porousmediumflow/mpnc/implicit/2p2ccomparison/spatialparams.hh

Go to the documentation of this file.

// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*****************************************************************************
 *   See the file COPYING for full copying permissions.                      *
 *                                                                           *
 *   This program 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 3 of the License, or       *
 *   (at your option) any later version.                                     *
 *                                                                           *
 *   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.   *
 *****************************************************************************/
#ifndef DUMUX_MPNC_COMPARISON_SPATIAL_PARAMS_HH
#define DUMUX_MPNC_COMPARISON_SPATIAL_PARAMS_HH
 
#include <dumux/porousmediumflow/properties.hh>
#include <dumux/material/spatialparams/fv.hh>
#include <dumux/material/fluidmatrixinteractions/2p/regularizedlinearmaterial.hh>
#include <dumux/material/fluidmatrixinteractions/2p/efftoabslaw.hh>
 
#include <dumux/material/fluidmatrixinteractions/2p/regularizedbrookscorey.hh>
 
namespace Dumux {
 
template<class GridGeometry, class Scalar>
class MPNCComparisonSpatialParams
: public FVSpatialParams<GridGeometry, Scalar,
                         MPNCComparisonSpatialParams<GridGeometry, Scalar>>
{
    using GridView = typename GridGeometry::GridView;
    using FVElementGeometry = typename GridGeometry::LocalView;
    using SubControlVolume = typename FVElementGeometry::SubControlVolume;
 
    using Element = typename GridView::template Codim<0>::Entity;
    using ParentType = FVSpatialParams<GridGeometry, Scalar,
                                       MPNCComparisonSpatialParams<GridGeometry, Scalar>>;
 
    using GlobalPosition = typename SubControlVolume::GlobalPosition;
    using EffectiveLaw = RegularizedBrooksCorey<Scalar>;
 
public:
    using PermeabilityType = Scalar;
    using MaterialLaw = EffToAbsLaw<EffectiveLaw>;
    using MaterialLawParams = typename MaterialLaw::Params;
 
    MPNCComparisonSpatialParams(std::shared_ptr<const GridGeometry> gridGeometry) : ParentType(gridGeometry)
    {
        // intrinsic permeabilities
        coarseK_ = 1e-12;
        fineK_ = 1e-15;
 
        // the porosity
        porosity_ = 0.3;
 
        // residual saturations
        fineMaterialParams_.setSwr(0.2);
        fineMaterialParams_.setSnr(0.0);
        coarseMaterialParams_.setSwr(0.2);
        coarseMaterialParams_.setSnr(0.0);
 
        // parameters for the Brooks-Corey law
        fineMaterialParams_.setPe(1e4);
        coarseMaterialParams_.setPe(1e4);
        fineMaterialParams_.setLambda(2.0);
        coarseMaterialParams_.setLambda(2.0);
    }
 
    template<class ElementSolution>
    PermeabilityType permeability(const Element& element,
                                  const SubControlVolume& scv,
                                  const ElementSolution& elemSol) const
    {
        if (isFineMaterial_(scv.dofPosition()))
            return fineK_;
        else
            return coarseK_;
    }
 
    Scalar porosityAtPos(const GlobalPosition& globalPos) const
    {
        return porosity_;
    }
 
    const MaterialLawParams& materialLawParamsAtPos(const GlobalPosition& globalPos) const
    {
        if (isFineMaterial_(globalPos))
            return fineMaterialParams_;
        else
            return coarseMaterialParams_;
    }
 
    template<class FluidSystem>
    int wettingPhaseAtPos(const GlobalPosition& globalPos) const
    {
        return FluidSystem::phase0Idx;
    }
 
private:
    static bool isFineMaterial_(const GlobalPosition &pos)
    {
        return
            30 - eps_ <= pos[0] && pos[0] <= 50 + eps_ &&
            20 - eps_ <= pos[1] && pos[1] <= 40 + eps_;
    }
 
    Scalar coarseK_;
    Scalar fineK_;
    Scalar porosity_;
    MaterialLawParams fineMaterialParams_;
    MaterialLawParams coarseMaterialParams_;
    static constexpr Scalar eps_ = 1e-6;
};
 
}
 
#endif