static void outputWaterCut(const Opm::Watercut& watercut, const std::string& output_dir) { // Write water cut curve. std::string fname = output_dir + "/watercut.txt"; std::ofstream os(fname.c_str()); if (!os) { OPM_THROW(std::runtime_error, "Failed to open " << fname); } watercut.write(os); }
SimulatorReport SimulatorCompressiblePolymer::Impl::run(SimulatorTimer& timer, PolymerBlackoilState& state, WellState& well_state) { std::vector<double> transport_src(grid_.number_of_cells); std::vector<double> polymer_inflow_c(grid_.number_of_cells); // Initialisation. std::vector<double> initial_pressure; std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } const double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0); std::vector<double> initial_porevol = porevol; // Main simulation loop. Opm::time::StopWatch pressure_timer; double ptime = 0.0; Opm::time::StopWatch transport_timer; double ttime = 0.0; Opm::time::StopWatch total_timer; total_timer.start(); double init_surfvol[2] = { 0.0 }; double inplace_surfvol[2] = { 0.0 }; double polymass = computePolymerMass(porevol, state.saturation(), state.getCellData( state.CONCENTRATION ), poly_props_.deadPoreVol()); double polymass_adsorbed = computePolymerAdsorbed(grid_, props_, poly_props_, state, rock_comp_props_); double init_polymass = polymass + polymass_adsorbed; double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; double tot_polyinj = 0.0; double tot_polyprod = 0.0; Opm::computeSaturatedVol(porevol, state.surfacevol(), init_surfvol); Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); Opm::WellReport wellreport; std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), 0.0, well_state.bhp(), well_state.perfRates()); } // Report timestep and (optionally) write state to disk. timer.report(std::cout); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); } initial_pressure = state.pressure(); // Solve pressure equation. if (check_well_controls_) { computeFractionalFlow(props_, poly_props_, allcells_, state.pressure(), state.temperature(), state.surfacevol(), state.saturation(), state.getCellData( state.CONCENTRATION ), state.getCellData( state.CMAX ) , fractional_flows); wells_manager_.applyExplicitReinjectionControls(well_resflows_phase, well_resflows_phase); } bool well_control_passed = !check_well_controls_; int well_control_iteration = 0; do { // Run solver pressure_timer.start(); psolver_.solve(timer.currentStepLength(), state, well_state); // Renormalize pressure if both fluids and rock are // incompressible, and there are no pressure // conditions (bcs or wells). It is deemed sufficient // for now to renormalize using geometric volume // instead of pore volume. if (psolver_.singularPressure()) { // Compute average pressures of previous and last // step, and total volume. double av_prev_press = 0.0; double av_press = 0.0; double tot_vol = 0.0; const int num_cells = grid_.number_of_cells; for (int cell = 0; cell < num_cells; ++cell) { av_prev_press += initial_pressure[cell]*grid_.cell_volumes[cell]; av_press += state.pressure()[cell]*grid_.cell_volumes[cell]; tot_vol += grid_.cell_volumes[cell]; } // Renormalization constant const double ren_const = (av_prev_press - av_press)/tot_vol; for (int cell = 0; cell < num_cells; ++cell) { state.pressure()[cell] += ren_const; } const int num_wells = (wells_ == NULL) ? 0 : wells_->number_of_wells; for (int well = 0; well < num_wells; ++well) { well_state.bhp()[well] += ren_const; } } // Stop timer and report pressure_timer.stop(); double pt = pressure_timer.secsSinceStart(); std::cout << "Pressure solver took: " << pt << " seconds." << std::endl; ptime += pt; // Optionally, check if well controls are satisfied. if (check_well_controls_) { Opm::computePhaseFlowRatesPerWell(*wells_, well_state.perfRates(), fractional_flows, well_resflows_phase); std::cout << "Checking well conditions." << std::endl; // For testing we set surface := reservoir well_control_passed = wells_manager_.conditionsMet(well_state.bhp(), well_resflows_phase, well_resflows_phase); ++well_control_iteration; if (!well_control_passed && well_control_iteration > max_well_control_iterations_) { OPM_THROW(std::runtime_error, "Could not satisfy well conditions in " << max_well_control_iterations_ << " tries."); } if (!well_control_passed) { std::cout << "Well controls not passed, solving again." << std::endl; } else { std::cout << "Well conditions met." << std::endl; } } } while (!well_control_passed); // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { initial_porevol = porevol; computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } // Process transport sources (to include bdy terms and well flows). Opm::computeTransportSource(props_, wells_, well_state, transport_src); // Find inflow rate. const double current_time = timer.simulationTimeElapsed(); double stepsize = timer.currentStepLength(); polymer_inflow_.getInflowValues(current_time, current_time + stepsize, polymer_inflow_c); // Solve transport. transport_timer.start(); if (num_transport_substeps_ != 1) { stepsize /= double(num_transport_substeps_); std::cout << "Making " << num_transport_substeps_ << " transport