mirror of
https://github.com/OPM/opm-simulators.git
synced 2024-12-26 17:20:59 -06:00
370 lines
15 KiB
C++
370 lines
15 KiB
C++
/*
|
|
Copyright 2020 Equinor ASA.
|
|
|
|
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/>.
|
|
*/
|
|
|
|
#ifndef OPM_GASLIFT_SINGLE_WELL_GENERIC_HEADER_INCLUDED
|
|
#define OPM_GASLIFT_SINGLE_WELL_GENERIC_HEADER_INCLUDED
|
|
|
|
#include <dune/common/version.hh>
|
|
#include <dune/common/parallel/mpihelper.hh>
|
|
|
|
#include <opm/core/props/BlackoilPhases.hpp>
|
|
|
|
#include <opm/input/eclipse/Schedule/GasLiftOpt.hpp>
|
|
#include <opm/input/eclipse/Schedule/Well/Well.hpp>
|
|
#include <opm/simulators/wells/GasLiftGroupInfo.hpp>
|
|
#include <opm/simulators/wells/GasLiftCommon.hpp>
|
|
#include <opm/simulators/wells/GroupState.hpp>
|
|
|
|
#include <functional>
|
|
#include <optional>
|
|
#include <string>
|
|
#include <tuple>
|
|
#include <vector>
|
|
#include <utility>
|
|
|
|
namespace Opm
|
|
{
|
|
|
|
class DeferredLogger;
|
|
class GasLiftWellState;
|
|
class Schedule;
|
|
class SummaryState;
|
|
class WellInterfaceGeneric;
|
|
class WellState;
|
|
class GroupState;
|
|
|
|
class GasLiftSingleWellGeneric : public GasLiftCommon
|
|
{
|
|
protected:
|
|
static constexpr int Water = BlackoilPhases::Aqua;
|
|
static constexpr int Oil = BlackoilPhases::Liquid;
|
|
static constexpr int Gas = BlackoilPhases::Vapour;
|
|
static constexpr int NUM_PHASES = 3;
|
|
static constexpr double ALQ_EPSILON = 1e-8;
|
|
|
|
public:
|
|
using GLiftSyncGroups = std::set<int>;
|
|
using Rate = GasLiftGroupInfo::Rate;
|
|
struct GradInfo
|
|
{
|
|
GradInfo() { }
|
|
|
|
GradInfo(double grad_, double new_oil_rate_, bool oil_is_limited_,
|
|
double new_gas_rate_, bool gas_is_limited_,
|
|
double new_water_rate_, bool water_is_limited_,
|
|
double alq_, bool alq_is_limited_) :
|
|
grad{grad_},
|
|
new_oil_rate{new_oil_rate_},
|
|
oil_is_limited{oil_is_limited_},
|
|
new_gas_rate{new_gas_rate_},
|
|
gas_is_limited{gas_is_limited_},
|
|
new_water_rate{new_water_rate_},
|
|
water_is_limited{water_is_limited_},
|
|
alq{alq_},
|
|
alq_is_limited{alq_is_limited_} {}
|
|
double grad;
|
|
double new_oil_rate;
|
|
bool oil_is_limited;
|
|
double new_gas_rate;
|
|
bool gas_is_limited;
|
|
double new_water_rate;
|
|
bool water_is_limited;
|
|
double alq;
|
|
bool alq_is_limited;
|
|
};
|
|
|
|
virtual ~GasLiftSingleWellGeneric() = default;
|
|
|
|
const std::string& name() const { return well_name_; }
|
|
|
|
std::optional<GradInfo> calcIncOrDecGradient(double oil_rate, double gas_rate,
|
|
double water_rate,
|
|
double alq,
|
|
const std::string& gr_name_dont_limit,
|
|
bool increase) const;
|
|
|
|
std::unique_ptr<GasLiftWellState> runOptimize(const int iteration_idx);
|
|
|
|
virtual const WellInterfaceGeneric& getWell() const = 0;
|
|
|
|
protected:
|
