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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 TwoPOneCModel | ||
| 10 | * \copydoc Dumux::TwoPOneCVolumeVariables | ||
| 11 | */ | ||
| 12 | |||
| 13 | #ifndef DUMUX_2P1C_VOLUME_VARIABLES_HH | ||
| 14 | #define DUMUX_2P1C_VOLUME_VARIABLES_HH | ||
| 15 | |||
| 16 | #include <array> | ||
| 17 | |||
| 18 | #include <dune/common/exceptions.hh> | ||
| 19 | |||
| 20 | #include <dumux/porousmediumflow/volumevariables.hh> | ||
| 21 | #include <dumux/porousmediumflow/nonisothermal/volumevariables.hh> | ||
| 22 | #include <dumux/porousmediumflow/2p/formulation.hh> | ||
| 23 | #include <dumux/material/solidstates/updatesolidvolumefractions.hh> | ||
| 24 | |||
| 25 | #include "primaryvariableswitch.hh" | ||
| 26 | |||
| 27 | namespace Dumux { | ||
| 28 | |||
| 29 | /*! | ||
| 30 | * \ingroup TwoPOneCModel | ||
| 31 | * \brief The volume variables (i.e. secondary variables) for the two-phase one-component model. | ||
| 32 | */ | ||
| 33 | template <class Traits> | ||
| 34 | 2928336 | class TwoPOneCVolumeVariables | |
| 35 | : public PorousMediumFlowVolumeVariables<Traits> | ||
| 36 | , public EnergyVolumeVariables<Traits, TwoPOneCVolumeVariables<Traits> > | ||
| 37 | { | ||
| 38 | using ParentType = PorousMediumFlowVolumeVariables<Traits>; | ||
| 39 | using EnergyVolVars = EnergyVolumeVariables<Traits, TwoPOneCVolumeVariables<Traits> >; | ||
| 40 | using Scalar = typename Traits::PrimaryVariables::value_type; | ||
| 41 | using PermeabilityType = typename Traits::PermeabilityType; | ||
| 42 | using FS = typename Traits::FluidSystem; | ||
| 43 | using Idx = typename Traits::ModelTraits::Indices; | ||
| 44 | static constexpr int numFluidComps = ParentType::numFluidComponents(); | ||
| 45 | |||
| 46 | // primary variable indices | ||
| 47 | enum | ||
| 48 | { | ||
| 49 | numFluidPhases = Traits::ModelTraits::numFluidPhases(), | ||
| 50 | switchIdx = Idx::switchIdx, | ||
| 51 | pressureIdx = Idx::pressureIdx | ||
| 52 | }; | ||
| 53 | |||
| 54 | // component indices | ||
| 55 | enum | ||
| 56 | { | ||
| 57 | comp0Idx = FS::comp0Idx, | ||
| 58 | liquidPhaseIdx = FS::liquidPhaseIdx, | ||
| 59 | gasPhaseIdx = FS::gasPhaseIdx | ||
| 60 | }; | ||
| 61 | |||
| 62 | // phase presence indices | ||
| 63 | enum | ||
| 64 | { | ||
| 65 | twoPhases = Idx::twoPhases, | ||
| 66 | liquidPhaseOnly = Idx::liquidPhaseOnly, | ||
| 67 | gasPhaseOnly = Idx::gasPhaseOnly, | ||
| 68 | }; | ||
| 69 | |||
| 70 | // formulations | ||
| 71 | static constexpr auto formulation = Traits::ModelTraits::priVarFormulation(); | ||
| 72 | |||
| 73 | public: | ||
| 74 | //! The type of the object returned by the fluidState() method | ||
| 75 | using FluidState = typename Traits::FluidState; | ||
| 76 | //! The type of the fluid system | ||
| 77 | using FluidSystem = typename Traits::FluidSystem; | ||
| 78 | //! The type of the indices | ||
| 79 | using Indices = typename Traits::ModelTraits::Indices; | ||
| 80 | //! Export type of solid state | ||
| 81 | using SolidState = typename Traits::SolidState; | ||
| 82 | //! Export type of solid system | ||
| 83 | using SolidSystem = typename Traits::SolidSystem; | ||
| 84 | //! Export the primary variable switch | ||
| 85 | using PrimaryVariableSwitch = TwoPOneCPrimaryVariableSwitch; | ||
| 86 | |||
| 87 | //! Return the two-phase formulation used here | ||
| 88 | static constexpr TwoPFormulation priVarFormulation() { return formulation; } | ||
| 89 | |||
| 90 | // check for permissive combinations | ||
| 91 | static_assert(Traits::ModelTraits::numFluidPhases() == 2, "NumPhases set in the model is not two!"); | ||
| 92 | static_assert(Traits::ModelTraits::numFluidComponents() == 1, "NumComponents set in the model is not one!"); | ||
