CN203180620U - Voltage-stabilizing DC screen - Google Patents
Voltage-stabilizing DC screen Download PDFInfo
- Publication number
- CN203180620U CN203180620U CN 201220690308 CN201220690308U CN203180620U CN 203180620 U CN203180620 U CN 203180620U CN 201220690308 CN201220690308 CN 201220690308 CN 201220690308 U CN201220690308 U CN 201220690308U CN 203180620 U CN203180620 U CN 203180620U
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a voltage-stabilizing DC screen composed of a rectification unit, a voltage-reducing unit, an intelligent module, a battery unit, a voltage fine-tuning unit, a monitoring unit, a displaying unit and a communication unit. The voltage-stabilizing DC screen is characterized in that an output terminal of the rectification unit is connected with an input terminal of the voltage-reducing unit; an output terminal of the voltage-reducing unit is connected with an input port A of the intelligent module and a charging terminal of the battery unit at the same time; a discharging terminal of the battery unit is connected with an input terminal of the voltage fine-tuning unit; an output terminal of the voltage fine-tuning unit is connected with an input port B of the intelligent module; six inner communication ports are arranged in the monitoring unit and are connected with inner communication ports of the rectification unit, the voltage-reducing unit, the battery unit, the voltage fine-tuning unit, the displaying unit and the communication unit respectively; the above units are equipped with RS232/485 serial interfaces and Ethernet interfaces respectively. The voltage-stabilizing DC screen is short in maintenance time, and can realize precise adjustment of voltage, maintain output voltage stably and realize remote monitoring.
Description
Technical field
The utility model relates to a kind of DC power supply operating system, relates in particular to a kind of direct current cabinet.
Background technology
Direct current cabinet is the abbreviation of DC power supply operating system, and the non-maintaining DC power supply panel of general intelligence by name is called for short direct current cabinet, and universal models is GZDW.What the electric power operation power supply in power plant and the transformer station adopted now all is DC power supply, and it provides power supply for control load, living load and direct current emergency lighting load etc., is the basis of contemporary electric power system control, protection.Direct current cabinet is the Novel DC system of a kind of brand-new Digital Control, protection, management, measurement.Monitoring host computer part Highgrade integration adopts single plate structure, includes functions such as insulating monitoring, battery are patrolled and examined, earthing wire-selecting, cell activation, the voltage stabilizing of silicon chain, microcomputer central signal.The big liquid crystal touch screen of host configuration, various running statuses and parameter show with Chinese character that all global design is convenient succinct, and man-machine interface close friend meets user's use habit.The direct current cabinet system provides strong functions for remote detection and control, and have remote control, remote regulating, remote measurement, remote signalling function and a remote communication interface, can obtain the operational factor of DC power system in the distance by remote communication interface, also can and revise running status and definite value by this interface setting, satisfy the requirement of power automation and electric power system unattended operation transformer station; Be furnished with standard RS232/485 serial line interface and Ethernet interface, can conveniently include power station automation system in.Because storage battery is subjected to the influence of factors such as ambient temperature, humidity easily, storage battery can change to some extent at the long-term back discharge voltage that uses, and influences useful life.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of voltage stabilizing direct current cabinet, described direct current cabinet is by rectification unit, pressure unit, intelligent object, battery unit, the voltage trim unit, monitoring unit, display unit and communication unit constitute, the output that it is characterized in that rectification unit is connected with the input of pressure unit, the output of pressure unit is connected with the input port A of intelligent object and the charging end of battery unit simultaneously, the discharge end of battery unit is connected with the input of voltage trim unit, the output of voltage trim unit is connected with the input port B of intelligent object, be provided with 6 internal communication ports in the monitoring unit, respectively with rectification unit, pressure unit, battery unit, the voltage trim unit, the internal communication port of display unit and communication unit is connected, and above-mentioned each unit also is furnished with standard RS232/485 serial line interface and Ethernet interface.
The beneficial effects of the utility model are: rectification module adopts high frequency switching rectifier module, adopts the N+1 Hot Spare can realize charged hot plug, and the mean time between maintenance is reduced significantly; Monitoring unit can accurately be regulated voltage by control voltage trim unit, keeps the stable output voltage of direct current cabinet; Communication unit can be realized remote monitoring.
