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opm-simulators/opm/core/wells/WellsGroup.cpp
Kai Bao d7b2d3368c fixing the comments. 
No change in the functions and results.
2016-11-16 11:40:10 +01:00

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/*
Copyright 2012 SINTEF ICT, Applied Mathematics.
This file is part of the Open Porous Media project (OPM).
OPM is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OPM is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <opm/core/wells/WellsGroup.hpp>
#include <opm/core/wells.h>
#include <opm/core/well_controls.h>
#include <opm/core/props/phaseUsageFromDeck.hpp>
#include <cmath>
#include <memory>
#include <iostream>
namespace
{
static double invalid_alq = -1e100;
static double invalid_vfp = -2147483647;
} //Namespace
namespace Opm
{
// ========== WellPhasesSummed methods ===========
WellPhasesSummed::WellPhasesSummed()
{
for (int i = 0; i < 3; ++i) {
res_inj_rates[i] = 0.0;
res_prod_rates[i] = 0.0;
surf_inj_rates[i] = 0.0;
surf_prod_rates[i] = 0.0;
}
}
void WellPhasesSummed::operator+=(const WellPhasesSummed& other)
{
for (int i = 0; i < 3; ++i) {
res_inj_rates[i] += other.res_inj_rates[i];
res_prod_rates[i] += other.res_prod_rates[i];
surf_inj_rates[i] += other.surf_inj_rates[i];
surf_prod_rates[i] += other.surf_prod_rates[i];
}
}
// ========== WellsGroupInterface methods ===========
WellsGroupInterface::WellsGroupInterface(const std::string& myname,
const double efficiency_factor,
const ProductionSpecification& prod_spec,
const InjectionSpecification& inje_spec,
const PhaseUsage& phase_usage)
: parent_(NULL),
individual_control_(true), // always begin with individual control
efficiency_factor_(efficiency_factor),
name_(myname),
production_specification_(prod_spec),
injection_specification_(inje_spec),
phase_usage_(phase_usage)
{
}
WellsGroupInterface::~WellsGroupInterface()
{
}
const WellsGroupInterface* WellsGroupInterface::getParent() const
{
return parent_;
}
WellsGroupInterface* WellsGroupInterface::getParent()
{
return parent_;
}
const std::string& WellsGroupInterface::name() const
{
return name_;
}
const PhaseUsage& WellsGroupInterface::phaseUsage() const
{
return phase_usage_;
}
bool WellsGroupInterface::isLeafNode() const
{
return false;
}
void WellsGroupInterface::setParent(WellsGroupInterface* parent)
{
parent_ = parent;
}
const ProductionSpecification& WellsGroupInterface::prodSpec() const
{
return production_specification_;
}
/// Injection specifications for the well or well group.
const InjectionSpecification& WellsGroupInterface::injSpec() const
{
return injection_specification_;
}
/// Production specifications for the well or well group.
ProductionSpecification& WellsGroupInterface::prodSpec()
{
return production_specification_;
}
/// Injection specifications for the well or well group.
InjectionSpecification& WellsGroupInterface::injSpec()
{
return injection_specification_;
}
/// Calculates the correct rate for the given ProductionSpecification::ControlMode
double WellsGroupInterface::rateByMode(const double* res_rates,
const double* surf_rates,
const ProductionSpecification::ControlMode mode)
{
switch (mode) {
case ProductionSpecification::ORAT:
return surf_rates[phaseUsage().phase_pos[BlackoilPhases::Liquid]];
case ProductionSpecification::WRAT:
return surf_rates[phaseUsage().phase_pos[BlackoilPhases::Aqua]];
case ProductionSpecification::GRAT:
return surf_rates[phaseUsage().phase_pos[BlackoilPhases::Vapour]];
case ProductionSpecification::LRAT:
return surf_rates[phaseUsage().phase_pos[BlackoilPhases::Liquid]]
+ surf_rates[phaseUsage().phase_pos[BlackoilPhases::Aqua]];
case ProductionSpecification::RESV:
{
double tot_rate = 0.0;
for (int phase = 0; phase < phaseUsage().num_phases; ++phase) {
tot_rate += res_rates[phase];
}
return tot_rate;
}
default:
OPM_THROW(std::runtime_error, "No rate associated with production control mode" << mode);
}
}
/// Calculates the correct rate for the given InjectionSpecification::ControlMode
double WellsGroupInterface::rateByMode(const double* res_rates,
const double* surf_rates,
const InjectionSpecification::ControlMode mode)
{
const double* rates = 0;
switch (mode) {
case InjectionSpecification::RATE:
rates = surf_rates;
break;
case InjectionSpecification::RESV:
rates = res_rates;
break;
default:
OPM_THROW(std::runtime_error, "No rate associated with injection control mode" << mode);
}
double tot_rate = 0.0;
for (int phase = 0; phase < phaseUsage().num_phases; ++phase) {
tot_rate += rates[phase];
}
return tot_rate;
}
double WellsGroupInterface::getTarget(ProductionSpecification::ControlMode mode)
{
double target = -1.0;
switch (mode) {
case ProductionSpecification::GRAT:
target = prodSpec().gas_max_rate_;
break;
case ProductionSpecification::WRAT:
target = prodSpec().water_max_rate_;
break;
case ProductionSpecification::ORAT:
target = prodSpec().oil_max_rate_;
break;
case ProductionSpecification::RESV:
target = prodSpec().reservoir_flow_max_rate_;
break;
case ProductionSpecification::LRAT:
target = prodSpec().liquid_max_rate_;
break;
case ProductionSpecification::GRUP:
OPM_THROW(std::runtime_error, "Can't query target production rate for GRUP control keyword");
break;
default:
OPM_THROW(std::runtime_error, "Unsupported control mode to query target " << mode);
break;
}
return target;
}
double WellsGroupInterface::getTarget(InjectionSpecification::ControlMode mode)
{
double target = -1.0;
switch (mode) {
case InjectionSpecification::RATE:
target = injSpec().surface_flow_max_rate_;
break;
case InjectionSpecification::RESV:
target = injSpec().reservoir_flow_max_rate_;
break;
case InjectionSpecification::GRUP:
OPM_THROW(std::runtime_error, "Can't query target production rate for GRUP control keyword");
break;
default:
OPM_THROW(std::runtime_error, "Unsupported control mode to query target " << mode);
break;
}
return target;
}
bool WellsGroupInterface::individualControl() const
{
return individual_control_;
}
void WellsGroupInterface::setIndividualControl(const bool individual_control)
{
individual_control_ = individual_control;
}
double WellsGroupInterface::efficiencyFactor() const
{
return efficiency_factor_;
}
void WellsGroupInterface::setEfficiencyFactor(const double efficiency_factor)
{
efficiency_factor_=efficiency_factor;
}
// ============== WellsGroup members =============
WellsGroupInterface* WellsGroup::findGroup(const std::string& name_of_node)
{
if (name() == name_of_node) {
return this;
} else {
for (size_t i = 0; i < children_.size(); i++) {
WellsGroupInterface* result = children_[i]->findGroup(name_of_node);
if (result) {
return result;
}
}
// Not found in this node.
