it analyzes the importance of cable on-line monitoring, introduces its technique level all over the world and its developing trend of on-line monitoring system for xlpe power cable insulation fault.
文章介绍了目前电力电缆绝缘在线监测的几种方法,并对这些方法进行分析和比较。
throughout analyzing the xlpe power cable insulation aging caused by the water tree, the on-line monitoring system design based on the difference frequency is presented.
通过对电力电缆水树枝引起的绝缘老化原因的分析,提出了基于差频法的在线监测系统的设计方案。
throughout analyzing the xlpe power cable insulation aging caused by the water tree, the on-line monitoring system design based on the difference frequency is presented.
结合近年来国内外相关文献阐述发电机绝缘老化机理,并提出用统计过电压参数与运行记录相结合的方法,推定绝缘剩余寿命。