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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.
*/
/*!
* \file
*
* \copydoc Opm::DiscreteFracturePrimaryVariables
*/
#ifndef EWOMS_DISCRETE_FRACTURE_PRIMARY_VARIABLES_HH
#define EWOMS_DISCRETE_FRACTURE_PRIMARY_VARIABLES_HH
#include "discretefractureproperties.hh"
#include <opm/models/immiscible/immiscibleprimaryvariables.hh>
namespace Opm {
/*!
* \ingroup DiscreteFractureModel
*
* \brief Represents the primary variables used by the discrete fracture
* multi-phase model.
*/
template <class TypeTag>
class DiscreteFracturePrimaryVariables
: public ImmisciblePrimaryVariables<TypeTag>
{
using ParentType = ImmisciblePrimaryVariables<TypeTag>;
using Scalar = GetPropType<TypeTag, Properties::Scalar>;
using MaterialLaw = GetPropType<TypeTag, Properties::MaterialLaw>;
using MaterialLawParams = GetPropType<TypeTag, Properties::MaterialLawParams>;
enum { numPhases = getPropValue<TypeTag, Properties::NumPhases>() };
public:
/*!
* \brief Default constructor
*/
DiscreteFracturePrimaryVariables() : ParentType()
{}
/*!
* \brief Constructor with assignment from scalar
*
* \param value The scalar value to which all entries of the vector will be set.
*/
DiscreteFracturePrimaryVariables(Scalar value) : ParentType(value)
{}
/*!
* \brief Copy constructor
*
* \param value The primary variables that will be duplicated.
*/
DiscreteFracturePrimaryVariables(const DiscreteFracturePrimaryVariables& value) = default;
DiscreteFracturePrimaryVariables& operator=(const DiscreteFracturePrimaryVariables& value) = default;
/*!
* \brief Directly retrieve the primary variables from an
* arbitrary fluid state of the fractures.
*
* \param fractureFluidState The fluid state of the fractures
* which should be represented by the
* primary variables. The temperatures,
* pressures and compositions of all
* phases must be defined.
* \param matParams The parameters for the capillary-pressure law
* which apply for the fracture.
*/
template <class FluidState>
void assignNaiveFromFracture(const FluidState& fractureFluidState,
const MaterialLawParams& matParams)
{
FluidState matrixFluidState;
fractureToMatrixFluidState_(matrixFluidState, fractureFluidState,
matParams);
ParentType::assignNaive(matrixFluidState);
}
private:
template <class FluidState>
void fractureToMatrixFluidState_(FluidState& matrixFluidState,
const FluidState& fractureFluidState,
const MaterialLawParams& matParams) const
{
// start with the same fluid state as in the fracture
matrixFluidState.assign(fractureFluidState);
// the condition for the equilibrium is that the pressures are
// the same in the fracture and in the matrix. This means that
// we have to find saturations for the matrix which result in
// the same pressures as in the fracture. this can be done by
// inverting the capillary pressure-saturation curve.
Scalar saturations[numPhases];
MaterialLaw::saturations(saturations, matParams, matrixFluidState);
for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx)
matrixFluidState.setSaturation(phaseIdx, saturations[phaseIdx]);
}
};
} // namespace Opm
#endif
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