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using self-copying when calculating well potentials

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in order to re-use the existing well model in stead of re-creating new
ones. The latter way really complicates the function createWellContainer
in BlackWellModel.
This commit is contained in:
Kai Bao 2019-07-31 15:39:56 +02:00
parent b7a36a6a72
commit 4d8afb8539
5 changed files with 66 additions and 65 deletions
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52
opm/simulators/wells/BlackoilWellModel_impl.hpp
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@ -1068,13 +1068,7 @@ namespace Opm {
const int np = numPhases();
well_potentials.resize(nw * np, 0.0);
const int reportStepIdx = ebosSimulator_.episodeIndex();
const double invalid_alq = -1e100;
const double invalid_vfp = -2147483647;
auto well_state_copy = well_state_;
const Wells* local_wells = clone_wells(wells());
std::vector<WellInterfacePtr> well_container_copy = createWellContainer(reportStepIdx, local_wells, /*allow_closing_opening_wells=*/ false, deferred_logger);
// average B factors are required for the convergence checking of well equations
// Note: this must be done on all processes, even those with
@ -1087,51 +1081,7 @@ namespace Opm {
const bool write_restart_file = ebosSimulator_.vanguard().eclState().getRestartConfig().getWriteRestartFile(reportStepIdx);
int exception_thrown = 0;
try {
for (const auto& well : well_container_copy) {
// Only compute the well potential when asked for
well->init(&phase_usage_, depth_, gravity_, number_of_cells_);
WellControls* wc = well->wellControls();
well_controls_clear(wc);
well_controls_assert_number_of_phases( wc , np);
if (well->wellType() == INJECTOR) {
const auto controls = well->wellEcl()->injectionControls(summaryState);
if (controls.hasControl(WellInjector::THP)) {
const double thp_limit = controls.thp_limit;
const int vfp_number = controls.vfp_table_number;
well_controls_add_new(THP, thp_limit, invalid_alq, vfp_number, NULL, wc);
}
// we always have a bhp limit
const double bhp_limit = controls.bhp_limit;
well_controls_add_new(BHP, bhp_limit, invalid_alq, invalid_vfp, NULL, wc);
} else {
const auto controls = well->wellEcl()->productionControls(summaryState);
if (controls.hasControl(WellProducer::THP)) {
const double thp_limit = controls.thp_limit;
const double alq_value = controls.alq_value;
const int vfp_number = controls.vfp_table_number;
well_controls_add_new(THP, thp_limit, alq_value, vfp_number, NULL, wc);
}
// we always have a bhp limit
const double bhp_limit = controls.bhp_limit;
well_controls_add_new(BHP, bhp_limit, invalid_alq, invalid_vfp, NULL, wc);
well->setVFPProperties(vfp_properties_.get());
}
if (has_polymer_)
{
const Grid& grid = ebosSimulator_.vanguard().grid();
if (PolymerModule::hasPlyshlog() || GET_PROP_VALUE(TypeTag, EnablePolymerMW) ) {
well->computeRepRadiusPerfLength(grid, cartesian_to_compressed_, deferred_logger);
}
}
for (const auto& well : well_container_) {
const bool needed_for_summary = ((summaryConfig.hasSummaryKey( "WWPI:" + well->name()) ||
summaryConfig.hasSummaryKey( "WOPI:" + well->name()) ||

19
opm/simulators/wells/MultisegmentWell_impl.hpp
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@ -548,23 +548,29 @@ namespace Opm
std::vector<double>& well_potentials,
Opm::DeferredLogger& deferred_logger)
{
// creating a copy of the well itself, to avoid messing up the explicit informations
// during this copy, the only information not copied properly is the well controls
MultisegmentWell<TypeTag> well(*this);
well.well_controls_ = this->createWellControlsWithBHPAndTHP(deferred_logger);
const int np = number_of_phases_;
well_potentials.resize(np, 0.0);
updatePrimaryVariables(well_state, deferred_logger);
well.updatePrimaryVariables(well_state, deferred_logger);
// initialize the primary variables in Evaluation, which is used in computePerfRate for computeWellPotentials
// TODO: for computeWellPotentials, no derivative is required actually
initPrimaryVariablesEvaluation();
well.initPrimaryVariablesEvaluation();
// get the bhp value based on the bhp constraints
const double bhp = Base::mostStrictBhpFromBhpLimits(deferred_logger);
const double bhp = well.mostStrictBhpFromBhpLimits(deferred_logger);
// does the well have a THP related constraint?
if ( !Base::wellHasTHPConstraints() ) {
if ( !well.wellHasTHPConstraints() ) {
assert(std::abs(bhp) != std::numeric_limits<double>::max());
computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
well.computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
} else {
const std::string msg = std::string("Well potential calculation is not supported for thp controlled multisegment wells \n")
@ -573,9 +579,10 @@ namespace Opm
+ "you will have to change the " + name() + " well to a standard well \n";
deferred_logger.warning("WELL_POTENTIAL_FOR_THP_NOT_IMPLEMENTED_FOR_MULTISEG_WELLS", msg);
return;
}
// destroy the newly created WellControls
well_controls_destroy(well.well_controls_);
}

