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reorganize (Std|MS)Well::computeWellPotentials

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put shared parts in WellInterfaceGeneric::computeWellPotentials and
WellInterfaceGeneric::checkNegativeWellPotentials
This commit is contained in:
Arne Morten Kvarving 2023-05-12 12:53:59 +02:00
parent 4528f7800b
commit 768a4903a3
4 changed files with 98 additions and 111 deletions
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62
opm/simulators/wells/MultisegmentWell_impl.hpp
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@ -272,53 +272,12 @@ namespace Opm
std::vector<double>& well_potentials,
DeferredLogger& deferred_logger)
{
const int np = this->number_of_phases_;
well_potentials.resize(np, 0.0);
const auto [compute_potential, bhp_controlled_well] =
this->WellInterfaceGeneric::computeWellPotentials(well_potentials, well_state);
// Stopped wells have zero potential.
if (this->wellIsStopped()) {
if (!compute_potential) {
return;
}
this->operability_status_.has_negative_potentials = false;
// If the well is pressure controlled the potential equals the rate.
bool thp_controlled_well = false;
bool bhp_controlled_well = false;
const auto& ws = well_state.well(this->index_of_well_);
if (this->isInjector()) {
const Well::InjectorCMode& current = ws.injection_cmode;
if (current == Well::InjectorCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::InjectorCMode::BHP) {
bhp_controlled_well = true;
}
} else {
const Well::ProducerCMode& current = ws.production_cmode;
if (current == Well::ProducerCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::ProducerCMode::BHP) {
bhp_controlled_well = true;
}
}
if (!this->changed_to_open_this_step_ && (thp_controlled_well || bhp_controlled_well)) {
double total_rate = 0.0;
const double sign = this->isInjector() ? 1.0:-1.0;
for (int phase = 0; phase < np; ++phase){
total_rate += sign * ws.surface_rates[phase];
}
// for pressure controlled wells the well rates are the potentials
// if the rates are trivial we are most probably looking at the newly
// opened well, and we therefore make the effort of computing the potentials anyway.
if (total_rate > 0) {
for (int phase = 0; phase < np; ++phase){
well_potentials[phase] = sign * ws.surface_rates[phase];
}
return;
}
}
debug_cost_counter_ = 0;
// does the well have a THP related constraint?
@ -332,18 +291,9 @@ namespace Opm
deferred_logger.debug("Cost in iterations of finding well potential for well "
+ this->name() + ": " + std::to_string(debug_cost_counter_));
const double sign = this->isInjector() ? 1.0:-1.0;
double total_potential = 0.0;
for (int phase = 0; phase < np; ++phase){
well_potentials[phase] *= sign;
total_potential += well_potentials[phase];
}
if (total_potential < 0.0 && this->param_.check_well_operability_) {
// wells with negative potentials are not operable
this->operability_status_.has_negative_potentials = true;
const std::string msg = std::string("well ") + this->name() + std::string(": has non negative potentials is not operable");
deferred_logger.warning("NEGATIVE_POTENTIALS_INOPERABLE", msg);
}
this->checkNegativeWellPotentials(well_potentials,
this->param_.check_well_operability_,
deferred_logger);
}

62
opm/simulators/wells/StandardWell_impl.hpp
View File

@ -1714,53 +1714,13 @@ namespace Opm
std::vector<double>& well_potentials,
DeferredLogger& deferred_logger) // const
{
const int np = this->number_of_phases_;
well_potentials.resize(np, 0.0);
const auto [compute_potential, bhp_controlled_well] =
this->WellInterfaceGeneric::computeWellPotentials(well_potentials, well_state);
if (this->wellIsStopped()) {
if (!compute_potential) {
return;
}
this->operability_status_.has_negative_potentials = false;
// If the well is pressure controlled the potential equals the rate.
bool thp_controlled_well = false;
bool bhp_controlled_well = false;
const auto& ws = well_state.well(this->index_of_well_);
if (this->isInjector()) {
const Well::InjectorCMode& current = ws.injection_cmode;
if (current == Well::InjectorCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::InjectorCMode::BHP) {
bhp_controlled_well = true;
}
} else {
const Well::ProducerCMode& current = ws.production_cmode;
if (current == Well::ProducerCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::ProducerCMode::BHP) {
bhp_controlled_well = true;
}
}
if (!this->changed_to_open_this_step_ && (thp_controlled_well || bhp_controlled_well)) {
double total_rate = 0.0;
const double sign = this->isInjector() ? 1.0:-1.0;
for (int phase = 0; phase < np; ++phase){
total_rate += sign * ws.surface_rates[phase];
}
// for pressure controlled wells the well rates are the potentials
// if the rates are trivial we are most probably looking at the newly
// opened well and we therefore make the affort of computing the potentials anyway.
if (total_rate > 0) {
for (int phase = 0; phase < np; ++phase){
well_potentials[phase] = sign * ws.surface_rates[phase];
}
return;
}
}
// does the well have a THP related constraint?
const auto& summaryState = ebosSimulator.vanguard().summaryState();
if (!Base::wellHasTHPConstraints(summaryState) || bhp_controlled_well) {
@ -1773,6 +1733,7 @@ namespace Opm
// As a remedy the bhp that gives the largest potential is used.
// For converged cases, ws.bhp <=bhp for injectors and ws.bhp >= bhp,
// and the potentials will be computed using the limit as expected.
const auto& ws = well_state.well(this->index_of_well_);
if (this->isInjector())
bhp = std::max(ws.bhp, bhp);
else
@ -1785,18 +1746,9 @@ namespace Opm
well_potentials = computeWellPotentialWithTHP(ebosSimulator, deferred_logger, well_state);
}
const double sign = this->isInjector() ? 1.0:-1.0;
double total_potential = 0.0;
for (int phase = 0; phase < np; ++phase){
well_potentials[phase] *= sign;
total_potential += well_potentials[phase];
}
if (total_potential < 0.0 && this->param_.check_well_operability_) {
// wells with negative potentials are not operable
this->operability_status_.has_negative_potentials = true;
const std::string msg = std::string("well ") + this->name() + std::string(": has negative potentials and is not operable");
deferred_logger.warning("NEGATIVE_POTENTIALS_INOPERABLE", msg);
}
this->checkNegativeWellPotentials(well_potentials,
this->param_.check_well_operability_,
deferred_logger);
}

