10) A 1000 KVA, 3000 v, 50 Hz, three-phase star-connected alternator has an effective armature resistance of 0.2 Ω. A field current of 40 A produces a short- circuit current of 200 A, and an open-circuit voltage of 1040 V (line-to-line). Calculate the full load percentage voltage regulation at a power factor of 0.8 lagging. How will the regulation be affected if the alternator delivers its full load output at a power factor of 0.8 leading?

10) A 1000 KVA, 3000 v, 50 Hz, three-phase star-connected alternator has an effective armature resistance of 0.2 Ω. A field current of 40 A produces a short- circuit current of 200 A, and an open-circuit voltage of 1040 V (line-to-line). Calculate the full load percentage voltage regulation at a power factor of 0.8 lagging. How will the regulation be affected if the alternator delivers its full load output at a power factor of 0.8 leading?

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 2.21P: An industrial plant consisting primarily of induction motor loads absorbs 500 kW at 0.6 power factor...

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