电力电缆状态感知与检测技术研究综述  

Overview of Condition Sensing and Detection Technology for Power Cables

作　　者：吴春芳 陈云[2,3] 黄韬 肖佳朋 王超 甄威扬 陈彦文 成延庭 赵鹏 郝艳捧 WU Chunfang;CHEN Yun;HUANG Tao;XIAO Jiapeng;WANG Chao;ZHEN Weiyang;CHEN Yanwen;CHENG Yanting;ZHAO Peng;HAO Yanpeng(Jiangmen Power Supply Bureau of Guangdong Power Grid Co.,Ltd.,Guangdong Jiangmen 529000,China;School of Electric Power Engineering,South China University of Technology,Guangzhou 510641,China;Electric Power Research Institute,China Southern Power Grid,Guangzhou 510663,China)

机构地区：[1]广东电网有限责任公司江门供电局,广东江门529000 [2]华南理工大学电力学院,广州510641 [3]南方电网科学研究院,广州510663

出　　处：《高压电器》2024年第10期86-103,共18页High Voltage Apparatus

基　　金：广东电网有限责任公司科技项目(030700KK52180147)。

摘　　要：电力电缆是电力系统中的重要设备,电缆的运行状态关系到输配电系统的安全可靠运行。电缆状态检测技术指根据电缆运行状态的历史数据,综合运用停电试验、带电检测、在线监测等技术对电缆状态量进行智能感知,为电缆运行性能综合评估提供关键参考信息。文中综述了近年关于电缆状态感知及检测技术的国内外研究现状,分别从温度、载流量、局部放电、受潮、应变/振动和接地电流等状态量进行评述,阐明了不同状态量的检测原理,介绍了目前电缆状态检测技术研究及实践中的应用情况和发展水平,并探讨电缆状态检测技术的主要发展趋势。Power cable is an important equipment in power systems and its operation conditions are related to safe and reliable operation of transmission and distribution system.The condition detection technology of cable refers to intelligent perception of cable in accordance with the historical data of operation conditions of cable and comprehen⁃sive application of such technologies as power off test,live test and online monitoring detection so to provide key ref⁃erence information for the comprehensive assessment of operating performance of cable.In this paper,the research status of condition sensing and detection technology of cable at home and abroad in recent years are reviewed,such conditions as temperature,ampacity,partial discharge,moisture,strain/vibration and earth current are described re⁃spectively and the detection principles of different conditions are explained,the application and development level of condition detection technology of cable in research and practice are described and the main development trend of cable condition detection technology are discussed.

关 键 词：电力电缆 运行状态 状态量 停电试验 带电检测 在线监测 温度 载流量 局部放电 受潮 应变/振动 接地电流 

分 类 号：TM247[一般工业技术—材料科学与工程]