substeps." << std::endl; } double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; double polyinj = 0.0; double polyprod = 0.0; for (int tr_substep = 0; tr_substep < num_transport_substeps_; ++tr_substep) { tsolver_.solve(&state.faceflux()[0], initial_pressure, state.pressure(), state.temperature(), &initial_porevol[0], &porevol[0], &transport_src[0], &polymer_inflow_c[0], stepsize, state.saturation(), state.surfacevol(), state.getCellData( state.CONCENTRATION ), state.getCellData( state.CMAX )); double substep_injected[2] = { 0.0 }; double substep_produced[2] = { 0.0 }; double substep_polyinj = 0.0; double substep_polyprod = 0.0; Opm::computeInjectedProduced(props_, poly_props_, state, transport_src, polymer_inflow_c, stepsize, substep_injected, substep_produced, substep_polyinj, substep_polyprod); injected[0] += substep_injected[0]; injected[1] += substep_injected[1]; produced[0] += substep_produced[0]; produced[1] += substep_produced[1]; polyinj += substep_polyinj; polyprod += substep_polyprod; if (gravity_ != 0 && use_segregation_split_) { tsolver_.solveGravity(columns_, stepsize, state.saturation(), state.surfacevol(), state.getCellData( state.CONCENTRATION ), state.getCellData( state.CMAX )); } } transport_timer.stop(); double tt = transport_timer.secsSinceStart(); std::cout << "Transport solver took: " << tt << " seconds." << std::endl; ttime += tt; // Report volume balances. Opm::computeSaturatedVol(porevol, state.surfacevol(), inplace_surfvol); polymass = Opm::computePolymerMass(porevol, state.saturation(), state.getCellData( state.CONCENTRATION ), poly_props_.deadPoreVol()); polymass_adsorbed = Opm::computePolymerAdsorbed(grid_, props_, poly_props_, state, rock_comp_props_); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; tot_polyinj += polyinj; tot_polyprod += polyprod; std::cout.precision(5); const int width = 18; std::cout << "\nMass balance: " " water(surfvol) oil(surfvol) polymer(kg)\n"; std::cout << " In-place: " << std::setw(width) << inplace_surfvol[0] << std::setw(width) << inplace_surfvol[1] << std::setw(width) << polymass << std::endl; std::cout << " Adsorbed: " << std::setw(width) << 0.0 << std::setw(width) << 0.0 << std::setw(width) << polymass_adsorbed << std::endl; std::cout << " Injected: " << std::setw(width) << injected[0] << std::setw(width) << injected[1] << std::setw(width) << polyinj << std::endl; std::cout << " Produced: " << std::setw(width) << produced[0] << std::setw(width) << produced[1] << std::setw(width) << polyprod << std::endl; std::cout << " Total inj: " << std::setw(width) << tot_injected[0] << std::setw(width) << tot_injected[1] << std::setw(width) << tot_polyinj << std::endl; std::cout << " Total prod: " << std::setw(width) << tot_produced[0] << std::setw(width) << tot_produced[1] << std::setw(width) << tot_polyprod << std::endl; const double balance[3] = { init_surfvol[0] - inplace_surfvol[0] - tot_produced[0] + tot_injected[0], init_surfvol[1] - inplace_surfvol[1] - tot_produced[1] + tot_injected[1], init_polymass - polymass - tot_polyprod + tot_polyinj - polymass_adsorbed }; std::cout << " Initial - inplace + inj - prod: " << std::setw(width) << balance[0] << std::setw(width) << balance[1] << std::setw(width) << balance[2] << std::endl; std::cout << " Relative mass error: " << std::setw(width) << balance[0]/(init_surfvol[0] + tot_injected[0]) << std::setw(width) << balance[1]/(init_surfvol[1] + tot_injected[1]) << std::setw(width) << balance[2]/(init_polymass + tot_polyinj) << std::endl; std::cout.precision(8); watercut.push(timer.simulationTimeElapsed() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); if (wells_) { wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), timer.simulationTimeElapsed() + timer.currentStepLength(), well_state.bhp(), well_state.perfRates()); } if (output_) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); outputWaterCut(watercut, output_dir_); if (wells_) { outputWellReport(wellreport, output_dir_); } } total_timer.stop(); SimulatorReport report; report.pressure_time = ptime; report.transport_time = ttime; report.total_time = total_timer.secsSinceStart(); return report; }
SimulatorReport SimulatorCompressibleAd::Impl::run(SimulatorTimer& timer, BlackoilState& state, WellState& well_state) { std::vector<double> transport_src; // Initialisation. std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } const double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0); std::vector<double> initial_porevol = porevol; // Main simulation loop. Opm::time::StopWatch pressure_timer; double ptime = 0.0; Opm::time::StopWatch transport_timer; double ttime = 0.0; Opm::time::StopWatch step_timer; Opm::time::StopWatch total_timer; total_timer.start(); double init_surfvol[2] = { 0.0 }; double inplace_surfvol[2] = { 0.0 }; double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; Opm::computeSaturatedVol(porevol, state.surfacevol(), init_surfvol); Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); Opm::WellReport wellreport; std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), 0.0, well_state.bhp(), well_state.perfRates()); } std::fstream tstep_os; if (output_) { std::string filename = output_dir_ + "/step_timing.param"; tstep_os.open(filename.c_str(), std::fstream::out | std::fstream::app); } for (; !timer.done(); ++timer) { // Report timestep and (optionally) write state to disk. step_timer.start(); timer.report(std::cout); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); } SimulatorReport sreport; // Solve pressure equation. if (check_well_controls_) { computeFractionalFlow(props_, allcells_, state.pressure(), state.surfacevol(), state.saturation(), fractional_flows); wells_manager_.applyExplicitReinjectionControls(well_resflows_phase, well_resflows_phase); } bool well_control_passed = !check_well_controls_; int well_control_iteration = 0; do { // Run solver. pressure_timer.start(); std::vector<double> initial_pressure = state.pressure(); psolver_.solve(timer.currentStepLength(), state, well_state); #if 0 // Renormalize pressure if both fluids and rock are // incompressible, and there are no pressure // conditions (bcs or wells). It is deemed sufficient // for now to renormalize using geometric volume // instead of pore volume. if (psolver_.singularPressure()) { // Compute average pressures of previous and last // step, and total volume. double av_prev_press = 0.0; double av_press = 0.0; double tot_vol = 0.0; const int num_cells = grid_.number_of_cells; for (int cell = 0; cell < num_cells; ++cell) { av_prev_press += initial_pressure[cell]*grid_.cell_volumes[cell]; av_press += state.pressure()[cell]*grid_.cell_volumes[cell]; tot_vol += grid_.cell_volumes[cell]; } // Renormalization constant const double ren_const = (av_prev_press - av_press)/tot_vol; for (int cell = 0; cell < num_cells; ++cell) { state.pressure()[cell] += ren_const; } const int num_wells = (wells_ == NULL) ? 0 : wells_->number_of_wells; for (int well = 0; well < num_wells; ++well) { well_state.bhp()[well] += ren_const; } } #endif // Stop timer and report. pressure_timer.stop(); double pt = pressure_timer.secsSinceStart(); std::cout << "Pressure solver took: " << pt << " seconds." << std::endl; ptime += pt; sreport.pressure_time = pt; // Optionally, check if well controls are satisfied. if (check_well_controls_) { Opm::computePhaseFlowRatesPerWell(*wells_, well_state.perfRates(), fractional_flows, well_resflows_phase); std::cout << "Checking well conditions." << std::endl; // For testing we set surface := reservoir well_control_passed = wells_manager_.conditionsMet(well_state.bhp(), well_resflows_phase, well_resflows_phase); ++well_control_iteration; if (!well_control_passed && well_control_iteration > max_well_control_iterations_) { THROW("Could not satisfy well conditions in " << max_well_control_iterations_ << " tries."); } if (!well_control_passed) { std::cout << "Well controls not passed, solving again." << std::endl; } else { std::cout << "Well conditions met." << std::endl; } } } while (!well_control_passed); // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { initial_porevol = porevol; computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } // Process transport sources from well flows. Opm::computeTransportSource(props_, wells_, well_state, transport_src); // Solve transport. transport_timer.start(); double stepsize = timer.currentStepLength(); if (num_transport_substeps_ != 1) { stepsize /= double(num_transport_substeps_); std::cout << "Making " << num_transport_substeps_ << " transport substeps." << std::endl; } double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; for (int tr_substep = 0; tr_substep < num_transport_substeps_; ++tr_substep) { tsolver_.solve(&state.faceflux()[0], &state.pressure()[0], &initial_porevol[0], &porevol[0], &transport_src[0], stepsize, state.saturation(), state.surfacevol()); double substep_injected[2] = { 0.0 }; double substep_produced[2] = { 0.0 }; Opm::computeInjectedProduced(props_, state, transport_src, stepsize, substep_injected, substep_produced); injected[0] += substep_injected[0]; injected[1] += substep_injected[1]; produced[0] += substep_produced[0]; produced[1] += substep_produced[1]; if (gravity_ != 0 && use_segregation_split_) { tsolver_.solveGravity(columns_, stepsize, state.saturation(), state.surfacevol()); } } transport_timer.stop(); double tt = transport_timer.secsSinceStart(); sreport.transport_time = tt; std::cout << "Transport solver took: " << tt << " seconds." << std::endl; ttime += tt; // Report volume balances. Opm::computeSaturatedVol(porevol, state.surfacevol(), inplace_surfvol); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; std::cout.precision(5); const int width = 18; std::cout << "\nMass balance report.