Physical topology automatic identification generation circuit of low-voltage power grid

Abstract

The invention discloses a physical topology automatic identification generation circuit of a low-voltage power grid. A topology identification characteristic current enable control circuit is connected with a lightning surge suppression circuit; the lightning surge suppression circuit is connected with a characteristic current generation part self-power-taking circuit, a topology identification characteristic current generation circuit and a voltage out-of-limit monitoring protection circuit; the characteristic current generation part self-power-taking circuit is connected with a topology identification characteristic current trigger control circuit and the voltage out-of-limit monitoring protection circuit; and the voltage out-of-limit monitoring protection circuit is connected with the topology identification characteristic current generation circuit. The physical topology automatic identification generation circuit of the low-voltage power grid has the advantages of extremely high safety, strong interference resistance, high circuit flexibility, high identification success rate, small circuit equipment size and the like, can quickly detect whether a circuit breaker is an Internet of Things circuit breaker or not, and is used for solving the problems that an existing product is low in safety, large in size, poor in flexibility, low in identification success power and long in identification time.

Description

Technical field [0001] The present invention relates to the technical field of intelligent low-voltage grid, and is specifically a low-voltage grid physical topology automatic identification generating circuit. Background technique [0002] Intelligent low-voltage power grid requires data high-frequency acquisition, automatic field automatic identification, phase topology recognition, power-on event active reporting, station distinguishing analysis, clock accurate governance, communication network monitoring and optimization, ID unified identification management, desk area line loss theory Interval analysis, phase difference line loss analysis, field energy quality monitoring, design, distributed photovoltaic monitoring, online operation automation, field electrical topology recognition, set area load monitoring, desk zone branch power-saving analysis, Table area downtown power-cutting analysis, branch line loss analysis, chain line loss analysis, compiling environment monitoring...

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to provide a low-voltage power grid physical topology automatic identification generating circuit, which can quickly detect whether the circuit breaker is an Internet of Things circuit breaker, and is used to solve the problems of low safety, large volume, poor flexibility, and successful identification of existing products. Problems such as low and long recognition time

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