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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-FileCopyrightInfo: 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 SSTModel | ||
| 10 | * \copydoc Dumux::SSTFluxVariablesImpl | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_SST_STAGGERED_FLUXVARIABLES_HH | ||
| 13 | #define DUMUX_SST_STAGGERED_FLUXVARIABLES_HH | ||
| 14 | |||
| 15 | #include <numeric> | ||
| 16 | #include <dune/common/exceptions.hh> | ||
| 17 | #include <dumux/common/properties.hh> | ||
| 18 | #include <dumux/flux/fluxvariablesbase.hh> | ||
| 19 | #include <dumux/discretization/method.hh> | ||
| 20 | #include <dumux/discretization/extrusion.hh> | ||
| 21 | #include <dumux/freeflow/turbulencemodel.hh> | ||
| 22 | #include <dumux/freeflow/navierstokes/fluxvariables.hh> | ||
| 23 | #include <dumux/freeflow/rans/twoeq/sst/fluxvariables.hh> | ||
| 24 | |||
| 25 | namespace Dumux { | ||
| 26 | |||
| 27 | /*! | ||
| 28 | * \ingroup SSTModel | ||
| 29 | * \brief The flux variables class for the SST model using the staggered grid discretization. | ||
| 30 | */ | ||
| 31 | |||
| 32 | // forward declaration | ||
| 33 | template<class TypeTag, class BaseFluxVariables, class DiscretizationMethod> | ||
| 34 | class SSTFluxVariablesImpl; | ||
| 35 | |||
| 36 | template<class TypeTag, class BaseFluxVariables> | ||
| 37 | class SSTFluxVariablesImpl<TypeTag, BaseFluxVariables, DiscretizationMethods::Staggered> | ||
| 38 | : public BaseFluxVariables | ||
| 39 | { | ||
| 40 | using ParentType = BaseFluxVariables; | ||
| 41 | |||
| 42 | using GridVariables = GetPropType<TypeTag, Properties::GridVariables>; | ||
| 43 | |||
| 44 | using GridVolumeVariables = typename GridVariables::GridVolumeVariables; | ||
| 45 | using ElementVolumeVariables = typename GridVolumeVariables::LocalView; | ||
| 46 | using VolumeVariables = typename GridVolumeVariables::VolumeVariables; | ||
| 47 | |||
| 48 | using GridFluxVariablesCache = typename GridVariables::GridFluxVariablesCache; | ||
| 49 | using FluxVariablesCache = typename GridFluxVariablesCache::FluxVariablesCache; | ||
| 50 | |||
| 51 | using GridFaceVariables = typename GridVariables::GridFaceVariables; | ||
| 52 | using ElementFaceVariables = typename GridFaceVariables::LocalView; | ||
| 53 | using FaceVariables = typename GridFaceVariables::FaceVariables; | ||
| 54 | |||
| 55 | using ModelTraits = GetPropType<TypeTag, Properties::ModelTraits>; | ||
| 56 | using Scalar = GetPropType<TypeTag, Properties::Scalar>; | ||
| 57 | using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>; | ||
| 58 | using FVElementGeometry = typename GridGeometry::LocalView; | ||
| 59 | using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace; | ||
| 60 | using Extrusion = Extrusion_t<GridGeometry>; | ||
| 61 | using GridView = typename GridGeometry::GridView; | ||
| 62 | using Problem = GetPropType<TypeTag, Properties::Problem>; | ||
| 63 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 64 | using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices; | ||
| 65 | using CellCenterPrimaryVariables = GetPropType<TypeTag, Properties::CellCenterPrimaryVariables>; | ||
| 66 | using FacePrimaryVariables = GetPropType<TypeTag, Properties::FacePrimaryVariables>; | ||
| 67 | |||
| 68 | static constexpr int turbulentKineticEnergyEqIdx = Indices::turbulentKineticEnergyEqIdx - ModelTraits::dim(); | ||
| 69 | static constexpr int dissipationEqIdx = Indices::dissipationEqIdx - ModelTraits::dim(); | ||
| 70 | |||
| 71 | public: | ||
| 72 | |||
| 73 | /*! | ||
| 74 | * \brief Computes the flux for the cell center residual. | ||
| 75 | */ | ||
| 76 | 23407464 | CellCenterPrimaryVariables computeMassFlux(const Problem& problem, | |
