A 480-V, 60-Hz, A-connected, four-pole synchronous generator. This generator has an armature resistance of 0.0152 and a synchronous reactance of 0.12. Armature rms induced voltage (Eg) equal to 532 V and the torque angle is 5.3° at a terminal voltage of 480 V. Ignore any field circuit losses. Find: 1) Speed of rotation. 2) Magnitude of load current (line). 3) Load power factor and determine whether it is lagging or leading. 4) Output power of the generator. 5) Air gap power of the generator. 6) Find the air gap torque. 7) If the generator's efficiency is 89.7%, find friction and iron losses? 8) Find the input torque.

A 480-V, 60-Hz, A-connected, four-pole synchronous generator. This generator has an armature resistance of 0.0152 and a synchronous reactance of 0.12. Armature rms induced voltage (Eg) equal to 532 V and the torque angle is 5.3° at a terminal voltage of 480 V. Ignore any field circuit losses. Find: 1) Speed of rotation. 2) Magnitude of load current (line). 3) Load power factor and determine whether it is lagging or leading. 4) Output power of the generator. 5) Air gap power of the generator. 6) Find the air gap torque. 7) If the generator's efficiency is 89.7%, find friction and iron losses? 8) Find the input torque.

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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