电磁耦合传感器在检测XLPE电缆局部放电中的应用  

Application of the Electromagnetic Coupling Sensors in Detecting Partial Discharges in XLPE Cable

作　　者：朱俊栋[1] 陈希诚[2] 

机构地区：[1]石家庄供电公司,河北石家庄050091 [2]河北电力勘测设计研究院,河北石家庄050031

出　　处：《华北电力技术》2007年第11期47-51,共5页North China Electric Power

摘　　要：比较了声测法、差分法、电容传感器法、方向耦合传感器法、阻抗检测法和电磁耦合法在检测XLPE电缆局部放电中的优缺点,认为电磁耦合法更适合用于XLPE电缆局部放电的在线检测,并对电磁耦合传感器的研究情况进行了综述。The advantages and the disadvantages of the methods used in detecting partial discharges in XLPE cable are compared, namely they are the acoustic method, the differential method, the capacitive sensors method, the directional coupling sensors method, the impedance detection method and the electromagnetic coupling method, the electromagnetic coupling method is considered suitable for partial discharges detection in XLPE cable, and the research status of electromagnetic coupling sensors is summarized.

关 键 词：电磁耦合 局部放电检测 传感器 

分 类 号：TM835.1[电气工程—高电压与绝缘技术]