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一起集控站全停的事故分析

Power System Protection and Control(2010)

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Abstract
在河北某集控站与变电站联调的过程中发生了集控站全停的事故。通过分析报文,发现集控站前置机在解析变电站上送的浮点型遥测数据时存在缺陷,导致前置机通信进程退出,集控站全部数据停止更新。除了修改程序,又制定了集控站与变电站联调的相关规定。规定对变电站上送集控站的遥信、遥测、遥控等数据作了详细的规定,既防止了类似事故的发生,又加快了集控站和变电站联调的速度。
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Key words
104 protocol,countermeasures,telemetering,centralized control station shutdown
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