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12. A 60 MVA, 69.3kV, three-phase synchronous generator has a synchronous reactance of 15 ohms/phase and negligible armature resistance. The generator is delivering rated power at 0.8 power factor lagging at the rated terminal voltage to an infinite bus bar. What is the maximum three-phase power that can be generator can deliver before losing its synchronism? a. 288 MW b. 300 MW c. 254 MW d. 348 MW 13. Referring to problem 12, if the generator is delivering 48 MW to the bus bar at the rated voltage with its field current adjusted for a generated emf of 46 kV per phase. Determine the armature current a. 564.282 35.12° A c. 547.472 - 43.06° A b. 585.352 23.29° A d. 530.24 - 49.10° A e 1 of

12. A 60 MVA, 69.3kV, three-phase synchronous generator has a synchronous reactance of 15 ohms/phase and negligible armature resistance. The generator is delivering rated power at 0.8 power factor lagging at the rated terminal voltage to an infinite bus bar. What is the maximum three-phase power that can be generator can deliver before losing its synchronism? a. 288 MW b. 300 MW c. 254 MW d. 348 MW 13. Referring to problem 12, if the generator is delivering 48 MW to the bus bar at the rated voltage with its field current adjusted for a generated emf of 46 kV per phase. Determine the armature current a. 564.282 35.12° A c. 547.472 - 43.06° A b. 585.352 23.29° A d. 530.24 - 49.10° A e 1 of

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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 Referring to problem 12, if the generator is delivering 48 MW to the bus bar at the rated voltage with its
field current adjusted for a generated emf of 46 kV per phase. Determine the armature current 

12. A 60 MVA, 69.3kV, three-phase synchronous generator has a synchronous reactance of 15 ohms/phase and negligible armature resistance. The generator is delivering rated power at 0.8 power factor lagging at the rated terminal voltage to an infinite bus bar. What is the maximum three-phase power that can be generator can deliver before losing its synchronism? a. 288 MW b. 300 MW c. 254 MW d. 348 MW 13. Referring to problem 12, if the generator is delivering 48 MW to the bus bar at the rated voltage with its field current adjusted for a generated emf of 46 kV per phase. Determine the armature current a. 564.282 35.12° A c. 547.472 - 43.06° A b. 585.352 23.29° A d. 530.24 - 49.10° A e 1 of
Transcribed Image Text:12. A 60 MVA, 69.3kV, three-phase synchronous generator has a synchronous reactance of 15 ohms/phase and negligible armature resistance. The generator is delivering rated power at 0.8 power factor lagging at the rated terminal voltage to an infinite bus bar. What is the maximum three-phase power that can be generator can deliver before losing its synchronism? a. 288 MW b. 300 MW c. 254 MW d. 348 MW 13. Referring to problem 12, if the generator is delivering 48 MW to the bus bar at the rated voltage with its field current adjusted for a generated emf of 46 kV per phase. Determine the armature current a. 564.282 35.12° A c. 547.472 - 43.06° A b. 585.352 23.29° A d. 530.24 - 49.10° A e 1 of
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