CN203617758U - Constant-power charge power supply - Google Patents
Constant-power charge power supply Download PDFInfo
- Publication number
- CN203617758U CN203617758U CN201320825725.5U CN201320825725U CN203617758U CN 203617758 U CN203617758 U CN 203617758U CN 201320825725 U CN201320825725 U CN 201320825725U CN 203617758 U CN203617758 U CN 203617758U
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- switch
- storage device
- energy storage
- power supply
- super capacitor
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- 238000004146 energy storage Methods 0.000 claims abstract description 45
- 239000003990 capacitor Substances 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims description 24
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A constant-power charge power supply comprises a rectification filter module, an energy storage device and a super capacitor, wherein an input end of the rectification filter module is connected with a power supply and an output end of the rectification filter module is connected with the energy storage device; and the energy storage device is connected to the super capacitor. The constant-power charge power supply is characterized by further comprising a controller, a switch S1 and a switch S2, wherein the switch S1 is arranged between the output end of the rectification filter module and an input end of the energy storage device; the switch S2 is arranged between the energy storage device and the super capacitor; the controller is connected with the output end of the rectification filter module, the switch S1, the energy storage device, the switch S2 and the super capacitor. The controller adopts a PWM control chip, and detects voltage condition of the output end of the rectification filter module, the energy storage device and the super capacitor, and can further control ON/OFF states of the switch S1 and the switch S2. The constant-power charge power supply realizes rapid and stable super-capacitor constant-power charge through a simple structure, with reduced size of the overall device and saved cost, and at the same time, the charging time of the super capacitor is substantially shortened.
Description
Technical field
The utility model relates to charging power source device, especially relevant with a kind of structure of permanent power charge power supply.
Background technology
At present, charge power supply on the market, is all that constant current turns constant voltage charge pattern.Along with the application of super capacitor, its charge power supply is become heat topic is discussed.Super capacitor, is a kind of Novel energy storage apparatus, has the features such as short, long service life of charging interval, good temp characteristic, energy savings and environmental protection.Existing charging scheme, adopts constant current or constant voltage mode more, has the shortcomings such as volume is large, the charging interval is long.
Therefore, need to be improved the permanent power charge power supply that development structure is simple, volume is little, with low cost, stable.
Summary of the invention
The utility model provides a kind of permanent power charge power supply, to solve above-mentioned the deficiencies in the prior art.
In order to realize the purpose of this utility model, intend adopting following technology:
Permanent power charge power supply, comprises rectification filtering module, energy storage device, super capacitor, and described rectification filtering module input connects power supply, and its output connects energy storage device, and described energy storage device is connected to super capacitor, it is characterized in that:
Described permanent power charge power supply also comprises controller, switch S 1 and switch S 2;
Described switch S 1 is arranged between rectification filtering module output and energy storage device input, makes rectification filtering module pass through switch S 1 and connects energy storage device;
Described switch S 2 is arranged between energy storage device and super capacitor, makes energy storage device pass through switch S 2 and connects super capacitor;
Described controller connects respectively rectification filtering module output, switch S 1, energy storage device, switch S 2 and and super capacitor.
Further, described controller adopts pwm chip, detects respectively the current conditions of rectification filtering module output, energy storage device, super capacitor, goes back closure and the disconnection of controllable switch S1 and switch S 2.
Further, permanent power charge power supply structurally also comprises protection module, and described protection module is connected with rectification filtering module, protects whole circuit from the input of whole circuit.
Further, described energy storage device is transformer.
Further, described energy storage device is flat surface transformer.
The advantage of technique scheme is:
1, the technical program adopts pwm chip precisely to control electric current, realizes permanent power.In the time of switch S 1 conducting, input power is given energy-storage travelling wave tube Energy Transfer.When switch S 1 disconnects, switch S 2 conductings at once, energy-storage travelling wave tube is given super capacitor Energy Transfer.Controller, by the parameter situation of each power cell of the each link of detection, is protected charge power supply, and controls the final charging voltage of super capacitor;
2, energy storage device is flat surface transformer, realizes the high consistency of parameter, dwindles greatly the volume of power supply.
3, the utility model has been realized the permanent power charging of quick, stable super capacitor by simple circuit, has not only reduced the volume of whole device, also provides cost savings, and meanwhile, has greatly shortened the charging interval of super capacitor.