|
GasLiftSingleWellGeneric(
|
|
DeferredLogger& deferred_logger,
|
|
WellState& well_state,
|
|
const GroupState& group_state,
|
|
const Well& ecl_well,
|
|
const SummaryState& summary_state,
|
|
GasLiftGroupInfo& group_info,
|
|
const PhaseUsage& phase_usage,
|
|
const Schedule& schedule,
|
|
const int report_step_idx,
|
|
GLiftSyncGroups& sync_groups,
|
|
const Parallel::Communication& comm,
|
|
bool glift_debug
|
|
);
|
|
|
|
struct LimitedRates;
|
|
struct BasicRates
|
|
{
|
|
BasicRates(const BasicRates& rates) :
|
|
oil{rates.oil},
|
|
gas{rates.gas},
|
|
water{rates.water},
|
|
bhp_is_limited{rates.bhp_is_limited}
|
|
{}
|
|
BasicRates(double oil_, double gas_, double water_, bool bhp_is_limited_) :
|
|
oil{oil_},
|
|
gas{gas_},
|
|
water{water_},
|
|
bhp_is_limited{bhp_is_limited_}
|
|
{}
|
|
BasicRates& operator=(const BasicRates& rates) {
|
|
oil = rates.oil;
|
|
gas = rates.gas;
|
|
water = rates.water;
|
|
bhp_is_limited = rates.bhp_is_limited;
|
|
return *this;
|
|
}
|
|
// This copy constructor cannot be defined inline here since LimitedRates
|
|
// has not been defined yet (it is defined below). Instead it is defined in
|
|
// in the .cpp file
|
|
BasicRates(const LimitedRates& rates);
|
|
double operator[](Rate rate_type) const {
|
|
switch (rate_type) {
|
|
case Rate::oil:
|
|
return this->oil;
|
|
case Rate::gas:
|
|
return this->gas;
|
|
case Rate::water:
|
|
return this->water;
|
|
case Rate::liquid:
|
|
return this->oil + this->water;
|
|
default:
|
|
throw std::runtime_error("This should not happen");
|
|
}
|
|
}
|
|
|
|
double oil, gas, water;
|
|
bool bhp_is_limited;
|
|
};
|
|
|
|
struct LimitedRates : public BasicRates
|
|
{
|
|
enum class LimitType {well, group, none};
|
|
LimitedRates(
|
|
double oil_, double gas_, double water_,
|
|
bool oil_is_limited_, bool gas_is_limited_,
|
|
bool water_is_limited_, bool bhp_is_limited_,
|
|
std::optional<Rate> oil_limiting_target_,
|
|
std::optional<Rate> water_limiting_target_
|
|
) :
|
|
BasicRates(oil_, gas_, water_, bhp_is_limited_),
|
|
oil_is_limited{oil_is_limited_},
|
|
gas_is_limited{gas_is_limited_},
|
|
water_is_limited{water_is_limited_},
|
|
oil_limiting_target{oil_limiting_target_},
|
|
water_limiting_target{water_limiting_target_}
|
|
{
|
|
set_initial_limit_type_();
|
|
}
|
|
|
|
LimitedRates(
|
|
const BasicRates& rates,
|
|
bool oil_is_limited_, bool gas_is_limited_,
|
|
bool water_is_limited_
|
|
) :
|
|
BasicRates(rates),
|
|
oil_is_limited{oil_is_limited_},
|
|
gas_is_limited{gas_is_limited_},
|
|
water_is_limited{water_is_limited_}
|
|
{
|
|
set_initial_limit_type_();
|
|
}
|
|
|
|
bool limited() const {
|
|
return oil_is_limited || gas_is_limited || water_is_limited;
|
|
}
|
|
// For a given ALQ value, were the rates limited due to group targets
|
|
// or due to well targets?
