Real-time monitoring system for microgrid alternating-current and direct-current bus interface converter

Abstract

The invention relates to the technical field of microgrid grid-connected converter detection, in particular to a real-time monitoring system for a microgrid alternating-current and direct-current businterface converter, and solves the technical problems in the background art. The real-time monitoring system comprises a field equipment layer, a network communication layer and a user management layer, wherein the field equipment layer comprises an intelligent alternating-current ammeter, an intelligent direct-current ammeter, a positioning module and a temperature sensor, the network communication layer comprises a communication management machine, and the user management layer is provided with a monitoring platform. The real-time monitoring system for the AC / DC bus interface converter of the microgrid is used for detecting the AC / DC bus interface converter to be detected, is low in measurement difficulty, high in working efficiency, real-time and very portable, reduces the investment and operation cost, has high compatibility and expansibility, and facilitates access of other converter detection equipment of the microgrid.

Description

technical field [0001] The invention belongs to the technical field of detecting grid-connected converters of micro-grids, and specifically relates to a real-time monitoring system for AC-DC bus interface converters of micro-grids. Background technique [0002] With the large-scale access of photovoltaic, wind power and other renewable energy sources and the increasing DC load, the AC-DC hybrid microgrid that can simultaneously meet the access requirements of AC and DC power sources, loads and energy storage has become an important power supply mode. In the AC-DC hybrid microgrid, the AC-DC bus interface converter is the link between the AC subnet and the DC subnet, and its performance plays a decisive role in the stable and reliable operation of the hybrid microgrid and the guarantee of power quality. With the development of science and technology, the detection device of the AC-DC bus interface converter has also been technically improved, but the hand-held power detection...

AI Technical Summary

Problems solved by technology

[0003] The present invention aims to solve the technical problems that most of the current AC-DC bus interface converters use hand-held detection instruments, but the hand-held detection instruments have difficult measurement, low work efficiency, poor real-time performance, and high labor costs; or use expensive The power analyzer and watt-hour meter, which have technical problems such as high cost, provide a real-time monitoring system for the AC-DC bus interface converter of the microgrid

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