50KVA, 380V, 3 phase, 50HZ, wye connected, 4 pole round rotor synchronous generator have 0.6 Q synchronous reactance. The internal resistance can be neglected. a. Sketch the equivalent circuit b. Calculate the nominal current c. Calculate the excitation voltage at full load for cos p =0.86 (lagging). d. Sketch the phasor diagram and mark relevant angles (9, 6, 4) e. Calculate the induced power in the machine. f. Calculate the induced torque in the machine.

50KVA, 380V, 3 phase, 50HZ, wye connected, 4 pole round rotor synchronous generator have 0.6 Q synchronous reactance. The internal resistance can be neglected. a. Sketch the equivalent circuit b. Calculate the nominal current c. Calculate the excitation voltage at full load for cos p =0.86 (lagging). d. Sketch the phasor diagram and mark relevant angles (9, 6, 4) e. Calculate the induced power in the machine. f. Calculate the induced torque in the machine.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.41P

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