99a61df00a
conceptually, this may not be the purest conceivable solution, but it is the most practical one.
257 lines
9.3 KiB
C++
257 lines
9.3 KiB
C++
// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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// vi: set et ts=4 sw=4 sts=4:
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/*
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Copyright (C) 2008-2013 by Andreas Lauser
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*!
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* \file
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* \copydoc Opm::NullMaterial
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*/
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#ifndef OPM_NULL_MATERIAL_HPP
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#define OPM_NULL_MATERIAL_HPP
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#include "NullMaterialParams.hpp"
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#include <opm/material/common/ErrorMacros.hpp>
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#include <opm/material/common/Exceptions.hpp>
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#include <opm/material/common/MathToolbox.hpp>
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#include <algorithm>
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namespace Opm
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{
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/*!
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* \ingroup material
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*
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* \brief Implements a dummy linear saturation-capillary pressure
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* relation which just disables capillary pressure.
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*/
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template <class TraitsT>
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class NullMaterial : public TraitsT
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{
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public:
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typedef TraitsT Traits;
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typedef NullMaterialParams<TraitsT> Params;
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typedef typename Traits::Scalar Scalar;
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//! The number of fluid phases
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static const int numPhases = Traits::numPhases;
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//! Specify whether this material law implements the two-phase
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//! convenience API
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static const bool implementsTwoPhaseApi = (numPhases == 2);
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//! Specify whether this material law implements the two-phase
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//! convenience API which only depends on the phase saturations
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static const bool implementsTwoPhaseSatApi = (numPhases == 2);
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//! Specify whether the quantities defined by this material law
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//! are saturation dependent
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//!
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//! In this law, the relative permeabilities are saturation
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//! dependent, even if capillary pressure is always zero
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static const bool isSaturationDependent = true;
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//! Specify whether the quantities defined by this material law
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//! are dependent on the absolute pressure
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static const bool isPressureDependent = false;
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//! Specify whether the quantities defined by this material law
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//! are temperature dependent
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static const bool isTemperatureDependent = false;
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//! Specify whether the quantities defined by this material law
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//! are dependent on the phase composition
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static const bool isCompositionDependent = false;
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/*!
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* \brief Returns constant 0 for all phases.
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*
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* \param values Container for the return values
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* \param params Parameters
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* \param state The fluid state
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*/
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template <class ContainerT, class FluidState>
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static void capillaryPressures(ContainerT &values,
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const Params ¶ms,
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const FluidState &state)
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{
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for (int phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx)
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values[phaseIdx] = 0.0;
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}
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/*!
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* \brief The inverse of the capillary pressure
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*/
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template <class ContainerT, class FluidState>
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static void saturations(ContainerT &values,
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const Params ¶ms,
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const FluidState &state)
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{ OPM_THROW(std::logic_error, "Not defined: NullMaterial::saturations()"); }
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/*!
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* \brief The relative permeability of all phases.
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*/
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template <class ContainerT, class FluidState>
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static void relativePermeabilities(ContainerT &values,
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const Params ¶ms,
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const FluidState &fluidState)
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{
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typedef typename std::remove_reference<decltype(values[0])>::type Evaluation;
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typedef MathToolbox<typename FluidState::Scalar> FsToolbox;
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typedef MathToolbox<Evaluation> Toolbox;
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for (int phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
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const Evaluation& S =
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FsToolbox::template toLhs<Evaluation>(fluidState.saturation(phaseIdx));
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values[phaseIdx] = Toolbox::max(Toolbox::min(S, 1.0), 0.0);
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}
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}
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/*!
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* \brief The difference between the pressures of the non-wetting and wetting phase.
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if<(numPhases > 1), Evaluation>::type
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pcnw(const Params ¶ms, const FluidState &fluidState)
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{ return 0; }
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template <class Evaluation>
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static typename std::enable_if<numPhases == 2, Evaluation>::type
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twoPhaseSatPcnw(const Params ¶ms, const Evaluation& Sw)
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{ return 0; }
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/*!
