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c2963560d2
There is no reason to omit WellContributions if neither CUDA nor OpenCL is found as the implementations/functions only use C++- To the contrary, the defines used for deactivating were not consistent with usage elsewhere and resulted in compiler erorrs for exotic configuration
201 lines
8.9 KiB
C++
201 lines
8.9 KiB
C++
/*
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Copyright 2017 SINTEF Digital, Mathematics and Cybernetics.
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Copyright 2017 Statoil ASA.
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Copyright 2016 - 2017 IRIS AS.
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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_STANDARDWELL_EVAL_HEADER_INCLUDED
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#define OPM_STANDARDWELL_EVAL_HEADER_INCLUDED
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#include <opm/simulators/wells/StandardWellGeneric.hpp>
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#include <opm/material/densead/DynamicEvaluation.hpp>
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#include <optional>
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#include <vector>
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namespace Opm
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{
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class ConvergenceReport;
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class DeferredLogger;
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class GroupState;
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class Schedule;
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class SummaryState;
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class WellContributions;
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template<class FluidSystem, class Indices, class Scalar> class WellInterfaceIndices;
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class WellState;
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template<class FluidSystem, class Indices, class Scalar>
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class StandardWellEval : public StandardWellGeneric<Scalar>
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{
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protected:
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// number of the conservation equations
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static constexpr int numWellConservationEq = Indices::numPhases + Indices::numSolvents;
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// number of the well control equations
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static constexpr int numWellControlEq = 1;
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// number of the well equations that will always be used
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// based on the solution strategy, there might be other well equations be introduced
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static constexpr int numStaticWellEq = numWellConservationEq + numWellControlEq;
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// the index for Bhp in primary variables and also the index of well control equation
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// they both will be the last one in their respective system.
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// TODO: we should have indices for the well equations and well primary variables separately
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static constexpr int Bhp = numStaticWellEq - numWellControlEq;
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// the positions of the primary variables for StandardWell
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// the first one is the weighted total rate (WQ_t), the second and the third ones are F_w and F_g,
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// which represent the fraction of Water and Gas based on the weighted total rate, the last one is BHP.
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// correspondingly, we have four well equations for blackoil model, the first three are mass
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// converstation equations, and the last one is the well control equation.
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// primary variables related to other components, will be before the Bhp and after F_g.
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// well control equation is always the last well equation.
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// TODO: in the current implementation, we use the well rate as the first primary variables for injectors,
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// instead of G_t.
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// Table showing the primary variable indices, depending on what phases are present:
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//
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// WOG OG WG WO W/O/G (single phase)
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// GTotal 0 0 0 0 0
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// WFrac 1 -1000 -1000 1 -1000
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// GFrac 2 1 1 -1000 -1000
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// Spres 3 2 2 2 1
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static const int WQTotal = 0;
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// In the implementation, one should use has_wfrac_variable
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// rather than has_water to check if you should do something
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// with the variable at the WFrac location, similar for GFrac.
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// (following implementation MultisegmentWellEval.hpp)
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static const bool waterEnabled = Indices::waterEnabled;
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static const bool gasEnabled = Indices::gasEnabled;
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static const bool oilEnabled = Indices::oilEnabled;
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static constexpr bool has_wfrac_variable = Indices::waterEnabled && Indices::oilEnabled;
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static constexpr bool has_gfrac_variable = Indices::gasEnabled && Indices::numPhases > 1;
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static constexpr int WFrac = has_wfrac_variable ? 1 : -1000;
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static constexpr int GFrac = has_gfrac_variable ? has_wfrac_variable + 1 : -1000;
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static constexpr int SFrac = !Indices::enableSolvent ? -1000 : 3;
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public:
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using EvalWell = DenseAd::DynamicEvaluation<Scalar, numStaticWellEq + Indices::numEq + 1>;
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using Eval = DenseAd::Evaluation<Scalar, Indices::numEq>;
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using BVectorWell = typename StandardWellGeneric<Scalar>::BVectorWell;
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/// add the contribution (C, D^-1, B matrices) of this Well to the WellContributions object
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void addWellContribution(WellContributions& wellContribs) const;
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protected:
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StandardWellEval(const WellInterfaceIndices<FluidSystem,Indices,Scalar>& baseif);
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const WellInterfaceIndices<FluidSystem,Indices,Scalar>& baseif_;
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void initPrimaryVariablesEvaluation() const;
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const EvalWell& getBhp() const
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{
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return primary_variables_evaluation_[Bhp];
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}
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const EvalWell& getWQTotal() const
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{
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return primary_variables_evaluation_[WQTotal];
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}
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EvalWell extendEval(const Eval& in) const;
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EvalWell getQs(const int compIdx) const;
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EvalWell wellSurfaceVolumeFraction(const int compIdx) const;
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EvalWell wellVolumeFraction(const unsigned compIdx) const;
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EvalWell wellVolumeFractionScaled(const int phase) const;
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// calculate a relaxation factor to avoid overshoot of the fractions for producers
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// which might result in negative rates
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static double relaxationFactorFractionsProducer(const std::vector<double>& primary_variables,
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const BVectorWell& dwells);
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void assembleControlEq(const WellState& well_state,
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const GroupState& group_state,
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const Schedule& schedule,
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const SummaryState& summaryState,
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DeferredLogger& deferred_logger);
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// computing the accumulation term for later use in well mass equations
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void computeAccumWell();
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// TODO: not total sure whether it is a good idea to put this function here
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// the major reason to put here is to avoid the usage of Wells struct
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void computeConnectionDensities(const std::vector<double>& perfComponentRates,
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const std::vector<double>& b_perf,
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const std::vector<double>& rsmax_perf,
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const std::vector<double>& rvmax_perf,
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const std::vector<double>& rvwmax_perf,
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const std::vector<double>& surf_dens_perf,
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DeferredLogger& deferred_logger);
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ConvergenceReport getWellConvergence(const WellState& well_state,
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const std::vector<double>& B_avg,
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const double maxResidualAllowed,
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const double tol_wells,
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const double relaxed_tolerance_flow,
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const bool relax_tolerance,
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std::vector<double>& res,
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DeferredLogger& deferred_logger) const;
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void init(std::vector<double>& perf_depth,
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const std::vector<double>& depth_arg,
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const int num_cells,
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const bool has_polymermw);
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// handle the non reasonable fractions due to numerical overshoot
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void processFractions() const;
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void updatePrimaryVariables(const WellState& well_state,
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DeferredLogger& deferred_logger) const;
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void updatePrimaryVariablesPolyMW(const BVectorWell& dwells) const;
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void updateWellStateFromPrimaryVariables(WellState& well_state,
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DeferredLogger& deferred_logger) const;
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void updatePrimaryVariablesNewton(const BVectorWell& dwells,
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const double dFLimit,
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const double dBHPLimit) const;
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void updateWellStateFromPrimaryVariablesPolyMW(WellState& well_state) const;
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void updateThp(WellState& well_state,
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DeferredLogger& deferred_logger) const;
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// total number of the well equations and primary variables
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// there might be extra equations be used, numWellEq will be updated during the initialization
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int numWellEq_ = numStaticWellEq;
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// the values for the primary varibles
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// based on different solutioin strategies, the wells can have different primary variables
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mutable std::vector<double> primary_variables_;
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// the Evaluation for the well primary variables, which contain derivativles and are used in AD calculation
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mutable std::vector<EvalWell> primary_variables_evaluation_;
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// the saturations in the well bore under surface conditions at the beginning of the time step
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std::vector<double> F0_;
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};
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}
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#endif // OPM_STANDARDWELL_EVAL_HEADER_INCLUDED
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