Two 3300 V star-connected alternators running in parallel supply the following loads : 800 kW at unity p.f.; 600 kW at p.f. 0-8 lagging; 400 kW at p.f. 0.707 lagging The armature current of one machine is 150 A at p.f. 0-85 lagging. What is the armature current, output and p.f. of the other machine? [200 A; 1071 kW; 0-937 lagging]

Two 3300 V star-connected alternators running in parallel supply the following loads : 800 kW at unity p.f.; 600 kW at p.f. 0-8 lagging; 400 kW at p.f. 0.707 lagging The armature current of one machine is 150 A at p.f. 0-85 lagging. What is the armature current, output and p.f. of the other machine? [200 A; 1071 kW; 0-937 lagging]

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

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.6P

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