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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 BoundaryTests | ||
| 10 | * \brief A simple Darcy test problem (cell-centered finite volume method). | ||
| 11 | */ | ||
| 12 | |||
| 13 | #ifndef DUMUX_DARCY_SUBPROBLEM_HH | ||
| 14 | #define DUMUX_DARCY_SUBPROBLEM_HH | ||
| 15 | |||
| 16 | #include <dumux/common/boundarytypes.hh> | ||
| 17 | #include <dumux/common/properties.hh> | ||
| 18 | #include <dumux/common/parameters.hh> | ||
| 19 | #include <dumux/common/numeqvector.hh> | ||
| 20 | #include <dumux/common/timeloop.hh> | ||
| 21 | #include <dumux/porousmediumflow/problem.hh> | ||
| 22 | |||
| 23 | namespace Dumux { | ||
| 24 | |||
| 25 | template <class TypeTag> | ||
| 26 | class DarcySubProblem : public PorousMediumFlowProblem<TypeTag> | ||
| 27 | { | ||
| 28 | using ParentType = PorousMediumFlowProblem<TypeTag>; | ||
| 29 | using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>; | ||
| 30 | using GridView = typename GridGeometry::GridView; | ||
| 31 | using Scalar = GetPropType<TypeTag, Properties::Scalar>; | ||
| 32 | using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>; | ||
| 33 | using NumEqVector = Dumux::NumEqVector<PrimaryVariables>; | ||
| 34 | using BoundaryTypes = Dumux::BoundaryTypes<GetPropType<TypeTag, Properties::ModelTraits>::numEq()>; | ||
| 35 | using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView; | ||
| 36 | using SubControlVolume = typename FVElementGeometry::SubControlVolume; | ||
| 37 | using SubControlVolumeFace = typename FVElementGeometry::SubControlVolumeFace; | ||
| 38 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 39 | using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices; | ||
| 40 | |||
| 41 | using GlobalPosition = typename Element::Geometry::GlobalCoordinate; | ||
| 42 | |||
| 43 | using CouplingManager = GetPropType<TypeTag, Properties::CouplingManager>; | ||
| 44 | using TimeLoopPtr = std::shared_ptr<TimeLoop<Scalar>>; | ||
| 45 | |||
| 46 | public: | ||
| 47 | 3 | DarcySubProblem(std::shared_ptr<const GridGeometry> gridGeometry, | |
| 48 | std::shared_ptr<CouplingManager> couplingManager) | ||
| 49 |
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9 | : ParentType(gridGeometry, "Darcy"), eps_(1e-7), couplingManager_(couplingManager) |
| 50 | { | ||
| 51 |
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6 | problemName_ = getParam<std::string>("Vtk.OutputName") + "_" + getParamFromGroup<std::string>(this->paramGroup(), "Problem.Name"); |
| 52 | |||
| 53 | // determine whether to simulate a vertical or horizontal flow configuration | ||
| 54 | 3 | verticalFlow_ = problemName_.find("vertical") != std::string::npos; | |
| 55 | 3 | } | |
| 56 | |||
| 57 | /*! | ||
| 58 | * \brief The problem name. | ||
| 59 | */ | ||
| 60 | 3 | const std::string& name() const | |
| 61 | { | ||
| 62 |
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3 | return problemName_; |
| 63 | } | ||
| 64 | |||
| 65 | /*! | ||
| 66 | * \name Boundary conditions | ||
| 67 | */ | ||
| 68 | // \{ | ||
| 69 | |||
| 70 | /*! | ||
| 71 | * \brief Specifies which kind of boundary condition should be | ||
| 72 | * used for which equation on a given boundary control volume. | ||
| 73 | * | ||
| 74 | * \param element The element | ||
| 75 | * \param scvf The boundary sub control volume face | ||
| 76 | */ | ||
| 77 | 70200 | BoundaryTypes boundaryTypes(const Element& element, const SubControlVolumeFace& scvf) const | |