return NULL;
}
}
WellsGroup::WellsGroup(const std::string& myname,
const double efficiency_factor,
const ProductionSpecification& prod_spec,
const InjectionSpecification& inj_spec,
const PhaseUsage& phase_usage)
: WellsGroupInterface(myname, efficiency_factor, prod_spec, inj_spec, phase_usage)
{
}
/// Sets the current active control to the provided one for all injectors within the group.
/// After this call, the combined rate (which rate depending on control_mode) of the group
/// shall be equal to target.
/// \param[in] only_group if true, only children that are under group control will be changed.
/// otherwise, all children will be set under group control
void WellsGroup::applyInjGroupControl(const InjectionSpecification::ControlMode control_mode,
const InjectionSpecification::InjectorType injector_type,
const double target,
const bool only_group)
{
if (injSpec().control_mode_ == InjectionSpecification::NONE) {
// TODO: for multiple level of group control, it can be wrong to return here.
return;
}
if (!only_group || injSpec().control_mode_ == InjectionSpecification::FLD) {
const double my_guide_rate = injectionGuideRate(only_group);
if (my_guide_rate == 0.0) {
// Nothing to do here
return;
}
for (size_t i = 0; i < children_.size(); ++i) {
const double child_target = target / efficiencyFactor() * children_[i]->injectionGuideRate(only_group) / my_guide_rate;
children_[i]->applyInjGroupControl(control_mode, injector_type, child_target, false);
}
injSpec().control_mode_ = InjectionSpecification::FLD;
}
}
/// Sets the current active control to the provided one for all producers within the group.
/// After this call, the combined rate (which rate depending on control_mode) of the group
/// shall be equal to target.
/// \param[in] only_group if true, only children that are under group control will be changed.
/// otherwise, all children will be set under group control
void WellsGroup::applyProdGroupControl(const ProductionSpecification::ControlMode control_mode,
const double target,
const bool only_group)
{
if (prodSpec().control_mode_ == ProductionSpecification::NONE) {
return;
}
if (!only_group || prodSpec().control_mode_ == ProductionSpecification::FLD) {
const double my_guide_rate = productionGuideRate(only_group);
if (my_guide_rate == 0.0) {
// Nothing to do here
return;
}
for (size_t i = 0; i < children_.size(); ++i) {
const double child_target = target / efficiencyFactor() * children_[i]->productionGuideRate(only_group) / my_guide_rate;
children_[i]->applyProdGroupControl(control_mode, child_target, only_group);
}
prodSpec().control_mode_ = ProductionSpecification::FLD;
}
}
bool WellsGroup::conditionsMet(const std::vector<double>& well_bhp,
const std::vector<double>& well_reservoirrates_phase,
const std::vector<double>& well_surfacerates_phase,
WellPhasesSummed& summed_phases)
{
// TODO: adding here for compilation, not sure everything will work correctly.
const InjectionSpecification::InjectorType injector_type = injSpec().injector_type_;
// Check children's constraints recursively.
WellPhasesSummed child_phases_summed;
for (size_t i = 0; i < children_.size(); ++i) {
WellPhasesSummed current_child_phases_summed;
if (!children_[i]->conditionsMet(well_bhp,
well_reservoirrates_phase,
well_surfacerates_phase,
current_child_phases_summed)) {
return false;
}
child_phases_summed += current_child_phases_summed;
}
// Injection constraints.
InjectionSpecification::ControlMode injection_modes[] = {InjectionSpecification::RATE,
InjectionSpecification::RESV};
// RATE
for (int mode_index = 0; mode_index < 2; ++mode_index) {
InjectionSpecification::ControlMode mode = injection_modes[mode_index];
if(injSpec().control_mode_ == mode) {
continue;
}
const double target_rate = getTarget(mode);
if (target_rate >= 0.0) {
double my_rate = rateByMode(child_phases_summed.res_inj_rates,
child_phases_summed.surf_inj_rates,
mode);
if (my_rate > target_rate) {
OpmLog::warning("Group " + InjectionSpecification::toString(mode)
+ " target not met for group " + name() + "\n"
+ "target = " + std::to_string(target_rate) + "\n"
+ "rate = " + std::to_string(my_rate));
applyInjGroupControl(mode, injector_type, target_rate, false);
injSpec().control_mode_ = mode;
return false;
}
}
}
// REIN
// \TODO: Add support for REIN controls.
// Production constraints.
ProductionSpecification::ControlMode production_modes[] = {ProductionSpecification::ORAT,
ProductionSpecification::WRAT,
ProductionSpecification::GRAT,
ProductionSpecification::LRAT,
ProductionSpecification::RESV};
bool production_violated = false;
ProductionSpecification::ControlMode production_mode_violated;
for (int mode_index = 0; mode_index < 5; ++mode_index) {
const ProductionSpecification::ControlMode mode = production_modes[mode_index];
if (prodSpec().control_mode_ == mode) {
continue;
}
const double target_rate = getTarget(mode);
if (target_rate >= 0.0) {
const double my_rate = rateByMode(child_phases_summed.res_prod_rates,
child_phases_summed.surf_prod_rates,
mode);
if (std::fabs(my_rate) > target_rate) {
OpmLog::warning("Group" + ProductionSpecification::toString(mode)
+ " target not met for group " + name() + "\n"
+ "target = " + std::to_string(target_rate) + '\n'
+ "rate = " + std::to_string(my_rate));
production_violated = true;
production_mode_violated = mode;
break;
}
}
}
if (production_violated) {
switch (prodSpec().procedure_) {
case ProductionSpecification::WELL:
getWorstOffending(well_reservoirrates_phase,
well_surfacerates_phase,
production_mode_violated).first->shutWell();
return false;
case ProductionSpecification::RATE:
applyProdGroupControl(production_mode_violated,
getTarget(production_mode_violated),
false);
return false;
case ProductionSpecification::NONE_P:
// Do nothing
return false;
}
}
summed_phases += child_phases_summed;
return true;
}
void WellsGroup::addChild(std::shared_ptr<WellsGroupInterface> child)
{
children_.push_back(child);
}
int WellsGroup::numberOfLeafNodes() {
// This could probably use some caching, but seeing as how the number of
// wells is relatively small, we'll do without for now.
