System and method for synchronously monitoring secondary equipment time of power supply system

Abstract

The invention relates to an industry automation information monitoring technology and discloses a system for synchronously monitoring secondary equipment time of a power supply system, which solves the problems of low accuracy and poor stability of secondary equipment time in the prior art. The main point of the technical scheme is as follows: the system comprises a station monitoring system, a network switch and a secondary equipment unit, the secondary equipment unit is connected with the station monitoring system through the network switch; the system also comprises a time synchronization acquiring device and a time synchronization monitoring background machine, the time synchronization acquiring device is connected with the secondary equipment unit, and the time synchronization monitoring background machine is connected with the network switch and the time synchronization acquiring device. Furthermore, the invention discloses a method for synchronously monitoring secondary equipment time of the power supply system. The invention is suitable for the secondary equipment time monitoring in all power stations and converting stations.

Description

technical field [0001] The invention relates to an industrial automation information monitoring technology, in particular to a time synchronization monitoring system and a monitoring method for secondary equipment in a power system. Background technique [0002] In the power system, secondary equipment is the general term for all kinds of automation equipment to ensure the normal operation of the power system, including time synchronization devices, protection devices, telecontrol devices (monitoring devices), measurement devices (phasor measurement devices, power quality monitoring devices , lightning measuring device), recording device (fault recording device), metering device (smart meter), etc., among which the time synchronization device can provide time signal and time message information output interface, other secondary equipment can only receive time signal or Time message information and use. In order to ensure the correctness of real-time processing of these seco...

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a time synchronization monitoring system and monitoring method for the secondary equipment of the power system to solve the problems of low time accuracy and poor stability of the secondary equipment in the traditional technology

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