| 78 | { | ||
| 79 |
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210600 | BoundaryTypes values; |
| 80 | 70200 | values.setAllNeumann(); | |
| 81 | |||
| 82 |
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70200 | if (couplingManager().isCoupledEntity(CouplingManager::darcyIdx, scvf)) |
| 83 | 70200 | values.setAllCouplingNeumann(); | |
| 84 | |||
| 85 |
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70200 | if (verticalFlow_) |
| 86 | { | ||
| 87 | 47960 | if (onLowerBoundary_(scvf.center())) | |
| 88 | 70200 | values.setAllDirichlet(); | |
| 89 | } | ||
| 90 | |||
| 91 | 70200 | return values; | |
| 92 | } | ||
| 93 | |||
| 94 | /*! | ||
| 95 | * \brief Evaluates the boundary conditions for a Dirichlet control volume. | ||
| 96 | * | ||
| 97 | * \param element The element for which the Dirichlet boundary condition is set | ||
| 98 | * \param scvf The boundary subcontrolvolumeface | ||
| 99 | * | ||
| 100 | */ | ||
| 101 | 2540 | PrimaryVariables dirichlet(const Element &element, const SubControlVolumeFace &scvf) const | |
| 102 | { | ||
| 103 |
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2540 | PrimaryVariables values(0.0); |
| 104 | 2540 | values = initial(element); | |
| 105 | |||
| 106 |
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2540 | if (verticalFlow_) |
| 107 | { | ||
| 108 | // Check if this a pure diffusion problem. | ||
| 109 |
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2540 | static const bool isDiffusionProblem = problemName_.find("diffusion") != std::string::npos; |
| 110 | |||
| 111 | 2540 | Scalar bottomMoleFraction = 0.0; | |
| 112 | |||
| 113 |
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2540 | if (isDiffusionProblem) |
| 114 | { | ||
| 115 | // For the diffusion problem, change the top mole fraction after some time | ||
| 116 | // in order to revert the concentration gradient. | ||
| 117 |
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260 | if (time() >= 1e10) |
| 118 |
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2540 | bottomMoleFraction = 1e-3; |
| 119 | } | ||
| 120 | |||
| 121 | 2540 | if(onLowerBoundary_(scvf.center())) | |
| 122 | 2540 | values[Indices::conti0EqIdx + 1] = bottomMoleFraction; | |
| 123 | } | ||
| 124 | |||
| 125 | 2540 | return values; | |
| 126 | } | ||
| 127 | |||
| 128 | /*! | ||
| 129 | * \brief Evaluates the boundary conditions for a Neumann control volume. | ||
| 130 | * | ||
| 131 | * \param element The element for which the Neumann boundary condition is set | ||
| 132 | * \param fvGeometry The fvGeometry | ||
| 133 | * \param elemVolVars The element volume variables | ||
| 134 | * \param elemFluxVarsCache Flux variables caches for all faces in stencil | ||
| 135 | * \param scvf The boundary sub control volume face | ||
| 136 | * | ||
| 137 | * For this method, the \a values variable stores primary variables. | ||
| 138 | */ | ||
| 139 | template<class ElementVolumeVariables, class ElementFluxVarsCache> | ||
| 140 | 44460 | NumEqVector neumann(const Element& element, | |
| 141 | const FVElementGeometry& fvGeometry, | ||
| 142 | const ElementVolumeVariables& elemVolVars, | ||
| 143 | const ElementFluxVarsCache& elemFluxVarsCache, | ||
| 144 | const SubControlVolumeFace& scvf) const | ||
| 145 | { | ||
| 146 | 44460 | NumEqVector values(0.0); | |
| 147 | |||
| 148 |
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44460 | if (couplingManager().isCoupledEntity(CouplingManager::darcyIdx, scvf)) |
