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Emitter-coupled amplification-based energy-saving control system for smart power grid

An energy-saving control system and emitter-coupling technology, applied in energy-saving control technology, electric light source, electric lamp circuit layout, etc., can solve problems such as inability to effectively achieve energy saving, and achieve improved accuracy and practicability, strong controllability, and improved The effect of the energy saving effect

Inactive Publication Date: 2016-01-06
成都申川节能环保工程有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to overcome the defect that energy saving cannot be effectively realized in the frequency conversion energy-saving street lamp control system in the current smart grid frequency conversion energy-saving system, and to provide a smart grid energy-saving control system based on emitter coupling amplification

Method used

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  • Emitter-coupled amplification-based energy-saving control system for smart power grid
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  • Emitter-coupled amplification-based energy-saving control system for smart power grid

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Embodiment

[0023] Such as figure 1 As shown, a smart grid energy-saving control system based on emitter coupling amplification of the present invention consists of an EMI single-phase filter, a silicon-controlled rectifier connected with the EMI single-phase filter, and a silicon-controlled rectifier connected with the silicon-controlled rectifier Step-up power factor correction circuit, single-phase high-frequency frequency converter connected with step-up power factor correction circuit, sampling protection circuit connected with single-phase high-frequency frequency converter, single-chip microcomputer connected with sampling protection circuit; It is composed of a band-pass filter low-distortion oscillating circuit connected to a step-up power factor correction circuit and a sampling protection circuit, and an emitter-coupled amplifier circuit connected in series between a single-phase high-frequency frequency converter and a single-chip microcomputer.

[0024]Among them, the samplin...

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Abstract

The invention discloses an emitter-coupled amplification-based energy-saving control system for a smart power grid. The emitter-coupled amplification-based energy-saving control system comprises an electro-magnetic interference (EMI) single-phase filter, a silicon controlled rectifier, a step-up power factor correction circuit, a single-phase high-frequency converter, a sampling protection circuit, a single chip microcomputer and a band-pass filtering low-distortion oscillating circuit, wherein the silicon controlled rectifier is connected with the EMI single-phase filter; the step-up power factor correction circuit is connected with the silicon controlled rectifier; the single-phase high-frequency converter is connected with the step-up power factor correction circuit; the sampling protection circuit is connected with the single-phase high-frequency converter; the single chip microcomputer is connected with the sampling protection circuit; the band-pass filtering low-distortion oscillating circuit is connected between the step-up power factor correction circuit and the sampling protection circuit in series; and the emitter coupled amplification-based energy-saving control system is characterized in that an emitter-coupled amplifying circuit is also connected between the single-phase high-frequency converter and the single chip microcomputer in series. By the emitter-coupled amplifying circuit, the circuit has the effects of stabilizing a static working point, stabilizing output current and increasing the input resistance of the circuit; and the energy-saving effect of the system is effectively improved.

Description

technical field [0001] The invention relates to the field of power grid energy saving, in particular to an emitter-coupled amplification-based smart power grid energy-saving control system. Background technique [0002] At present, with the development of urbanization and the improvement of people's living standards, the power consumption of urban lighting has increased geometrically. In response to the call of the national energy conservation and emission reduction policy, the concept of smart grid has been increasingly recognized by everyone. The smart grid is the intelligence of the power grid, also known as "grid 2.0", which is a technical application based on an integrated, high-speed two-way communication network, which can realize the reliability, safety, economy, efficiency, environmental protection and safety of the power grid The goal. [0003] Among them, the frequency conversion energy-saving street lamp is an important unit of the smart grid, and the energy sav...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B37/02
CPCY02B20/40
Inventor 钟黎
Owner 成都申川节能环保工程有限公司
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