| 93 | static_assert((formulation == TwoPFormulation::p0s1 || formulation == TwoPFormulation::p1s0), "Chosen TwoPFormulation not supported!"); | ||
| 94 | |||
| 95 | /*! | ||
| 96 | * \brief Updates all quantities for a given control volume | ||
| 97 | * | ||
| 98 | * \param elemSol A vector containing all primary variables connected to the element | ||
| 99 | * \param problem The object specifying the problem which ought to | ||
| 100 | * be simulated | ||
| 101 | * \param element An element which contains part of the control volume | ||
| 102 | * \param scv The sub-control volume | ||
| 103 | */ | ||
| 104 | template<class ElemSol, class Problem, class Element, class Scv> | ||
| 105 | 1210607 | void update(const ElemSol &elemSol, | |
| 106 | const Problem &problem, | ||
| 107 | const Element &element, | ||
| 108 | const Scv& scv) | ||
| 109 | { | ||
| 110 | 1210607 | ParentType::update(elemSol, problem, element, scv); | |
| 111 | |||
| 112 | 1210607 | completeFluidState(elemSol, problem, element, scv, fluidState_, solidState_); | |
| 113 | |||
| 114 | ///////////// | ||
| 115 | // calculate the remaining quantities | ||
| 116 | ///////////// | ||
| 117 | |||
| 118 | 1210603 | const auto& spatialParams = problem.spatialParams(); | |
| 119 | 1210603 | const auto fluidMatrixInteraction = spatialParams.fluidMatrixInteraction(element, scv, elemSol); | |
| 120 | |||
| 121 | // Second instance of a parameter cache. | ||
| 122 | // Could be avoided if diffusion coefficients also | ||
| 123 | // became part of the fluid state. | ||
| 124 | typename FluidSystem::ParameterCache paramCache; | ||
| 125 | 1210603 | paramCache.updateAll(fluidState_); | |
| 126 | 1210603 | const int wPhaseIdx = fluidState_.wettingPhase(); | |
| 127 |
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3631809 | for (int phaseIdx = 0; phaseIdx < numFluidPhases; ++phaseIdx) |
| 128 | { | ||
| 129 | // relative permeabilities | ||
| 130 | Scalar kr; | ||
| 131 |
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2421206 | if (phaseIdx == wPhaseIdx) |
| 132 | 1210603 | kr = fluidMatrixInteraction.krw(saturation(wPhaseIdx)); | |
| 133 | else // ATTENTION: krn requires the wetting phase saturation | ||
| 134 | // as parameter! | ||
| 135 | 1210603 | kr = fluidMatrixInteraction.krn(saturation(wPhaseIdx)); | |
| 136 | 4842412 | relativePermeability_[phaseIdx] = kr; | |
| 137 | } | ||
| 138 | |||
| 139 | // porosity & permeability | ||
| 140 | // porosity calculation over inert volumefraction | ||
| 141 | 1210603 | updateSolidVolumeFractions(elemSol, problem, element, scv, solidState_, numFluidComps); | |
| 142 | 1210603 | EnergyVolVars::updateSolidEnergyParams(elemSol, problem, element, scv, solidState_); | |
| 143 | 1210603 | permeability_ = spatialParams.permeability(element, scv, elemSol); | |
| 144 | 1210603 | EnergyVolVars::updateEffectiveThermalConductivity(); | |
| 145 | 1210599 | } | |
| 146 | |||
| 147 | /*! | ||
| 148 | * \brief Sets complete fluid state | ||
| 149 | * | ||
| 150 | * \param elemSol A vector containing all primary variables connected to the element | ||
| 151 | * \param problem The object specifying the problem which ought to | ||
| 152 | * be simulated | ||
| 153 | * \param element An element which contains part of the control volume | ||
| 154 | * \param scv The sub-control volume | ||
| 155 | * \param fluidState A container with the current (physical) state of the fluid | ||
| 156 | * \param solidState A container with the current (physical) state of the solid | ||
| 157 | */ | ||
| 158 | template<class ElemSol, class Problem, class Element, class Scv> | ||
| 159 | 1210607 | void completeFluidState(const ElemSol& elemSol, | |
| 160 | const Problem& problem, | ||
| 161 | const Element& element, | ||
| 162 | const Scv& scv, | ||
| 163 | FluidState& fluidState, | ||
