新能源发电站集电线路故障测距方法  

Fault Location Method of Collecting Line in New Energy Power Station

作　　者：张晋涛[1] 邓卫礼 杨俊杰 ZHANG Jintao;DENG Weili;YANG Junjie(Hangzhou Huachen Electric Power Control Engineering Co.,Ltd.,Hangzhou 310005,China;Zhejiang University,Hangzhou 310027,China)

机构地区：[1]杭州华辰电力控制工程有限公司,浙江杭州310005 [2]浙江大学,浙江杭州310027

出　　处：《电工技术》2021年第24期51-53,57,共4页Electric Engineering

摘　　要：针对集电线路的故障定位问题,以故障工频单端测距方法为例介绍了阻抗测距法以及3种常用行波测距方法。结合新能源发电站集电线路本身的特点,指出传统故障测距法应用于新能源电站集电线路时的局限性,给出适用于集电线路的阻抗法和行波法。总结各个测距法的优缺点,给出新能源发电站集电线路故障测距建议。Aiming at the fault location problem of power line,taking fault power frequency single ended fault location method as an example,the impedance distance measurement method and 3 common traveling wave location methods are introduced.Combined with the characteristics of the collector line of new energy power station,the limitations of the traditional fault location method applied to the collector line of new energy power station are pointed out,and the impedance method and traveling wave method suitable for the collector line are given.The advantages and disadvantages of each ranging method are summarized,and the suggestions on fault location of collecting line in new energy power station are given.

关 键 词：集电线路 故障测距 阻抗法 行波法 

分 类 号：TM614[电气工程—电力系统及自动化]