3 kVA, 50HZ, Single phase transformer, the primary voltage of the transformer is 110V. Req and Xeql is 0.2652 and 0.42 respectively. The voltage regulation down at load current 12 and 0.707 lag power factor is 15%. Draw the Kapp regulation diagram referred to Primary at Load current I use the diagram to find the terminal voltage at 0.8 lag and lead, unity p.f. Also find the p.f. at zero regulation.

3 kVA, 50HZ, Single phase transformer, the primary voltage of the transformer is 110V. Req and Xeql is 0.2652 and 0.42 respectively. The voltage regulation down at load current 12 and 0.707 lag power factor is 15%. Draw the Kapp regulation diagram referred to Primary at Load current I use the diagram to find the terminal voltage at 0.8 lag and lead, unity p.f. Also find the p.f. at zero regulation.

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 3.9P

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