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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 ShallowWaterModels | ||
| 10 | * \copydoc Dumux::ShallowWaterVolumeVariables | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_FREEFLOW_SHALLOW_WATER_VOLUME_VARIABLES_HH | ||
| 13 | #define DUMUX_FREEFLOW_SHALLOW_WATER_VOLUME_VARIABLES_HH | ||
| 14 | |||
| 15 | namespace Dumux { | ||
| 16 | |||
| 17 | /*! | ||
| 18 | * \ingroup ShallowWaterModels | ||
| 19 | * \brief Volume variables for the shallow water equations model. | ||
| 20 | */ | ||
| 21 | template <class Traits> | ||
| 22 | 38335554 | class ShallowWaterVolumeVariables | |
| 23 | { | ||
| 24 | using Indices = typename Traits::ModelTraits::Indices; | ||
| 25 | using Scalar = typename Traits::PrimaryVariables::value_type; | ||
| 26 | |||
| 27 | public: | ||
| 28 | using PrimaryVariables = typename Traits::PrimaryVariables; | ||
| 29 | //! export the underlying fluid system | ||
| 30 | using FluidSystem = typename Traits::FluidSystem; | ||
| 31 | |||
| 32 | template<class ElemSol, class Problem, class Element, class Scv> | ||
| 33 | 53295930 | void update(const ElemSol &elemSol, | |
| 34 | const Problem &problem, | ||
| 35 | const Element &element, | ||
| 36 | const Scv &scv) | ||
| 37 | { | ||
| 38 | |||
| 39 | 53295930 | priVars_ = elemSol[scv.localDofIndex()]; | |
| 40 | 45972570 | bedSurface_ = problem.spatialParams().bedSurface(element,scv); | |
| 41 | } | ||
| 42 | |||
| 43 | /*! | ||
| 44 | * \brief Return the extrusion factor (dummy variable). | ||
| 45 | * | ||
| 46 | */ | ||
| 47 | Scalar extrusionFactor() const | ||
| 48 | { return 1.0; } | ||
| 49 | |||
| 50 | //! Return the vector of primary variables | ||
| 51 | 80173 | const PrimaryVariables& priVars() const | |
| 52 |
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80173 | { return priVars_; } |
| 53 | |||
| 54 | /*! | ||
| 55 | * \brief Return water detph h inside the sub-control volume. | ||
| 56 | * | ||
| 57 | */ | ||
| 58 | 193519669 | Scalar waterDepth() const | |
| 59 | { | ||
| 60 |
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189204316 | return priVars_[Indices::waterdepthIdx]; |
| 61 | } | ||
| 62 | |||
| 63 | /*! | ||
| 64 | * \brief Return water velocity component inside the sub-control volume. | ||
| 65 | * | ||
| 66 | * \param directionIndex index of the direction staring at x = 0 | ||
| 67 | */ | ||
| 68 | 188936424 | Scalar velocity(int directionIndex) const | |
| 69 | { | ||
| 70 | |||
| 71 |
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185763277 | return priVars_[Indices::velocityOffset + directionIndex]; |
| 72 | } | ||
| 73 | |||
| 74 | /*! | ||
| 75 | * \brief Return the bed surface inside the sub-control volume. | ||
| 76 | * | ||
| 77 | */ | ||
| 78 | 160334264 | Scalar bedSurface() const | |
| 79 | { | ||
| 80 |
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163886740 | return bedSurface_; |
| 81 | } | ||
| 82 | |||
| 83 | /*! | ||
| 84 | * \brief Returns the mass density \f$\mathrm{[kg/m^3]}\f$ of the fluid | ||
| 85 | */ | ||
| 86 | Scalar density(int phaseIdx = 0) const | ||
| 87 | { | ||
| 88 | static_assert(!FluidSystem::isCompressible(0), | ||
| 89 | "The shallow water model assumes incompressible fluids" | ||
| 90 | ); | ||
| 91 | |||
| 92 | // call with hard-coded sensible default values for water/river applications for now | ||
| 93 | return FluidSystem::density(283.15, 1e5); | ||
| 94 | } | ||
| 95 | |||
| 96 | /*! | ||
| 97 | * \brief Return the dynamic viscosity \f$\mathrm{[Pa s]}\f$ of the fluid | ||
| 98 | */ | ||
| 99 | Scalar viscosity(int phaseIdx = 0) const | ||
| 100 | { | ||
| 101 | static_assert(FluidSystem::viscosityIsConstant(0), | ||
| 102 | "The shallow water model assumes fluids with constant viscosity" | ||
| 103 | ); | ||
| 104 | |||
| 105 | // call with hard-coded sensible default values for water/river applications for now | ||
| 106 | return FluidSystem::viscosity(283.15, 1e5); | ||
| 107 | } | ||
| 108 | |||
| 109 | private: | ||
| 110 | PrimaryVariables priVars_; | ||
| 111 | Scalar bedSurface_; | ||
| 112 | }; | ||
| 113 | |||
| 114 | } // end namespace Dumux | ||
| 115 | |||
| 116 | #endif | ||
| 117 |