Excitation system models from PSSE
Extends from Modelica.Icons.Package (Icon for standard packages).
Name | Description |
---|---|
ConstantExcitation | Constant Excitation (feed through) |
ESAC1A | AC1A Excitation System [IEEE2005] |
ESAC2A | AC2A Excitation System [IEEE2005] |
ESDC1A | DC1A Excitation System [IEEE2005] |
ESDC2A | DC2A Excitation System [IEEE2005] |
ESST1A | ST1A Excitation System [IEEE2005] |
ESST4B | ST4B Excitation System [IEEE2005] |
EXAC1 | AC1 Excitation System [IEEE1981] |
EXAC2 | AC2 Excitation System [IEEE1981] |
EXNI | Type NI (NVE) - Bus or Solid Fed SCR Bridge Excitation System (AC6A from [IEEE1992]) |
EXST1 | ST1 Excitation System [IEEE1981] |
IEEET1 | IEEE Type 1 Excitation System [IEEE1968] |
IEEET2 | IEEE Type 2 Excitation System [IEEE1968] |
IEEEX1 | 1979 IEEE Type 1 Excitation System Model and 1981 IEEE Type DC1 Model |
SCRX | SCRX - Bus Fed or Solid Fed Static Exciter (AC4A from [IEEE1992] / AC4C from [IEEE2016]) |
SEXS | SEXS - Simplified excitation system model (AC4 from [IEEE1981]) |
ST5B | ST5B Excitation System [IEEE2005] |
URST5T | IEEE Proposed Type ST5B Excitation System [IEEE2005] |
BaseClasses | Base classes used in excitation systems from PSSE |
Constant Excitation (feed through)
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
AC1A Excitation System [IEEE2005]
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems), Icons.VerifiedModel (Icon for classes that were verified).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_AMAX | Maximum regulator output [1] |
V_AMIN | Minimum regulator output [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback excitation system gain [1] |
T_F | Rate feedback time const [s] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_D | Demagnetizing factor, function of exciter alternator reactances [1] |
K_E | Exciter field proportional constant [1] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
V_RMAX | Maximum exciter field output [1] |
V_RMIN | Minimum exciter field output [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
AC2A Excitation System [IEEE2005]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_AMAX | Maximum regulator output [1] |
V_AMIN | Minimum regulator output [1] |
K_B | Second stage regulator gain [1] |
V_RMAX | Maximum exciter field output [1] |
V_RMIN | Minimum exciter field output [1] |
T_E | Exciter field time constant [s] |
V_FEMAX | Maximum exciter field current limit reference [1] |
K_H | Exciter field current regulator feedback gain [1] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F | Rate feedback time constant [s] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_D | Demagnetizing factor, function of exciter alternator reactances [1] |
K_E | Exciter field proportional constant [1] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
DC1A Excitation System [IEEE2005]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
V_RMAX | Maximum controller output [1] |
V_RMIN | Minimum controller output [1] |
K_E | Exciter field proportional constant [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback gain [1] |
T_F1 | Rate feedback time constant [s] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E_1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E_2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
DC2A Excitation System [IEEE2005]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
V_RMAX | Maximum controller output [1] |
V_RMIN | Minimum controller output [1] |
K_E | Exciter field proportional constant [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback gain [1] |
T_F1 | Rate feedback time constant [s] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E_1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E_2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD | |
VT |
ST1A Excitation System [IEEE2005]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
Excitation system parameters | |
T_R | Regulator input filter time constant [s] |
V_IMAX | Maximum voltage error (regulator input) [1] |
V_IMIN | Minimum voltage error (regulator input) [1] |
T_C | Regulator numerator (lead) time constant. First lead-lag [s] |
T_B | Regulator denominator (lag) time constant. First lead-lag [s] |
T_C1 | Regulator numerator (lead) time constant. Second lead-lag [s] |
T_B1 | Regulator denominator (lag) time constant. Second lead-lag [s] |
K_A | Voltage regulator gain [1] |
