A 75 KVA, 240/7970 V, 60 Hz single phase transformer has the following parameters referred to the high-voltage side: Ri=5.93 Ω R₂=3.39 2 Re=244 ΚΩ Assume that the transformer is supplying its rated KVA and voltage at its high voltage terminals. Calculate the efficiency and the voltage regulation for a load power factor of 0.87 leading. (Note: You may assume the reasonable engineering approximation to simplify your analysis). Χι= 43.2 Ω Χ2=40,6 Ω Xm=114 ΚΩ

A 75 KVA, 240/7970 V, 60 Hz single phase transformer has the following parameters referred to the high-voltage side: Ri=5.93 Ω R₂=3.39 2 Re=244 ΚΩ Assume that the transformer is supplying its rated KVA and voltage at its high voltage terminals. Calculate the efficiency and the voltage regulation for a load power factor of 0.87 leading. (Note: You may assume the reasonable engineering approximation to simplify your analysis). Χι= 43.2 Ω Χ2=40,6 Ω Xm=114 ΚΩ

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 3.16P: A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...

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