华电技术 ›› 2013, Vol. 35 ›› Issue (10): 15-18.

• 研究与开发 • 上一篇    下一篇

冻雨气候对500kV输电线路的影响及防治措施

  

  1. (内蒙古大唐国际托克托发电有限责任公司,内蒙古托克托〓010206)
  • 出版日期:2013-10-25 发布日期:2013-11-25

Influence of freezing rain weather on 500kV transmission line and control measures

  1. (Inner Mongolia Datang International Togtoh Power Generation Company Limited, Togtoh 010206, China)
  • Online:2013-10-25 Published:2013-11-25

摘要: 摘要:介绍了托电公司因冻雨灾害引发的线路连续跳闸事故的现象和事故处理过程,分析了特殊天气对线路的影响、线路覆冰的形成条件和特点,提出了事故发生的预防措施和几种有效的除冰方法。

关键词: 关键词:线路跳闸, 气候灾害, 冻雨, 覆冰, 除冰, 原因分析, 预防措施

Abstract: Abstract:The phenomenon of output transmission line tripout accident successively occurred in Togtoh Power Generation Company Limited caused by freezing rain disaster and the accident treatment process were introduced. The influence of extreme weather on the transmission line was analyzed, and the formation conditions of the line ice coating and the characteristics of the ice coating were analyzed too. The preventive measures of the accident and several effective deicing methods were proposed.

Key words: Key words:transmission line tripping, weather disaster, freezing rain, ice coating