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* \brief Calculate wetting phase saturation given that the rest
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* of the fluid state has been initialized
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Scalar Sw(const Params ¶ms, const FluidState &fluidState)
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{ OPM_THROW(std::logic_error, "Not defined: Sw()"); }
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template <class Evaluation>
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static typename std::enable_if<numPhases == 2, Evaluation>::type
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twoPhaseSatSw(const Params ¶ms, const Evaluation& pcnw)
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{ OPM_THROW(std::logic_error, "Not defined: twoPhaseSatSw()"); }
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/*!
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* \brief Calculate non-wetting phase saturation given that the
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* rest of the fluid state has been initialized
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Scalar Sn(const Params ¶ms, const FluidState &fluidState)
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{ OPM_THROW(std::logic_error, "Not defined: Sn()"); }
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template <class Evaluation>
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static typename std::enable_if<numPhases == 2, Evaluation>::type
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twoPhaseSatSn(const Params ¶ms, const Evaluation& pcnw)
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{ OPM_THROW(std::logic_error, "Not defined: twoPhaseSatSn()"); }
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/*!
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* \brief Calculate gas phase saturation given that the rest of
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* the fluid state has been initialized
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*
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* This method is only available for at least three fluid phases
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if< (numPhases > 2), Evaluation>::type
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Sg(const Params ¶ms, const FluidState &fluidState)
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{ OPM_THROW(std::logic_error, "Not defined: Sg()"); }
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/*!
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* \brief The relative permability of the wetting phase
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if<(numPhases > 1), Evaluation>::type
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krw(const Params ¶ms, const FluidState &fluidState)
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{
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typedef MathToolbox<typename FluidState::Scalar> FsToolbox;
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typedef MathToolbox<Evaluation> Toolbox;
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const Evaluation& Sw =
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FsToolbox::template toLhs<Evaluation>(fluidState.saturation(Traits::wettingPhaseIdx));
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return Toolbox::max(0.0, Toolbox::min(1.0, Sw));
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}
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template <class Evaluation>
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static typename std::enable_if<numPhases == 2, Evaluation>::type
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twoPhaseSatKrw(const Params ¶ms, const Evaluation& Sw)
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{
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typedef MathToolbox<Evaluation> Toolbox;
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return Toolbox::max(0.0, Toolbox::min(1.0, Sw));
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}
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/*!
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* \brief The relative permability of the liquid non-wetting phase
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if<(numPhases > 1), Evaluation>::type
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krn(const Params ¶ms, const FluidState &fluidState)
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{
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typedef MathToolbox<typename FluidState::Scalar> FsToolbox;
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typedef MathToolbox<Evaluation> Toolbox;
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const Evaluation& Sn =
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FsToolbox::template toLhs<Evaluation>(fluidState.saturation(Traits::nonWettingPhaseIdx));
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return Toolbox::max(0.0, Toolbox::min(1.0, Sn));
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}
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template <class Evaluation>
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static typename std::enable_if<numPhases == 2, Evaluation>::type
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twoPhaseSatKrn(const Params ¶ms, const Evaluation& Sw)
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{
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typedef MathToolbox<Evaluation> Toolbox;
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return Toolbox::max(0.0, Toolbox::min(1.0, 1.0 - Sw));
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}
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/*!
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* \brief The relative permability of the gas phase
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*
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* This method is only available for at least three fluid phases
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if< (numPhases > 2), Evaluation>::type
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krg(const Params ¶ms, const FluidState &fluidState)
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{
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typedef MathToolbox<typename FluidState::Scalar> FsToolbox;
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typedef MathToolbox<Evaluation> Toolbox;
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const Evaluation& Sg =
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FsToolbox::template toLhs<Evaluation>(fluidState.saturation(Traits::gasPhaseIdx));
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return Toolbox::max(0.0, Toolbox::min(1.0, Sg));
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}
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/*!
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* \brief The difference between the pressures of the gas and the non-wetting phase.
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*
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* This method is only available for at least three fluid phases
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static typename std::enable_if< (Traits::numPhases > 2), Evaluation>::type
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pcgn(const Params ¶ms, const FluidState &fluidState)
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{ return 0; }
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};
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} // namespace Opm
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#endif
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