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Unify group control equation codes.
This commit is contained in:
Atgeirr Flø Rasmussen
@@ -1814,6 +1814,255 @@ namespace Opm
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template <typename TypeTag>
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template <class EvalWell>
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void
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WellInterface<TypeTag>::getGroupInjectionControl(const Group& group,
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const WellState& well_state,
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const Opm::Schedule& schedule,
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const SummaryState& summaryState,
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const InjectorType& injectorType,
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const EvalWell& bhp,
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const EvalWell& injection_rate,
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EvalWell& control_eq,
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double efficiencyFactor)
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{
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if (!group.isAvailableForGroupControl()) {
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// We cannot go any further up the hierarchy. This could
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// be the FIELD group, or any group for which this has
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// been set in GCONINJE or GCONPROD. If we are here
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// anyway, it is likely that the deck set inconsistent
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// requirements, such as GRUP control mode on a well with
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// no appropriate controls defined on any of its
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// containing groups. We will therefore use the wells' bhp
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// limit equation as a fallback.
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const auto& controls = well_ecl_.injectionControls(summaryState);
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control_eq = bhp - controls.bhp_limit;
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return;
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}
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const auto& well = well_ecl_;
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const auto pu = phaseUsage();
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int phasePos = -1;
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Well::GuideRateTarget wellTarget;
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Phase injectionPhase;
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switch (injectorType) {
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case InjectorType::WATER:
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{
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phasePos = pu.phase_pos[BlackoilPhases::Aqua];
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wellTarget = Well::GuideRateTarget::WAT;
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injectionPhase = Phase::WATER;
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break;
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}
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case InjectorType::OIL:
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{
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phasePos = pu.phase_pos[BlackoilPhases::Liquid];
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wellTarget = Well::GuideRateTarget::OIL;
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injectionPhase = Phase::OIL;
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break;
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}
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case InjectorType::GAS:
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{
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phasePos = pu.phase_pos[BlackoilPhases::Vapour];
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wellTarget = Well::GuideRateTarget::GAS;
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injectionPhase = Phase::GAS;
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break;
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}
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default:
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// Should not be here.
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assert(false);
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}
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const Group::InjectionCMode& currentGroupControl = well_state.currentInjectionGroupControl(injectionPhase, group.name());
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if (currentGroupControl == Group::InjectionCMode::FLD ||
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currentGroupControl == Group::InjectionCMode::NONE) {
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// Inject share of parents control
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const auto& parent = schedule.getGroup( group.parent(), current_step_ );
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efficiencyFactor *= group.getGroupEfficiencyFactor();
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getGroupInjectionControl(parent, well_state, schedule, summaryState, injectorType, bhp, injection_rate, control_eq, efficiencyFactor);
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return;
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}
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assert(group.hasInjectionControl(injectionPhase));
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const auto& groupcontrols = group.injectionControls(injectionPhase, summaryState);
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const std::vector<double>& groupInjectionReductions = well_state.currentInjectionGroupReductionRates(group.name());
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double groupTargetReduction = groupInjectionReductions[phasePos];
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double fraction = wellGroupHelpers::fractionFromInjectionPotentials(well.name(),
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group.name(),
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schedule,
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well_state,
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current_step_,
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guide_rate_,
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GuideRateModel::convert_target(wellTarget),
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pu,
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injectionPhase,
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false);
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switch (currentGroupControl) {
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case Group::InjectionCMode::NONE:
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{
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// The NONE case is handled earlier
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assert(false);
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break;
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}
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case Group::InjectionCMode::RATE:
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{
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double target = std::max(0.0, (groupcontrols.surface_max_rate - groupTargetReduction)) / efficiencyFactor;
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control_eq = injection_rate - fraction * target;
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break;
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}
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case Group::InjectionCMode::RESV:
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{
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std::vector<double> convert_coeff(number_of_phases_, 1.0);
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rateConverter_.calcCoeff(/*fipreg*/ 0, pvtRegionIdx_, convert_coeff);
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double coeff = convert_coeff[phasePos];
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double target = std::max(0.0, (groupcontrols.resv_max_rate/coeff - groupTargetReduction)) / efficiencyFactor;
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control_eq = injection_rate - fraction * target;
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break;
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}
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case Group::InjectionCMode::REIN:
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{
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double productionRate = well_state.currentInjectionREINRates(groupcontrols.reinj_group)[phasePos];
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double target = std::max(0.0, (groupcontrols.target_reinj_fraction*productionRate - groupTargetReduction)) / efficiencyFactor;
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control_eq = injection_rate - fraction * target;
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break;
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}
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case Group::InjectionCMode::VREP:
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{
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std::vector<double> convert_coeff(number_of_phases_, 1.0);
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rateConverter_.calcCoeff(/*fipreg*/ 0, pvtRegionIdx_, convert_coeff);
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double coeff = convert_coeff[phasePos];
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double voidageRate = well_state.currentInjectionVREPRates(groupcontrols.voidage_group)*groupcontrols.target_void_fraction;
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double injReduction = 0.0;
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std::vector<double> groupInjectionReservoirRates = well_state.currentInjectionGroupReservoirRates(group.name());
