engineering recuitment GATE EE 2023-24 Test Series Electrical Machines Alternator and Synchronous Motors Synchronous Generator Power
A 3600 rpm, 60 Hz, 13.8 kV synchronous generator has a synchronous reactance of 20 Ω. The generator is operating at rated voltage and speed with the per phase excitation voltage Ea = 11.5 kV and the torque angle is δ = 15°. Which of the following statements is/are true?
1
The stator current is 216.3 A
2
The power factor is 0.688 lag
3
The output power is 4.65 MW
4
The maximum power that can be converted from mechanical to electrical without loss of synchronism is 13.73 MW