1. A 3-phase generator rated 3000 K VA, 20 kV, 900 rlmin, 60 Hz delivers power to a 2400 KVA. 16 kV load having a lagging power factor of 0.8. If the synchronous reactance is 100 n, calculate the value of E”, per phase.
2. The generator in fig 16.2 has a synchronous reactance of 0.4 Ω, per phase. It is connected to an infinite bus having a line voltage of 14 k V. and the excitation voltage is adjusted to 1.14 pu.
a. The torque angle 8 when the generator delivers 420 MW
b. The mechanical displacement angle ex
c. The linear pole shift (measured along the inside stator circumference) corresponding to this displacement angle linl.