ESST1A

Package: PowerDynamicsOpenAPIModels · Source: Dynamics/DynamicGeneratorComponent/AVR/ESST1A.json

This excitation system supplies power through a transformer from the generator terminals and its regulated by a controlled rectifier (via thyristors). Parameters of IEEE Std 421.5 Type ST1A Excitacion System. ESST1A in PSSE and PSLF

Properties

Property	Type	Required	Unit	Description
id	integer	yes	—	Unique integer identifier for this component
UEL_flags	integer	yes	—	Code input for Underexcitization limiter (UEL) entry
PSS_flags	integer	yes	—	Code input for Power System Stabilizer (PSS) or (VOS) entry
Tr	number	yes	—	Regulator input filter time constant
Vi_lim	array of number	yes	—	Voltage error limits (regulator input)
Tc	number	yes	—	First regulator numerator (lead) time constant
Tb	number	yes	—	First regulator denominator (lag) time constant
Tc1	number	yes	—	Second regulator numerator (lead) time constant
Tb1	number	yes	—	Second regulator denominator (lag) time constant
Ka	number	yes	—	Voltage regulator gain
Ta	number	yes	—	Voltage regulator time constant
Va_lim	MinMax	yes	—	Limits for regulator output
Vr_lim	MinMax	yes	—	Limits for excitor output
Kc	number	yes	—	Rectifier loading factor proportional to commutating reactance
Kf	number	yes	—	Rate feedback gain
Tf	number	yes	—	Rate feedback time constant
K_lr	number	yes	—	Exciter output current limiter gain
I_lr	number	yes	—	Exciter output current limit reference
V_ref	number	—	—	Reference voltage set-point