In a three-phase transmission line with a length of 150 km, a voltage of 250 kV and a frequency of 50 Hz, the diameter of the steel-cored aluminum conductors is 18 mm, the roughness coefficient of the conductors is 0.6, and the spacing between the conductors is 6 m. Since the average air temperature is 27˚ C and the air pressure is 762 mmHg along the line, find the corona voltage around the conductor and the total loss of the line according to the Peek formula.

In a three-phase transmission line with a length of 150 km, a voltage of 250 kV and a frequency of 50 Hz, the diameter of the steel-cored aluminum conductors is 18 mm, the roughness coefficient of the conductors is 0.6, and the spacing between the conductors is 6 m. Since the average air temperature is 27˚ C and the air pressure is 762 mmHg along the line, find the corona voltage around the conductor and the total loss of the line according to the Peek formula.

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 4.13P: A single-phase overhead transmission line consists of two solid aluminum conductors having a radius...

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