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A three-phase, 25-MVA, 13.8-kV, 50-Hz, 2-pole, Y-connected synchronous generator was tested with the following results: OCT SCT Field current (A) Line voltage (kV) Air-gap
A three-phase, 25-MVA, 13.8-kV, 50-Hz, 2-pole, Y-connected synchronous generator was tested with the following results: OCT SCT Field current (A) Line voltage (kV) Air-gap line (kV) 320 365 380 475 570 13.0 13.8 14.1 15.2 16.0 15.4 17.5 18.3 22.8 27.4 Field current (A) Armature current (A) 1040 1190 1240 1550 1885 a) Find the approximate unsaturated synchronous reactance in 2/phase and in per-unit. b) Find the approximate saturated synchronous reactance at rated terminal voltage in /phase and in per-unit. c) Find the SCR for this generator. 320 365 380 475 570
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W From the We Compute 2 OCT for field Cureit zscphase for field Current 320A 13x 1...
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Probability and Random Processes With Applications to Signal Processing and Communications
Authors: Scott Miller, Donald Childers
2nd edition
123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814
