opm-simulators/opm/core/pressure/CompressibleTpfa.hpp

106 lines
3.5 KiB
C++

/*
Copyright 2012 SINTEF ICT, Applied Mathematics.
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 3 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/>.
*/
#ifndef OPM_COMPRESSIBLETPFA_HEADER_INCLUDED
#define OPM_COMPRESSIBLETPFA_HEADER_INCLUDED
#include <vector>
struct UnstructuredGrid;
struct cfs_tpfa_res_data;
struct Wells;
struct FlowBoundaryConditions;
namespace Opm
{
class BlackoilState;
class LinearSolverInterface;
/// Encapsulating a tpfa pressure solver for the compressible-fluid case.
/// Supports gravity, wells and simple sources as driving forces.
/// Below we use the shortcuts D for the number of dimensions, N
/// for the number of cells and F for the number of faces.
class CompressibleTpfa
{
public:
/// Construct solver.
/// \param[in] g A 2d or 3d grid.
/// \param[in] permeability Array of permeability tensors, the array
/// should have size N*D^2, if D == g.dimensions
/// and N == g.number_of_cells.
/// \param[in] gravity Gravity vector. If nonzero, the array should
/// have D elements.
/// \param[in] wells The wells argument. Will be used in solution,
/// is ignored if NULL
/// \param[in] num_phases Must be 2 or 3.
CompressibleTpfa(const UnstructuredGrid& g,
const double* permeability,
const double* gravity,
const LinearSolverInterface& linsolver,
const struct Wells* wells,
const int num_phases);
/// Destructor.
~CompressibleTpfa();
void solve(const double dt,
BlackoilState& state);
private:
void computeDynamicData();
void assemble(const double dt,
const BlackoilState& state);
void solveIncrement();
void computeResults(std::vector<double>& pressure,
std::vector<double>& faceflux,
std::vector<double>& well_bhp,
std::vector<double>& well_rate);
// ------ Data that will remain unmodified after construction. ------
const UnstructuredGrid& grid_;
const LinearSolverInterface& linsolver_;
std::vector<double> htrans_;
std::vector<double> trans_ ;
const Wells* wells_; // Outside may modify controls (only) between calls to solve().
// ------ Internal data for the cfs_tpfa_res solver. ------
struct cfs_tpfa_res_data* h_;
// ------ Data that will be modified for every solve. ------
// ------ Data that will be modified for every solver iteration. ------
// The update to be applied to the pressures (cell and bhp).
std::vector<double> pressure_increment_;
// Gravity and capillary contributions (per face).
std::vector<double> gravcapf_;
};
} // namespace Opm
#endif // OPM_COMPRESSIBLETPFA_HEADER_INCLUDED