Two single-phase transformers supply, in parallel, a secondary load of 1000 A at 0.8 p.f. lagging. For each transformer, the secondary emf on open-circuit is 3300 V and the total leakage impedance, in terms of the secondary are (0.1 + j 0.2) and (0.05 + j 0.4) ohm, respectively. Determine the output current for each transformer and the ratio of the kW output of the two transformers. (Ans. 652 A; 362 A; 2.4: 1)

Two single-phase transformers supply, in parallel, a secondary load of 1000 A at 0.8 p.f. lagging. For each transformer, the secondary emf on open-circuit is 3300 V and the total leakage impedance, in terms of the secondary are (0.1 + j 0.2) and (0.05 + j 0.4) ohm, respectively. Determine the output current for each transformer and the ratio of the kW output of the two transformers. (Ans. 652 A; 362 A; 2.4: 1)

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 3.34P: Three single-phase, two-winding transformers, each rated 450MVA,20kV/288.7kV, with leakage reactance...

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