A three-phase transmission line receiving end voltage is rated at 21 kV. A load of 1250 KW is connected at the receiving end of thetransmission line 60 km long. The parameters of the transmission line are given by r = 0.09 0/km and x = 0.7 0/km. If the machine isworking at 0.85 power factor lagging. Determinea) The series reactance of the transmission lineb) Sending end line voltagec) Percentage Voltage regulationd) Percentage Efficiency

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A three-phase transmission line receiving end voltage is rated at 21 kV. A load of 1250 KW is connected at the receiving end of the transmission line 60 km long. The parameters of the transmission line are given by r = 0.09 0/km and x = 0.7 Q/km. If the machine is working at 0.85 power factor lagging. Determine a) The series reactance of the transmission line b) Sending end line voltage c) Percentage Voltage regulation d) Percentage Efficiency

A three-phase transmission line receiving end voltage is rated at 21 kV. A load of 1250 KW is connected at the receiving end of the transmission line 60 km long. The parameters of the transmission line are given by r = 0.09 0/km and x = 0.7 Q/km. If the machine is working at 0.85 power factor lagging. Determine a) The series reactance of the transmission line b) Sending end line voltage c) Percentage Voltage regulation d) Percentage Efficiency

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 4.6P: A three-phase overhead transmission line is designed to deliver 190.5 M VA at 220 kV over a distance...

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