A 3-phase, 220 kV, 50 Hz transmission line consists of 11.13 mm radius conductors spaced 6.0 m at the corners of an equilateral triangle. If the surface factor (m.) is 0.84, irregularity factor are (m,) 0.720, temperature of 32 °C, and barometric pressure of 74.5 cm of Hg. Calculate the visual and critical voltages with the corona loss per km 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 4.27MCQ: In terms of line-to-line capacitance, the line-to-neutral capacitance of a single-phase transmission...
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A 3-phase, 220 kV, 50 Hz transmission line consists of 11.13 mm radius conductors spaced
6.0 m at the corners of an equilateral triangle. If the surface factor (mo) is 0.84, irregularity
factor are (mv) 0.720, temperature of 32 °C, and barometric pressure of 74.5 cm of Hg.
Calculate the visual and critical voltages with the corona loss per km of the line
Transcribed Image Text:A 3-phase, 220 kV, 50 Hz transmission line consists of 11.13 mm radius conductors spaced 6.0 m at the corners of an equilateral triangle. If the surface factor (mo) is 0.84, irregularity factor are (mv) 0.720, temperature of 32 °C, and barometric pressure of 74.5 cm of Hg. Calculate the visual and critical voltages with the corona loss per km of the line
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