\n"; std::cout << " Injected surface volumes: " << std::setw(width) << injected[0] << std::setw(width) << injected[1] << std::endl; std::cout << " Produced surface volumes: " << std::setw(width) << produced[0] << std::setw(width) << produced[1] << std::endl; std::cout << " Total inj surface volumes: " << std::setw(width) << tot_injected[0] << std::setw(width) << tot_injected[1] << std::endl; std::cout << " Total prod surface volumes: " << std::setw(width) << tot_produced[0] << std::setw(width) << tot_produced[1] << std::endl; const double balance[2] = { init_surfvol[0] - inplace_surfvol[0] - tot_produced[0] + tot_injected[0], init_surfvol[1] - inplace_surfvol[1] - tot_produced[1] + tot_injected[1] }; std::cout << " Initial - inplace + inj - prod: " << std::setw(width) << balance[0] << std::setw(width) << balance[1] << std::endl; std::cout << " Relative mass error: " << std::setw(width) << balance[0]/(init_surfvol[0] + tot_injected[0]) << std::setw(width) << balance[1]/(init_surfvol[1] + tot_injected[1]) << std::endl; std::cout.precision(8); watercut.push(timer.currentTime() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); if (wells_) { wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), timer.currentTime() + timer.currentStepLength(), well_state.bhp(), well_state.perfRates()); } sreport.total_time = step_timer.secsSinceStart(); if (output_) { sreport.reportParam(tstep_os); } } if (output_) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); outputWaterCut(watercut, output_dir_); if (wells_) { outputWellReport(wellreport, output_dir_); } tstep_os.close(); } total_timer.stop(); SimulatorReport report; report.pressure_time = ptime; report.transport_time = ttime; report.total_time = total_timer.secsSinceStart(); return report; }
SimulatorReport SimulatorPolymer::Impl::run(SimulatorTimer& timer, PolymerState& state, WellState& well_state) { std::vector<double> transport_src; // Initialisation. std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } const double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0); // Main simulation loop. Opm::time::StopWatch pressure_timer; double ptime = 0.0; Opm::time::StopWatch transport_timer; double ttime = 0.0; Opm::time::StopWatch total_timer; total_timer.start(); double init_satvol[2] = { 0.0 }; double init_polymass = 0.0; double satvol[2] = { 0.0 }; double polymass = 0.0; double polymass_adsorbed = 0.0; double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; double polyinj = 0.0; double polyprod = 0.0; double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; double tot_polyinj = 0.0; double tot_polyprod = 0.0; Opm::computeSaturatedVol(porevol, state.saturation(), init_satvol); std::cout << "\nInitial saturations are " << init_satvol[0]/tot_porevol_init << " " << init_satvol[1]/tot_porevol_init << std::endl; Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); Opm::WellReport wellreport; std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); wellreport.push(props_, *wells_, state.saturation(), 0.0, well_state.bhp(), well_state.perfRates()); } for (; !timer.done(); ++timer) { // Report timestep and (optionally) write state to disk. timer.report(std::cout); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { outputState(grid_, state, timer.currentStepNum(), output_dir_); } // Solve pressure. do { pressure_timer.start(); psolver_.solve(timer.currentStepLength(), state, well_state); pressure_timer.stop(); double pt = pressure_timer.secsSinceStart(); std::cout << "Pressure solver took: " << pt << " seconds." << std::endl; ptime += pt; } while (false); // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } // Process transport sources (to include bdy terms and well flows). Opm::computeTransportSource(grid_, src_, state.faceflux(), 1.0, wells_, well_state.perfRates(), transport_src); // Find inflow rate. const double current_time = timer.currentTime(); double stepsize = timer.currentStepLength(); const double inflowc0 = poly_inflow_(current_time + 1e-5*stepsize); const double inflowc1 = poly_inflow_(current_time + (1.0 - 1e-5)*stepsize); if (inflowc0 != inflowc1) { std::cout << "**** Warning: polymer inflow rate changes during timestep. Using rate near start of step."; } const double inflow_c = inflowc0; // Solve transport. transport_timer.start(); if (num_transport_substeps_ != 1) { stepsize /= double(num_transport_substeps_); std::cout << "Making " << num_transport_substeps_ << " transport substeps." << std::endl; } for (int tr_substep = 0; tr_substep < num_transport_substeps_; ++tr_substep) { tsolver_.solve(&state.faceflux()[0], &porevol[0], &transport_src[0], stepsize, inflow_c, state.saturation(), state.concentration(), state.maxconcentration()); Opm::computeInjectedProduced(props_, poly_props_, state.saturation(), state.concentration(), state.maxconcentration(), transport_src, timer.currentStepLength(), inflow_c, injected, produced, polyinj, polyprod); if (use_segregation_split_) { tsolver_.solveGravity(columns_, &porevol[0], stepsize, state.saturation(), state.concentration(), state.maxconcentration()); } } transport_timer.stop(); double tt = transport_timer.secsSinceStart(); std::cout << "Transport solver took: " << tt << " seconds." << std::endl; ttime += tt; // Report volume balances. Opm::computeSaturatedVol(porevol, state.saturation(), satvol); polymass = Opm::computePolymerMass(porevol, state.saturation(), state.concentration(), poly_props_.deadPoreVol()); polymass_adsorbed = Opm::computePolymerAdsorbed(props_, poly_props_, porevol, state.maxconcentration()); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; tot_polyinj += polyinj; tot_polyprod += polyprod; std::cout.precision(5); const int width = 18; std::cout << "\nVolume and polymer mass balance: " " water(pv) oil(pv) polymer(kg)\n"; std::cout << " Saturated volumes: " << std::setw(width) << satvol[0]/tot_porevol_init << std::setw(width) << satvol[1]/tot_porevol_init << std::setw(width) << polymass << std::endl; std::cout << " Adsorbed volumes: " << std::setw(width) << 0.0 << std::setw(width) << 0.0 << std::setw(width) << polymass_adsorbed << std::endl; std::cout << " Injected volumes: " << std::setw(width) << injected[0]/tot_porevol_init << std::setw(width) << injected[1]/tot_porevol_init << std::setw(width) << polyinj << std::endl; std::cout << " Produced volumes: " << std::setw(width) << produced[0]/tot_porevol_init << std::setw(width) << produced[1]/tot_porevol_init << std::setw(width) << polyprod << std::endl; std::cout << " Total inj volumes: " << std::setw(width) << tot_injected[0]/tot_porevol_init << std::setw(width) << tot_injected[1]/tot_porevol_init << std::setw(width) << tot_polyinj << std::endl; std::cout << " Total prod volumes: " << std::setw(width) << tot_produced[0]/tot_porevol_init << std::setw(width) << tot_produced[1]/tot_porevol_init << std::setw(width) << tot_polyprod << std::endl; std::cout << " In-place + prod - inj: " << std::setw(width) << (satvol[0] + tot_produced[0] - tot_injected[0])/tot_porevol_init << std::setw(width) << (satvol[1] + tot_produced[1] - tot_injected[1])/tot_porevol_init << std::setw(width) << (polymass + tot_polyprod - tot_polyinj + polymass_adsorbed) << std::endl; std::cout << " Init - now - pr + inj: " << std::setw(width) << (init_satvol[0] - satvol[0] - tot_produced[0] + tot_injected[0])/tot_porevol_init << std::setw(width) << (init_satvol[1] - satvol[1] - tot_produced[1] + tot_injected[1])/tot_porevol_init << std::setw(width) << (init_polymass - polymass - tot_polyprod + tot_polyinj - polymass_adsorbed) << std::endl; std::cout.precision(8); watercut.push(timer.currentTime() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); if (wells_) { wellreport.push(props_, *wells_, state.saturation(), timer.currentTime() + timer.currentStepLength(), well_state.bhp(), well_state.perfRates()); } } if (output_) { outputState(grid_, state, timer.currentStepNum(), output_dir_); outputWaterCut(watercut, output_dir_); if (wells_) { outputWellReport(wellreport, output_dir_); } } total_timer.stop(); SimulatorReport report; report.pressure_time = ptime; report.transport_time = ttime; report.total_time = total_timer.secsSinceStart(); return report; }
SimulatorReport SimulatorIncompTwophase::Impl::run(SimulatorTimer& timer, TwophaseState& state, WellState& well_state) { std::vector<double> transport_src; // Initialisation. std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } const double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0); std::vector<double> initial_porevol = porevol; // Main simulation loop. Opm::time::StopWatch pressure_timer; double ptime = 0.0; Opm::time::StopWatch transport_timer; double ttime = 0.0; Opm::time::StopWatch callback_timer; double time_in_callbacks = 0.0; Opm::time::StopWatch step_timer; Opm::time::StopWatch total_timer; total_timer.start(); double init_satvol[2] = { 0.0 }; double satvol[2] = { 0.0 }; double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; Opm::computeSaturatedVol(porevol, state.saturation(), init_satvol); *log_ << "\nInitial saturations are " << init_satvol[0]/tot_porevol_init << " " << init_satvol[1]/tot_porevol_init << std::endl; Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); Opm::WellReport wellreport; std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); wellreport.push(props_, *wells_, state.saturation(), 0.0, well_state.bhp(), well_state.perfRates()); } std::fstream tstep_os; if (output_) { std::string filename = output_dir_ + "/step_timing.param"; tstep_os.open(filename.c_str(), std::fstream::out | std::fstream::app); } while (!timer.done()) { // Report timestep and (optionally) write state to disk. step_timer.start(); timer.report(*log_); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); if (use_reorder_) { // This use of dynamic_cast is not ideal, but should be safe. outputVectorMatlab(std::string("reorder_it"), dynamic_cast<const TransportSolverTwophaseReorder&>(*tsolver_).getReorderIterations(), timer.currentStepNum(), output_dir_); } } SimulatorReport sreport; // Solve pressure equation. if (check_well_controls_) { computeFractionalFlow(props_, allcells_, state.saturation(), fractional_flows); wells_manager_.applyExplicitReinjectionControls(well_resflows_phase, well_resflows_phase); } bool well_control_passed = !check_well_controls_; int well_control_iteration = 0; do { // Run solver. pressure_timer.start(); std::vector<double> initial_pressure = state.pressure(); psolver_.solve(timer.currentStepLength(), state, well_state); // Renormalize pressure if rock is incompressible, and // there are no pressure conditions (bcs or wells). // It is deemed sufficient for now to renormalize // using geometric volume instead of pore volume. if ((rock_comp_props_ == NULL || !rock_comp_props_->isActive()) && allNeumannBCs(bcs_) && allRateWells(wells_)) { // Compute average pressures of previous and last // step, and total volume. double av_prev_press = 0.0; double av_press = 0.0; double tot_vol = 0.0; const int num_cells = grid_.number_of_cells; for (int cell = 0; cell < num_cells; ++cell) { av_prev_press += initial_pressure[cell]*grid_.cell_volumes[cell]; av_press += state.pressure()[cell]*grid_.cell_volumes[cell]; tot_vol += grid_.cell_volumes[cell]; } // Renormalization constant const double ren_const = (av_prev_press - av_press)/tot_vol; for (int cell = 0; cell < num_cells; ++cell) { state.pressure()[cell] += ren_const; } const int num_wells = (wells_ == NULL) ? 