A 3Ø, 2000KW, 480V A-connected alternator is short-circuited and is operated at rated speed to produce rated current at 4A excitation. With the short-circuit remove and with the excitation adjusted to 5A, the voltage between stator terminal is 330v. The effective resistance between terminal as measured with dc is 20. Determine the %V.R. of the alternator at half-load and pf of 0.8 leading without changing any given values. Note: Pls read and analyze the problem carefully and thoroughly.

A 3Ø, 2000KW, 480V A-connected alternator is short-circuited and is operated at rated speed to produce rated current at 4A excitation. With the short-circuit remove and with the excitation adjusted to 5A, the voltage between stator terminal is 330v. The effective resistance between terminal as measured with dc is 20. Determine the %V.R. of the alternator at half-load and pf of 0.8 leading without changing any given values. Note: Pls read and analyze the problem carefully and thoroughly.

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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