| 164 | SolidState& solidState) | ||
| 165 | { | ||
| 166 | |||
| 167 | // capillary pressure parameters | ||
| 168 |
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1210607 | const auto& spatialParams = problem.spatialParams(); |
| 169 |
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1210607 | const auto wPhaseIdx = spatialParams.template wettingPhase<FluidSystem>(element, scv, elemSol); |
| 170 | 1210607 | fluidState.setWettingPhase(wPhaseIdx); | |
| 171 | |||
| 172 | 1210607 | const auto& priVars = elemSol[scv.localDofIndex()]; | |
| 173 | 1210607 | const auto phasePresence = priVars.state(); | |
| 174 | |||
| 175 | // set the saturations | ||
| 176 |
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1210607 | if (phasePresence == twoPhases) |
| 177 | { | ||
| 178 | if (formulation == TwoPFormulation::p0s1) | ||
| 179 | { | ||
| 180 | fluidState.setSaturation(gasPhaseIdx, priVars[switchIdx]); | ||
| 181 | fluidState.setSaturation(liquidPhaseIdx, 1.0 - priVars[switchIdx]); | ||
| 182 | } | ||
| 183 | else | ||
| 184 | { | ||
| 185 | 5286 | fluidState.setSaturation(liquidPhaseIdx, priVars[switchIdx]); | |
| 186 | 5286 | fluidState.setSaturation(gasPhaseIdx, 1.0 - priVars[switchIdx]); | |
| 187 | } | ||
| 188 | } | ||
| 189 |
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1207964 | else if (phasePresence == liquidPhaseOnly) |
| 190 | { | ||
| 191 | 1207907 | fluidState.setSaturation(liquidPhaseIdx, 1.0); | |
| 192 | 1207907 | fluidState.setSaturation(gasPhaseIdx, 0.0); | |
| 193 | } | ||
| 194 |
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57 | else if (phasePresence == gasPhaseOnly) |
| 195 | { | ||
| 196 | 57 | fluidState.setSaturation(liquidPhaseIdx, 0.0); | |
| 197 | 57 | fluidState.setSaturation(gasPhaseIdx, 1.0); | |
| 198 | } | ||
| 199 | else | ||
| 200 | ✗ | DUNE_THROW(Dune::InvalidStateException, "phasePresence: " << phasePresence << " is invalid."); | |
| 201 | |||
| 202 | // set pressures of the fluid phases | ||
| 203 | 1210607 | const auto fluidMatrixInteraction = spatialParams.fluidMatrixInteraction(element, scv, elemSol); | |
| 204 | 2421214 | pc_ = fluidMatrixInteraction.pc(fluidState.saturation(wPhaseIdx)); | |
| 205 | if (formulation == TwoPFormulation::p0s1) | ||
| 206 | { | ||
| 207 | fluidState.setPressure(liquidPhaseIdx, priVars[pressureIdx]); | ||
| 208 | fluidState.setPressure(gasPhaseIdx, (wPhaseIdx == liquidPhaseIdx) ? priVars[pressureIdx] + pc_ | ||
| 209 | : priVars[pressureIdx] - pc_); | ||
| 210 | } | ||
| 211 | else | ||
| 212 | { | ||
| 213 |
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2421214 | fluidState.setPressure(gasPhaseIdx, priVars[pressureIdx]); |
| 214 |
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1596054 | fluidState.setPressure(liquidPhaseIdx, (wPhaseIdx == liquidPhaseIdx) ? priVars[pressureIdx] - pc_ |
| 215 | 770894 | : priVars[pressureIdx] + pc_); | |
| 216 | } | ||
| 217 | |||
| 218 | // set the temperature | ||
| 219 | 1210607 | updateTemperature(elemSol, problem, element, scv, fluidState, solidState); | |
| 220 | |||
| 221 | // set the densities | ||
| 222 |
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3631813 | for (int phaseIdx = 0; phaseIdx < numFluidPhases; ++phaseIdx) |
| 223 | { | ||
| 224 | 2421210 | Scalar rho = FluidSystem::density(fluidState, phaseIdx); | |
| 225 | 2421206 | Scalar rhoMolar = FluidSystem::molarDensity(fluidState, phaseIdx); | |
| 226 | |||
| 227 | 2421206 | fluidState.setDensity(phaseIdx, rho); | |
| 228 | 4842412 | fluidState.setMolarDensity(phaseIdx, rhoMolar); | |
| 229 | } | ||
| 230 | |||
| 231 | //get the viscosity and mobility | ||
| 232 |
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3631809 | for (int phaseIdx = 0; phaseIdx < numFluidPhases; ++phaseIdx) |
| 233 | { | ||