0 : wells_->number_of_wells; for (int well = 0; well < num_wells; ++well) { well_state.bhp()[well] += ren_const; } } // Stop timer and report. pressure_timer.stop(); double pt = pressure_timer.secsSinceStart(); *log_ << "Pressure solver took: " << pt << " seconds." << std::endl; ptime += pt; sreport.pressure_time = pt; // Optionally, check if well controls are satisfied. if (check_well_controls_) { Opm::computePhaseFlowRatesPerWell(*wells_, well_state.perfRates(), fractional_flows, well_resflows_phase); *log_ << "Checking well conditions." << std::endl; // For testing we set surface := reservoir well_control_passed = wells_manager_.conditionsMet(well_state.bhp(), well_resflows_phase, well_resflows_phase); ++well_control_iteration; if (!well_control_passed && well_control_iteration > max_well_control_iterations_) { OPM_THROW(std::runtime_error, "Could not satisfy well conditions in " << max_well_control_iterations_ << " tries."); } if (!well_control_passed) { *log_ << "Well controls not passed, solving again." << std::endl; } else { *log_ << "Well conditions met." << std::endl; } } } while (!well_control_passed); // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { initial_porevol = porevol; computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } // Process transport sources (to include bdy terms and well flows). Opm::computeTransportSource(grid_, src_, state.faceflux(), 1.0, wells_, well_state.perfRates(), transport_src); // Solve transport. transport_timer.start(); double stepsize = timer.currentStepLength(); if (num_transport_substeps_ != 1) { stepsize /= double(num_transport_substeps_); *log_ << "Making " << num_transport_substeps_ << " transport substeps." << std::endl; } double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; for (int tr_substep = 0; tr_substep < num_transport_substeps_; ++tr_substep) { tsolver_->solve(&initial_porevol[0], &transport_src[0], stepsize, state); double substep_injected[2] = { 0.0 }; double substep_produced[2] = { 0.0 }; Opm::computeInjectedProduced(props_, state.saturation(), transport_src, stepsize, substep_injected, substep_produced); injected[0] += substep_injected[0]; injected[1] += substep_injected[1]; produced[0] += substep_produced[0]; produced[1] += substep_produced[1]; if (use_reorder_ && use_segregation_split_) { // Again, unfortunate but safe use of dynamic_cast. // Possible solution: refactor gravity solver to its own class. dynamic_cast<TransportSolverTwophaseReorder&>(*tsolver_) .solveGravity(&initial_porevol[0], stepsize, state); } watercut.push(timer.simulationTimeElapsed() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); if (wells_) { wellreport.push(props_, *wells_, state.saturation(), timer.simulationTimeElapsed() + timer.currentStepLength(), well_state.bhp(), well_state.perfRates()); } } transport_timer.stop(); double tt = transport_timer.secsSinceStart(); sreport.transport_time = tt; *log_ << "Transport solver took: " << tt << " seconds." << std::endl; ttime += tt; // Report volume balances. Opm::computeSaturatedVol(porevol, state.saturation(), satvol); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; reportVolumes(*log_, satvol, tot_porevol_init, tot_injected, tot_produced, injected, produced, init_satvol); sreport.total_time = step_timer.secsSinceStart(); if (output_) { sreport.reportParam(tstep_os); } // advance the timer to the end of the timestep *before* notifying // the client that the timestep is done ++timer; // notify all clients that we are done with the timestep callback_timer.start (); timestep_completed_.signal (); callback_timer.stop (); time_in_callbacks += callback_timer.secsSinceStart (); } if (output_) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); if (use_reorder_) { // This use of dynamic_cast is not ideal, but should be safe. outputVectorMatlab(std::string("reorder_it"), dynamic_cast<const TransportSolverTwophaseReorder&>(*tsolver_).getReorderIterations(), timer.currentStepNum(), output_dir_); } outputWaterCut(watercut, output_dir_); if (wells_) { outputWellReport(wellreport, output_dir_); } tstep_os.close(); } total_timer.stop(); SimulatorReport report; report.pressure_time = ptime; report.transport_time = ttime; report.total_time = total_timer.secsSinceStart() - time_in_callbacks; return report; }
