CN203617760U - Online UPS power supply system based on DSP control - Google Patents
Online UPS power supply system based on DSP control Download PDFInfo
- Publication number
- CN203617760U CN203617760U CN201320835968.7U CN201320835968U CN203617760U CN 203617760 U CN203617760 U CN 203617760U CN 201320835968 U CN201320835968 U CN 201320835968U CN 203617760 U CN203617760 U CN 203617760U
- Authority
- CN
- China
- Prior art keywords
- circuit
- dsp control
- input signal
- control chip
- supply system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The utility model relates to a power supply system, particularly to an online UPS power supply system based on DSP control. The online UPS power supply system includes a mains supply input signal detection circuit, a mains supply input signal conditioning circuit and a storage battery charge and discharge circuit. A mains supply input signal acts as a power supply of a DSP control chip and is connected directly to the DSP control chip. After passing through the mains supply input signal detection circuit, the mains supply input signal is connected with the DSP control chip. The mains supply input signal is also connected to the storage battery charge and discharge circuit which acts as an auxiliary circuit and is connected to the DSP control chip. The mains supply input signal also passes through the mains supply input signal conditioning circuit and then is outputted via a shift switch. The online UPS power supply system is of simple structure, high reliability, stable operation and excellent performance, and can fully meet the needs of emergency electrical power supply for power grid monitoring systems of industrial and mining enterprises.
Description
Technical field
The utility model relates to a kind of power-supply system, particularly a kind of on line type UPS power-supply system of controlling based on DSP.
Background technology
UPS is by battery pack, inverter and other the electric circuit constitutes, and the power-supply device of alternating electromotive force can be provided in the time that utility grid has a power failure.There are at least nine kinds of problems in utility grid: power-off, thunderbolt spike, surge, frequency oscillation, voltage jump, voltage fluctuation, frequency drift, voltage fall, impulse disturbances, and it is very necessary therefore from improving the angle of power quality, being equipped with a UPS.UPS is widely used in the various fields such as information, communication, electric power, finance, government, manufacturing industry, communications and transportation, medical treatment life, public safety.Along with the status of information industry in national economy is more and more important, China will further strengthen in the particularly informatization investment in the field such as information, communication, electric power, finance, government, manufacturing industry, communications and transportation, health care, public safety of every profession and trade, the quickening of downstream Informatization pace of construction, must drive the demand of market to UPS.But being generally the mode of simulating control, the design circuit of UPS occurs, and system configuration complexity, poor stability, reliability is low, causes the development of ups power to be restricted.
Summary of the invention
The utility model, for the deficiency existing for prior art, provides a kind of on line type UPS power supply based on DSP Digital Control.
The technical scheme that the utility model provides is:
A kind of on line type UPS power-supply system of controlling based on DSP, comprise civil power circuit for checking input signals, civil power input signal conditioning circuit and accumulator charging/discharging circuit, city's electrical input signal is directly connected with DSP control chip as the power supply of DSP control chip, city's electrical input signal is connected with DSP control chip after civil power circuit for checking input signals circuit, city's electrical input signal is also connected with accumulator charging/discharging circuit, accumulator charging/discharging circuit is connected with DSP control chip as auxiliary circuit, city's electrical input signal is exported by diverter switch simultaneously after civil power input signal conditioning circuit.
Concrete, described civil power input signal conditioning circuit comprises transformer, rectifier, inverter and output transformer, city's electrical input signal passes through transformer, rectifier and inverter successively, and then exports by diverter switch after output transformer boosts.
Concrete, described civil power circuit for checking input signals comprises line voltage current detecting.
Concrete, described accumulator charging/discharging circuit comprises storage battery and diode, described city electrical input signal connects storage battery simultaneously while passing through rectifier, storage battery connects the input of inverter by diode, between storage battery and DSP control chip, be also provided with battery monitoring circuit, storage battery and DSP control chip and the battery monitoring circuit between them form loop.
Concrete, described battery monitoring circuit is voltage and current detection circuit.
Concrete, described inverter is connected by drive circuit IPM module with DSP control chip.
Concrete, the output signal of described output transformer is connected with DSP control chip by inverter voltage current detection circuit.
Concrete, between the output signal after described diverter switch and DSP control chip, W77E58 single-chip microcomputer is set.
Concrete, between the output signal after described diverter switch and W77E58 single-chip microcomputer, over-voltage and over-current testing circuit is set.
