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388 lines
16 KiB
C++
388 lines
16 KiB
C++
/*
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Copyright 2013, 2015 SINTEF ICT, Applied Mathematics.
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Copyright 2015 Andreas Lauser
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Copyright 2017 IRIS
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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_SIMULATORFULLYIMPLICITBLACKOILEBOS_HEADER_INCLUDED
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#define OPM_SIMULATORFULLYIMPLICITBLACKOILEBOS_HEADER_INCLUDED
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#include <opm/autodiff/IterationReport.hpp>
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#include <opm/autodiff/NonlinearSolverEbos.hpp>
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#include <opm/autodiff/BlackoilModelEbos.hpp>
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#include <opm/autodiff/BlackoilModelParametersEbos.hpp>
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#include <opm/autodiff/WellStateFullyImplicitBlackoil.hpp>
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#include <opm/autodiff/BlackoilWellModel.hpp>
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#include <opm/autodiff/BlackoilAquiferModel.hpp>
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#include <opm/autodiff/moduleVersion.hpp>
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#include <opm/simulators/timestepping/AdaptiveTimeSteppingEbos.hpp>
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#include <opm/grid/utility/StopWatch.hpp>
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#include <opm/common/Exceptions.hpp>
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#include <opm/common/ErrorMacros.hpp>
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BEGIN_PROPERTIES
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NEW_PROP_TAG(EnableTerminalOutput);
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NEW_PROP_TAG(EnableAdaptiveTimeStepping);
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NEW_PROP_TAG(EnableTuning);
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SET_BOOL_PROP(EclFlowProblem, EnableTerminalOutput, true);
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SET_BOOL_PROP(EclFlowProblem, EnableAdaptiveTimeStepping, true);
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SET_BOOL_PROP(EclFlowProblem, EnableTuning, false);
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END_PROPERTIES
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namespace Opm {
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/// a simulator for the blackoil model
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template<class TypeTag>
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class SimulatorFullyImplicitBlackoilEbos
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{
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public:
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typedef typename GET_PROP_TYPE(TypeTag, Simulator) Simulator;
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typedef typename GET_PROP_TYPE(TypeTag, Grid) Grid;
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typedef typename GET_PROP_TYPE(TypeTag, FluidSystem) FluidSystem;
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typedef typename GET_PROP_TYPE(TypeTag, ElementContext) ElementContext;
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typedef typename GET_PROP_TYPE(TypeTag, Indices) BlackoilIndices;
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typedef typename GET_PROP_TYPE(TypeTag, PrimaryVariables) PrimaryVariables;
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typedef typename GET_PROP_TYPE(TypeTag, MaterialLaw) MaterialLaw;
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typedef typename GET_PROP_TYPE(TypeTag, SolutionVector) SolutionVector ;
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typedef typename GET_PROP_TYPE(TypeTag, MaterialLawParams) MaterialLawParams;
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typedef AdaptiveTimeSteppingEbos<TypeTag> TimeStepper;
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typedef Ewoms::BlackOilPolymerModule<TypeTag> PolymerModule;
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typedef WellStateFullyImplicitBlackoil WellState;
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typedef BlackoilState ReservoirState;
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typedef BlackoilModelEbos<TypeTag> Model;
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typedef NonlinearSolverEbos<TypeTag, Model> Solver;
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typedef typename Model::ModelParameters ModelParameters;
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typedef typename Solver::SolverParameters SolverParameters;
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typedef BlackoilWellModel<TypeTag> WellModel;
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typedef BlackoilAquiferModel<TypeTag> AquiferModel;
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/// Initialise from parameters and objects to observe.
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/// \param[in] param parameters, this class accepts the following:
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/// parameter (default) effect
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/// -----------------------------------------------------------
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/// output (true) write output to files?
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/// output_dir ("output") output directoty
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/// output_interval (1) output every nth step
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/// nl_pressure_residual_tolerance (0.0) pressure solver residual tolerance (in Pascal)
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/// nl_pressure_change_tolerance (1.0) pressure solver change tolerance (in Pascal)
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/// nl_pressure_maxiter (10) max nonlinear iterations in pressure
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/// nl_maxiter (30) max nonlinear iterations in transport
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/// nl_tolerance (1e-9) transport solver absolute residual tolerance
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/// num_transport_substeps (1) number of transport steps per pressure step
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/// use_segregation_split (false) solve for gravity segregation (if false,
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/// segregation is ignored).