int sum = 0;
for(size_t i = 0; i < children_.size(); i++) {
sum += children_[i]->numberOfLeafNodes();
}
return sum;
}
std::pair<WellNode*, double> WellsGroup::getWorstOffending(const std::vector<double>& well_reservoirrates_phase,
const std::vector<double>& well_surfacerates_phase,
ProductionSpecification::ControlMode mode)
{
std::pair<WellNode*, double> max;
for (size_t i = 0; i < children_.size(); i++) {
std::pair<WellNode*, double> child_max = children_[i]->getWorstOffending(well_reservoirrates_phase,
well_surfacerates_phase,
mode);
if (i == 0 || max.second < child_max.second) {
max = child_max;
}
}
return max;
}
void WellsGroup::applyProdGroupControls()
{
ProductionSpecification::ControlMode prod_mode = prodSpec().control_mode_;
switch (prod_mode) {
case ProductionSpecification::ORAT:
case ProductionSpecification::WRAT:
case ProductionSpecification::LRAT:
case ProductionSpecification::RESV:
{
// const double my_guide_rate = productionGuideRate(true);
const double my_guide_rate = productionGuideRate(false);
if (my_guide_rate == 0) {
OPM_THROW(std::runtime_error, "Can't apply group control for group " << name() << " as the sum of guide rates for all group controlled wells is zero.");
}
for (size_t i = 0; i < children_.size(); ++i ) {
// Apply for all children.
// Note, we do _not_ want to call the applyProdGroupControl in this object,
// as that would check if we're under group control, something we're not.
const double children_guide_rate = children_[i]->productionGuideRate(false);
children_[i]->applyProdGroupControl(prod_mode,
(children_guide_rate / my_guide_rate) * getTarget(prod_mode),
false);
}
break;
}
case ProductionSpecification::FLD:
case ProductionSpecification::NONE:
// Call all children
for (size_t i = 0; i < children_.size(); ++i ) {
children_[i]->applyProdGroupControls();
}
break;
default:
OPM_THROW(std::runtime_error, "Unhandled group production control type " << prod_mode);
}
}
void WellsGroup::applyInjGroupControls()
{
InjectionSpecification::ControlMode inj_mode = injSpec().control_mode_;
InjectionSpecification::InjectorType inj_type = injSpec().injector_type_;
switch (inj_mode) {
case InjectionSpecification::RATE:
case InjectionSpecification::RESV:
{
// all the wells will be assinged a group control target.
// TODO: when we consider WGRUPCON and well groups not responding to higher level group control
const double my_guide_rate = injectionGuideRate(false);
for (size_t i = 0; i < children_.size(); ++i) {
// Apply group control to all children.
const double children_guide_rate = children_[i]->injectionGuideRate(false);
children_[i]->applyInjGroupControl(inj_mode, inj_type,
(children_guide_rate / my_guide_rate) * getTarget(inj_mode) / efficiencyFactor(),
false);
}
return;
}
case InjectionSpecification::VREP:
case InjectionSpecification::REIN:
return;
case InjectionSpecification::FLD:
case InjectionSpecification::NONE:
// Call all children
for (size_t i = 0; i < children_.size(); ++i ) {
children_[i]->applyInjGroupControls();
}
return;
default:
OPM_THROW(std::runtime_error, "Unhandled group injection control mode " << inj_mode);
}
}
/// Calculates the production guide rate for the group.
/// \param[in] only_group If true, will only accumelate guide rates for
/// wells under group control
double WellsGroup::productionGuideRate(bool only_group)
{
double sum = 0.0;
for (size_t i = 0; i < children_.size(); ++i) {
if (only_group) {
if (!children_[i]->individualControl()) {
sum += children_[i]->productionGuideRate(only_group);
}
} else {
sum += children_[i]->productionGuideRate(only_group);
}
}
return sum;
}
/// Calculates the injection guide rate for the group.
/// \param[in] only_group If true, will only accumelate guide rates for
/// wells under group control
double WellsGroup::injectionGuideRate(bool only_group)
{
double sum = 0.0;
for (size_t i = 0; i < children_.size(); ++i) {
sum += children_[i]->injectionGuideRate(only_group);
}
return sum;
}
/// Gets the total production flow of the given phase.
/// \param[in] phase_flows A vector containing rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
/// \param[in] phase The phase for which to sum up.
double WellsGroup::getTotalProductionFlow(const std::vector<double>& phase_flows,
const BlackoilPhases::PhaseIndex phase) const
{
double sum = 0.0;
for (size_t i = 0; i < children_.size(); ++i) {
sum += children_[i]->getTotalProductionFlow(phase_flows, phase);
}
return sum;
}
double WellsGroup::getTotalVoidageRate(const std::vector<double>& well_voidage_rates)
{
double sum = 0.0;
for (size_t i = 0; i < children_.size(); ++i) {
sum += children_[i]->getTotalVoidageRate(well_voidage_rates);
}
return sum * efficiencyFactor();
}
/// Applies explicit reinjection controls. This must be called at each timestep to be correct.
/// \param[in] well_reservoirrates_phase
/// A vector containing reservoir rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
/// \param[in] well_surfacerates_phase
/// A vector containing surface rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
void WellsGroup::applyExplicitReinjectionControls(const std::vector<double>& well_reservoirrates_phase,
const std::vector<double>& well_surfacerates_phase)
{
const InjectionSpecification::InjectorType injector_type = injSpec().injector_type_;
if (injSpec().control_mode_ == InjectionSpecification::REIN) {
// Defaulting to water to satisfy -Wmaybe-uninitialized
BlackoilPhases::PhaseIndex phase = BlackoilPhases::Aqua;
switch (injSpec().injector_type_) {
case InjectionSpecification::WATER:
phase = BlackoilPhases::Aqua;
break;
case InjectionSpecification::GAS:
phase = BlackoilPhases::Vapour;
break;
case InjectionSpecification::OIL:
phase = BlackoilPhases::Liquid;
break;
}
const double total_produced = getTotalProductionFlow(well_surfacerates_phase, phase);
const double total_reinjected = - total_produced; // Production negative, injection positive
const double my_guide_rate = injectionGuideRate(true);
for (size_t i = 0; i < children_.size(); ++i) {
// Apply for all children.
