A) Two 1-phase transformers with equal turn ratio have impedances of (0.5 + j3) and (0.6+j10) with respect to the secondary. If they operate in parallel to supply a total load of 100kW at p.f. 0.8 lagging and terminal voltage 400V, find: (i) The kVA supplied by each transformer, (ii) The current of each transformer.

A) Two 1-phase transformers with equal turn ratio have impedances of (0.5 + j3) and (0.6+j10) with respect to the secondary. If they operate in parallel to supply a total load of 100kW at p.f. 0.8 lagging and terminal voltage 400V, find: (i) The kVA supplied by each transformer, (ii) The current of each transformer.

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 3.57P: A two-winding single-phase transformer rated 60kVA,240/1200V,60Hz, has an efficiency of 0.96 when...

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