77
opm/simulators/wells/WellInterfaceGeneric.cpp
View File

@ -575,4 +575,81 @@ int WellInterfaceGeneric::polymerInjTable_() const
return this->well_ecl_.getPolymerProperties().m_plymwinjtable;
}
std::pair<bool,bool> WellInterfaceGeneric::
computeWellPotentials(std::vector<double>& well_potentials,
const WellState& well_state)
{
const int np = this->number_of_phases_;
well_potentials.resize(np, 0.0);
// Stopped wells have zero potential.
if (this->wellIsStopped()) {
return {false, false};
}
this->operability_status_.has_negative_potentials = false;
// If the well is pressure controlled the potential equals the rate.
bool thp_controlled_well = false;
bool bhp_controlled_well = false;
bool compute_potential = true;
const auto& ws = well_state.well(this->index_of_well_);
if (this->isInjector()) {
const Well::InjectorCMode& current = ws.injection_cmode;
if (current == Well::InjectorCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::InjectorCMode::BHP) {
bhp_controlled_well = true;
}
} else {
const Well::ProducerCMode& current = ws.production_cmode;
if (current == Well::ProducerCMode::THP) {
thp_controlled_well = true;
}
if (current == Well::ProducerCMode::BHP) {
bhp_controlled_well = true;
}
}
if (!this->changed_to_open_this_step_ &&
(thp_controlled_well || bhp_controlled_well)) {
double total_rate = 0.0;
const double sign = this->isInjector() ? 1.0 : -1.0;
for (int phase = 0; phase < np; ++phase){
total_rate += sign * ws.surface_rates[phase];
}
// for pressure controlled wells the well rates are the potentials
// if the rates are trivial we are most probably looking at the newly
// opened well, and we therefore make the effort of computing the potentials anyway.
if (total_rate > 0) {
for (int phase = 0; phase < np; ++phase){
well_potentials[phase] = sign * ws.surface_rates[phase];
}
compute_potential = false;
}
}
return {compute_potential, bhp_controlled_well};
}
void WellInterfaceGeneric::
checkNegativeWellPotentials(std::vector<double>& well_potentials,
const bool checkOperability,
DeferredLogger& deferred_logger)
{
const double sign = this->isInjector() ? 1.0 : -1.0;
double total_potential = 0.0;
for (int phase = 0; phase < this->number_of_phases_; ++phase) {
well_potentials[phase] *= sign;
total_potential += well_potentials[phase];
}
if (total_potential < 0.0 && checkOperability) {
// wells with negative potentials are not operable
this->operability_status_.has_negative_potentials = true;
const std::string msg = std::string("well ") + this->name() +
": has negative potentials and is not operable";
deferred_logger.warning("NEGATIVE_POTENTIALS_INOPERABLE", msg);
}
}
} // namespace Opm

8
opm/simulators/wells/WellInterfaceGeneric.hpp
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@ -214,6 +214,14 @@ protected:
bool wellUnderZeroRateTarget(const SummaryState& summary_state,
const WellState& well_state) const;
std::pair<bool,bool>
computeWellPotentials(std::vector<double>& well_potentials,
const WellState& well_state);
void checkNegativeWellPotentials(std::vector<double>& well_potentials,
const bool checkOperability,
DeferredLogger& deferred_logger);
// definition of the struct OperabilityStatus
struct OperabilityStatus {
bool isOperableAndSolvable() const {