// Note, we do _not_ want to call the applyProdGroupControl in this object,
// as that would check if we're under group control, something we're not.
const double children_guide_rate = children_[i]->injectionGuideRate(true);
#ifdef DIRTY_WELLCTRL_HACK
children_[i]->applyInjGroupControl(InjectionSpecification::RESV,
(children_guide_rate / my_guide_rate) * total_reinjected * injSpec().reinjection_fraction_target_,
true);
#else
children_[i]->applyInjGroupControl(InjectionSpecification::RATE, injector_type,
(children_guide_rate / my_guide_rate) * total_reinjected * injSpec().reinjection_fraction_target_,
true);
#endif
}
}
else if (injSpec().control_mode_ == InjectionSpecification::VREP) {
double total_produced = 0.0;
if (phaseUsage().phase_used[BlackoilPhases::Aqua]) {
total_produced += getTotalProductionFlow(well_reservoirrates_phase, BlackoilPhases::Aqua);
}
if (phaseUsage().phase_used[BlackoilPhases::Liquid]) {
total_produced += getTotalProductionFlow(well_reservoirrates_phase, BlackoilPhases::Liquid);
}
if (phaseUsage().phase_used[BlackoilPhases::Vapour]) {
total_produced += getTotalProductionFlow(well_reservoirrates_phase, BlackoilPhases::Vapour);
}
const double total_reinjected = - total_produced; // Production negative, injection positive
const double my_guide_rate = injectionGuideRate(true);
for (size_t i = 0; i < children_.size(); ++i) {
// Apply for all children.
// Note, we do _not_ want to call the applyProdGroupControl in this object,
// as that would check if we're under group control, something we're not.
const double children_guide_rate = children_[i]->injectionGuideRate(false);
children_[i]->applyInjGroupControl(InjectionSpecification::RESV, injector_type,
(children_guide_rate / my_guide_rate) * total_reinjected * injSpec().voidage_replacment_fraction_,
false);
}
}
}
void WellsGroup::applyVREPGroupControls(const std::vector<double>& well_voidage_rates,
const std::vector<double>& conversion_coeffs)
{
const InjectionSpecification::ControlMode inj_mode = injSpec().control_mode_;
switch (inj_mode) {
case InjectionSpecification::VREP:
{
const double total_reinjected = getTotalVoidageRate(well_voidage_rates);
// TODO: we might need the reservoir condition well potentials here
const double my_guide_rate = injectionGuideRate(false);
for (size_t i = 0; i < children_.size(); ++i ) {
const double child_guide_rate = children_[i]->injectionGuideRate(false);
const double child_target = child_guide_rate / my_guide_rate * total_reinjected / efficiencyFactor()
* injSpec().voidage_replacment_fraction_;
children_[i]->applyVREPGroupControl(child_target, well_voidage_rates, conversion_coeffs, false);
}
}
break;
default:
{
for (size_t i = 0; i < children_.size(); ++i ) {
children_[i]->applyVREPGroupControls(well_voidage_rates, conversion_coeffs);
}
}
}
}
// TODO: actually, it is not tested since it never get into this function.
void WellsGroup::applyVREPGroupControl(const double target,
const std::vector<double>& well_voidage_rates,
const std::vector<double>& conversion_coeffs,
const bool only_group)
{
if (injSpec().control_mode_ == InjectionSpecification::NONE) {
// TODO: for multiple level of group control, it can be wrong to return here.
return;
}
// TODO: this condition will eventually be wrong.
if (!only_group || injSpec().control_mode_ == InjectionSpecification::FLD) {
// We should provide the well potentials under reservoir condition.
const double my_guide_rate = injectionGuideRate(only_group);
if (my_guide_rate == 0.0) {
// TODO: might not should return here
// Nothing to do here
return;
}
for (size_t i = 0; i < children_.size(); ++i) {
const double child_target = target / efficiencyFactor() * children_[i]->injectionGuideRate(only_group) / my_guide_rate;
children_[i]->applyVREPGroupControl(child_target, well_voidage_rates, conversion_coeffs, false);
}
// I do not know why here.
injSpec().control_mode_ = InjectionSpecification::FLD;
}
}
void WellsGroup::updateWellProductionTargets(const std::vector<double>& well_rates)
{
// TODO: currently, we only handle the level of the well groups for the moment, i.e. the level just above wells
// We believe the relations between groups are similar to the relations between different wells inside the same group.
// While there will be somre more complication invloved for sure.
// Basically, we need to update the target rates for the wells still under group control.
ProductionSpecification::ControlMode prod_mode = prodSpec().control_mode_;
double target_rate = -1.0;
switch(prod_mode) {
case ProductionSpecification::FLD :
{
auto* parent_node = getParent();
prod_mode = parent_node->prodSpec().control_mode_;
target_rate = parent_node->getTarget(prod_mode) / parent_node->efficiencyFactor();
break;
}
case ProductionSpecification::LRAT :
case ProductionSpecification::ORAT :
case ProductionSpecification::GRAT :
case ProductionSpecification::WRAT :
target_rate = getTarget(prod_mode);
break;
default:
OPM_THROW(std::runtime_error, "Not supporting type " << ProductionSpecification::toString(prod_mode) <<
" when updating well targets ");
}
target_rate /= efficiencyFactor();
// the rates contributed from wells under individual control due to their own limits.
// TODO: will handle wells specified not to join group control later.
double rate_individual_control = 0.;
for (size_t i = 0; i < children_.size(); ++i) {
if (children_[i]->individualControl()) {
rate_individual_control += std::abs(children_[i]->getProductionRate(well_rates, prod_mode) * children_[i]->efficiencyFactor());
}
}
// the rates left for the wells under group control to split
const double rate_for_group_control = target_rate - rate_individual_control;
const double my_guide_rate = productionGuideRate(true);
for (size_t i = 0; i < children_.size(); ++i) {
if (!children_[i]->individualControl()) {
const double children_guide_rate = children_[i]->productionGuideRate(true);
children_[i]->applyProdGroupControl(prod_mode, (children_guide_rate / my_guide_rate) * rate_for_group_control, true);
children_[i]->setTargetUpdated(true);
}
}
}
void WellsGroup::updateWellInjectionTargets(const std::vector<double>& /*well_rates*/)
{
// NOT doing anything yet.
