Special data interaction method and device for intelligent substation
A technology for smart substations and dedicated data, applied in circuit devices, data exchange networks, electrical components, etc., can solve problems that are difficult to achieve, affect the safe and stable operation of substations, and power outages for switches, and achieve the effect of solving separation problems.
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[0033]In order to make it easier for those skilled in the art to understand and implement the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0034] figure 1 It is the connection diagram of intelligent substation line protection in SMV / GOOSE combined network mode. Each IED device adopts optical IRIG-B code or electrical IRIG-B code for time synchronization (not shown in the figure), and the output sampling of line merging unit (MU) 103 Value control block SMV1, bus merging unit (MU) 104 output sampling value control block SMV2, SMV1 and SMV2 are connected to the process layer switch 102, the intelligent terminal 104 is connected to the process layer switch 102, through the process layer switch 102 to the line protection device 101 Send the position GOOSE signal of the circuit breaker and receive the trip GOOSE signal of the line protection device 101, the process layer ...
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