A pure transformer is used to form a step-up autotransformer with common winding of 7200 V and 1400 V series winding. The input current of the autotransformer is 100 A. Determine: a) The power flowing conductively in the autotransformer b) The power that flows inductively in the autotransformer c) The power gain, with respect to the original transformer. d) Draw the wiring of the coils on the original transformer to form the autotransformer.

A pure transformer is used to form a step-up autotransformer with common winding of 7200 V and 1400 V series winding. The input current of the autotransformer is 100 A. Determine: a) The power flowing conductively in the autotransformer b) The power that flows inductively in the autotransformer c) The power gain, with respect to the original transformer. d) Draw the wiring of the coils on the original transformer to form the autotransformer.

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 3.63P: A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...

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