Two identical three – phase Y – connected alternator A and B share equally a load of 10MW at 33kV and 80% lagging pf. The synchronous reactance of each machine is 4 ohms per phase and thew armature resistance is negligible. Alternator A has its filed excitation adjusted to carry 125 A lagging current, what is the current supplied by alternator B? a. 96 A b. 97 A b. 98 A d. 95 A

Two identical three – phase Y – connected alternator A and B share equally a load of 10MW at 33kV and 80% lagging pf. The synchronous reactance of each machine is 4 ohms per phase and thew armature resistance is negligible. Alternator A has its filed excitation adjusted to carry 125 A lagging current, what is the current supplied by alternator B? a. 96 A b. 97 A b. 98 A d. 95 A

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter31: Three-phase Alternators

Section: Chapter Questions

Problem 1RQ: What conditions must be met before two alternators can be paralleled together?

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