Estimate the corona loss for a three-phase, 110 kV, 50 Hz, 150 km long transmission line consisting of three conductors each of 10 mm diameter and spaced 2-5 m apart in an equilateral triangle formation. The temperature of air is 30 °C and the atmospheric pressure is 750 mm of mercury. Take irregularity factor as 0.85. lonisation of air may be assumed to take place at a maximum voltage gradient of 30 kV/

Estimate the corona loss for a three-phase, 110 kV, 50 Hz, 150 km long transmission line consisting of three conductors each of 10 mm diameter and spaced 2-5 m apart in an equilateral triangle formation. The temperature of air is 30 °C and the atmospheric pressure is 750 mm of mercury. Take irregularity factor as 0.85. lonisation of air may be assumed to take place at a maximum voltage gradient of 30 kV/

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 4.47P

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