T_A | Voltage regulator time constant [s] |
V_AMAX | Maximum regulator output [1] |
V_AMIN | Minimum regulator output [1] |
V_RMAX | Maximum exciter output [1] |
V_RMIN | Minimum exciter output [1] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_F | Rate feedback gain [1] |
T_F | Rate feedback time constant [s] |
K_LR | Exciter output current limiter gain [1] |
I_LR | Exciter output current limit reference [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD | |
VOTHSG2 | VOS=2 |
VUEL3 | UEL=3 |
VUEL2 | UEL=2 |
VT | sensed VT |
ST4B Excitation System [IEEE2005]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_PR | Voltage regulator proportional gain [1] |
K_IR | Voltage regulator integral gain [1/s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
T_A | Thyristor bridge firing control equivalent time constant [s] |
K_PM | Forward proportional gain of inner loop field regulator [1] |
K_IM | Forward integral gain of inner loop field regulator [1/s] |
V_MMAX | Maximum output of field current regulator [1] |
V_MMIN | Minimum output of field current regulator [1] |
K_G | Feedback gain of field current regulator [1] |
K_P | Potential circuit (voltage) gain coefficient [1] |
K_I | Compound circuit (current) gain coefficient [1] |
V_BMAX | Maximum available exciter voltage [1] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
X_L | Reactance associated with potential source [1] |
THETAP | Potential circuit phase angle [rad] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD | |
Gen_terminal | |
Bus |
AC1 Excitation System [IEEE1981]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F | Rate feedback time constant [s] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_D | Demagnetizing factor, function of exciter alternator reactances [1] |
K_E | Exciter field proportional constant [1] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
AC2 Excitation System [IEEE1981]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
K_B | Second stage regulator gain [1] |
V_RMAX | Maximum exciter field voltage [1] |
V_RMIN | Minimum exciter field voltage [1] |
V_AMAX | Maximum regulator output [1] |
V_AMIN | Minimum regulator output [1] |
T_E | Exciter field time constant [s] |
K_L | Limiter control circuitry gain [1] |
K_H | Exciter field current regulator feedback gain [1] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F | Rate feedback time const [s] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_D | Demagnetizing factor, function of exciter alternator reactances [1] |
K_E | Exciter field proportional constant [1] |
V_LR | Limit value reference of exciter field voltage [1] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
Type NI (NVE) - Bus or Solid Fed SCR Bridge Excitation System (AC6A from [IEEE1992])
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F1 | Rate feedback excitation system stabilizer first time constant [s] |
T_F2 | Rate feedback excitation system stabilizer second time constant [s] |
SWITCH | Feeding selection. False for bus fed, and True for solid fed |
r_cr_fd | Ratio between crowbar circuit resistance and field circuit resistance |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
ST1 Excitation System [IEEE1981]
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
V_IMAX | Maximum voltage error (regulator input) [1] |
V_IMIN | Minimum voltage error (regulator input) [1] |
T_C | Regulator numerator (lead) time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
K_A | Voltage regulator gain [1] |
T_A | Voltage regulator time constant [s] |
V_RMAX | Maximum exciter output [1] |
V_RMIN | Minimum exciter output [1] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
K_F | Rate feedback gain [1] |
T_F | Rate feedback time constant [s] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
IEEE Type 1 Excitation System [IEEE1968]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
K_E | Exciter field proportional constant [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F | Rate feedback time constant [s] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
IEEE Type 2 Excitation System [IEEE1968]
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
K_E | Exciter field proportional constant [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F1 | Rate feedback excitation system stabilizer first time constant [s] |