Accompanying drawing explanation
Fig. 1 shows the utility model structural representation.
Embodiment
As shown in Figure 1, permanent power charge power supply, comprises rectification filtering module, energy storage device, super capacitor, and described rectification filtering module input connects power supply, and its output connects energy storage device, and described energy storage device is connected to super capacitor, it is characterized in that:
Described permanent power charge power supply also comprises controller, switch S 1 and switch S 2;
Described switch S 1 is arranged between rectification filtering module output and energy storage device input, makes rectification filtering module pass through switch S 1 and connects energy storage device;
Described switch S 2 is arranged between energy storage device and super capacitor, makes energy storage device pass through switch S 2 and connects super capacitor;
Described controller connects respectively rectification filtering module output, switch S 1, energy storage device, switch S 2 and and super capacitor.
Described controller adopts pwm chip, detects respectively the current conditions of rectification filtering module output, energy storage device, super capacitor, goes back closure and the disconnection of controllable switch S1 and switch S 2.
Described permanent power charge power supply structurally also comprises protection module, and described protection module is connected with rectification filtering module, protects whole circuit from the input of whole circuit.
Described energy storage device is transformer.The technical program preferred planar transformer, has realized the high consistency of parameter, thereby dwindles greatly the volume of power supply.
Working method of the present utility model: power supply provides alternating current (as civil power) to whole circuit, by rectification filtering module, is converted into direct current input subsequent conditioning circuit.Controller adopts pwm chip, and detection accurately control rectification filtering module output are input to the electrical quantity of subsequent conditioning circuit, to realize permanent power; Controller, by detecting each link, as detected the electrical quantity situation of rectification filtering module output, energy storage device, super capacitor, comes conducting and the disconnection of control switch S1 and switch S 2.In the time of switch S 1 conducting, rectification filtering module output direct current is to energy-storage travelling wave tube; When switch S 1 disconnects, switch S 2 conductings at once, energy-storage travelling wave tube is given super capacitor Energy Transfer.So not only protect charge power supply, also controlled the final charging voltage of super capacitor.
The utility model is simple in structure, volume is little, with low cost, and effect is stable, has realized permanent power quick charge.
Claims (5)
1. permanent power charge power supply, comprises rectification filtering module, energy storage device and super capacitor, and described rectification filtering module input connects power supply, and its output connects energy storage device, and described energy storage device is connected to super capacitor, it is characterized in that:
Described permanent power charge power supply also comprises controller, switch S 1 and switch S 2;
Described switch S 1 is arranged between rectification filtering module output and energy storage device input, and rectification filtering module connects energy storage device by switch S 1;
Described switch S 2 is arranged between energy storage device and super capacitor, and energy storage device connects super capacitor by switch S 2;
Described controller connects respectively rectification filtering module output, switch S 1, energy storage device, switch S 2 and and super capacitor.
2. permanent power charge power supply according to claim 1, is characterized in that, also comprise protection module, described protection module is connected with rectification filtering module.
3. permanent power charge power supply according to claim 1, is characterized in that, described controller is pwm chip.
4. permanent power charge power supply according to claim 1, is characterized in that, described energy storage device is transformer.
5. permanent power charge power supply according to claim 4, is characterized in that, described energy storage device is flat surface transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825725.5U CN203617758U (en) | 2013-12-16 | 2013-12-16 | Constant-power charge power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825725.5U CN203617758U (en) | 2013-12-16 | 2013-12-16 | Constant-power charge power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203617758U true CN203617758U (en) | 2014-05-28 |
Family
ID=50770380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825725.5U Expired - Lifetime CN203617758U (en) | 2013-12-16 | 2013-12-16 | Constant-power charge power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203617758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795859A (en) * | 2015-04-07 | 2015-07-22 | 国网上海市电力公司 | Super-capacitor constant-power charge management circuit |
| CN110957795A (en) * | 2019-12-05 | 2020-04-03 | 深圳市洲明科技股份有限公司 | Charging circuit, charging device and display screen |
-
2013
- 2013-12-16 CN CN201320825725.5U patent/CN203617758U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795859A (en) * | 2015-04-07 | 2015-07-22 | 国网上海市电力公司 | Super-capacitor constant-power charge management circuit |
| CN110957795A (en) * | 2019-12-05 | 2020-04-03 | 深圳市洲明科技股份有限公司 | Charging circuit, charging device and display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |