A 3-phase, 420 kV transmission line consists of 1·5 cm radius conductor spaced 2 meters apart in equilateral triangular formation. If the dielectric strength of air is 30 kV (max) per cm and corona loss per km of the line is 146.91kW/phase. Take air density factor ∂= 0·952 Estimate: i. irregularity factor ii. comment on type of conductors

A 3-phase, 420 kV transmission line consists of 1·5 cm radius conductor spaced 2 meters apart in equilateral triangular formation. If the dielectric strength of air is 30 kV (max) per cm and corona loss per km of the line is 146.91kW/phase. Take air density factor ∂= 0·952 Estimate: i. irregularity factor ii. comment on type of conductors

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 4.46P

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