The utility model adopts high performance DSP, and as the main control chip of ups system, it can realize various digital signal processing algorithms real-time, and dsp chip has following main feature: can be able to complete multiplication and a sub-addition instruction mid-term; Program and data space separates, simultaneously orientation instruction and data; In sheet, there is quick RAM, conventionally can be by independently data/address bus access simultaneously in two; Interrupt fast processing and Hardware I/O support; Can the multiple operations of executed in parallel.The utility model is simple in structure, and reliability is strong, stable, and function admirable can meet the needs of industrial and mining enterprises' grid monitoring system emergency service completely.
Accompanying drawing explanation
Fig. 1 is modular structure schematic diagram of the present utility model.
Embodiment
If Fig. 1 is a kind of module map of the on line type UPS power-supply system of controlling based on DSP.A kind of on line type UPS power-supply system of controlling based on DSP comprises civil power circuit for checking input signals, civil power input signal conditioning circuit and accumulator charging/discharging circuit.Civil power circuit for checking input signals comprises line voltage current detecting.
Civil power input signal conditioning circuit comprises transformer, rectifier, inverter and output transformer, and city's electrical input signal passes through transformer, rectifier and inverter successively, and then exports by diverter switch after output transformer boosts.Inverter is connected by drive circuit IPM module with DSP control chip.The output signal of output transformer is connected with DSP control chip by inverter voltage current detection circuit.
City's electrical input signal is directly connected with DSP control chip as the power supply of DSP control chip, and city's electrical input signal is connected with DSP control chip after civil power circuit for checking input signals circuit, and city's electrical input signal is also connected with accumulator charging/discharging circuit.Accumulator charging/discharging circuit comprises storage battery and diode, and storage battery is connected with DSP control chip as the accessory power supply of DSP control chip.Described city electrical input signal connects storage battery while passing through rectifier simultaneously and charges a battery, storage battery connects the input of inverter by diode, between storage battery output signal and DSP control chip, voltage and current detection circuit is set as battery monitoring circuit, storage battery, DSP control chip and the battery monitoring circuit between them form loop, and city's electrical input signal is exported by diverter switch simultaneously after civil power input signal conditioning circuit.
Between output signal after described diverter switch and DSP control chip, W77E58 single-chip microcomputer is set.Between output signal after diverter switch and W77E58 single-chip microcomputer, over-voltage and over-current testing circuit is set.Can complete keyboard and crystal display by W77E58 single-chip microcomputer.
The utility model adopts high performance DSP, electric current and voltage that mainly can the input of Real-time Collection civil power as the main control chip of ups system, and judge whether civil power input is normal, the mode of operation of inverter is switched in judgement accordingly, and according to adopted control algolithm, dsp chip provides PWM driving pulse for IPM module; Feed back to the information of dsp chip by inverter voltage current detection circuit, dsp chip can Real-time Collection inverter output, the operating state of monitoring inverter, to realize the accurate switching between civil power output and storage battery output, in the time that inverter is freeed fault, dsp chip stops sending PWM driving pulse, realizes the self-protection of system; Feed back to the information of dsp chip by battery monitor module, the electric current and voltage situation that dsp chip can Real-time Collection batteries, thus detect the operating state of storage battery, and control as required discharging and recharging of storage battery, maintain the optimum performance of storage battery; Dsp chip peripheral interface is abundant, can expand the function of ups system.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (9)
1. an on line type UPS power-supply system of controlling based on DSP, comprise civil power circuit for checking input signals, civil power input signal conditioning circuit and accumulator charging/discharging circuit, it is characterized in that, city's electrical input signal is directly connected with DSP control chip as the power supply of DSP control chip, city's electrical input signal is connected with DSP control chip after civil power circuit for checking input signals circuit, city's electrical input signal is also connected with accumulator charging/discharging circuit, accumulator charging/discharging circuit is connected with DSP control chip as auxiliary circuit, city's electrical input signal is exported by diverter switch simultaneously after civil power input signal conditioning circuit.
According to claim 1 a kind of based on DSP control on line type UPS power-supply system, it is characterized in that, described civil power input signal conditioning circuit comprises transformer, rectifier, inverter and output transformer, city's electrical input signal passes through transformer, rectifier and inverter successively, and then exports by diverter switch after output transformer boosts.
According to claim 1 a kind of based on DSP control on line type UPS power-supply system, it is characterized in that, described civil power circuit for checking input signals comprises line voltage current detecting.