|
|
LimitType limit_type;
|
|
bool oil_is_limited;
|
|
bool gas_is_limited;
|
|
bool water_is_limited;
|
|
std::optional<Rate> oil_limiting_target;
|
|
std::optional<Rate> water_limiting_target;
|
|
private:
|
|
void set_initial_limit_type_() {
|
|
limit_type = limited() ? LimitType::well : LimitType::none;
|
|
}
|
|
};
|
|
|
|
struct OptimizeState
|
|
{
|
|
OptimizeState( GasLiftSingleWellGeneric& parent_, bool increase_ ) :
|
|
parent{parent_},
|
|
increase{increase_},
|
|
it{0},
|
|
stop_iteration{false},
|
|
bhp{-1}
|
|
{}
|
|
|
|
GasLiftSingleWellGeneric& parent;
|
|
bool increase;
|
|
int it;
|
|
bool stop_iteration;
|
|
double bhp;
|
|
|
|
std::pair<std::optional<double>,bool> addOrSubtractAlqIncrement(double alq);
|
|
double calcEcoGradient(double oil_rate, double new_oil_rate,
|
|
double gas_rate, double new_gas_rate);
|
|
bool checkAlqOutsideLimits(double alq, double oil_rate);
|
|
bool checkEcoGradient(double gradient);
|
|
bool checkOilRateExceedsTarget(double oil_rate);
|
|
bool checkRatesViolated(const LimitedRates& rates) const;
|
|
void debugShowIterationInfo(double alq);
|
|
double getBhpWithLimit();
|
|
void warn_(std::string msg) {parent.displayWarning_(msg);}
|
|
};
|
|
bool checkGroupALQrateExceeded(double delta_alq, const std::string& gr_name_dont_limit = "") const;
|
|
bool checkGroupTotalRateExceeded(double delta_alq, double delta_gas_rate) const;
|
|
|
|
std::pair<std::optional<double>, bool> addOrSubtractAlqIncrement_(
|
|
double alq, bool increase) const;
|
|
double calcEcoGradient_(double oil_rate, double new_oil_rate,
|
|
double gas_rate, double new_gas_rate, bool increase) const;
|
|
bool checkALQequal_(double alq1, double alq2) const;
|
|
bool checkGroupTargetsViolated(
|
|
const BasicRates& rates, const BasicRates& new_rates) const;
|
|
bool checkInitialALQmodified_(double alq, double initial_alq) const;
|
|
virtual bool checkThpControl_() const = 0;
|
|
virtual std::optional<double> computeBhpAtThpLimit_(double alq) const = 0;
|
|
std::pair<std::optional<double>,double> computeConvergedBhpAtThpLimitByMaybeIncreasingALQ_() const;
|
|
std::pair<std::optional<BasicRates>,double> computeInitialWellRates_() const;
|
|
std::optional<LimitedRates> computeLimitedWellRatesWithALQ_(double alq) const;
|
|
virtual BasicRates computeWellRates_(double bhp, bool bhp_is_limited, bool debug_output = true) const = 0;
|
|
std::optional<BasicRates> computeWellRatesWithALQ_(double alq) const;
|
|
void debugCheckNegativeGradient_(double grad, double alq, double new_alq,
|
|
double oil_rate, double new_oil_rate,
|
|
double gas_rate, double new_gas_rate,
|
|
bool increase) const;
|
|
void debugPrintWellStateRates() const;
|
|
void debugShowAlqIncreaseDecreaseCounts_();
|
|
void debugShowBhpAlqTable_();
|
|
void debugShowLimitingTargets_(const LimitedRates& rates) const;
|
|
void debugShowProducerControlMode() const;
|
|
void debugShowStartIteration_(double alq, bool increase, double oil_rate);
|
|
void debugShowTargets_();
|
|
void displayDebugMessage_(const std::string& msg) const override;
|
|
void displayWarning_(const std::string& warning);
|
|
std::pair<double, bool> getBhpWithLimit_(double bhp) const;
|
|
std::pair<double, bool> getGasRateWithLimit_(
|
|
const BasicRates& rates) const;
|
|
std::pair<double, bool> getGasRateWithGroupLimit_(
|
|
double new_gas_rate, double gas_rate, const std::string& gr_name_dont_limit) const;
|
|
std::pair<std::optional<LimitedRates>,double> getInitialRatesWithLimit_() const;
|
|
LimitedRates getLimitedRatesFromRates_(const BasicRates& rates) const;
|
|
std::tuple<double,double,bool,bool> getLiquidRateWithGroupLimit_(
|
|
const double new_oil_rate, const double oil_rate,
|
|
