blackoilfoamparams.hpp

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// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
 
  Consult the COPYING file in the top-level source directory of this
  module for the precise wording of the license and the list of
  copyright holders.
*/
#ifndef OPM_BLACK_OIL_FOAM_PARAMS_HPP
#define OPM_BLACK_OIL_FOAM_PARAMS_HPP
 
#include <opm/material/common/Tabulated1DFunction.hpp>
 
#include <vector>
 
namespace Opm {
 
enum class Phase;
 
class EclipseState;

template<class Scalar>
struct BlackOilFoamParams
{
    using TabulatedFunction = Tabulated1DFunction<Scalar>;
 
    template<bool enableFoam>
    void initFromState(const EclipseState& eclState);

    void setNumSatRegions(unsigned numRegions);
 
    // a struct containing constants to calculate change to relative permeability,
    // based on model (1-9) in Table 1 of
    // Kun Ma, Guangwei Ren, Khalid Mateen, Danielle Morel, and Philippe Cordelier:
    // "Modeling techniques for foam flow in porous media", SPE Journal, 20(03):453–470, jun 2015.
    // The constants are provided by various deck keywords as shown in the comments below.
    struct FoamCoefficients {
        Scalar fm_min = 1e-20;   // FOAMFSC
        Scalar fm_mob = 1.0;     // FOAMFRM
 
        Scalar fm_surf = 1.0;    // FOAMFSC
        Scalar ep_surf = 1.0;    // FOAMFSC
 
        Scalar fm_oil = 1.0;     // FOAMFSO
        Scalar fl_oil = 0.0;     // FOAMFSO
        Scalar ep_oil = 0.0;     // FOAMFSO
 
        Scalar fm_cap = 1.0;     // FOAMFCN
        Scalar ep_cap = 0.0;     // FOAMFCN
 
        Scalar fm_dry = 1.0;     // FOAMFSW
        Scalar ep_dry = 0.0;     // FOAMFSW
    };
 
    std::vector<Scalar> foamRockDensity_;
    std::vector<bool> foamAllowDesorption_;
    std::vector<FoamCoefficients> foamCoefficients_;
    std::vector<TabulatedFunction> adsorbedFoamTable_;
    std::vector<TabulatedFunction> gasMobilityMultiplierTable_;
    Opm::Phase transport_phase_;
};
 
} // namespace Opm
 
#endif // OPM_BLACK_OIL_FOAM_PARAMS_HPP