| 149 | 22240 | values = couplingManager().couplingData().massCouplingCondition(element, fvGeometry, elemVolVars, scvf); | |
| 150 | |||
| 151 | 44460 | return values; | |
| 152 | } | ||
| 153 | |||
| 154 | // \} | ||
| 155 | |||
| 156 | /*! | ||
| 157 | * \name Volume terms | ||
| 158 | */ | ||
| 159 | // \{ | ||
| 160 | /*! | ||
| 161 | * \brief Evaluates the source term for all phases within a given | ||
| 162 | * sub control volume. | ||
| 163 | * | ||
| 164 | * \param element The element for which the source term is set | ||
| 165 | * \param fvGeometry The fvGeometry | ||
| 166 | * \param elemVolVars The element volume variables | ||
| 167 | * \param scv The sub control volume | ||
| 168 | */ | ||
| 169 | template<class ElementVolumeVariables> | ||
| 170 | 171600 | NumEqVector source(const Element &element, | |
| 171 | const FVElementGeometry& fvGeometry, | ||
| 172 | const ElementVolumeVariables& elemVolVars, | ||
| 173 | const SubControlVolume &scv) const | ||
| 174 | 343200 | { return NumEqVector(0.0); } | |
| 175 | |||
| 176 | // \} | ||
| 177 | |||
| 178 | /*! | ||
| 179 | * \brief Evaluates the initial value for a control volume. | ||
| 180 | * | ||
| 181 | * \param element The element | ||
| 182 | * | ||
| 183 | * For this method, the \a priVars parameter stores primary | ||
| 184 | * variables. | ||
| 185 | */ | ||
| 186 | PrimaryVariables initial(const Element &element) const | ||
| 187 | { | ||
| 188 | PrimaryVariables values(0.0); | ||
| 189 | values[Indices::pressureIdx] = 1e5; | ||
| 190 | |||
| 191 | return values; | ||
| 192 | } | ||
| 193 | |||
| 194 | // \} | ||
| 195 | |||
| 196 | //! Get the coupling manager | ||
| 197 | 114660 | const CouplingManager& couplingManager() const | |
| 198 |
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114660 | { return *couplingManager_; } |
| 199 | |||
| 200 | /*! | ||
| 201 | * \brief Sets the time loop pointer. | ||
| 202 | */ | ||
| 203 | 3 | void setTimeLoop(TimeLoopPtr timeLoop) | |
| 204 |
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3 | { timeLoop_ = timeLoop; } |
| 205 | |||
| 206 | /*! | ||
| 207 | * \brief Returns the time. | ||
| 208 | */ | ||
| 209 | 260 | Scalar time() const | |
| 210 |
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260 | { return timeLoop_->time(); } |
| 211 | |||
| 212 | private: | ||
| 213 | bool onLeftBoundary_(const GlobalPosition &globalPos) const | ||
| 214 | { return globalPos[0] < this->gridGeometry().bBoxMin()[0] + eps_; } | ||
| 215 | |||
| 216 | bool onRightBoundary_(const GlobalPosition &globalPos) const | ||
| 217 | { return globalPos[0] > this->gridGeometry().bBoxMax()[0] - eps_; } | ||
| 218 | |||
| 219 |
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50500 | bool onLowerBoundary_(const GlobalPosition &globalPos) const |
| 220 |
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50500 | { return globalPos[1] < this->gridGeometry().bBoxMin()[1] + eps_; } |
| 221 | |||
| 222 | bool onUpperBoundary_(const GlobalPosition &globalPos) const | ||
| 223 | { return globalPos[1] > this->gridGeometry().bBoxMax()[1] - eps_; } | ||
| 224 | |||
| 225 | Scalar eps_; | ||
| 226 | std::string problemName_; | ||
| 227 | bool verticalFlow_; | ||
| 228 | std::shared_ptr<CouplingManager> couplingManager_; | ||
| 229 | TimeLoopPtr timeLoop_; | ||
| 230 | }; | ||
| 231 | } // end namespace Dumux | ||
| 232 | |||
| 233 | #endif | ||
| 234 |