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高压电器  2014 

110 kV XLPE电缆局部放电在线监测的方向耦合器技术实验研究

, PP. 51-56

Keywords: 局部放电,交联聚乙烯电缆,方向偶合器

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Abstract:

随着电力电缆广泛应用于城市电网,开展电缆的局部放电监测研究对电力系统安全稳定运行具有越来越重要的意义。笔者所研究的电缆局部放电监测方法――方向耦合器法是一种局部放电定位技术。笔者在工频下对方向偶合器工作原理进行了试验验证,并设计制作了方向耦合器,然后模拟产生局部放电高频电流脉冲,于110kVXLPE电缆上进行试验,验证了方向偶合器测量局部放电脉冲方向的可行性。

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