// Will finish it when having an examples with more than one injection wells within same injection group.
}
void WellsGroup::setTargetUpdated(const bool /* flag */)
{
// do nothing
}
double WellsGroup::getProductionRate(const std::vector<double>& well_rates,
const ProductionSpecification::ControlMode prod_mode) const
{
double total_production_rate = 0.0;
for (const std::shared_ptr<const WellsGroupInterface>& child_node : children_) {
total_production_rate += child_node->getProductionRate(well_rates, prod_mode);
}
return total_production_rate;
}
// ============== WellNode members ============
WellNode::WellNode(const std::string& myname,
const double efficiency_factor,
const ProductionSpecification& prod_spec,
const InjectionSpecification& inj_spec,
const PhaseUsage& phase_usage)
: WellsGroupInterface(myname, efficiency_factor, prod_spec, inj_spec, phase_usage),
wells_(0),
self_index_(-1),
group_control_index_(-1),
shut_well_(true), // This is default for now
target_updated_(false) // This is default for now, not sure whether to use the default value
{
}
bool WellNode::conditionsMet(const std::vector<double>& well_bhp,
const std::vector<double>& well_reservoirrates_phase,
const std::vector<double>& well_surfacerates_phase,
WellPhasesSummed& summed_phases)
{
// Report on our rates.
const int np = phaseUsage().num_phases;
for (int phase = 0; phase < np; ++phase) {
if (isInjector()) {
summed_phases.res_inj_rates[phase] = well_reservoirrates_phase[np*self_index_ + phase];
summed_phases.surf_inj_rates[phase] = well_surfacerates_phase[np*self_index_ + phase];
} else {
summed_phases.res_prod_rates[phase] = well_reservoirrates_phase[np*self_index_ + phase];
summed_phases.surf_prod_rates[phase] = well_surfacerates_phase[np*self_index_ + phase];
}
}
// Check constraints.
const WellControls * ctrls = wells_->ctrls[self_index_];
for (int ctrl_index = 0; ctrl_index < well_controls_get_num(ctrls); ++ctrl_index) {
if (ctrl_index == well_controls_get_current(ctrls) || ctrl_index == group_control_index_) {
// We do not check constraints that either were used
// as the active control, or that come from group control.
continue;
}
bool ctrl_violated = false;
switch (well_controls_iget_type(ctrls , ctrl_index)) {
case BHP: {
const double my_well_bhp = well_bhp[self_index_];
const double my_target_bhp = well_controls_iget_target( ctrls , ctrl_index);
ctrl_violated = isProducer() ? (my_target_bhp > my_well_bhp)
: (my_target_bhp < my_well_bhp);
if (ctrl_violated) {
OpmLog::info("BHP limit violated for well " + name() + ":\n"
+ "BHP limit = " + std::to_string(my_target_bhp)
+ "BHP = " + std::to_string(my_well_bhp));
}
break;
}
case THP: {
//TODO: Implement support
OPM_THROW(std::invalid_argument, "THP not implemented in WellNode::conditionsMet.");
}
case RESERVOIR_RATE: {
double my_rate = 0.0;
const double * ctrls_distr = well_controls_iget_distr( ctrls , ctrl_index );
for (int phase = 0; phase < np; ++phase) {
my_rate += ctrls_distr[phase] * well_reservoirrates_phase[np*self_index_ + phase];
}
const double my_rate_target = well_controls_iget_target(ctrls , ctrl_index);
ctrl_violated = std::fabs(my_rate) - std::fabs(my_rate_target)> std::max(std::abs(my_rate), std::abs(my_rate_target))*1e-6;
if (ctrl_violated) {
OpmLog::info("RESERVOIR_RATE limit violated for well " + name() + ":\n"
+ "rate limit = " + std::to_string(my_rate_target)
+ "rate = " + std::to_string(my_rate));
}
break;
}
case SURFACE_RATE: {
double my_rate = 0.0;
const double * ctrls_distr = well_controls_iget_distr( ctrls , ctrl_index );
for (int phase = 0; phase < np; ++phase) {
my_rate += ctrls_distr[phase] * well_surfacerates_phase[np*self_index_ + phase];
}
const double my_rate_target = well_controls_iget_target(ctrls , ctrl_index);
ctrl_violated = std::fabs(my_rate) > std::fabs(my_rate_target);
if (ctrl_violated) {
OpmLog::info("SURFACE_RATE limit violated for well " + name() + ":\n"
+ "rate limit = " + std::to_string(my_rate_target)
+ "rate = " + std::to_string(my_rate));
}
break;
}
} // end of switch()
if (ctrl_violated) {
set_current_control(self_index_, ctrl_index, wells_);
return false;
}
}
return true;
}
WellsGroupInterface* WellNode::findGroup(const std::string& name_of_node)
{
if (name() == name_of_node) {
return this;
} else {
return NULL;
}
}
bool WellNode::isLeafNode() const
{
return true;
}
void WellNode::setWellsPointer(Wells* wells, int self_index)
{
wells_ = wells;
self_index_ = self_index;
}
int WellNode::numberOfLeafNodes()
{
return 1;
}
void WellNode::shutWell()
{
if (shut_well_) {
well_controls_stop_well( wells_->ctrls[self_index_]);
}
else {
const double target = 0.0;
const double alq = 0.0;
const double distr[3] = {1.0, 1.0, 1.0};
if (group_control_index_ < 0) {
// The well only had its own controls, no group controls.
append_well_controls(SURFACE_RATE, target,
invalid_alq, invalid_vfp,
distr, self_index_, wells_);
group_control_index_ = well_controls_get_num(wells_->ctrls[self_index_]) - 1;
} else {
// We will now modify the last control, that
// "belongs to" the group control.
