2) Two 3-phase star connected alternators share a load of 3 MW at 0.8 lagging power factor. The two alternators share the load equally. The excitation of the 2nd alternator is so adjusted that it supplies 150 A at a lagging pf. The synchronous impedances are 0.4+j12 and 0.5+j10 2. Determine the current, power factor, induce emf and load angle of each alternator. The terminal voltage is 6.6 KV.

2) Two 3-phase star connected alternators share a load of 3 MW at 0.8 lagging power factor. The two alternators share the load equally. The excitation of the 2nd alternator is so adjusted that it supplies 150 A at a lagging pf. The synchronous impedances are 0.4+j12 and 0.5+j10 2. Determine the current, power factor, induce emf and load angle of each alternator. The terminal voltage is 6.6 KV.

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 2.11P

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