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123 lines
4.8 KiB
C++
123 lines
4.8 KiB
C++
/*
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Copyright 2013 SINTEF ICT, Applied Mathematics.
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Copyright 2013 Statoil ASA.
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This file is part of the Open Porous Media Project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPM_IMPESTPFAAD_HEADER_INCLUDED
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#define OPM_IMPESTPFAAD_HEADER_INCLUDED
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#include <opm/autodiff/AutoDiffBlock.hpp>
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#include <opm/autodiff/AutoDiffHelpers.hpp>
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#include <opm/autodiff/BlackoilModelEnums.hpp>
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#include <opm/autodiff/BlackoilPropsAdFromDeck.hpp>
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struct UnstructuredGrid;
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struct Wells;
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namespace Opm {
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class DerivedGeology;
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class LinearSolverInterface;
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class BlackoilState;
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class WellState;
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/// Class for solving black-oil impes problems.
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/// Current known limitations:
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/// - pressure solve only
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/// - no miscibility
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/// - no gravity in wells or crossflow
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class ImpesTPFAAD
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{
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public:
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/// Construct impes solver.
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ImpesTPFAAD(const UnstructuredGrid& grid,
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const BlackoilPropsAdFromDeck& fluid,
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const DerivedGeology& geo,
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const Wells& wells,
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const LinearSolverInterface& linsolver);
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/// Solve forward in time.
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/// Currently this will only modify
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/// state.pressure(), state.faceflux(), well_state.bhp()
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/// and well_state.wellRates().
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void solve(const double dt,
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BlackoilState& state,
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WellState& well_state);
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private:
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// Disallow copying and assignment
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ImpesTPFAAD(const ImpesTPFAAD& rhs);
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ImpesTPFAAD& operator=(const ImpesTPFAAD& rhs);
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// Types
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typedef AutoDiffBlock<double> ADB;
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typedef ADB::V V;
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typedef ADB::M M;
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typedef Eigen::Array<double,
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Eigen::Dynamic,
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Eigen::Dynamic,
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Eigen::RowMajor> DataBlock;
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enum { Water = Opm::Water,
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Oil = Opm::Oil,
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Gas = Opm::Gas };
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// Data
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const UnstructuredGrid& grid_;
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const BlackoilPropsAdFromDeck& fluid_;
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const DerivedGeology& geo_ ;
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const Wells& wells_;
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const LinearSolverInterface& linsolver_;
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HelperOps ops_;
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const M grav_;
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ADB cell_residual_;
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std::vector<ADB> well_flow_residual_;
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ADB well_residual_;
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ADB total_residual_;
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std::vector<V> kr_;
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std::vector<V> well_kr_;
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ADB qs_;
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V well_perf_dp_;
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// Methods for assembling and solving.
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void computeExplicitData(const double dt,
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const BlackoilState& state,
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const WellState& well_state);
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void assemble(const double dt,
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const BlackoilState& state,
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const WellState& well_state);
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void solveJacobianSystem(BlackoilState& state,
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WellState& well_state) const;
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double residualNorm() const;
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void computeFluxes(BlackoilState& state, WellState& well_state) const;
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// Fluid interface forwarding calls to correct methods of fluid_.
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V fluidMu(const int phase, const V& p, const V& T, const std::vector<int>& cells) const;
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ADB fluidMu(const int phase, const ADB& p, const ADB& T, const std::vector<int>& cells) const;
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V fluidFvf(const int phase, const V& p, const V& T, const std::vector<int>& cells) const;
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ADB fluidFvf(const int phase, const ADB& p, const ADB& T, const std::vector<int>& cells) const;
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V fluidRho(const int phase, const V& p, const V& T, const std::vector<int>& cells) const;
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ADB fluidRho(const int phase, const ADB& p, const ADB& T, const std::vector<int>& cells) const;
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std::vector<V> fluidRelperm(const V& sw, const V& so, const V& sg, const std::vector<int>& cells) const;
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V fluidKr(const int phase) const;
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V fluidKrWell(const int phase) const;
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};
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} // namespace Opm
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#endif /* OPM_IMPESTPFAAD_HEADER_INCLUDED */
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