A three-phase star-connected alternator

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
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.13MCQ
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A three-phase star-connected alternator is rated at 1.6MVA, 13.5KV. The per phase armature effective resistance and
synchronous reactance are 1.50 and 302, respectively. Calculate the regulation for a load of 1.280MW at a power
factors of:
a. Unity
b. 0.8 leading
c. 0.8 lagging
Transcribed Image Text:A three-phase star-connected alternator is rated at 1.6MVA, 13.5KV. The per phase armature effective resistance and synchronous reactance are 1.50 and 302, respectively. Calculate the regulation for a load of 1.280MW at a power factors of: a. Unity b. 0.8 leading c. 0.8 lagging
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