EulerUpstream.hpp

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//===========================================================================
//
// File: EulerUpstream.hpp
//
// Created: Tue Jun 16 14:07:53 2009
//
// Author(s): Atgeirr F Rasmussen <atgeirr@sintef.no>
//            Bård Skaflestad     <bard.skaflestad@sintef.no>
//
// $Date$
//
// $Revision$
//
//===========================================================================
 
/*
Copyright 2009, 2010 SINTEF ICT, Applied Mathematics.
Copyright 2009, 2010 Statoil ASA.
 
This file is part of The Open Reservoir Simulator Project (OpenRS).
 
OpenRS 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.
 
OpenRS 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 OpenRS.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef OPENRS_EULERUPSTREAM_HEADER
#define OPENRS_EULERUPSTREAM_HEADER
 
#include <opm/porsol/euler/EulerUpstreamResidual.hpp>
 
#include <opm/common/utility/parameters/ParameterGroup.hpp>
#include <opm/common/utility/numeric/SparseVector.hpp>
 
 
namespace Opm {
 
    template <class GridInterface, class ReservoirProperties, class BoundaryConditions>
    class EulerUpstream
    {
    public:
    EulerUpstream();
    EulerUpstream(const GridInterface& grid,
              const ReservoirProperties& resprop,
              const BoundaryConditions& boundary);
    void init(const Opm::ParameterGroup& param);
    void init(const Opm::ParameterGroup& param,
          const GridInterface& grid,
          const ReservoirProperties& resprop,
          const BoundaryConditions& boundary);
    void initObj(const GridInterface& grid,
             const ReservoirProperties& resprop,
             const BoundaryConditions& boundary);
    void display();
 
    void setCourantNumber(double cn);
 
    template <class PressureSolution>
    void transportSolve(std::vector<double>& saturation,
                const double time,
                const typename GridInterface::Vector& gravity,
                const PressureSolution& pressure_sol,
                const Opm::SparseVector<double>& injection_rates) const;
 
    protected:
    typedef typename GridInterface::CellIterator CIt;
    typedef typename CIt::FaceIterator FIt;
    typedef typename FIt::Vector Vector;
 
 
    template <class PressureSolution>
    double computeCflTime(const std::vector<double>& saturation,
                  const double time,
                  const typename GridInterface::Vector& gravity,
                  const PressureSolution& pressure_sol) const;
 
    template <class PressureSolution>
    void smallTimeStep(std::vector<double>& saturation,
               const double time,
               const typename GridInterface::Vector& gravity,
               const PressureSolution& pressure_sol,
                           const Opm::SparseVector<double>& injection_rates) const;
 
    void checkAndPossiblyClampSat(std::vector<double>& s) const;
 
 
        EulerUpstreamResidual<GridInterface,
                              ReservoirProperties,
                              BoundaryConditions> residual_computer_;
 
    bool method_viscous_;
    bool method_gravity_;
    bool method_capillary_;
    bool use_cfl_viscous_;
    bool use_cfl_gravity_;
    bool use_cfl_capillary_;
    // The courant_number is the multiplied with the cfl time to get the time step.
    double courant_number_;
    int minimum_small_steps_;
    int maximum_small_steps_;
    bool check_sat_;
    bool clamp_sat_;
        std::vector<double> porevol_;
 
    // Storing residual so that we won't have to reallocate it for every step.
    mutable std::vector<double> residual_;
    };
 
} // namespace Opm
 
#include "EulerUpstream_impl.hpp"
 
#endif // OPENRS_EULERUPSTREAM_HEADER