27
opm/simulators/wells/StandardWell_impl.hpp
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@ -2430,23 +2430,30 @@ namespace Opm
std::vector<double>& well_potentials,
Opm::DeferredLogger& deferred_logger) // const
{
updatePrimaryVariables(well_state, deferred_logger);
computeWellConnectionPressures(ebosSimulator, well_state);
// creating a copy of the well itself, to avoid messing up the explicit informations
// during this copy, the only information not copied properly is the well controls
StandardWell<TypeTag> well(*this);
well.well_controls_ = this->createWellControlsWithBHPAndTHP(deferred_logger);
well.updatePrimaryVariables(well_state, deferred_logger);
well.computeWellConnectionPressures(ebosSimulator, well_state);
// initialize the primary variables in Evaluation, which is used in computePerfRate for computeWellPotentials
// TODO: for computeWellPotentials, no derivative is required actually
initPrimaryVariablesEvaluation();
well.initPrimaryVariablesEvaluation();
const int np = number_of_phases_;
well_potentials.resize(np, 0.0);
// get the bhp value based on the bhp constraints
const double bhp = mostStrictBhpFromBhpLimits(deferred_logger);
const double bhp = well.mostStrictBhpFromBhpLimits(deferred_logger);
// does the well have a THP related constraint?
if ( !wellHasTHPConstraints() ) {
if ( !well.wellHasTHPConstraints() ) {
assert(std::abs(bhp) != std::numeric_limits<double>::max());
computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
well.computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
} else {
// the well has a THP related constraint
// checking whether a well is newly added, it only happens at the beginning of the report step
@ -2458,7 +2465,7 @@ namespace Opm
}
} else {
// We need to generate a reasonable rates to start the iteration process
computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
well.computeWellRatesWithBhpPotential(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
for (double& value : well_potentials) {
// make the value a little safer in case the BHP limits are default ones
// TODO: a better way should be a better rescaling based on the investigation of the VFP table.
@ -2467,8 +2474,12 @@ namespace Opm
}
}
well_potentials = computeWellPotentialWithTHP(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
well_potentials = well.computeWellPotentialWithTHP(ebosSimulator, B_avg, bhp, well_potentials, deferred_logger);
}
// destroy the newly created WellControls
well_controls_destroy(well.well_controls_);
}

2
opm/simulators/wells/WellInterface.hpp
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@ -447,6 +447,8 @@ namespace Opm
void initCompletions();
WellControls* createWellControlsWithBHPAndTHP(DeferredLogger& deferred_logger) const;
// count the number of times an output log message is created in the productivity
// index calculations
int well_productivity_index_logger_counter_;

31
opm/simulators/wells/WellInterface_impl.hpp
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@ -1442,4 +1442,35 @@ namespace Opm
}
template<typename TypeTag>
WellControls*
WellInterface<TypeTag>::
createWellControlsWithBHPAndTHP(DeferredLogger& deferred_logger) const
{
WellControls* wc = well_controls_create();
well_controls_assert_number_of_phases(wc, number_of_phases_);
// a well always has a bhp limit
const double invalid_alq = -1e100;
const double invalid_vfp = -2147483647;
const double bhp_limit = this->mostStrictBhpFromBhpLimits(deferred_logger);
well_controls_add_new(BHP, bhp_limit, invalid_alq, invalid_vfp, NULL, wc);
if (this->wellHasTHPConstraints()) {
// it might be better to do it through EclipseState?
const double thp_limit = this->getTHPConstraint(deferred_logger);
const double thp_control_index = this->getControlIndex(THP);
const int vfp_number = well_controls_iget_vfp(well_controls_, thp_control_index);
const double alq = well_controls_iget_alq(well_controls_, thp_control_index);
well_controls_add_new(THP, thp_limit, alq, vfp_number, NULL, wc);
}
return wc;
}
}