| 234 | // Mobilities | ||
| 235 | const Scalar mu = | ||
| 236 | 2421206 | FluidSystem::viscosity(fluidState, | |
| 237 | phaseIdx); | ||
| 238 | 4842412 | fluidState.setViscosity(phaseIdx,mu); | |
| 239 | } | ||
| 240 | |||
| 241 | // the enthalpies (internal energies are directly calculated in the fluidstate | ||
| 242 |
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3631809 | for (int phaseIdx = 0; phaseIdx < numFluidPhases; ++phaseIdx) |
| 243 | { | ||
| 244 | 2421206 | const Scalar h = FluidSystem::enthalpy(fluidState, phaseIdx); | |
| 245 | 4842412 | fluidState.setEnthalpy(phaseIdx, h); | |
| 246 | } | ||
| 247 | 1210603 | } | |
| 248 | |||
| 249 | //! Depending on the phase state, the fluid temperature is either obtained as a primary variable from the solution vector | ||
| 250 | //! or calculated from the liquid's vapor pressure. | ||
| 251 | template<class ElemSol, class Problem, class Element, class Scv> | ||
| 252 | 1210607 | void updateTemperature(const ElemSol& elemSol, | |
| 253 | const Problem& problem, | ||
| 254 | const Element& element, | ||
| 255 | const Scv& scv, | ||
| 256 | FluidState& fluidState, | ||
| 257 | SolidState& solidState) | ||
| 258 | { | ||
| 259 | 1210607 | const auto& priVars = elemSol[scv.localDofIndex()]; | |
| 260 | 1210607 | const auto phasePresence = priVars.state(); | |
| 261 | |||
| 262 | // get temperature | ||
| 263 | Scalar fluidTemperature; | ||
| 264 |
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1210607 | if (phasePresence == liquidPhaseOnly || phasePresence == gasPhaseOnly) |
| 265 | 2415928 | fluidTemperature = priVars[switchIdx]; | |
| 266 |
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2643 | else if (phasePresence == twoPhases) |
| 267 | 2643 | fluidTemperature = FluidSystem::vaporTemperature(fluidState, fluidState_.wettingPhase()); | |
| 268 | else | ||
| 269 | ✗ | DUNE_THROW(Dune::InvalidStateException, "phasePresence: " << phasePresence << " is invalid."); | |
| 270 | |||
| 271 | // the model assumes that all fluid phases have the same temperature | ||
| 272 |
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3631821 | for (int phaseIdx=0; phaseIdx < FluidSystem::numPhases; ++phaseIdx) |
| 273 | 4842428 | fluidState.setTemperature(phaseIdx, fluidTemperature); | |
| 274 | |||
| 275 | // the solid phase could have a different temperature | ||
| 276 | if (Traits::ModelTraits::numEnergyEq() == 1) | ||
| 277 | 1210607 | solidState.setTemperature(fluidTemperature); | |
| 278 | else | ||
| 279 | { | ||
| 280 | const Scalar solidTemperature = elemSol[scv.localDofIndex()][Traits::ModelTraits::numEq()-1]; | ||
| 281 | solidState.setTemperature(solidTemperature); | ||
| 282 | } | ||
| 283 | 1210607 | } | |
| 284 | |||
| 285 | /*! | ||
| 286 | * \brief Returns the fluid state for the control-volume. | ||
| 287 | */ | ||
| 288 | const FluidState &fluidState() const | ||
| 289 | 15049134 | { return fluidState_; } | |
| 290 | |||
| 291 | /*! | ||
| 292 | * \brief Returns the phase state for the control volume. | ||
| 293 | */ | ||
| 294 | const SolidState &solidState() const | ||
| 295 | 1210599 | { return solidState_; } | |
| 296 | |||
| 297 | /*! | ||
| 298 | * \brief Returns the average molar mass \f$\mathrm{[kg/mol]}\f$ of the fluid phase. | ||
| 299 | * | ||
| 300 | * \param phaseIdx The phase index | ||
| 301 | */ | ||
| 302 | Scalar averageMolarMass(int phaseIdx) const | ||
| 303 | { return fluidState_.averageMolarMass(phaseIdx); } | ||
| 304 | |||
| 305 | /*! | ||
| 306 | * \brief Returns the effective saturation of a given phase within | ||
| 307 | * the control volume. | ||
| 308 | * | ||
| 309 | * \param phaseIdx The phase index | ||
| 310 | */ | ||
| 311 | Scalar saturation(const int phaseIdx) const | ||
| 312 |
