6689e6d08f
have to use anchoring to root namespace in some places due to overlapping namespace and class type names.
269 lines
9.8 KiB
C++
269 lines
9.8 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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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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Consult the COPYING file in the top-level source directory of this
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module for the precise wording of the license and the list of
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copyright holders.
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*/
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/*!
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* \file
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* \copydoc Opm::SplineTwoPhaseMaterial
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*/
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#ifndef OPM_SPLINE_TWO_PHASE_MATERIAL_HPP
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#define OPM_SPLINE_TWO_PHASE_MATERIAL_HPP
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#include "SplineTwoPhaseMaterialParams.hpp"
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#include <algorithm>
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#include <cmath>
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#include <cassert>
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namespace Opm {
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/*!
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* \ingroup FluidMatrixInteractions
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*
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* \brief Implementation of a tabulated capillary pressure and relperm law which uses
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* spline curves as interpolation functions.
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*/
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template <class TraitsT, class ParamsT = SplineTwoPhaseMaterialParams<TraitsT> >
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class SplineTwoPhaseMaterial : public TraitsT
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{
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typedef typename ParamsT::SamplePoints SamplePoints;
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public:
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//! The traits class for this material law
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typedef TraitsT Traits;
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//! The type of the parameter objects for this law
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typedef ParamsT Params;
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//! The type of the scalar values for this law
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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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static_assert(numPhases == 2,
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"The piecewise linear two-phase capillary pressure law only"
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"applies to the case of two fluid phases");
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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 = true;
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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 = true;
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//! Specify whether the quantities defined by this material law
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//! are saturation dependent
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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 The capillary pressure-saturation curve.
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*/
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template <class Container, class FluidState>
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static void capillaryPressures(Container& values, const Params& params, 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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values[Traits::wettingPhaseIdx] = 0.0; // reference phase
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values[Traits::nonWettingPhaseIdx] = pcnw<FluidState, Evaluation>(params, fluidState);
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}
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/*!
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* \brief The saturations of the fluid phases starting from their
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* pressure differences.
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*/
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template <class Container, class FluidState>
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static void saturations(Container& /*values*/, const Params& /*params*/, const FluidState& /*fluidState*/)
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{ throw std::logic_error("Not implemented: saturations()"); }
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/*!
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* \brief The relative permeabilities
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*/
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template <class Container, class FluidState>
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static void relativePermeabilities(Container& values, const Params& params, 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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values[Traits::wettingPhaseIdx] = krw<FluidState, Evaluation>(params, fluidState);
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values[Traits::nonWettingPhaseIdx] = krn<FluidState, Evaluation>(params, fluidState);
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}
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/*!
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* \brief The capillary pressure-saturation curve
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Evaluation pcnw(const Params& params, const FluidState& fluidState)
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{
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const Evaluation& Sw =
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decay<Evaluation>(fluidState.saturation(Traits::wettingPhaseIdx));
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return twoPhaseSatPcnw(params, Sw);
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}
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/*!
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* \brief The saturation-capillary pressure curve
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*/
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template <class Evaluation>
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static Evaluation twoPhaseSatPcnw(const Params& params, const Evaluation& Sw)
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{
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// this assumes that the capillary pressure is monotonically decreasing
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const auto& pcnwSpline = params.pcnwSpline();
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if (Sw <= pcnwSpline.xAt(0))
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return Evaluation(pcnwSpline.valueAt(0));
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if (Sw >= pcnwSpline.xAt(pcnwSpline.numSamples() - 1))
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return Evaluation(pcnwSpline.valueAt(pcnwSpline.numSamples() - 1));
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return pcnwSpline.eval(Sw);
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}
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template <class Evaluation>
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static Evaluation twoPhaseSatPcnwInv(const Params& params, const Evaluation& pcnw)
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{
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static const Evaluation nil(0.0);
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// this assumes that the capillary pressure is monotonically decreasing
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const auto& pcnwSpline = params.pcnwSpline();
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if (pcnw >= pcnwSpline.valueAt(0))
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return Evaluation(pcnwSpline.xAt(0));
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if (pcnw <= pcnwSpline.y(pcnwSpline.numSamples() - 1))
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return Evaluation(pcnwSpline.xAt(pcnwSpline.numSamples() - 1));
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// the intersect() method of splines is a bit slow, but this code path is not too
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// time critical...
