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Test Analysis of Backup Power Automatic Device in 110kV Fozi Substation
Author(s): 
Pages: 61-62,67
Year: Issue:  3
Journal: GUANGXI ELECTRIC POWER

Keyword:  备用电源自动投入装置拒动原因动作逻辑变电站接线方式;
Abstract: 佛子变110 kV备用电源自动投入装置在投产前进行的模拟试验过程中不能正确动作,文章对备自投装置的动作逻辑及变电站的接线方式进行了分析,发现造成装置拒动的原因是由于装置本身的二次设计存在缺陷,提出备用电源自动投入装置的动作逻辑应根据变电站的实际接线方式来设计,应考虑非典型接线中电压回路、位置信号等对备用电源自动投入装置逻辑的影响,修改后的备自投装置投运至今,再未发生过拒动现象.
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