依托数据冗余校验的数字化变电站继保设备防误研究

Research on Error Prevention of Relay Protection Equipment in Digital Substation Based on Data Redundancy Check

首先根据数字化变电站继电保护系统架构,提出基于数据双重化处理和跳闸信息主从校验的解决思路;然后进行针对性的软硬件设计,给出关键性的框架和流程;最后通过测试表明,该设计可有效防止因继保设备关键位置故障而引发的误跳闸事件,能显著提升数字化变电站的运行可靠性,可予以推广。

Firstly,according to the architecture of relay protection system in the digital substation,a solution based on dual data processing and master-slave verification of trip information is proposed.Secondly,the software and hardware are designed,and the key framework and process are given.Finally,the experiment test shows that this design can effectively prevent the false trip event caused by the failure of relay protection equipment in key position,and can significantly improve the operation reliability of the digital substation,which can be popularized.