摘要
通过对江西省近几年来220kV线路跳闸进行统计分析,得出雷击跳闸的迅猛攀升是江西省线路跳闸率居高不下的主要原因这一结论。本文还就雷击跳闸的原因进行了深入地分析,并结合实际提出了一些有针对性的防雷措施。
Through statistically analyzing 220 kV line tripping in recent years, Gains the conclusion that lightning tripout rapid rising is the main reason of high line trlp-out rate in Jiangxi. This paper also analyze the reason of lightning trip-out,and propose some lightning-protected measures combined the reality.
出处
《江西电力》
2006年第1期21-23,共3页
Jiangxi Electric Power
关键词
输电线路
耐雷水平
防雷
接地
transmission line
lightning impulse withstand level
lightning-protected
grounding