T_F2 | Rate feedback excitation system stabilizer second time constant [s] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
1979 IEEE Type 1 Excitation System Model and 1981 IEEE Type DC1 Model
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
K_A | Regulator output gain [1] |
T_A | Regulator output time constant [s] |
T_B | Regulator denominator (lag) time constant [s] |
T_C | Regulator numerator (lead) time constant [s] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
K_E | Exciter field proportional constant [1] |
T_E | Exciter field time constant [s] |
K_F | Rate feedback excitation system stabilizer gain [1] |
T_F | Rate feedback time constant [s] |
E_1 | Exciter output voltage for saturation factor S_E(E_1) [1] |
S_EE_1 | Exciter saturation factor at exciter output voltage E1 [1] |
E_2 | Exciter output voltage for saturation factor S_E(E_2) [1] |
S_EE_2 | Exciter saturation factor at exciter output voltage E2 [1] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
SCRX - Bus Fed or Solid Fed Static Exciter (AC4A from [IEEE1992] / AC4C from [IEEE2016])
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_AT_B | Ratio between regulator numerator (lead) and denominator (lag) time constants |
T_B | Regulator denominator (lag) time constant [s] |
K | Excitation power source output gain [1] |
T_E | Excitation power source output time constant [s] |
E_MIN | Minimum exciter output [1] |
E_MAX | Maximum exciter output [1] |
C_SWITCH | Feeding selection. False for bus fed, and True for solid fed |
r_cr_fd | Ratio between crowbar circuit resistance and field circuit resistance |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
SEXS - Simplified excitation system model (AC4 from [IEEE1981])
Extends from Icons.VerifiedModel (Icon for classes that were verified), OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_AT_B | Ratio between regulator numerator (lead) and denominator (lag) time constants |
T_B | Regulator denominator (lag) time constant |
K | Excitation power source output gain |
T_E | Excitation power source output time constant |
E_MIN | Minimum exciter output |
E_MAX | Maximum exciter output |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
ST5B Excitation System [IEEE2005]
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant [s] |
T_C1 | Voltage regulator numerator (lead) time constant (first block) [s] |
T_B1 | Voltage regulator denominator (lag) time constant (first block) [s] |
T_C2 | Voltage regulator numerator (lead) time constant (second block) [s] |
T_B2 | Voltage regulator denominator (lag) time constant (second block) [s] |
K_R | Voltage regulator gain [1] |
V_RMAX | Maximum regulator output [1] |
V_RMIN | Minimum regulator output [1] |
T_1 | Thyristor bridge firing control equivalent time constant [s] |
K_C | Rectifier loading factor proportional to commutating reactance [1] |
T_UC1 | UEL regulator numerator (lead) time constant (first block) [s] |
T_UB1 | UEL regulator denominator (lag) time constant (first block) [s] |
T_UC2 | UEL regulator numerator (lead) time constant (second block) [s] |
T_UB2 | UEL regulator denominator (lag) time constant (second block) [s] |
T_OC1 | OEL regulator numerator (lead) time constant (first block) [s] |
T_OB1 | OEL regulator denominator (lag) time constant (first block) [s] |
T_OC2 | OEL regulator numerator (lead) time constant (second block) [s] |
T_OB2 | OEL regulator denominator (lag) time constant (second block) [s] |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD |
IEEE Proposed Type ST5B Excitation System [IEEE2005]
Extends from OpenIPSL.Electrical.Controls.PSSE.ES.BaseClasses.BaseExciter (Base exciter model for PSSE excitation systems).
Name | Description |
---|---|
T_R | Regulator input filter time constant |
T_C1 | Voltage regulator numerator (lead) time constant (first block) |
T_B1 | Voltage regulator denominator (lag) time constant (first block) |
T_C2 | Voltage regulator numerator (lead) time constant (second block) |
T_B2 | Voltage regulator denominator (lag) time constant (second block) |
KR | Voltage regulator gain |
V_RMAX | Maximum regulator output |
V_RMIN | Minimum regulator output |
T_1 | Thyristor bridge firing control equivalent time constant |
K_C | Rectifier loading factor proportional to commutating reactance |
Name | Description |
---|---|
VUEL | |
VOEL | |
EFD | Excitation Voltage [pu] |
EFD0 | |
VOTHSG | |
ECOMP | |
XADIFD | |
VT |