well_controls_iset_type( wells_->ctrls[self_index_] , group_control_index_ , SURFACE_RATE);
well_controls_iset_target( wells_->ctrls[self_index_] , group_control_index_ , target);
well_controls_iset_alq( wells_->ctrls[self_index_] , group_control_index_ , alq);
well_controls_iset_distr(wells_->ctrls[self_index_] , group_control_index_ , distr);
}
well_controls_open_well( wells_->ctrls[self_index_]);
}
}
std::pair<WellNode*, double> WellNode::getWorstOffending(const std::vector<double>& well_reservoirrates_phase,
const std::vector<double>& well_surfacerates_phase,
ProductionSpecification::ControlMode mode)
{
const int np = phaseUsage().num_phases;
const int index = self_index_*np;
return std::pair<WellNode*, double>(this,
rateByMode(&well_reservoirrates_phase[index],
&well_surfacerates_phase[index],
mode));
}
void WellNode::applyInjGroupControl(const InjectionSpecification::ControlMode control_mode,
const InjectionSpecification::InjectorType injector_type,
const double target,
const bool only_group)
{
if ( !isInjector() ) {
// assert(target == 0.0);
return;
}
if (only_group && individualControl()) {
return;
}
// considering the efficiency factor
const double effective_target = target / efficiencyFactor();
const int* phase_pos = phaseUsage().phase_pos;
const int* phase_used = phaseUsage().phase_used;
double distr[3] = { 0.0, 0.0, 0.0 };
switch(injector_type) {
case InjectionSpecification::WATER:
if (!phase_used[BlackoilPhases::Aqua]) {
OPM_THROW(std::runtime_error, "Water phase not active while WATER phase injection specified.");
}
distr[phase_pos[BlackoilPhases::Aqua]] = 1.0;
break;
case InjectionSpecification::OIL:
if (!phase_used[BlackoilPhases::Liquid]) {
OPM_THROW(std::runtime_error, "Oil phase not active while OIL phase injection specified.");
}
distr[phase_pos[BlackoilPhases::Liquid]] = 1.0;
break;
case InjectionSpecification::GAS:
if (!phase_used[BlackoilPhases::Vapour]) {
OPM_THROW(std::runtime_error, "Gas phase not active while GAS phase injection specified.");
}
distr[phase_pos[BlackoilPhases::Vapour]] = 1.0;
break;
default:
OPM_THROW(std::runtime_error, "Group injection phase not handled: " << InjectionSpecification::toString(injector_type));
}
WellControlType wct;
switch (control_mode) {
case InjectionSpecification::RATE:
wct = SURFACE_RATE;
break;
case InjectionSpecification::RESV:
wct = RESERVOIR_RATE;
break;
default:
OPM_THROW(std::runtime_error, "Group injection control mode not handled: " << control_mode);
}
if (group_control_index_ < 0) {
// The well only had its own controls, no group controls.
append_well_controls(wct, effective_target, invalid_alq, invalid_vfp, distr, self_index_, wells_);
group_control_index_ = well_controls_get_num(wells_->ctrls[self_index_]) - 1;
// It will possibly be changed when initializing WellState
// set_current_control(self_index_, group_control_index_, wells_);
} else {
// We will now modify the last control, that
// "belongs to" the group control.
well_controls_iset_type(wells_->ctrls[self_index_] , group_control_index_ , wct);
well_controls_iset_target(wells_->ctrls[self_index_] , group_control_index_ , effective_target);
well_controls_iset_alq(wells_->ctrls[self_index_] , group_control_index_ , -1e100);
well_controls_iset_distr(wells_->ctrls[self_index_] , group_control_index_ , distr);
}
}
/// Gets the total production flow of the given phase.
/// \param[in] phase_flows A vector containing rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
/// \param[in] phase The phase for which to sum up.
double WellNode::getTotalProductionFlow(const std::vector<double>& phase_flows,
const BlackoilPhases::PhaseIndex phase) const
{
if (isInjector()) {
return 0.0;
}
return phase_flows[self_index_*phaseUsage().num_phases + phaseUsage().phase_pos[phase]];
}
double WellNode::getTotalVoidageRate(const std::vector<double>& well_voidage_rates)
{
if (isProducer()) {
return well_voidage_rates[self_index_] * efficiencyFactor();
} else {
return 0;
}
}
WellType WellNode::type() const {
return wells_->type[self_index_];
}
/// Applies explicit reinjection controls. This must be called at each timestep to be correct.
/// \param[in] well_reservoirrates_phase
/// A vector containing reservoir rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
/// \param[in] well_surfacerates_phase
/// A vector containing surface rates by phase for each well.
/// Is assumed to be ordered the same way as the related Wells-struct,
/// with all phase rates of a single well adjacent in the array.
void WellNode::applyExplicitReinjectionControls(const std::vector<double>&,
const std::vector<double>&)
{
// Do nothing at well level.
}
void WellNode::applyVREPGroupControls(const std::vector<double>&,
const std::vector<double>&)
{
// It is the end, nothing should be done here.
}
void WellNode::applyVREPGroupControl(const double target,
const std::vector<double>& /*well_voidage_rates*/,
const std::vector<double>& conversion_coeffs,
const bool only_group)
{
if (!isInjector()) {
return;
}
if (only_group && individualControl()) {
return;
}
// applying the efficiency factor
const double ntarget = target / efficiencyFactor();
const int np = phaseUsage().num_phases;
// WellControls* ctrl = wells_->ctrls[self_index_];
// for this case, distr contains the FVF information
// which results in the previous implementation of RESV keywords.
std::vector<double> distr(np);
std::copy(conversion_coeffs.begin() + np * self_index_,
conversion_coeffs.begin() + np * (self_index_ + 1),
distr.begin());
const double invalid_alq = -std::numeric_limits<double>::max();
const int invalid_vfp = -std::numeric_limits<int>::max();
if (group_control_index_ < 0) {
append_well_controls(RESERVOIR_RATE, ntarget, invalid_alq, invalid_vfp, &distr[0], self_index_, wells_);
// TODO: basically, one group control index is not enough eventually. There can be more than one sources for the
// group control
group_control_index_ = well_controls_get_num(wells_->ctrls[self_index_]) - 1;
// it should only apply for nodes with GRUP injeciton control
individual_control_ = false;
} else {
well_controls_iset_type(wells_->ctrls[self_index_] , group_control_index_ , RESERVOIR_RATE);
well_controls_iset_target(wells_->ctrls[self_index_] , group_control_index_ , ntarget);
well_controls_iset_alq(wells_->ctrls[self_index_] , group_control_index_ , -1e100);
well_controls_iset_distr(wells_->ctrls[self_index_] , group_control_index_ , &distr[0]);
}
// the way in computeRESV from the SimulatorBase
// looks like they specify the control already, while without giving the distr.
// The target will look like alreay there.
// Here, we should create a new control here.
// In theory, there can be more than one RESV controls and more than one other same types of control,
// which will really mess up the multi-layer controls.
