局放检测技术在电力电缆故障在线监测中研究及应用  

Partial Discharge Detection Technology in Power Cable Faults Research and Application in Online Monitoring

作　　者：王雪亮 郭海全 丁伯松 管轩玉 熊超 杜加飞 WANG Xueliang;GUO Haiquan;DING Bosong;GUAN Xuanyu;XIONG Chao;DU Jiafei(China HuaNeng Anhui HuaiNing Wind Electric Power Limited Liability Company,Anqing Anhui 246100;Beijing HengHuiZhiXun Technology Limited Liability Company,Beijing 100085)

机构地区：[1]华能安徽怀宁风力发电有限责任公司,安徽安庆246100 [2]北京恒辉智讯科技有限公司,北京100085

出　　处：《东北电力大学学报》2024年第2期58-63,87,共7页Journal of Northeast Electric Power University

摘　　要：局部放电检测是评估交联聚乙烯电力电缆(Cross Linked Polyethylene Cable, XLPE)绝缘状况的重要手段。文中研制了一套应用于中压XLPE电缆的局部放电在线监测系统,详细阐述了其工作原理、硬件组成、软件设计及实现方案。该系统通过监测XLPE电缆接地线中的局部放电信号,来综合评估XLPE电缆的绝缘状况。现场运行结果表明,该系统稳定、可靠。Partial discharge detection is an important means to evaluate the insulation condition of cross-linked polyethylene power cables.In this paper,a partial discharge online monitoring system for medium voltage XLPE cables is developed,and its working principle,hardware composition,software design and implementation scheme are elaborated in detail.The system comprehensively evaluates the insulation condition of XLPE cables by monitoring the partial discharge signal in the ground wire of XLPE cables.The field operation results show that the system is stable and reliable.

关 键 词：中压 XLPE 绝缘状况 局部放电 在线监测 

分 类 号：TM24[一般工业技术—材料科学与工程]