摘要
首先,在分析馈电开关故障和继电保护要求的基础上,给出了馈电开关检测与保护系统的总体方案。其次,介绍了系统的硬件设计思路,包括控制器选择、漏电检测电路、缺相检测电路、短路检测电路和继电器电路,介绍了系统的上位机和下位机软件设计方案。最后,针对系统实际应用测试给出了数据和分析。
Firstly,on the basis of analyzing the fault of the feeder switch and the requirement of relay protection,the overall scheme of the detection and protection system of the feeder switch is given.Secondly,the hardware design idea of the system is introduced,including controller selection,leakage detection circuit,phase missing detection circuit,short circuit detection circuit and relay circuit,and the software design scheme of the upper computer and the lower computer of the system is introduced.Finally,the data and analysis are given for the practical application test.
作者
李大伟
LI Da-wei(Xishan Coal Electricity Group Xiqu Coal Mine,Gujiao 030200,China)
出处
《机械工程与自动化》
2021年第1期189-190,193,共3页
Mechanical Engineering & Automation
