ||
| 103 | * Negative values mean influx. | ||
| 104 | * E.g. for the mass balance that would the mass flux in \f$ [ kg / (m^2 \cdot s)] \f$. | ||
| 105 | */ | ||
| 106 | template<class ElemFluxVarsCache> | ||
| 107 | 1080000 | NumEqVector neumann(const Element& element, | |
| 108 | const FVElementGeometry& fvGeometry, | ||
| 109 | const ElementVolumeVariables& elemVolVars, | ||
| 110 | const ElemFluxVarsCache& elemFluxVarsCache, | ||
| 111 | const SubControlVolumeFace& scvf) const | ||
| 112 | { | ||
| 113 |
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1080000 | NumEqVector values(0.0); |
| 114 |
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1080000 | const auto& globalPos = scvf.ipGlobal(); |
| 115 |
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1080000 | if (globalPos[0] > this->gridGeometry().bBoxMax()[0] - eps_) |
| 116 | { | ||
| 117 | 300000 | const auto& volVars = elemVolVars[scvf.insideScvIdx()]; | |
| 118 |
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300000 | values = NumEqVector({volVars.massFraction(0,0), volVars.massFraction(0,1)}); |
| 119 |
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1020000 | values *= volVars.density()*(this->spatialParams().velocity(scvf)*scvf.unitOuterNormal()); |
| 120 | } | ||
| 121 | 1080000 | return values; | |
| 122 | } | ||
| 123 | |||
| 124 | /*! | ||
| 125 | * \brief The initial values | ||
| 126 | */ | ||
| 127 | 5000 | PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const | |
| 128 | { | ||
| 129 | 5000 | return PrimaryVariables({0.0, 0.0}); | |
| 130 | } | ||
| 131 | private: | ||
| 132 | static constexpr Scalar eps_ = 1e-7; | ||
| 133 | }; | ||
| 134 | |||
| 135 | } // end namespace Dumux | ||
| 136 | |||
| 137 | #endif | ||
| 138 |