// When we update them the next time, we need to find this control then update the distr and target instead of adding one
// Basically, we need to store the control and the source of the control (from which group or the well, so we can still
// identify them and update the value later in case we specify the same control with different value again)
}
void WellNode::applyProdGroupControl(const ProductionSpecification::ControlMode control_mode,
const double target,
const bool only_group)
{
if ( !isProducer() ) {
assert(target == 0.0);
return;
}
if (only_group && individualControl()) {
return;
}
// We're a producer, so we need to negate the input
double ntarget = -target / efficiencyFactor();
double distr[3] = { 0.0, 0.0, 0.0 };
const int* phase_pos = phaseUsage().phase_pos;
const int* phase_used = phaseUsage().phase_used;
WellControlType wct;
switch (control_mode) {
case ProductionSpecification::ORAT:
wct = SURFACE_RATE;
if (!phase_used[BlackoilPhases::Liquid]) {
OPM_THROW(std::runtime_error, "Oil phase not active and ORAT control specified.");
}
distr[phase_pos[BlackoilPhases::Liquid]] = 1.0;
break;
case ProductionSpecification::WRAT:
wct = SURFACE_RATE;
if (!phase_used[BlackoilPhases::Aqua]) {
OPM_THROW(std::runtime_error, "Water phase not active and WRAT control specified.");
}
distr[phase_pos[BlackoilPhases::Aqua]] = 1.0;
break;
case ProductionSpecification::GRAT:
wct = SURFACE_RATE;
if (!phase_used[BlackoilPhases::Vapour]) {
OPM_THROW(std::runtime_error, "Gas phase not active and GRAT control specified.");
}
distr[phase_pos[BlackoilPhases::Vapour]] = 1.0;
break;
case ProductionSpecification::LRAT:
wct = SURFACE_RATE;
if (!phase_used[BlackoilPhases::Liquid]) {
OPM_THROW(std::runtime_error, "Oil phase not active and LRAT control specified.");
}
if (!phase_used[BlackoilPhases::Aqua]) {
OPM_THROW(std::runtime_error, "Water phase not active and LRAT control specified.");
}
distr[phase_pos[BlackoilPhases::Liquid]] = 1.0;
distr[phase_pos[BlackoilPhases::Aqua]] = 1.0;
break;
case ProductionSpecification::RESV:
distr[0] = distr[1] = distr[2] = 1.0;
wct = RESERVOIR_RATE;
break;
default:
OPM_THROW(std::runtime_error, "Group production control mode not handled: " << control_mode);
}
if (group_control_index_ < 0) {
// The well only had its own controls, no group controls.
append_well_controls(wct, ntarget, invalid_alq, invalid_vfp, distr, self_index_, wells_);
group_control_index_ = well_controls_get_num(wells_->ctrls[self_index_]) - 1;
// It will possibly be changed when initializing WellState.
// set_current_control(self_index_, group_control_index_, wells_);
} else {
// We will now modify the last control, that
// "belongs to" the group control.
well_controls_iset_type(wells_->ctrls[self_index_] , group_control_index_ , wct);
well_controls_iset_target(wells_->ctrls[self_index_] , group_control_index_ , ntarget);
well_controls_iset_alq(wells_->ctrls[self_index_] , group_control_index_ , -1e100);
well_controls_iset_distr(wells_->ctrls[self_index_] , group_control_index_ , distr);
}
}
void WellNode::applyProdGroupControls()
{
// Empty
}
void WellNode::applyInjGroupControls()
{
// Empty
}
/// Calculates the production guide rate for the group.
/// \param[in] only_group If true, will only accumelate guide rates for
/// wells under group control
double WellNode::productionGuideRate(bool only_group)
{
// Current understanding. Two ways might prevent to return the guide_rate here
// 1. preventing the well from group control with keyword WGRUPCON
// 2. the well violating some limits and working under limits.
if ( (!only_group || !individualControl()) && isProducer() ) {
return prodSpec().guide_rate_;
} else {
return 0.0;
}
}
/// Calculates the injection guide rate for the group.
/// \param[in] only_group If true, will only accumelate guide rates for
/// wells under group control
double WellNode::injectionGuideRate(bool only_group)
{
if ( (!only_group || !individualControl()) && isInjector() ) {
return injSpec().guide_rate_;
} else {
return 0.0;
}
}
/// Returning the group control index
int WellNode::groupControlIndex() const
{
return group_control_index_;
}
/// Returing whether the well is a producer
bool WellNode::isProducer() const
{
return (type() == PRODUCER);
}
/// Returing whether the well is a injector
bool WellNode::isInjector() const
{
return (type() == INJECTOR);
}
double WellNode::getProductionRate(const std::vector<double>& well_rates,
const ProductionSpecification::ControlMode prod_mode) const
{
switch(prod_mode) {
case ProductionSpecification::LRAT :
return ( getTotalProductionFlow(well_rates, BlackoilPhases::Liquid) +
getTotalProductionFlow(well_rates, BlackoilPhases::Aqua) );
case ProductionSpecification::ORAT :
return getTotalProductionFlow(well_rates, BlackoilPhases::Liquid);
case ProductionSpecification::WRAT :
return getTotalProductionFlow(well_rates, BlackoilPhases::Aqua);
case ProductionSpecification::GRAT :
return getTotalProductionFlow(well_rates, BlackoilPhases::Vapour);
default:
OPM_THROW(std::runtime_error, "Not supporting type " << ProductionSpecification::toString(prod_mode) <<
" for production rate calculation ");
}
}
void WellNode::updateWellProductionTargets(const std::vector<double>& /*well_rates*/)
{
}
void WellNode::updateWellInjectionTargets(const std::vector<double>& /*well_rates*/)
{
}
namespace
{
InjectionSpecification::InjectorType toInjectorType(const std::string& type)
{
if (type[0] == 'O') {
return InjectionSpecification::OIL;
}
if (type[0] == 'W') {
return InjectionSpecification::WATER;
}
if (type[0] == 'G') {
return InjectionSpecification::GAS;
}
OPM_THROW(std::runtime_error, "Unknown type " << type << ", could not convert to SurfaceComponent");
}
InjectionSpecification::InjectorType toInjectorType( Phase p )
{
switch( p ) {
case Phase::OIL: return InjectionSpecification::OIL;
case Phase::WATER: return InjectionSpecification::WATER;
case Phase::GAS: return InjectionSpecification::GAS;
}
OPM_THROW(std::logic_error, "Invalid state." );
}
#define HANDLE_ICM(x) \
if (type == #x) { \
return InjectionSpecification::x; \
}
