A 3-phase, 14kVrms (line-to-line), 10MVA, 60Hz, 2-pole, 0.85 PF lagging star-connected, synchronous generator has Xs = 200 per phase and Rs = 29 per phase. The generator is connected to an infinite bus: a) Determine the excitation voltage, and draw the phasor diagram for this condition. b) Determine the torque at this condition. c) If the field current is kept constant, determine the maximum power the generator can supply. Assume Rs << Xs

A 3-phase, 14kVrms (line-to-line), 10MVA, 60Hz, 2-pole, 0.85 PF lagging star-connected, synchronous generator has Xs = 200 per phase and Rs = 29 per phase. The generator is connected to an infinite bus: a) Determine the excitation voltage, and draw the phasor diagram for this condition. b) Determine the torque at this condition. c) If the field current is kept constant, determine the maximum power the generator can supply. Assume Rs << Xs

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

Chapter7: Symmetrical Faults

Section: Chapter Questions

Problem 7.3MCQ: The amplitude of the sinusoidal symmetrical ac component of the three-phase short-circuit current of...

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