局放行波测距技术在高速公路供电系统的应用  

Application of Partial Discharge Traveling Wave Ranging Technology in Expressway Power Supply System

作　　者：乔峰 QIAO Feng(Xiamen Shangwei Technology Co.,Ltd.,Xiamen 361008,China)

机构地区：[1]厦门尚为科技股份有限公司,福建厦门361008

出　　处：《电工技术》2022年第22期151-153,157,共4页Electric Engineering

摘　　要：结合近几年国内高速公路传统维护的现状,针对高速公路供电系统电缆线路的缺陷隐患,地下电缆巡线困难等造成巡线效率低,严重制约高速公路供电可靠性持续提升等难题,分析了局放行波测距技术在高速公路供电系统中的应用,阐述了局放行波测距技术的原理及其在高速公路供电系统中应用的可行性,并结合实际运行经验,总结了局放行波测距技术应用于局放行波测距技术中的优势,其可作为供电系统自动化补充手段,提高高速公路供电系统的预警水平和故障诊断、快速定位的能力,解决高速公路供电系统长期存在的巡线困难、运维劳动强度大等问题,对今后国内高速公路供电系统的规划及建设具有指导意义。Cable lines in highway power supply system have potential defects and difficulties in patrolling underground cables,which cause low efficiency of patrolling,seriously restricting the continuous improvement of power supply reliability of highway.To solve this problem,combined with the status quo of the traditional maintenance of domestic expressways in recent years,the application of partial discharge traveling wave ranging technology in highway power supply system is analyzed.The principle of partial discharge traveling wave ranging technology and its feasibility in highway power supply system are discussed.Combined with practical operation experience,the advantages of partial discharge traveling wave ranging technology applied in partial discharge traveling wave ranging technology are summarized.It can be used as a supplementary means of power supply system automation,improve the early warning level,fault diagnosis and fast positioning ability of highway power supply system,solve the long-standing difficulties of highway power supply system patrolling,heavy labor intensity in operation and maintenance,and so on.This paper has guiding significance for the future planning and construction of domestic highway power supply system.

关 键 词：高速公路 局部放电 行波测距 隐患运维 

分 类 号：TM732[电气工程—电力系统及自动化]