Problem 3: A 3-phase, Y-connected, 6-pole, 60HZ generator has X, = 12 . negligible r, (stator resistance), and L = 0.2H. The machine operates at a power angle of 31.48' with a field current of 100A. The line-to-neutral terminal voltage is 2400Vrms. a. Find the speed of the prime mover in rad/sec b. Determine the excitation voltage c. Find the line current d. Find the power consumed by the load and its power factor e. Find the developed torque

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
Chapter11: Transient Stability
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Problem 3: A 3-phase, Y-connected, 6-pole, 60HZ generator has X, = 12 . negligible r, (stator
resistance), and L = 0.2H. The machine operates at a power angle of 31.48' with a field current of
100A. The line-to-neutral terminal voltage is 2400Vrms.
a. Find the speed of the prime mover in rad/sec
b. Determine the excitation voltage
c. Find the line current
d. Find the power consumed by the load and its power factor
e. Find the developed torque
Transcribed Image Text:Problem 3: A 3-phase, Y-connected, 6-pole, 60HZ generator has X, = 12 . negligible r, (stator resistance), and L = 0.2H. The machine operates at a power angle of 31.48' with a field current of 100A. The line-to-neutral terminal voltage is 2400Vrms. a. Find the speed of the prime mover in rad/sec b. Determine the excitation voltage c. Find the line current d. Find the power consumed by the load and its power factor e. Find the developed torque
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