OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST

Records with ST-Type Excitation System (ES) Parameters

Package Content

Name Description
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESSTxATemplate ESSTxATemplate Type ST-A Excitation System Data
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESSTxBTemplate ESSTxBTemplate Type ST-B Excitation System Data
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST1A1 ESST1A1 Type ST1A ES Sample Data (Table H.13 in IEEE Std 421.5-2005 / Table H.23 in IEEE Std 421.5-2016)
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST1A2 ESST1A2 Type ST1A ES Sample Data (Table H.13 in IEEE Std 421.5-2005 / Table H.25 in IEEE Std 421.5-2016)
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST2A1 ESST2A1 Type ST2A ES Sample Data (Table H.14 in IEEE Std 421.5-2005 / Table H.27 in IEEE Std 421.5-2016)
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST4B1 ESST4B1 Type ST4B ES Sample Data (Table H.16 in IEEE Std 421.5-2005 / Table H.31 in IEEE Std 421.5-2016)
OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST4B2 ESST4B2 Type ST4B ES Sample Data (Table H.16 in IEEE Std 421.5-2005 / Table H.32 in IEEE Std 421.5-2016)

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESSTxATemplate

Type ST-A Excitation System Data

Contents

NameDescription
TypeType of ESSST excitation system model
T_RRegulator input filter time constant [s]
V_IMAXMaximum voltage error (regulator input) [1]
V_IMINMinimum voltage error (regulator input) [1]
T_CRegulator numerator (lead) time constant. First lead-lag [s]
T_BRegulator denominator (lag) time constant. First lead-lag [s]
T_C1Regulator numerator (lead) time constant. Second lead-lag [s]
T_B1Regulator denominator (lag) time constant. Second lead-lag [s]
K_AVoltage regulator gain [1]
T_AVoltage regulator time constant [s]
V_AMAXMaximum regulator output [1]
V_AMINMinimum regulator output [1]
V_RMAXMaximum exciter output [1]
V_RMINMinimum exciter output [1]
K_CRectifier loading factor proportional to commutating reactance [1]
K_FRate feedback gain [1]
T_FRate feedback time constant [s]
K_LRExciter output current limiter gain [1]
I_LRExciter output current limit reference [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
K_EExcitation power source output gain [1]
T_EExcitation power source output time constant [s]
EFD_MAXMaximum exciter output [1]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESSTxBTemplate

Type ST-B Excitation System Data

Contents

NameDescription
T_RRegulator input filter time constant [s]
K_PRVoltage regulator proportional gain [1]
K_IRVoltage regulator integral gain [1/s]
V_RMAXMaximum regulator output [1]
V_RMINMinimum regulator output [1]
T_AThyristor bridge firing control equivalent time constant [s]
K_PMForward proportional gain of inner loop field regulator [1]
K_IMForward integral gain of inner loop field regulator [1/s]
V_MMAXMaximum output of field current regulator [1]
V_MMINMinimum output of field current regulator [1]
K_GFeedback gain of field current regulator [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
V_BMAXMaximum available exciter voltage [1]
K_CRectifier loading factor proportional to commutating reactance [1]
X_LReactance associated with potential source [1]
THETAPPotential circuit phase angle [rad]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST1A1

Type ST1A ES Sample Data (Table H.13 in IEEE Std 421.5-2005 / Table H.23 in IEEE Std 421.5-2016)

Information

Extends from ESSTxATemplate (Type ST-A Excitation System Data).

Contents

NameDescription
TypeType of ESSST excitation system model
T_RRegulator input filter time constant [s]
V_IMAXMaximum voltage error (regulator input) [1]
V_IMINMinimum voltage error (regulator input) [1]
T_CRegulator numerator (lead) time constant. First lead-lag [s]
T_BRegulator denominator (lag) time constant. First lead-lag [s]
T_C1Regulator numerator (lead) time constant. Second lead-lag [s]
T_B1Regulator denominator (lag) time constant. Second lead-lag [s]
K_AVoltage regulator gain [1]
T_AVoltage regulator time constant [s]
V_AMAXMaximum regulator output [1]
V_AMINMinimum regulator output [1]
V_RMAXMaximum exciter output [1]
V_RMINMinimum exciter output [1]
K_CRectifier loading factor proportional to commutating reactance [1]
K_FRate feedback gain [1]
T_FRate feedback time constant [s]
K_LRExciter output current limiter gain [1]
I_LRExciter output current limit reference [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
K_EExcitation power source output gain [1]
T_EExcitation power source output time constant [s]
EFD_MAXMaximum exciter output [1]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST1A2

Type ST1A ES Sample Data (Table H.13 in IEEE Std 421.5-2005 / Table H.25 in IEEE Std 421.5-2016)

Information

Extends from ESSTxATemplate (Type ST-A Excitation System Data).

