2. The full-load copper losses of a 150-KVA transformer are three times its core loss and its maximum efficiency is 97.8 %. Calculate the half load efficiency of this transformer at 0.707 power factor at all cases.
2. The full-load copper losses of a 150-KVA transformer are three times its core loss and its maximum efficiency is 97.8 %. Calculate the half load efficiency of this transformer at 0.707 power factor at all cases.
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 3.7P: Consider a source of voltage v(t)=102sin(2t)V, with an internal resistance of 1800. A transformer...
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