摘要
从2010年1月12日开始,广西桂林地区出现了大幅降温及较长时间的低温阴雨天气。文章中介绍了广西某500 kV紧凑型输电线路的受损情况,调查分析了此次冰灾的气象条件。对该线路发生故障跳闸、一铁塔头部折断、导线断线等受损原因进行了计算分析,并提出了改造措施,提高了线路的安全运行水平。
From January 12, 2010, there is a long period of cold rainy weather in Guilin of Guangxi. The paper introduces a damage of a 500kV compact transmission line in Guangxi; surveys and analyzes the meteorological conditions resulting in such damage. Moreover, the paper also makes an analysis on causes of fault tripping, tower head fracture and wire break on the transmission line; and puts forward some improvement measures, which greatly improves the safe operation level of the transmission line.
出处
《红水河》
2012年第6期103-107,125,共6页
Hongshui River
关键词
500
KV线路
冰灾
断线
故障分析
改造措施
500kV transmission line
ice disaster
disconnection
failure analysis
improvement measures