Contents

NameDescription
TypeType of ESSST excitation system model
T_RRegulator input filter time constant [s]
V_IMAXMaximum voltage error (regulator input) [1]
V_IMINMinimum voltage error (regulator input) [1]
T_CRegulator numerator (lead) time constant. First lead-lag [s]
T_BRegulator denominator (lag) time constant. First lead-lag [s]
T_C1Regulator numerator (lead) time constant. Second lead-lag [s]
T_B1Regulator denominator (lag) time constant. Second lead-lag [s]
K_AVoltage regulator gain [1]
T_AVoltage regulator time constant [s]
V_AMAXMaximum regulator output [1]
V_AMINMinimum regulator output [1]
V_RMAXMaximum exciter output [1]
V_RMINMinimum exciter output [1]
K_CRectifier loading factor proportional to commutating reactance [1]
K_FRate feedback gain [1]
T_FRate feedback time constant [s]
K_LRExciter output current limiter gain [1]
I_LRExciter output current limit reference [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
K_EExcitation power source output gain [1]
T_EExcitation power source output time constant [s]
EFD_MAXMaximum exciter output [1]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST2A1

Type ST2A ES Sample Data (Table H.14 in IEEE Std 421.5-2005 / Table H.27 in IEEE Std 421.5-2016)

Information

Extends from ESSTxATemplate (Type ST-A Excitation System Data).

Contents

NameDescription
TypeType of ESSST excitation system model
T_RRegulator input filter time constant [s]
V_IMAXMaximum voltage error (regulator input) [1]
V_IMINMinimum voltage error (regulator input) [1]
T_CRegulator numerator (lead) time constant. First lead-lag [s]
T_BRegulator denominator (lag) time constant. First lead-lag [s]
T_C1Regulator numerator (lead) time constant. Second lead-lag [s]
T_B1Regulator denominator (lag) time constant. Second lead-lag [s]
K_AVoltage regulator gain [1]
T_AVoltage regulator time constant [s]
V_AMAXMaximum regulator output [1]
V_AMINMinimum regulator output [1]
V_RMAXMaximum exciter output [1]
V_RMINMinimum exciter output [1]
K_CRectifier loading factor proportional to commutating reactance [1]
K_FRate feedback gain [1]
T_FRate feedback time constant [s]
K_LRExciter output current limiter gain [1]
I_LRExciter output current limit reference [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
K_EExcitation power source output gain [1]
T_EExcitation power source output time constant [s]
EFD_MAXMaximum exciter output [1]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST4B1

Type ST4B ES Sample Data (Table H.16 in IEEE Std 421.5-2005 / Table H.31 in IEEE Std 421.5-2016)

Information

Extends from ESSTxBTemplate (Type ST-B Excitation System Data).

Contents

NameDescription
T_RRegulator input filter time constant [s]
K_PRVoltage regulator proportional gain [1]
K_IRVoltage regulator integral gain [1/s]
V_RMAXMaximum regulator output [1]
V_RMINMinimum regulator output [1]
T_AThyristor bridge firing control equivalent time constant [s]
K_PMForward proportional gain of inner loop field regulator [1]
K_IMForward integral gain of inner loop field regulator [1/s]
V_MMAXMaximum output of field current regulator [1]
V_MMINMinimum output of field current regulator [1]
K_GFeedback gain of field current regulator [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
V_BMAXMaximum available exciter voltage [1]
K_CRectifier loading factor proportional to commutating reactance [1]
X_LReactance associated with potential source [1]
THETAPPotential circuit phase angle [rad]

OpenIPSL.Data.PowerPlant.IEEE421.ESData.ST.ESST4B2

Type ST4B ES Sample Data (Table H.16 in IEEE Std 421.5-2005 / Table H.32 in IEEE Std 421.5-2016)

Information

Extends from ESSTxBTemplate (Type ST-B Excitation System Data).

Contents

NameDescription
T_RRegulator input filter time constant [s]
K_PRVoltage regulator proportional gain [1]
K_IRVoltage regulator integral gain [1/s]
V_RMAXMaximum regulator output [1]
V_RMINMinimum regulator output [1]
T_AThyristor bridge firing control equivalent time constant [s]
K_PMForward proportional gain of inner loop field regulator [1]
K_IMForward integral gain of inner loop field regulator [1/s]
V_MMAXMaximum output of field current regulator [1]
V_MMINMinimum output of field current regulator [1]
K_GFeedback gain of field current regulator [1]
K_PPotential circuit (voltage) gain coefficient [1]
K_ICompound circuit (current) gain coefficient [1]
V_BMAXMaximum available exciter voltage [1]
K_CRectifier loading factor proportional to commutating reactance [1]
X_LReactance associated with potential source [1]
THETAPPotential circuit phase angle [rad]
Automatically generated Thu Feb 26 06:56:12 2026.