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return pcnwSpline.intersect(/*a=*/nil, /*b=*/nil, /*c=*/nil, /*d=*/pcnw);
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}
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/*!
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* \brief The saturation-capillary pressure curve
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Evaluation Sw(const Params& /*params*/, const FluidState& /*fluidState*/)
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{ throw std::logic_error("Not implemented: Sw()"); }
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template <class Evaluation>
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static Evaluation twoPhaseSatSw(const Params& /*params*/, const Evaluation& /*pC*/)
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{ throw std::logic_error("Not implemented: twoPhaseSatSw()"); }
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/*!
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* \brief Calculate the non-wetting phase saturations depending on
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* the phase pressures.
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Evaluation Sn(const Params& params, const FluidState& fluidState)
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{ return 1 - Sw<FluidState, Evaluation>(params, fluidState); }
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template <class Evaluation>
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static Evaluation twoPhaseSatSn(const Params& params, const Evaluation& pC)
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{ return 1 - twoPhaseSatSw(params, pC); }
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/*!
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* \brief The relative permeability for the wetting phase of the
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* porous medium
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Evaluation krw(const Params& params, const FluidState& fluidState)
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{
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const Evaluation& Sw =
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decay<Evaluation>(fluidState.saturation(Traits::wettingPhaseIdx));
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return twoPhaseSatKrw(params, Sw);
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}
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template <class Evaluation>
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static Evaluation twoPhaseSatKrw(const Params& params, const Evaluation& Sw)
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{
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const auto& krwSpline = params.krwSpline();
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if (Sw <= krwSpline.xAt(0))
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return Evaluation(krwSpline.valueAt(0));
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if (Sw >= krwSpline.xAt(krwSpline.numSamples() - 1))
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return Evaluation(krwSpline.valueAt(krwSpline.numSamples() - 1));
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return krwSpline.eval(Sw);
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}
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template <class Evaluation>
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static Evaluation twoPhaseSatKrwInv(const Params& params, const Evaluation& krw)
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{
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static const Evaluation nil(0.0);
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const auto& krwSpline = params.krwSpline();
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if (krw <= krwSpline.valueAt(0))
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return Evaluation(krwSpline.xAt(0));
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if (krw >= krwSpline.valueAt(krwSpline.numSamples() - 1))
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return Evaluation(krwSpline.xAt(krwSpline.numSamples() - 1));
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return krwSpline.intersect(/*a=*/nil, /*b=*/nil, /*c=*/nil, /*d=*/krw);
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}
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/*!
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* \brief The relative permeability for the non-wetting phase
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* of the porous medium
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*/
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template <class FluidState, class Evaluation = typename FluidState::Scalar>
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static Evaluation krn(const Params& params, const FluidState& fluidState)
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{
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const Evaluation& Sn =
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decay<Evaluation>(fluidState.saturation(Traits::nonWettingPhaseIdx));
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return twoPhaseSatKrn(params, 1.0 - Sn);
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}
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template <class Evaluation>
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static Evaluation twoPhaseSatKrn(const Params& params, const Evaluation& Sw)
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{
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const auto& krnSpline = params.krnSpline();
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if (Sw <= krnSpline.xAt(0))
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return Evaluation(krnSpline.valueAt(0));
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if (Sw >= krnSpline.xAt(krnSpline.numSamples() - 1))
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return Evaluation(krnSpline.valueAt(krnSpline.numSamples() - 1));
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return krnSpline.eval(Sw);
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}
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template <class Evaluation>
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static Evaluation twoPhaseSatKrnInv(const Params& params, const Evaluation& krn)
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{
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static const Evaluation nil(0.0);
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const auto& krnSpline = params.krnSpline();
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if (krn >= krnSpline.valueAt(0))
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return Evaluation(krnSpline.xAt(0));
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if (krn <= krnSpline.valueAt(krnSpline.numSamples() - 1))
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return Evaluation(krnSpline.xAt(krnSpline.numSamples() - 1));
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return krnSpline.intersect(/*a=*/nil, /*b=*/nil, /*c=*/nil, /*d=*/krn);
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}
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};
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} // namespace Opm
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#endif
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