Description of drawings
Fig. 1 is structured flowchart of the present utility model.
Embodiment
According to shown in Figure 1, the alternating current of 380V is from the input input of rectification unit, and rectification unit becomes alternating current into direct current, and from output output, rectification unit adopts high frequency switching rectifier module, N+1 Hot Spare then; The input of pressure unit is connected with the rectification unit output, pressure unit adopts self-adjustable step-down silicon chain, galvanic voltage is reduced to 220V, output then, its output is connected to the input port A of intelligent object and the charging end of battery unit simultaneously; Battery unit adopts high-energy battery, and its discharge end is connected with the input of voltage trim unit; The voltage trim unit can accurately be regulated voltage, and its output is connected with the input port B of intelligent object; Intelligent object is connected input port A and output at ordinary times, when output port A does not have electric current to flow into, automaticallyes switch, and input port B and output are connected; Monitoring unit has 6 internal communication ports, respectively with rectification unit, pressure unit, battery unit, the voltage trim unit, the internal communication port of display unit and communication unit is connected, can detect rectification unit, the voltage of pressure unit and battery unit output, and magnitude of voltage is sent to display unit, can also control the running of voltage trim unit, the voltage of its output is adjusted to 220V, monitoring unit is realized " remote measurement; remote control; remote signalling; remote regulating " four remote control function with making this equipment being connected of communication unit, monitoring unit also is furnished with standard RS232/485 serial line interface and Ethernet interface simultaneously, can realize communication with other equipment; Display unit configuration LCDs, various running statuses and parameter all show with Chinese character; When equipment has alternating current fashionable, it can be changed into the output of 220V direct current, if there is not alternating current to flow into, battery unit will discharge, monitoring unit can be according to the output voltage of battery unit, and the unit running of control voltage trim is adjusted to 220V with the voltage of voltage trim unit output.
It should be noted last that above embodiment is only unrestricted in order to the technical solution of the utility model to be described.Although have been described in detail with reference to the utility model of embodiment, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is made amendment or is equal to replacement, the spirit and scope that do not break away from technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (1)
1. voltage stabilizing direct current cabinet, described direct current cabinet is by rectification unit, pressure unit, intelligent object, battery unit, the voltage trim unit, monitoring unit, display unit and communication unit constitute, the output that it is characterized in that rectification unit is connected with the input of pressure unit, the output of pressure unit is connected with the input port A of intelligent object and the charging end of battery unit simultaneously, the discharge end of battery unit is connected with the input of voltage trim unit, the output of voltage trim unit is connected with the input port B of intelligent object, be provided with 6 internal communication ports in the monitoring unit, respectively with rectification unit, pressure unit, battery unit, the voltage trim unit, the internal communication port of display unit and communication unit is connected, and above-mentioned each unit also is furnished with standard RS232/485 serial line interface and Ethernet interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690308 CN203180620U (en) | 2012-12-12 | 2012-12-12 | Voltage-stabilizing DC screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690308 CN203180620U (en) | 2012-12-12 | 2012-12-12 | Voltage-stabilizing DC screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203180620U true CN203180620U (en) | 2013-09-04 |
Family
ID=49077280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220690308 Expired - Fee Related CN203180620U (en) | 2012-12-12 | 2012-12-12 | Voltage-stabilizing DC screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203180620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059064A (en) * | 2016-07-20 | 2016-10-26 | 广东双核电气有限公司 | Intelligent multifunctional computer-controlled infinite N+1 backup rectification system |
| CN109450083A (en) * | 2019-01-10 | 2019-03-08 | 瑞通阿西亚(天津)科技有限公司 | Intelligent integral direct current cabinet |
-
2012
- 2012-12-12 CN CN 201220690308 patent/CN203180620U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059064A (en) * | 2016-07-20 | 2016-10-26 | 广东双核电气有限公司 | Intelligent multifunctional computer-controlled infinite N+1 backup rectification system |
| CN109450083A (en) * | 2019-01-10 | 2019-03-08 | 瑞通阿西亚(天津)科技有限公司 | Intelligent integral direct current cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20131212 |