10 kV电力电缆故障查找及定位技术探究

Exploration of Fault Finding and Locating Technology for 10 kV Power Cables

电缆查找定位技术是一种用于准确定位和找到电缆故障点的技术手段,它利用各种电力测试仪器和方法,结合电缆特性和故障类型的分析,通过测量电缆参数、分析电缆波形和信号传输特征等手段,以实现对电缆故障位置的精确定位。常用的电缆查找定位技术包括电位测量法(如声测法、电表检测法等)、高压闪络测量法、电桥法、行波法等。这些技术各具特点,能够应用于不同类型的电缆故障定位。通过采用合适的技术手段,可以快速、准确地找到电缆故障点,为电力系统的维护和故障修复提供技术支持,保障电力供应的连续性和可靠性。

Cable finding and locating technology is a technical means used to accurately locate and find cable fault points.It uses various power testing instruments and methods,is combined with the analysis of cable characteristics and fault types,and achieves the precise location of cable fault locations by the means of measuring cable parameters and analyzing cable waveforms and signal transmission characteristics.Common cable finding and locating technologies include potentiometry(such as sonometry,the meter detection method,etc.),the high-voltage flashover measurement method,the bridge method,the traveling wave method,etc.,and these technologies have their own characteristics and can be applied to the location of different types of cable faults.Cable fault points can be quickly and accurately found by adopting appropriate technical means,which provides technical support for the maintenance and fault correcting of power systems,and ensures the continuity and reliability of power supply.