According to claim 2 a kind of based on DSP control on line type UPS power-supply system, it is characterized in that, described accumulator charging/discharging circuit comprises storage battery and diode, described city electrical input signal connects storage battery simultaneously while passing through rectifier, storage battery connects the input of inverter by diode, between storage battery and DSP control chip, be also provided with battery monitoring circuit, storage battery and DSP control chip and the battery monitoring circuit between them form loop.
According to claim 4 a kind of based on DSP control on line type UPS power-supply system, it is characterized in that, described battery monitoring circuit is voltage and current detection circuit.
According to claim 2 a kind of based on DSP control on line type UPS power-supply system, it is characterized in that, described inverter is connected by drive circuit IPM module with DSP control chip.
7. a kind of on line type UPS power-supply system of controlling based on DSP according to claim 2, is characterized in that, the output signal of described output transformer is connected with DSP control chip by inverter voltage current detection circuit.
8. a kind of on line type UPS power-supply system of controlling based on DSP according to claim 2, is characterized in that, between the output signal after described diverter switch and DSP control chip, W77E58 single-chip microcomputer is set.
9. a kind of on line type UPS power-supply system of controlling based on DSP according to claim 8, is characterized in that, between the output signal after described diverter switch and W77E58 single-chip microcomputer, over-voltage and over-current testing circuit is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835968.7U CN203617760U (en) | 2013-12-18 | 2013-12-18 | Online UPS power supply system based on DSP control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835968.7U CN203617760U (en) | 2013-12-18 | 2013-12-18 | Online UPS power supply system based on DSP control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203617760U true CN203617760U (en) | 2014-05-28 |
Family
ID=50770382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320835968.7U Expired - Fee Related CN203617760U (en) | 2013-12-18 | 2013-12-18 | Online UPS power supply system based on DSP control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203617760U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305601A (en) * | 2015-10-27 | 2016-02-03 | 赵晓玲 | Fire emergency power supply (FEPS) control system of dual processor |
| CN109149762A (en) * | 2016-07-28 | 2019-01-04 | 张丽蓉 | A kind of novel spare emergent power source |
-
2013
- 2013-12-18 CN CN201320835968.7U patent/CN203617760U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305601A (en) * | 2015-10-27 | 2016-02-03 | 赵晓玲 | Fire emergency power supply (FEPS) control system of dual processor |
| CN109149762A (en) * | 2016-07-28 | 2019-01-04 | 张丽蓉 | A kind of novel spare emergent power source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103825351B (en) | A kind of intelligent energy storage type emergency power system | |
| CN203312887U (en) | DC emergency power supply | |
| US11095131B2 (en) | Battery management system and energy storage power station | |
| CN203387294U (en) | Electrical control device capable of realizing uninterrupted power source power supply | |
| CN102214945A (en) | Direct current power system based on paralleling connection of storage batteries | |
| CN107579591B (en) | Backup power system powered by alternating current power supply | |
| CN103078384A (en) | Uninterruptible power supply | |
| CN204258411U (en) | A kind of intelligent UPS device | |
| CN101888112B (en) | Power system provided with stand-by power | |
| CN104333107A (en) | Direct-current screen power source device utilizing hybrid power sources | |
| CN101710728A (en) | Method and device for supplying power to chassis equipment of communication machine room | |
| CN203617760U (en) | Online UPS power supply system based on DSP control | |
| CN205195389U (en) | Ups | |
| CN203135566U (en) | Ups | |
| CN203301212U (en) | Dual standby saving type DC power supply system | |
| CN202616809U (en) | Battery module, battery system and direct current screen power supply system | |
| CN109245286A (en) | A kind of transformerless emergency power supply | |
| CN205319787U (en) | UPS with hold battery management function | |
| CN103677191A (en) | Electronic system, electronic device and power management method | |
| CN203180610U (en) | Vehicle power supply storage battery combination capable of automatically parallel operating | |
| CN202221912U (en) | Mine UPS power supply | |
| CN203491768U (en) | A DC power supply cabinet | |
| CN201639355U (en) | Emergence electrical power device for fire-fighting equipment | |
| CN103457340B (en) | Direct current power source screen cabinet | |
| CN203800628U (en) | Dedicated UPS system for BRT (bus rapid transit) safety door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20141218 |
|
| EXPY | Termination of patent right or utility model |