Research on Secondary Relay Protection Technology of Intelligent Substation
Secondary relay protection technology is the key technology to ensure the stable operation of secondary equipment in smart substation.Starting with the application status of secondary relay protection technology in intelligent substation,this paper analyzes the common secondary relay protection technologies in intelligent substation,including power relay protection technology,overcurrent protection technology,overvoltage protection technology and grounding protection technology,so as to provide reference for the application of secondary relay protection technology in intelligent substation.
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