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if (groupcontrols.phase != Phase::WATER)
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injReduction += groupInjectionReservoirRates[pu.phase_pos[BlackoilPhases::Aqua]];
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if (groupcontrols.phase != Phase::OIL)
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injReduction += groupInjectionReservoirRates[pu.phase_pos[BlackoilPhases::Liquid]];
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if (groupcontrols.phase != Phase::GAS)
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injReduction += groupInjectionReservoirRates[pu.phase_pos[BlackoilPhases::Vapour]];
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voidageRate -= injReduction;
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double target = std::max(0.0, ( voidageRate/coeff - groupTargetReduction)) / efficiencyFactor;
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control_eq = injection_rate - fraction * target;
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break;
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}
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case Group::InjectionCMode::FLD:
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{
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// The FLD case is handled earlier
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assert(false);
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break;
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}
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case Group::InjectionCMode::SALE:
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{
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// only for gas injectors
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assert (phasePos == pu.phase_pos[BlackoilPhases::Vapour]);
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// Gas injection rate = Total gas production rate + gas import rate - gas consumption rate - sales rate;
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double inj_rate = well_state.currentInjectionREINRates(group.name())[phasePos];
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if (schedule.gConSump(current_step_).has(group.name())) {
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const auto& gconsump = schedule.gConSump(current_step_).get(group.name(), summaryState);
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if (pu.phase_used[BlackoilPhases::Vapour]) {
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inj_rate += gconsump.import_rate;
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inj_rate -= gconsump.consumption_rate;
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}
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}
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const auto& gconsale = schedule.gConSale(current_step_).get(group.name(), summaryState);
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inj_rate -= gconsale.sales_target;
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double target = std::max(0.0, (inj_rate - groupTargetReduction)) / efficiencyFactor;
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control_eq = injection_rate - fraction * target;
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break;
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}
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// default:
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// OPM_DEFLOG_THROW(std::runtime_error, "Unvalid group control specified for group " + well.groupName(), deferred_logger );
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}
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}
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template <typename TypeTag>
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template <class EvalWell>
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void
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WellInterface<TypeTag>::getGroupProductionControl(const Group& group,
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const WellState& well_state,
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const Opm::Schedule& schedule,
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const SummaryState& summaryState,
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const EvalWell& bhp,
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const std::vector<EvalWell>& rates,
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EvalWell& control_eq,
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double efficiencyFactor)
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{
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const auto& well = well_ecl_;
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const auto pu = phaseUsage();
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const Group::ProductionCMode& currentGroupControl = well_state.currentProductionGroupControl(group.name());
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if (currentGroupControl == Group::ProductionCMode::FLD ||
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currentGroupControl == Group::ProductionCMode::NONE) {
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if (!group.isAvailableForGroupControl()) {
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// We cannot go any further up the hierarchy. This could
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// be the FIELD group, or any group for which this has
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// been set in GCONINJE or GCONPROD. If we are here
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// anyway, it is likely that the deck set inconsistent
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// requirements, such as GRUP control mode on a well with
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// no appropriate controls defined on any of its
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// containing groups. We will therefore use the wells' bhp
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// limit equation as a fallback.
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const auto& controls = well_ecl_.productionControls(summaryState);
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control_eq = bhp - controls.bhp_limit;
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return;
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} else {
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// Produce share of parents control
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const auto& parent = schedule.getGroup( group.parent(), current_step_ );
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efficiencyFactor *= group.getGroupEfficiencyFactor();
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getGroupProductionControl(parent, well_state, schedule, summaryState, bhp, rates, control_eq, efficiencyFactor);
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return;
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}
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}
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if (!group.isProductionGroup()) {
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// use bhp as control eq and let the updateControl code find a vallied control
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const auto& controls = well.productionControls(summaryState);
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control_eq = bhp - controls.bhp_limit;
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return;
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}
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// If we are here, we are at the topmost group to be visited in the recursion.
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// This is the group containing the control we will check against.
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wellGroupHelpers::TargetCalculator tcalc(currentGroupControl, pu, rateConverter_, pvtRegionIdx_);
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wellGroupHelpers::FractionCalculator fcalc(schedule, well_state, current_step_, guide_rate_, tcalc.guideTargetMode(), pu);
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auto localFraction = [&](const std::string& child) {
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return fcalc.localFraction(child, "");
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};
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auto localReduction = [&](const std::string& group_name) {
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const std::vector<double>& groupTargetReductions = well_state.currentProductionGroupReductionRates(group_name);
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return tcalc.calcModeRateFromRates(groupTargetReductions);
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};
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const double orig_target = tcalc.groupTarget(group.productionControls(summaryState));
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const auto chain = wellGroupHelpers::groupChainTopBot(name(), group.name(), schedule, current_step_);
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// Because 'name' is the last of the elements, and not an ancestor, we subtract one below.
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const size_t num_ancestors = chain.size() - 1;
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double target = orig_target;
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for (size_t ii = 0; ii < num_ancestors; ++ii) {
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target -= localReduction(chain[ii]);
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target *= localFraction(chain[ii+1]);
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}
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const double target_rate = target / efficiencyFactor;
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const auto current_rate = -tcalc.calcModeRateFromRates(rates); // Switch sign since 'rates' are negative for producers.
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control_eq = current_rate - target_rate;
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}
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} // namespace Opm
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