Research on Secondary Relay Protection Technology for Intelligent Substation
With the continuous increase in social electricity consumption,substations are operating at high loads for a long time,and the possibility of faults is high.To improve the stability of substation operation,it is crucial to introduce secondary electromechanical protection technology.The article analyzes the characteristics of intelligent substations,and based on the needs of intelligent substation operation and maintenance,clarifies the application criteria of secondary relay protection technology.From clarifying protection requirements,optimizing design,introducing intelligent monitoring equipment,intelligent setting and online verification,adaptive relay protection and intelligent alarm,etc.,it proposes strategies for applying secondary relay protection technology to reduce the possibility of faults during substation operation,providing reference for technical application.
intelligent substationsecondary relay protectionelectric energy
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