const double new_water_rate, const double water_rate, const std::string& gr_name_dont_limit) const;
|
|
std::pair<double, bool> getOilRateWithGroupLimit_(
|
|
double new_oil_rate, double oil_rate, const std::string& gr_name_dont_limit) const;
|
|
std::pair<double, bool> getOilRateWithLimit_(const BasicRates& rates) const;
|
|
std::pair<double, std::optional<Rate>> getOilRateWithLimit2_(
|
|
const BasicRates& rates) const;
|
|
double getProductionTarget_(Rate rate) const;
|
|
double getRate_(Rate rate_type, const BasicRates& rates) const;
|
|
std::pair<double, std::optional<Rate>> getRateWithLimit_(
|
|
Rate rate_type, const BasicRates& rates) const;
|
|
std::tuple<double, const std::string*, double> getRateWithGroupLimit_(
|
|
Rate rate_type, const double new_rate, const double old_rate, const std::string& gr_name_dont_limit) const;
|
|
std::pair<double, bool> getWaterRateWithGroupLimit_(
|
|
double new_water_rate, double water_rate, const std::string& gr_name_dont_limit) const;
|
|
std::pair<double, bool> getWaterRateWithLimit_(const BasicRates& rates) const;
|
|
std::pair<double, std::optional<Rate>> getWaterRateWithLimit2_(
|
|
const BasicRates& rates) const;
|
|
BasicRates getWellStateRates_() const;
|
|
bool hasProductionControl_(Rate rate) const;
|
|
std::pair<LimitedRates, double> increaseALQtoPositiveOilRate_(
|
|
double alq, const LimitedRates& orig_rates) const;
|
|
std::pair<LimitedRates, double> increaseALQtoMinALQ_(
|
|
double alq, const LimitedRates& orig_rates) const;
|
|
void logSuccess_(double alq,
|
|
const int iteration_idx);
|
|
std::pair<LimitedRates, double> maybeAdjustALQbeforeOptimizeLoop_(
|
|
const LimitedRates& rates, double alq, bool increase) const;
|
|
std::pair<LimitedRates, double> reduceALQtoGroupAlqLimits_(
|
|
double alq, const LimitedRates& rates) const;
|
|
std::pair<LimitedRates, double> reduceALQtoGroupTarget(
|
|
double alq, const LimitedRates& rates) const;
|
|
std::pair<LimitedRates, double> reduceALQtoWellTarget_(
|
|
double alq, const LimitedRates& rates) const;
|
|
std::unique_ptr<GasLiftWellState> runOptimize1_();
|
|
std::unique_ptr<GasLiftWellState> runOptimize2_();
|
|
std::unique_ptr<GasLiftWellState> runOptimizeLoop_(bool increase);
|
|
void setAlqMinRate_(const GasLiftOpt::Well& well);
|
|
std::unique_ptr<GasLiftWellState> tryIncreaseLiftGas_();
|
|
std::unique_ptr<GasLiftWellState> tryDecreaseLiftGas_();
|
|
void updateGroupRates_(
|
|
const LimitedRates& rates,
|
|
const LimitedRates& new_rates,
|
|
double delta_alq) const;
|
|
LimitedRates updateRatesToGroupLimits_(
|
|
const BasicRates& rates, const LimitedRates& new_rates, const std::string& gr_name = "") const;
|
|
void updateWellStateAlqFixedValue_(const GasLiftOpt::Well& well);
|
|
bool useFixedAlq_(const GasLiftOpt::Well& well);
|
|
void debugInfoGroupRatesExceedTarget(
|
|
Rate rate_type, const std::string& gr_name, double rate, double target) const;
|
|
void warnMaxIterationsExceeded_();
|
|
|
|
const Well& ecl_well_;
|
|
const SummaryState& summary_state_;
|
|
GasLiftGroupInfo& group_info_;
|
|
const PhaseUsage& phase_usage_;
|
|
GLiftSyncGroups& sync_groups_;
|
|
const Well::ProductionControls controls_;
|
|
|
|
double increment_;
|
|
double max_alq_;
|
|
double min_alq_;
|
|
double orig_alq_;
|
|
|
|
double alpha_w_;
|
|
double alpha_g_;
|
|
double eco_grad_;
|
|
|
|
int gas_pos_;
|
|
int oil_pos_;
|
|
int water_pos_;
|
|
|
|
int max_iterations_;
|
|
|
|
std::string well_name_;
|
|
|
|
const GasLiftOpt::Well* gl_well_;
|
|
|
|
bool optimize_;
|
|
bool debug_limit_increase_decrease_;
|
|
bool debug_abort_if_decrease_and_oil_is_limited_ = false;
|
|
bool debug_abort_if_increase_and_gas_is_limited_ = false;
|
|
};
|
|
|
|
} // namespace Opm
|
|
|
|
#endif // OPM_GASLIFT_SINGLE_WELL_GENERIC_HEADER_INCLUDED
|