5.18 A 60-Hz, 230-mile, three-phase overhead transmission line has a series impedance z 5 0.8431/79.048 V/mi and a shunt admittance g 5 5.105 3 1026/908 S/mi. The load at the receiving end is 125 MW at unity power factor and at 215 kV. Determine the voltage, current, and both real and reactive power at the sending end and the percent voltage regulation of the line. Also find the wavelength and velocity of propagation of the line.

5.18 A 60-Hz, 230-mile, three-phase overhead transmission line has a series impedance z 5 0.8431/79.048 V/mi and a shunt admittance g 5 5.105 3 1026/908 S/mi. The load at the receiving end is 125 MW at unity power factor and at 215 kV. Determine the voltage, current, and both real and reactive power at the sending end and the percent voltage regulation of the line. Also find the wavelength and velocity of propagation of the line.

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 4.10MCQ: Transmission line conductance is usually neglected in power system studies. True False

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