SimulatorReport SimulatorFullyImplicitCompressiblePolymer::Impl::run(SimulatorTimer& timer, PolymerBlackoilState& state) { WellStateFullyImplicitBlackoil prev_well_state; // Initialisation. std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } std::vector<double> initial_porevol = porevol; std::vector<double> polymer_inflow_c(grid_.number_of_cells); // Main simulation loop. Opm::time::StopWatch solver_timer; double stime = 0.0; Opm::time::StopWatch step_timer; Opm::time::StopWatch total_timer; total_timer.start(); std::string tstep_filename = output_dir_ + "/step_timing.txt"; std::ofstream tstep_os(tstep_filename.c_str()); //Main simulation loop. while (!timer.done()) { #if 0 double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); } std::fstream tstep_os; if (output_) { std::string filename = output_dir_ + "/step_timing.param"; tstep_os.open(filename.c_str(), std::fstream::out | std::fstream::app); } #endif // Report timestep and (optionally) write state to disk. step_timer.start(); timer.report(std::cout); WellsManager wells_manager(eclipse_state_, timer.currentStepNum(), Opm::UgGridHelpers::numCells(grid_), Opm::UgGridHelpers::globalCell(grid_), Opm::UgGridHelpers::cartDims(grid_), Opm::UgGridHelpers::dimensions(grid_), Opm::UgGridHelpers::cell2Faces(grid_), Opm::UgGridHelpers::beginFaceCentroids(grid_), props_.permeability()); const Wells* wells = wells_manager.c_wells(); WellStateFullyImplicitBlackoil well_state; well_state.init(wells, state.blackoilState(), prev_well_state); //Compute polymer inflow. std::unique_ptr<PolymerInflowInterface> polymer_inflow_ptr; if (deck_->hasKeyword("WPOLYMER")) { if (wells_manager.c_wells() == 0) { OPM_THROW(std::runtime_error, "Cannot control polymer injection via WPOLYMER without wells."); } polymer_inflow_ptr.reset(new PolymerInflowFromDeck(deck_, eclipse_state_, *wells, Opm::UgGridHelpers::numCells(grid_), timer.currentStepNum())); } else { polymer_inflow_ptr.reset(new PolymerInflowBasic(0.0*Opm::unit::day, 1.0*Opm::unit::day, 0.0)); } std::vector<double> polymer_inflow_c(Opm::UgGridHelpers::numCells(grid_)); polymer_inflow_ptr->getInflowValues(timer.simulationTimeElapsed(), timer.simulationTimeElapsed() + timer.currentStepLength(), polymer_inflow_c); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); } if (output_) { if (timer.currentStepNum() == 0) { output_writer_.writeInit(timer); } output_writer_.writeTimeStep(timer, state.blackoilState(), well_state); } // Run solver. solver_timer.start(); FullyImplicitCompressiblePolymerSolver solver(grid_, props_, geo_, rock_comp_props_, polymer_props_, *wells_manager.c_wells(), linsolver_); solver.step(timer.currentStepLength(), state, well_state, polymer_inflow_c); // Stop timer and report. solver_timer.stop(); const double st = solver_timer.secsSinceStart(); std::cout << "Fully implicit solver took: " << st << " seconds." << std::endl; stime += st; // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { initial_porevol = porevol; computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } /* double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; double polyinj = 0; double polyprod = 0; Opm::computeInjectedProduced(props_, polymer_props_, state, transport_src, polymer_inflow_c, timer.currentStepLength(), injected, produced, polyinj, polyprod); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; watercut.push(timer.simulationTimeElapsed() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); std::cout.precision(5); const int width = 18; std::cout << "\nMass balance report.\n"; std::cout << " Injected reservoir volumes: " << std::setw(width) << injected[0] << std::setw(width) << injected[1] << std::endl; std::cout << " Produced reservoir volumes: " << std::setw(width) << produced[0] << std::setw(width) << produced[1] << std::endl; std::cout << " Total inj reservoir volumes: " << std::setw(width) << tot_injected[0] << std::setw(width) << tot_injected[1] << std::endl; std::cout << " Total prod reservoir volumes: " << std::setw(width) << tot_produced[0] << std::setw(width) << tot_produced[1] << std::endl; */ if (output_) { SimulatorReport step_report; step_report.pressure_time = st; step_report.total_time = step_timer.secsSinceStart(); step_report.reportParam(tstep_os); } ++timer; prev_well_state = well_state; } // Write final simulation state. if (output_) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); output_writer_.writeTimeStep(timer, state.blackoilState(), prev_well_state); } total_timer.stop(); SimulatorReport report; report.pressure_time = stime; report.transport_time = 0.0; report.total_time = total_timer.secsSinceStart(); return report; }
SimulatorReport SimulatorFullyImplicitBlackoil::Impl::run(SimulatorTimer& timer, BlackoilState& state, WellState& well_state) { // Initialisation. std::vector<double> porevol; if (rock_comp_props_ && rock_comp_props_->isActive()) { computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } else { computePorevolume(grid_, props_.porosity(), porevol); } // const double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0); std::vector<double> initial_porevol = porevol; // Main simulation loop. Opm::time::StopWatch solver_timer; double stime = 0.0; Opm::time::StopWatch step_timer; Opm::time::StopWatch total_timer; total_timer.start(); #if 0 // These must be changed for three-phase. double init_surfvol[2] = { 0.0 }; double inplace_surfvol[2] = { 0.0 }; double tot_injected[2] = { 0.0 }; double tot_produced[2] = { 0.0 }; Opm::computeSaturatedVol(porevol, state.surfacevol(), init_surfvol); Opm::Watercut watercut; watercut.push(0.0, 0.0, 0.0); Opm::WellReport wellreport; #endif