InjectionSpecification::ControlMode toInjectionControlMode(std::string type)
{
HANDLE_ICM(NONE);
HANDLE_ICM(RATE);
HANDLE_ICM(RESV);
HANDLE_ICM(BHP);
HANDLE_ICM(THP);
HANDLE_ICM(REIN);
HANDLE_ICM(VREP);
HANDLE_ICM(GRUP);
HANDLE_ICM(FLD);
OPM_THROW(std::runtime_error, "Unknown type " << type << ", could not convert to InjectionSpecification::ControlMode.");
}
#undef HANDLE_ICM
#define HANDLE_PCM(x) \
if (type == #x) { \
return ProductionSpecification::x; \
}
ProductionSpecification::ControlMode toProductionControlMode(std::string type)
{
HANDLE_PCM(NONE);
HANDLE_PCM(ORAT);
HANDLE_PCM(WRAT);
HANDLE_PCM(GRAT);
HANDLE_PCM(LRAT);
HANDLE_PCM(CRAT);
HANDLE_PCM(RESV);
HANDLE_PCM(PRBL);
HANDLE_PCM(BHP);
HANDLE_PCM(THP);
HANDLE_PCM(GRUP);
HANDLE_PCM(FLD);
OPM_THROW(std::runtime_error, "Unknown type " << type << ", could not convert to ProductionSpecification::ControlMode.");
}
#undef HANDLE_PCM
ProductionSpecification::Procedure toProductionProcedure(std::string type)
{
if (type == "NONE") {
return ProductionSpecification::NONE_P;
}
if (type == "RATE") {
return ProductionSpecification::RATE;
}
if (type == "WELL") {
return ProductionSpecification::WELL;
}
OPM_THROW(std::runtime_error, "Unknown type " << type << ", could not convert to ControlMode.");
}
} // anonymous namespace
std::shared_ptr<WellsGroupInterface> createGroupWellsGroup(const Group& group, size_t timeStep, const PhaseUsage& phase_usage )
{
InjectionSpecification injection_specification;
ProductionSpecification production_specification;
if (group.isInjectionGroup(timeStep)) {
injection_specification.injector_type_ = toInjectorType(group.getInjectionPhase(timeStep));
injection_specification.control_mode_ = toInjectionControlMode(GroupInjection::ControlEnum2String(group.getInjectionControlMode(timeStep)));
injection_specification.surface_flow_max_rate_ = group.getSurfaceMaxRate(timeStep);
injection_specification.reservoir_flow_max_rate_ = group.getReservoirMaxRate(timeStep);
injection_specification.reinjection_fraction_target_ = group.getTargetReinjectFraction(timeStep);
injection_specification.voidage_replacment_fraction_ = group.getTargetVoidReplacementFraction(timeStep);
}
if (group.isProductionGroup(timeStep)) {
production_specification.oil_max_rate_ = group.getOilTargetRate(timeStep);
production_specification.control_mode_ = toProductionControlMode(GroupProduction::ControlEnum2String(group.getProductionControlMode(timeStep)));
production_specification.water_max_rate_ = group.getWaterTargetRate(timeStep);
production_specification.gas_max_rate_ = group.getGasTargetRate(timeStep);
production_specification.liquid_max_rate_ = group.getLiquidTargetRate(timeStep);
production_specification.procedure_ = toProductionProcedure(GroupProductionExceedLimit::ActionEnum2String(group.getProductionExceedLimitAction(timeStep)));
production_specification.reservoir_flow_max_rate_ = group.getReservoirVolumeTargetRate(timeStep);
}
const double efficiency_factor = group.getGroupEfficiencyFactor(timeStep);
std::shared_ptr<WellsGroupInterface> wells_group(new WellsGroup(group.name(), efficiency_factor, production_specification, injection_specification, phase_usage));
return wells_group;
}
/*
Wells which are shut with the WELOPEN or WCONPROD keywords
typically will not have any valid control settings, it is then
impossible to set a valid control mode. The Schedule::Well
objects from opm-parser have the possible well controle mode
'CMODE_UNDEFINED' - we do not carry that over the specification
objects here.
*/
std::shared_ptr<WellsGroupInterface> createWellWellsGroup(const Well* well, size_t timeStep, const PhaseUsage& phase_usage )
{
InjectionSpecification injection_specification;
ProductionSpecification production_specification;
if (well->isInjector(timeStep)) {
const WellInjectionProperties& properties = well->getInjectionProperties(timeStep);
injection_specification.BHP_limit_ = properties.BHPLimit;
injection_specification.injector_type_ = toInjectorType(WellInjector::Type2String(properties.injectorType));
injection_specification.surface_flow_max_rate_ = properties.surfaceInjectionRate;
injection_specification.reservoir_flow_max_rate_ = properties.reservoirInjectionRate;
production_specification.guide_rate_ = 0.0; // We know we're not a producer
if (properties.controlMode != WellInjector::CMODE_UNDEFINED) {
injection_specification.control_mode_ = toInjectionControlMode(WellInjector::ControlMode2String(properties.controlMode));
}
}
else if (well->isProducer(timeStep)) {
const WellProductionProperties& properties = well->getProductionProperties(timeStep);
production_specification.BHP_limit_ = properties.BHPLimit;
production_specification.reservoir_flow_max_rate_ = properties.ResVRate;
production_specification.oil_max_rate_ = properties.OilRate;
production_specification.water_max_rate_ = properties.WaterRate;
injection_specification.guide_rate_ = 0.0; // we know we're not an injector
if (properties.controlMode != WellProducer::CMODE_UNDEFINED) {
production_specification.control_mode_ = toProductionControlMode(WellProducer::ControlMode2String(properties.controlMode));
}
}
// TODO: should be specified with WEFAC, while we do not have this keyword support yet.
const double efficiency_factor = 1.0;
std::shared_ptr<WellsGroupInterface> wells_group(new WellNode(well->name(), efficiency_factor, production_specification, injection_specification, phase_usage));
return wells_group;
}
double WellNode::getAccumulativeEfficiencyFactor() const {
// TODO: not sure whether a well can be exempted from repsponding to the efficiency factor
// for the parent group.
double efficiency_factor = efficiencyFactor();
const WellsGroupInterface* parent_node = getParent();
while (parent_node != nullptr) {
efficiency_factor *= parent_node->efficiencyFactor();
parent_node = parent_node->getParent();
}
return efficiency_factor;
}
int WellNode::selfIndex() const {
return self_index_;
}
bool WellNode::targetUpdated() const {
return target_updated_;
}
void WellNode::setTargetUpdated(const bool flag) {
target_updated_ = flag;
}
}
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