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Analysis of the accident based on low temperature, snowstorm, ice, coagulation

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1 Author(s)
Wang Runhua ; Shanghai Power, Shanghai, China

When the diameter of ice covering lines is over 40-60 mm (Hunan) or even 300 mm (Guizhou), much bigger than the standard line parameter of 15-30 mm, it will lead to the collapse of towers of 220 KV/500 KV transmission systems. The paper summarizes the accidence occurred in China at the beginning of 2008 and presents optimal design philosophy for the transmission line of EHV/UHV.

Published in:

Electricity Distribution, 2008. CICED 2008. China International Conference on

Date of Conference:

10-13 Dec. 2008