Network analysis on intelligent substation and traditional substation

With the development of electronic technology and network communication technology,especially the appearance of IEC61850,it has brought brand-new opportunities for the substation automation.The intelligent substation and substation intelligent transformation obtained rapid development.The paper analyzes the network of the traditional substation and intelligent substation, compares them from the network structure and communication method.This paper mainly introduces the network structure of the intelligent substation,which provides reference for the intelligent transformation of the substation.