Q3(a) In an overhead line, there are THREE units in the string of insulators having phase voltage of 19.06kV. If the shunt capacitance between each insulator pin and earth is 0.22 times than insulator capacitance (1) Calculate the distribution of voltage over 3 insulators. (i) Explain why string efficiency, will not reach to 100% under practical condition.

Q3(a) In an overhead line, there are THREE units in the string of insulators having phase voltage of 19.06kV. If the shunt capacitance between each insulator pin and earth is 0.22 times than insulator capacitance (1) Calculate the distribution of voltage over 3 insulators. (i) Explain why string efficiency, will not reach to 100% under practical condition.

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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.31MCQ

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