XLPE高压电力电缆局部放电检测方法

Detection Method for Partial Discharge of XLPE High-Voltage Power Cable

XLPE高压电力电缆局部放电检测是目前国内外广泛用于分析和判断XLPE高压电力电缆及其附件绝缘故障缺陷的有效方法。首先讲述了对XLPE高压电力电缆及其附件进行局部放电检测的实际意义,其次重点介绍了国内外几种常用的电缆局部放电检测方法,并对每一种检测方法的检测原理、适用场合、优缺点做了详细的论述,最后立足于实际对电力电缆局部放电检测方法的未来发展方向进行了展望。

At present,the partial discbarge detection of XLPE high—voltage power cables is widely used as an effective method in the analysis and judgment of the insulation fault defects of XLPE high-voltage power cables and accessories at home and abroad.This paper firstly describes the practical significance of the partial discharge detection of XLPE highvoltage power cables and accessories.Secondly it highlights several common methods of the cable partial discharge detection both at home and abroad and discusses in detail the detection principle,applicable occasions,advantages and disadvantages of each detection method.Finally,the future development direction of the partial discharge detection of power cables is prospected based on the actual conditions.