| 77 | const Element &element, | ||
| 78 | const FVElementGeometry& fvGeometry, | ||
| 79 | const ElementVolumeVariables& elemVolVars, | ||
| 80 | const ElementFaceVariables& elemFaceVars, | ||
| 81 | const SubControlVolumeFace &scvf, | ||
| 82 | const FluxVariablesCache& fluxVarsCache) | ||
| 83 | { | ||
| 84 | 23407464 | CellCenterPrimaryVariables flux = ParentType::computeMassFlux(problem, element, fvGeometry, | |
| 85 | elemVolVars, elemFaceVars, scvf, fluxVarsCache); | ||
| 86 | |||
| 87 | // calculate advective flux | ||
| 88 | ✗ | auto upwindTermK = [](const auto& volVars) | |
| 89 | 93629856 | { return volVars.turbulentKineticEnergy() * volVars.density(); }; | |
| 90 | ✗ | auto upwindTermOmega = [](const auto& volVars) | |
| 91 | 93629856 | { return volVars.dissipation() * volVars.density(); }; | |
| 92 | |||
| 93 | 46814928 | flux[turbulentKineticEnergyEqIdx] | |
| 94 | 23407464 | = ParentType::advectiveFluxForCellCenter(problem, fvGeometry, elemVolVars, elemFaceVars, scvf, upwindTermK); | |
| 95 | 46814928 | flux[dissipationEqIdx] | |
| 96 | 23407464 | = ParentType::advectiveFluxForCellCenter(problem, fvGeometry, elemVolVars, elemFaceVars, scvf, upwindTermOmega); | |
| 97 | |||
| 98 | // calculate diffusive flux | ||
| 99 | 46814928 | const auto& insideScv = fvGeometry.scv(scvf.insideScvIdx()); | |
| 100 | 46814928 | const auto& outsideScv = fvGeometry.scv(scvf.outsideScvIdx()); | |
| 101 | 46814928 | const auto& insideVolVars = elemVolVars[scvf.insideScvIdx()]; | |
| 102 | 46814928 | const auto& outsideVolVars = elemVolVars[scvf.outsideScvIdx()]; | |
| 103 | 23407464 | Scalar insideCoeff_k = 0.0, insideCoeff_w = 0.0, outsideCoeff_k = 0.0, outsideCoeff_w = 0.0; | |
| 104 | |||
| 105 |
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23407464 | if(problem.sstModelVersion() == SSTModel::BSL) |
| 106 | { | ||
| 107 | ✗ | insideCoeff_k = insideVolVars.viscosity() | |
| 108 | ✗ | + ( insideVolVars.sigmaKBSL() * insideVolVars.dynamicEddyViscosity() ); | |
| 109 | ✗ | outsideCoeff_k = outsideVolVars.viscosity() | |
| 110 | ✗ | + ( outsideVolVars.sigmaKBSL() * outsideVolVars.dynamicEddyViscosity() ); | |
| 111 | ✗ | insideCoeff_w = insideVolVars.viscosity() | |
| 112 | ✗ | + ( insideVolVars.sigmaOmegaBSL() * insideVolVars.dynamicEddyViscosity() ); | |
| 113 | ✗ | outsideCoeff_w = outsideVolVars.viscosity() | |
| 114 | ✗ | + ( outsideVolVars.sigmaOmegaBSL() * outsideVolVars.dynamicEddyViscosity() ); | |
| 115 | } | ||
| 116 |
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23407464 | else if(problem.sstModelVersion() == SSTModel::SST) |
| 117 | { | ||
| 118 | 23407464 | insideCoeff_k = insideVolVars.viscosity() | |
| 119 | 46814928 | + ( insideVolVars.sigmaKSST() * insideVolVars.dynamicEddyViscosity() ); | |
| 120 | 23407464 | outsideCoeff_k = outsideVolVars.viscosity() | |
| 121 | 46814928 | + ( outsideVolVars.sigmaKSST() * outsideVolVars.dynamicEddyViscosity() ); | |
| 122 | 23407464 | insideCoeff_w = insideVolVars.viscosity() | |
| 123 | 46814928 | + ( insideVolVars.sigmaOmegaSST() * insideVolVars.dynamicEddyViscosity() ); | |
| 124 | 23407464 | outsideCoeff_w = outsideVolVars.viscosity() | |
| 125 | 46814928 | + ( outsideVolVars.sigmaOmegaSST() * outsideVolVars.dynamicEddyViscosity() ); | |
| 126 | } | ||
| 127 | else | ||
| 128 | ✗ | DUNE_THROW(Dune::NotImplemented, "\nThis SST Model is not implemented.\n"); | |
| 129 | |||
| 130 | |||
| 131 | // scale by extrusion factor | ||
| 132 | 23407464 | insideCoeff_k *= insideVolVars.extrusionFactor(); | |
| 133 | 23407464 | outsideCoeff_k *= outsideVolVars.extrusionFactor(); | |
| 134 | 23407464 | insideCoeff_w *= insideVolVars.extrusionFactor(); | |
| 135 | 23407464 | outsideCoeff_w *= outsideVolVars.extrusionFactor(); | |
