便携式电缆故障定位设备研究  

Research of Portable Power Cable Fault Localization Equipment

作　　者：杨长林[1] 赵鹏涛[1] 刘延飞 沈梦军 

机构地区：[1]第二炮兵工程学院三系,陕西西安710025

出　　处：《控制工程》2007年第S2期133-134,143,共3页Control Engineering of China

摘　　要：针对电力电缆运行环境的特点,分析故障产生的机理,给出各种常见故障类型,并根据阻抗匹配原理,通过测量电缆电阻的大小,设计一种新型电缆故障检测电路,运用电桥法和低压脉冲反射法实现电力电缆的故障定位。The characters of the power cable working environment is described,the mechanism of the power cable faults is analysed and all kinds of frequent faults are presented.A new circuit of checking the power cable faults based on the principle of the impedance matching is designed.The power cable faults are located based on the bridge method and the low-pressure pulse reflection method.

关 键 词：电力电缆故障 故障类型 故障定位 

分 类 号：TM755[电气工程—电力系统及自动化]