اطلاعات فني ژنراتور
Rated voltage UN=15.75 kV +/- 5 %
Rated apparent power (40 °C cold gas) SN=202 MVA
Power factor p.f.
Rated active power PN=161.6 MW
Rated current IN=7.405 kA
Rated frequency fN =50 Hz
Maximum over-excitation (10sec) (U/f)max=200% %
Permissive overexcitation capability time t (U/f)max see curve about
permissive overexcitation
Synchronous reactance Xd=197.8 %
(for cylindrical rotor machine: xd = xq)
Transient synchron reactance xd’=23.5 %
Minimum excitation voltage Uexc-min=108 V
Maximum continuously permissible
negative sequence current I2 I2max / IN=10% %
Thermal capability time (I2) C=(I2/IN)² t=15 sec S
AMAK