关于变电站保护二次电缆屏蔽层接地方式研究  

Study on grounding mode of shielding layer for two cables in substation protection

作　　者：白立强 Bai Liqiang(Shandong power company Dong’e county power supply company,Liaocheng Shandong,252200)

机构地区：[1]国网山东省电力公司东阿县供电公司,山东聊城252200

出　　处：《电子测试》2018年第17期105-106,共2页Electronic Test

摘　　要：本文以变电站的主要干扰源及耦合方式作为切入点,就变电站保护二次电缆屏蔽层接地方式进行研究,论述屏蔽层的抗干扰作用,再以此为基础,对屏蔽层接地的不同方式进行重点分析,为后续工作提供必要参考。In this paper,the main interference sources and coupling modes of substations are taken as the starting point,Research on grounding mode of shielding layer of two cable in substation protection,Discussion on the anti-interference effect of shielding layer,On the basis of this,The different ways of shielding grounding are analyzed emphatically,Provide the necessary reference for the follow-up work.

关 键 词：变电站 屏蔽层 接地方式 一次设备 短路电流 

分 类 号：TM63[电气工程—电力系统及自动化]