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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 PoreNetworkModels | ||
| 10 | * \copydoc Dumux::PoreNetwork::VelocityOutput | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_PNM_VELOCITYOUTPUT_HH | ||
| 13 | #define DUMUX_PNM_VELOCITYOUTPUT_HH | ||
| 14 | |||
| 15 | #include <string> | ||
| 16 | #include <dumux/io/velocityoutput.hh> | ||
| 17 | |||
| 18 | namespace Dumux::PoreNetwork { | ||
| 19 | |||
| 20 | /*! | ||
| 21 | * \ingroup PoreNetworkModels | ||
| 22 | * \brief Velocity output for pore-network models | ||
| 23 | */ | ||
| 24 | template<class GridVariables, class FluxVariables> | ||
| 25 | class VelocityOutput : public Dumux::VelocityOutput<GridVariables> | ||
| 26 | { | ||
| 27 | using ParentType = Dumux::VelocityOutput<GridVariables>; | ||
| 28 | using Scalar = typename GridVariables::Scalar; | ||
| 29 | using GridGeometry = typename GridVariables::GridGeometry; | ||
| 30 | using ElementVolumeVariables = typename GridVariables::GridVolumeVariables::LocalView; | ||
| 31 | using VolumeVariables = typename GridVariables::VolumeVariables; | ||
| 32 | using FluidSystem = typename VolumeVariables::FluidSystem; | ||
| 33 | using ElementFluxVariablesCache = typename GridVariables::GridFluxVariablesCache::LocalView; | ||
| 34 | using FVElementGeometry = typename GridGeometry::LocalView; | ||
| 35 | using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace; | ||
| 36 | using Element = typename GridGeometry::GridView::template Codim<0>::Entity; | ||
| 37 | |||
| 38 | public: | ||
| 39 | //! Export the velocity vector type. | ||
| 40 | using VelocityVector = typename ParentType::VelocityVector; | ||
| 41 | |||
| 42 | //! Returns the phase name of a given phase index. | ||
| 43 | 719 | std::string phaseName(int phaseIdx) const override { return FluidSystem::phaseName(phaseIdx); } | |
| 44 | |||
| 45 | //! Returns the number of phases. | ||
| 46 | 137684 | int numFluidPhases() const override { return VolumeVariables::numFluidPhases(); } | |
| 47 | |||
| 48 | //! Constructor. | ||
| 49 | 21 | VelocityOutput(const GridVariables& gridVariables) | |
| 50 | 21 | : gridVariables_(gridVariables) | |
| 51 | { | ||
| 52 | 21 | velocityOutput_ = getParamFromGroup<bool>(problem_().paramGroup(), "Vtk.AddVelocity"); | |
| 53 | } | ||
| 54 | |||
| 55 | //! Returns true if velocity output is enabled. | ||
| 56 | 246800 | bool enableOutput() const override | |
| 57 | 246800 | { return velocityOutput_; } | |
| 58 | |||
| 59 | //! Calculate the velocities for the scvs in the element | ||
| 60 | //! We assume the local containers to be bound to the complete stencil | ||
| 61 | 83068 | void calculateVelocity(VelocityVector& velocity, | |
| 62 | const Element& element, | ||
| 63 | const FVElementGeometry& fvGeometry, | ||
| 64 | const ElementVolumeVariables& elemVolVars, | ||
| 65 | const ElementFluxVariablesCache& elemFluxVarsCache, | ||
| 66 | int phaseIdx) const override | ||
| 67 | { | ||
| 68 |
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83068 | if (!velocityOutput_) |
| 69 | ✗ | return; | |
| 70 | |||
| 71 | 83068 | const auto geometry = element.geometry(); | |
| 72 | |||
| 73 | 249132 | auto tmpVelocity = (geometry.corner(1) - geometry.corner(0)); | |
| 74 | 166136 | tmpVelocity /= tmpVelocity.two_norm(); | |
| 75 | |||
| 76 | 83068 | const auto eIdxGlobal = fvGeometry.gridGeometry().elementMapper().index(element); | |
| 77 | 166136 | velocity[eIdxGlobal] = 0.0; | |
| 78 | |||
| 79 |
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166136 | for (auto&& scvf : scvfs(fvGeometry)) |
| 80 | { | ||
| 81 | if (scvf.boundary()) | ||
| 82 | continue; | ||
| 83 | |||
| 84 | // get the volume flux divided by the area of the | ||
| 85 | // subcontrolvolume face in the reference element | ||
| 86 | // TODO: Divide by extrusion factor!!? | ||
| 87 | 83068 | const Scalar flux = getFlux_(element, fvGeometry, scvf, elemVolVars, elemFluxVarsCache, phaseIdx); | |
| 88 | |||
| 89 | 83068 | tmpVelocity *= flux; | |
| 90 | 83068 | velocity[eIdxGlobal] = tmpVelocity; | |
| 91 | } | ||
| 92 | } | ||
| 93 | |||
| 94 | private: | ||
| 95 | |||
| 96 |
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83068 | Scalar getFlux_(const Element& element, |
| 97 | const FVElementGeometry& fvGeometry, | ||
| 98 | const SubControlVolumeFace& scvf, | ||
| 99 | const ElementVolumeVariables& elemVolVars, | ||
| 100 | const ElementFluxVariablesCache& elemFluxVarsCache, | ||
| 101 | const int phaseIdx) const | ||
| 102 | { | ||
| 103 |
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83068 | const Scalar localArea = elemFluxVarsCache[scvf].throatCrossSectionalArea(phaseIdx); |
| 104 | |||
| 105 | // make sure the phase is actually present (2p) | ||
| 106 |
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83068 | if (localArea > 0.0) |
| 107 | { | ||
| 108 | // instantiate the flux variables | ||
| 109 | 54267 | FluxVariables fluxVars; | |
| 110 | 54267 | fluxVars.init(problem_(), element, fvGeometry, elemVolVars, scvf, elemFluxVarsCache); | |
| 111 | |||
| 112 | // the upwind term to be used for the volume flux evaluation | ||
| 113 | 54267 | auto upwindTerm = [phaseIdx](const auto& volVars) { return volVars.mobility(phaseIdx); }; | |
| 114 | 54267 | return fluxVars.advectiveFlux(phaseIdx, upwindTerm) / localArea; | |
| 115 | } | ||
| 116 | else | ||
| 117 | return 0.0; | ||
| 118 | } | ||
| 119 | |||
| 120 | 54288 | const auto& problem_() const { return gridVariables_.curGridVolVars().problem(); } | |
| 121 | |||
| 122 | bool velocityOutput_; | ||
| 123 | |||
| 124 | const GridVariables& gridVariables_; | ||
| 125 | }; | ||
| 126 | |||
| 127 | } // end namespace Dumux::PoreNetwork | ||
| 128 | |||
| 129 | #endif | ||
| 130 |