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31373372 | { return fluidState_.saturation(phaseIdx); } |
| 313 | |||
| 314 | /*! | ||
| 315 | * \brief Returns the mass density of a given phase within the | ||
| 316 | * control volume. | ||
| 317 | * | ||
| 318 | * \param phaseIdx The phase index | ||
| 319 | */ | ||
| 320 | Scalar density(const int phaseIdx) const | ||
| 321 | 80355600 | { return fluidState_.density(phaseIdx); } | |
| 322 | |||
| 323 | /*! | ||
| 324 | * \brief Returns the molar density of a given phase within the | ||
| 325 | * control volume. | ||
| 326 | * | ||
| 327 | * \param phaseIdx The phase index | ||
| 328 | */ | ||
| 329 | Scalar molarDensity(const int phaseIdx) const | ||
| 330 | { return fluidState_.molarDensity(phaseIdx); } | ||
| 331 | |||
| 332 | /*! | ||
| 333 | * \brief Returns the effective pressure of a given phase within | ||
| 334 | * the control volume. | ||
| 335 | * | ||
| 336 | * \param phaseIdx The phase index | ||
| 337 | */ | ||
| 338 | Scalar pressure(const int phaseIdx) const | ||
| 339 | 25466400 | { return fluidState_.pressure(phaseIdx); } | |
| 340 | |||
| 341 | /*! | ||
| 342 | * \brief Returns temperature inside the sub-control volume. | ||
| 343 | * | ||
| 344 | * Note that we assume thermodynamic equilibrium, i.e. the | ||
| 345 | * temperatures of the rock matrix and of all fluid phases are | ||
| 346 | * identical. | ||
| 347 | */ | ||
| 348 | Scalar temperature(const int phaseIdx = 0) const | ||
| 349 |
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23018400 | { return fluidState_.temperature(phaseIdx); } |
| 350 | |||
| 351 | /*! | ||
| 352 | * \brief Returns the effective mobility of a given phase within | ||
| 353 | * the control volume. | ||
| 354 | * | ||
| 355 | * \param phaseIdx The phase index | ||
| 356 | */ | ||
| 357 | Scalar mobility(const int phaseIdx) const | ||
| 358 | { | ||
| 359 | 61711200 | return relativePermeability_[phaseIdx]/fluidState_.viscosity(phaseIdx); | |
| 360 | } | ||
| 361 | |||
| 362 | /*! | ||
| 363 | * \brief Returns the effective capillary pressure within the control volume | ||
| 364 | * in \f$[kg/(m*s^2)=N/m^2=Pa]\f$. | ||
| 365 | */ | ||
| 366 | ✗ | Scalar capillaryPressure() const | |
| 367 | ✗ | { return pc_; } | |
| 368 | |||
| 369 | /*! | ||
| 370 | * \brief Returns the average porosity within the control volume. | ||
| 371 | */ | ||
| 372 | Scalar porosity() const | ||
| 373 | 16245198 | { return solidState_.porosity(); } | |
| 374 | |||
| 375 | /*! | ||
| 376 | * \brief Returns the average permeability within the control volume in \f$[m^2]\f$. | ||
| 377 | */ | ||
| 378 | const PermeabilityType& permeability() const | ||
| 379 | 7837200 | { return permeability_; } | |
| 380 | |||
| 381 | /*! | ||
| 382 | * \brief Returns the vapor temperature \f$T_{vap}(p_n)\f$ of the fluid within the control volume. | ||
| 383 | */ | ||
| 384 | Scalar vaporTemperature() const | ||
| 385 |
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97308 | { return FluidSystem::vaporTemperature(fluidState_, liquidPhaseIdx);} |
| 386 | |||
| 387 | /*! | ||
| 388 | * \brief Returns the wetting phase index | ||
| 389 | */ | ||
| 390 | int wettingPhase() const | ||
| 391 | { return fluidState_.wettingPhase(); } | ||
| 392 | |||
| 393 | protected: | ||
| 394 | FluidState fluidState_; | ||
| 395 | SolidState solidState_; | ||
| 396 | |||
| 397 | private: | ||
| 398 | Scalar pc_; // The capillary pressure | ||
| 399 | PermeabilityType permeability_; // Effective permeability within the control volume | ||
| 400 | |||
| 401 | // Relative permeability within the control volume | ||
| 402 | std::array<Scalar, numFluidPhases> relativePermeability_; | ||
| 403 | }; | ||
| 404 | |||
| 405 | } // end namespace Dumux | ||
| 406 | |||
| 407 | #endif | ||
| 408 |