| 136 | |||
| 137 | 23407464 | Scalar distance = 0.0; | |
| 138 | 23407464 | Scalar coeff_k = 0.0; | |
| 139 | 23407464 | Scalar coeff_w = 0.0; | |
| 140 |
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23407464 | if (scvf.boundary()) |
| 141 | { | ||
| 142 | 5401824 | distance = (insideScv.dofPosition() - scvf.ipGlobal()).two_norm(); | |
| 143 | 1350456 | coeff_k = insideCoeff_k; | |
| 144 | 1350456 | coeff_w = insideCoeff_w; | |
| 145 | } | ||
| 146 | else | ||
| 147 | { | ||
| 148 | // average and distance | ||
| 149 |
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22057008 | coeff_k = arithmeticMean(insideCoeff_k, outsideCoeff_k, |
| 150 | 88228032 | (outsideScv.dofPosition() - scvf.ipGlobal()).two_norm(), | |
| 151 | 88228032 | (insideScv.dofPosition() - scvf.ipGlobal()).two_norm()); | |
| 152 |
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22057008 | coeff_w = arithmeticMean(insideCoeff_w, outsideCoeff_w, |
| 153 | 88228032 | (outsideScv.dofPosition() - scvf.ipGlobal()).two_norm(), | |
| 154 | 88228032 | (insideScv.dofPosition() - scvf.ipGlobal()).two_norm()); | |
| 155 | 110285040 | distance = (outsideScv.dofPosition() - insideScv.dofPosition()).two_norm(); | |
| 156 | } | ||
| 157 | |||
| 158 | 23407464 | const auto bcTypes = problem.boundaryTypes(element, scvf); | |
| 159 |
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23407464 | if (!(scvf.boundary() && (bcTypes.isOutflow(Indices::turbulentKineticEnergyEqIdx) |
| 160 |
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2700912 | || bcTypes.isSymmetry()))) |
| 161 | { | ||
| 162 | 68785008 | flux[turbulentKineticEnergyEqIdx] | |
| 163 | 22928336 | += coeff_k / distance | |
| 164 | 22928336 | * (insideVolVars.turbulentKineticEnergy() - outsideVolVars.turbulentKineticEnergy()) | |
| 165 | 45856672 | * Extrusion::area(fvGeometry, scvf); | |
| 166 | } | ||
| 167 |
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23407464 | if (!(scvf.boundary() && (bcTypes.isOutflow(Indices::dissipationEqIdx) |
| 168 |
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2700912 | || bcTypes.isSymmetry()))) |
| 169 | { | ||
| 170 | 68785008 | flux[dissipationEqIdx] | |
| 171 | 22928336 | += coeff_w / distance | |
| 172 | 22928336 | * (insideVolVars.dissipation() - outsideVolVars.dissipation()) | |
| 173 | 45856672 | * Extrusion::area(fvGeometry, scvf); | |
| 174 | } | ||
| 175 | 23407464 | return flux; | |
| 176 | } | ||
| 177 | |||
| 178 | /*! | ||
| 179 | * \brief Returns the momentum flux over all staggered faces. | ||
| 180 | */ | ||
| 181 | 19127552 | FacePrimaryVariables computeMomentumFlux(const Problem& problem, | |
| 182 | const Element& element, | ||
| 183 | const SubControlVolumeFace& scvf, | ||
| 184 | const FVElementGeometry& fvGeometry, | ||
| 185 | const ElementVolumeVariables& elemVolVars, | ||
| 186 | const ElementFaceVariables& elemFaceVars, | ||
| 187 | const GridFluxVariablesCache& gridFluxVarsCache) | ||
| 188 | { | ||
| 189 | 38255104 | const auto& insideVolVars = elemVolVars[scvf.insideScvIdx()]; | |
| 190 | |||
| 191 | 19127552 | return ParentType::computeFrontalMomentumFlux(problem, element, scvf, fvGeometry, elemVolVars, elemFaceVars, gridFluxVarsCache) | |
| 192 | 76510208 | + ParentType::computeLateralMomentumFlux(problem, element, scvf, fvGeometry, elemVolVars, elemFaceVars, gridFluxVarsCache) | |
| 193 | 19127552 | + 2.0 / ModelTraits::dim() * insideVolVars.density() * insideVolVars.turbulentKineticEnergy() | |
| 194 | 38255104 | * Extrusion::area(fvGeometry, scvf) * scvf.directionSign() * insideVolVars.extrusionFactor(); | |
| 195 | } | ||
| 196 | }; | ||
| 197 | |||
| 198 | } // end namespace | ||
| 199 | |||
| 200 | #endif | ||
| 201 |