A A-connected three-phase 60-Hz synchronous generator is subjected to the following tests to determine its parameters: (i) At rated field current, the no-load terminal voltage is 13.5 kV. (ii) At rated field current, the short-circuit line current is 4800 A. (iii) When a terminal de voltage of 500 V is applied, the current is 420 A. Find Ra and X, of this generator.

A A-connected three-phase 60-Hz synchronous generator is subjected to the following tests to determine its parameters: (i) At rated field current, the no-load terminal voltage is 13.5 kV. (ii) At rated field current, the short-circuit line current is 4800 A. (iii) When a terminal de voltage of 500 V is applied, the current is 420 A. Find Ra and X, of this generator.

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.24P: For Problem 3.18, the motor operates at full load, at 0.8 power factor leading, and at a terminal...

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