std::vector<double> fractional_flows; std::vector<double> well_resflows_phase; if (wells_) { well_resflows_phase.resize((wells_->number_of_phases)*(wells_->number_of_wells), 0.0); #if 0 wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), 0.0, well_state.bhp(), well_state.perfRates()); #endif } std::fstream tstep_os; if (output_) { std::string filename = output_dir_ + "/step_timing.param"; tstep_os.open(filename.c_str(), std::fstream::out | std::fstream::app); } for (; !timer.done(); ++timer) { // Report timestep and (optionally) write state to disk. step_timer.start(); timer.report(std::cout); if (output_ && (timer.currentStepNum() % output_interval_ == 0)) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); outputWellStateMatlab(well_state,timer.currentStepNum(), output_dir_); } SimulatorReport sreport; // Solve pressure equation. // if (check_well_controls_) { // computeFractionalFlow(props_, allcells_, // state.pressure(), state.surfacevol(), state.saturation(), // fractional_flows); // wells_manager_.applyExplicitReinjectionControls(well_resflows_phase, well_resflows_phase); // } bool well_control_passed = !check_well_controls_; int well_control_iteration = 0; do { // Run solver. solver_timer.start(); std::vector<double> initial_pressure = state.pressure(); solver_.step(timer.currentStepLength(), state, well_state); // Stop timer and report. solver_timer.stop(); const double st = solver_timer.secsSinceStart(); std::cout << "Fully implicit solver took: " << st << " seconds." << std::endl; stime += st; sreport.pressure_time = st; // Optionally, check if well controls are satisfied. if (check_well_controls_) { Opm::computePhaseFlowRatesPerWell(*wells_, well_state.perfRates(), fractional_flows, well_resflows_phase); std::cout << "Checking well conditions." << std::endl; // For testing we set surface := reservoir well_control_passed = wells_manager_.conditionsMet(well_state.bhp(), well_resflows_phase, well_resflows_phase); ++well_control_iteration; if (!well_control_passed && well_control_iteration > max_well_control_iterations_) { OPM_THROW(std::runtime_error, "Could not satisfy well conditions in " << max_well_control_iterations_ << " tries."); } if (!well_control_passed) { std::cout << "Well controls not passed, solving again." << std::endl; } else { std::cout << "Well conditions met." << std::endl; } } } while (!well_control_passed); // Update pore volumes if rock is compressible. if (rock_comp_props_ && rock_comp_props_->isActive()) { initial_porevol = porevol; computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), porevol); } // The reports below are geared towards two phases only. #if 0 // Report mass balances. double injected[2] = { 0.0 }; double produced[2] = { 0.0 }; Opm::computeInjectedProduced(props_, state, transport_src, stepsize, injected, produced); Opm::computeSaturatedVol(porevol, state.surfacevol(), inplace_surfvol); tot_injected[0] += injected[0]; tot_injected[1] += injected[1]; tot_produced[0] += produced[0]; tot_produced[1] += produced[1]; std::cout.precision(5); const int width = 18; std::cout << "\nMass balance report.\n"; std::cout << " Injected surface volumes: " << std::setw(width) << injected[0] << std::setw(width) << injected[1] << std::endl; std::cout << " Produced surface volumes: " << std::setw(width) << produced[0] << std::setw(width) << produced[1] << std::endl; std::cout << " Total inj surface volumes: " << std::setw(width) << tot_injected[0] << std::setw(width) << tot_injected[1] << std::endl; std::cout << " Total prod surface volumes: " << std::setw(width) << tot_produced[0] << std::setw(width) << tot_produced[1] << std::endl; const double balance[2] = { init_surfvol[0] - inplace_surfvol[0] - tot_produced[0] + tot_injected[0], init_surfvol[1] - inplace_surfvol[1] - tot_produced[1] + tot_injected[1] }; std::cout << " Initial - inplace + inj - prod: " << std::setw(width) << balance[0] << std::setw(width) << balance[1] << std::endl; std::cout << " Relative mass error: " << std::setw(width) << balance[0]/(init_surfvol[0] + tot_injected[0]) << std::setw(width) << balance[1]/(init_surfvol[1] + tot_injected[1]) << std::endl; std::cout.precision(8); // Make well reports. watercut.push(timer.currentTime() + timer.currentStepLength(), produced[0]/(produced[0] + produced[1]), tot_produced[0]/tot_porevol_init); if (wells_) { wellreport.push(props_, *wells_, state.pressure(), state.surfacevol(), state.saturation(), timer.currentTime() + timer.currentStepLength(), well_state.bhp(), well_state.perfRates()); } #endif sreport.total_time = step_timer.secsSinceStart(); if (output_) { sreport.reportParam(tstep_os); } } if (output_) { if (output_vtk_) { outputStateVtk(grid_, state, timer.currentStepNum(), output_dir_); } outputStateMatlab(grid_, state, timer.currentStepNum(), output_dir_); outputWellStateMatlab(well_state,timer.currentStepNum(), output_dir_); #if 0 outputWaterCut(watercut, output_dir_); if (wells_) { outputWellReport(wellreport, output_dir_); } #endif tstep_os.close(); } total_timer.stop(); SimulatorReport report; report.pressure_time = stime; report.transport_time = 0.0; report.total_time = total_timer.secsSinceStart(); return report; }