CN104821633A - DC circuit power supply system - Google Patents
DC circuit power supply system Download PDFInfo
- Publication number
- CN104821633A CN104821633A CN201510269152.6A CN201510269152A CN104821633A CN 104821633 A CN104821633 A CN 104821633A CN 201510269152 A CN201510269152 A CN 201510269152A CN 104821633 A CN104821633 A CN 104821633A
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- China
- Prior art keywords
- unit
- lead acid
- acid accumulator
- lead
- power supply
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- Control Of Voltage And Current In General (AREA)
Abstract
A DC circuit power supply system relates to the technical field of a DC system power supply pack screen cabinet. The DC circuit power supply system is characterized in that the DC circuit power supply system comprises an AC power distribution unit, a charging unit, a lead-acid storage battery, a voltage reduction unit, a switch and an output unit. The AC power distribution unit, the charging unit, the lead-acid storage battery, the switch and the output unit are connected in series in sequence; and the voltage reduction unit is connected in parallel with the lead-acid storage battery. The charging unit comprises a first charging unit, a second charging unit, a third charging unit and a fourth charging unit, wherein the charging units are connected in parallel with each other. The lead-acid storage battery comprises a first lead-acid storage battery, a second lead-acid storage battery, a third lead-acid storage battery and a fourth lead-acid storage battery, wherein the lead-acid storage batteries are connected in parallel with each other. The DC circuit power supply system is simple in structure and can provide a DC power supply which is high in anti-interference performance.
Description
Technical field
The present invention relates to direct current system to power group screen cabinet technical field, be specifically related to a kind of electric power system of DC circuit.
Background technology
In recent years, the automaticity of electric equipment is more and more higher, simultaneously to the operation precision of equipment, response time requirement is more and more higher, namely higher requirement is had to the control power supply of equipment, AC power control operation loop is eliminated, direct current system is brought into use to power, major advantage is strong in direct current antijamming capability, alternating current may occur that in a complete cycle waveform is unstable, there is spike, the problems such as shake, the equipment high to control overflow precision can not meet, equipment malfunction may be made to do, or delay voltage, cause the fault of equipment, more may cause personal safety accident.
Summary of the invention
The object of the invention is the electric power system in order to provide a kind of DC circuit, its structure is simple, can provide the features such as the DC power supply of strong interference immunity.
In order to solve the problem existing for background technology, the present invention is by the following technical solutions: it comprises Alternating Current Unit, charhing unit, lead acid accumulator, pressure unit, switch and output unit, Alternating Current Unit, charhing unit, lead acid accumulator, switch and output unit are connected successively, pressure unit is in parallel with lead acid accumulator, described charhing unit comprises the first charhing unit, the second charhing unit, the 3rd charhing unit and the 4th charhing unit, in parallel between its each unit; Described lead acid accumulator comprises the first lead acid accumulator, the second lead acid accumulator, the 3rd lead acid accumulator and the 4th lead acid accumulator, in parallel between its each lead acid accumulator, the first charhing unit, the second charhing unit, the 3rd charhing unit and the 4th charhing unit are connected with the first corresponding lead acid accumulator, the second lead acid accumulator, the 3rd lead acid accumulator and the 4th lead acid accumulator successively.
The advantage that the present invention has: structure is simple, can provide the features such as the DC power supply of strong interference immunity.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention.
Embodiment
With reference to Fig. 1, a kind of electric power system of DC circuit, it is characterized in that it comprises Alternating Current Unit 1, charhing unit, lead acid accumulator, pressure unit 4, switch 5 and output unit 6, Alternating Current Unit 1, charhing unit, lead acid accumulator, switch 5 and output unit 6 are connected successively, pressure unit 4 is in parallel with lead acid accumulator, described charhing unit comprises the first charhing unit 2-1, the second charhing unit 2-2, the 3rd charhing unit 2-3 and the 4th charhing unit 2-4, in parallel between its each unit; Described lead acid accumulator comprises the first lead acid accumulator 3-1, the second lead acid accumulator 3-2, the 3rd lead acid accumulator 3-3 and the 4th lead acid accumulator 3-4, in parallel between its each lead acid accumulator, the first charhing unit 2-1, the second charhing unit 2-2, the 3rd charhing unit 2-3 and the 4th charhing unit 2-4 connect with the first corresponding lead acid accumulator 3-1, the second lead acid accumulator 3-2, the 3rd lead acid accumulator 3-3 and the 4th lead acid accumulator 3-4 successively.
Electric equipment controls to use direct current, prevents the element misoperations such as relay, and the situations such as relay coupling occur, use the direct current supply cabinet of this system can optimal control loop well, the control loop provided separately in cabinet, will power one to one, convenient control and maintenance.
Claims (1)
1. the electric power system of a DC circuit, it is characterized in that it comprises Alternating Current Unit, charhing unit, lead acid accumulator, pressure unit, switch and output unit, Alternating Current Unit, charhing unit, lead acid accumulator, switch and output unit are connected successively, pressure unit is in parallel with lead acid accumulator, described charhing unit comprises the first charhing unit, the second charhing unit, the 3rd charhing unit and the 4th charhing unit, in parallel between its each unit; Described lead acid accumulator comprises the first lead acid accumulator, the second lead acid accumulator, the 3rd lead acid accumulator and the 4th lead acid accumulator, in parallel between its each lead acid accumulator, the first charhing unit, the second charhing unit, the 3rd charhing unit and the 4th charhing unit are connected with the first corresponding lead acid accumulator, the second lead acid accumulator, the 3rd lead acid accumulator and the 4th lead acid accumulator successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269152.6A CN104821633A (en) | 2015-05-25 | 2015-05-25 | DC circuit power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269152.6A CN104821633A (en) | 2015-05-25 | 2015-05-25 | DC circuit power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104821633A true CN104821633A (en) | 2015-08-05 |
Family
ID=53731843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510269152.6A Pending CN104821633A (en) | 2015-05-25 | 2015-05-25 | DC circuit power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104821633A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821648A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | Novel DC power supply system |
| CN104821647A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | DC power supply system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334062U (en) * | 2015-01-09 | 2015-05-13 | 安徽国安电气股份有限公司 | DC power-supply system |
| CN104821648A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | Novel DC power supply system |
| CN104821647A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | DC power supply system |
-
2015
- 2015-05-25 CN CN201510269152.6A patent/CN104821633A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334062U (en) * | 2015-01-09 | 2015-05-13 | 安徽国安电气股份有限公司 | DC power-supply system |
| CN104821648A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | Novel DC power supply system |
| CN104821647A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | DC power supply system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821648A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | Novel DC power supply system |
| CN104821647A (en) * | 2015-05-25 | 2015-08-05 | 舒尔环保科技（合肥）有限公司 | DC power supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150805 |