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///
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/// \param[in] props fluid and rock properties
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/// \param[in] linsolver linear solver
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/// \param[in] eclipse_state the object which represents an internalized ECL deck
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/// \param[in] output_writer
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/// \param[in] threshold_pressures_by_face if nonempty, threshold pressures that inhibit flow
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SimulatorFullyImplicitBlackoilEbos(Simulator& ebosSimulator,
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NewtonIterationBlackoilInterface& linearSolver)
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: ebosSimulator_(ebosSimulator)
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, linearSolver_(linearSolver)
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{
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phaseUsage_ = phaseUsageFromDeck(eclState());
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// Only rank 0 does print to std::cout
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const auto& comm = grid().comm();
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terminalOutput_ = EWOMS_GET_PARAM(TypeTag, bool, EnableTerminalOutput);
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terminalOutput_ = terminalOutput_ && (comm.rank() == 0);
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}
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static void registerParameters()
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{
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ModelParameters::registerParameters();
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SolverParameters::registerParameters();
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TimeStepper::registerParameters();
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EWOMS_REGISTER_PARAM(TypeTag, bool, EnableTerminalOutput,
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"Print high-level information about the simulation's progress to the terminal");
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EWOMS_REGISTER_PARAM(TypeTag, bool, EnableAdaptiveTimeStepping,
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"Use adaptive time stepping between report steps");
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EWOMS_REGISTER_PARAM(TypeTag, bool, EnableTuning,
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"Honor some aspects of the TUNING keyword.");
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}
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/// Run the simulation.
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/// This will run succesive timesteps until timer.done() is true. It will
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/// modify the reservoir and well states.
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/// \param[in,out] timer governs the requested reporting timesteps
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/// \param[in,out] state state of reservoir: pressure, fluxes
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/// \return simulation report, with timing data
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SimulatorReport run(SimulatorTimer& timer)
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{
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failureReport_ = SimulatorReport();
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// handle restarts
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std::unique_ptr<RestartValue> restartValues;
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if (isRestart()) {
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std::vector<RestartKey> extraKeys = {
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{"OPMEXTRA" , Opm::UnitSystem::measure::identity, false}
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};
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std::vector<RestartKey> solutionKeys = {};
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restartValues.reset(new RestartValue(ebosSimulator_.problem().eclIO().loadRestart(solutionKeys, extraKeys)));
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}
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// Create timers and file for writing timing info.
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Opm::time::StopWatch solverTimer;
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Opm::time::StopWatch totalTimer;
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totalTimer.start();
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// adaptive time stepping
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const auto& events = schedule().getEvents();
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std::unique_ptr<TimeStepper > adaptiveTimeStepping;
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bool enableAdaptive = EWOMS_GET_PARAM(TypeTag, bool, EnableAdaptiveTimeStepping);
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bool enableTUNING = EWOMS_GET_PARAM(TypeTag, bool, EnableTuning);
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if (enableAdaptive) {
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if (enableTUNING) {
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adaptiveTimeStepping.reset(new TimeStepper(schedule().getTuning(), timer.currentStepNum(), terminalOutput_));
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}
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else {
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adaptiveTimeStepping.reset(new TimeStepper(terminalOutput_));
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}
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double suggestedStepSize = -1.0;
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if (isRestart()) {
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// This is a restart, determine the time step size from the restart data
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if (restartValues->hasExtra("OPMEXTRA")) {
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std::vector<double> opmextra = restartValues->getExtra("OPMEXTRA");
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assert(opmextra.size() == 1);
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suggestedStepSize = opmextra[0];
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}
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else {
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OpmLog::warning("Restart data is missing OPMEXTRA field, restart run may deviate from original run.");
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suggestedStepSize = -1.0;
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}
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if (suggestedStepSize > 0.0) {
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adaptiveTimeStepping->setSuggestedNextStep(suggestedStepSize);
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}
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}
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}
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SimulatorReport report;
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SimulatorReport stepReport;
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if (isRestart()) {
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wellModel_().initFromRestartFile(*restartValues);
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}
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// beginReportStep(...) wants to know when we are at the
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// beginning of a restart
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bool firstRestartStep = isRestart();
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// Main simulation loop.
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while (!timer.done()) {
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// Report timestep.
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if (terminalOutput_) {
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std::ostringstream ss;
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timer.report(ss);
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OpmLog::debug(ss.str());
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}
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// write the inital state at the report stage
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if (timer.initialStep()) {
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Dune::Timer perfTimer;
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perfTimer.start();
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wellModel_().beginReportStep(timer.currentStepNum());
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ebosSimulator_.problem().writeOutput(false);
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report.output_write_time += perfTimer.stop();
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}
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// Run a multiple steps of the solver depending on the time step control.
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solverTimer.start();
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auto solver = createSolver(wellModel_());
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solver->model().beginReportStep(firstRestartStep);
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firstRestartStep = false;
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if (terminalOutput_) {
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std::ostringstream stepMsg;
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boost::posix_time::time_facet* facet = new boost::posix_time::time_facet("%d-%b-%Y");
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stepMsg.imbue(std::locale(std::locale::classic(), facet));
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stepMsg << "\nReport step " << std::setw(2) <<timer.currentStepNum()
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<< "/" << timer.numSteps()
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<< " at day " << (double)unit::convert::to(timer.simulationTimeElapsed(), unit::day)
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<< "/" << (double)unit::convert::to(timer.totalTime(), unit::day)
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<< ", date = " << timer.currentDateTime();
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OpmLog::info(stepMsg.str());
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}
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// If sub stepping is enabled allow the solver to sub cycle
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// in case the report steps are too large for the solver to converge
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//
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// \Note: The report steps are met in any case
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// \Note: The sub stepping will require a copy of the state variables
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if (adaptiveTimeStepping) {
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if (enableTUNING) {
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if (events.hasEvent(ScheduleEvents::TUNING_CHANGE,timer.currentStepNum())) {
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adaptiveTimeStepping->updateTUNING(schedule().getTuning(), timer.currentStepNum());
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}
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}
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bool event = events.hasEvent(ScheduleEvents::NEW_WELL, timer.currentStepNum()) ||
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events.hasEvent(ScheduleEvents::PRODUCTION_UPDATE, timer.currentStepNum()) ||
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events.hasEvent(ScheduleEvents::INJECTION_UPDATE, timer.currentStepNum()) ||
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events.hasEvent(ScheduleEvents::WELL_STATUS_CHANGE, timer.currentStepNum());
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stepReport = adaptiveTimeStepping->step(timer, *solver, event, nullptr);
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report += stepReport;
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failureReport_ += adaptiveTimeStepping->failureReport();
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}
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else {
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// solve for complete report step
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stepReport = solver->step(timer);
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report += stepReport;
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failureReport_ += solver->failureReport();
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if (terminalOutput_) {
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std::ostringstream ss;
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stepReport.reportStep(ss);
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OpmLog::info(ss.str());
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}
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}
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solver->model().endReportStep();
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// take time that was used to solve system for this reportStep
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solverTimer.stop();
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// update timing.
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report.solver_time += solverTimer.secsSinceStart();
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// Increment timer, remember well state.
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++timer;
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if (terminalOutput_) {
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if (!timer.initialStep()) {
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const std::string version = moduleVersionName();
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outputTimestampFIP(timer, version);
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}
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}
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// write simulation state at the report stage
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Dune::Timer perfTimer;
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perfTimer.start();
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const double nextstep = adaptiveTimeStepping ? adaptiveTimeStepping->suggestedNextStep() : -1.0;
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ebosSimulator_.problem().setNextTimeStepSize(nextstep);
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ebosSimulator_.problem().writeOutput(false);
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report.output_write_time += perfTimer.stop();
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if (terminalOutput_) {
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std::string msg =
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"Time step took " + std::to_string(solverTimer.secsSinceStart()) + " seconds; "
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"total solver time " + std::to_string(report.solver_time) + " seconds.";
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OpmLog::debug(msg);
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}
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}
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// Stop timer and create timing report
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totalTimer.stop();
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report.total_time = totalTimer.secsSinceStart();
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report.converged = true;
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return report;
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}
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/** \brief Returns the simulator report for the failed substeps of the simulation.
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*/
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const SimulatorReport& failureReport() const
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{ return failureReport_; };
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const Grid& grid() const
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{ return ebosSimulator_.vanguard().grid(); }
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protected:
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std::unique_ptr<Solver> createSolver(WellModel& wellModel)
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{
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auto model = std::unique_ptr<Model>(new Model(ebosSimulator_,
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modelParam_,
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wellModel,
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linearSolver_,
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terminalOutput_));
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return std::unique_ptr<Solver>(new Solver(solverParam_, std::move(model)));
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}
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void outputTimestampFIP(const SimulatorTimer& timer, const std::string version)
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{
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std::ostringstream ss;
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boost::posix_time::time_facet* facet = new boost::posix_time::time_facet("%d %b %Y");
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ss.imbue(std::locale(std::locale::classic(), facet));
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ss << "\n **************************************************************************\n"
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<< " Balance at" << std::setw(10) << (double)unit::convert::to(timer.simulationTimeElapsed(), unit::day) << " Days"
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<< " *" << std::setw(30) << eclState().getTitle() << " *\n"
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<< " Report " << std::setw(4) << timer.reportStepNum() << " " << timer.currentDateTime()
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<< " * Flow version " << std::setw(11) << version << " *\n"
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<< " **************************************************************************\n";
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OpmLog::note(ss.str());
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}
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const EclipseState& eclState() const
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{ return ebosSimulator_.vanguard().eclState(); }
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const Schedule& schedule() const
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{ return ebosSimulator_.vanguard().schedule(); }
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bool isRestart() const
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{
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const auto& initconfig = eclState().getInitConfig();
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return initconfig.restartRequested();
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}
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WellModel& wellModel_()
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{ return ebosSimulator_.problem().wellModel(); }
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const WellModel& wellModel_() const
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{ return ebosSimulator_.problem().wellModel(); }
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// Data.
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Simulator& ebosSimulator_;
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std::unique_ptr<WellConnectionAuxiliaryModule<TypeTag>> wellAuxMod_;
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SimulatorReport failureReport_;
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ModelParameters modelParam_;
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SolverParameters solverParam_;
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// Observed objects.
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NewtonIterationBlackoilInterface& linearSolver_;
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PhaseUsage phaseUsage_;
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// Misc. data
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bool terminalOutput_;
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};
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} // namespace Opm
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#endif // OPM_SIMULATOR_FULLY_IMPLICIT_BLACKOIL_EBOS_HPP
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