CN205142009U - Intelligence switch power control system - Google Patents
Intelligence switch power control system Download PDFInfo
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- CN205142009U CN205142009U CN201520913514.6U CN201520913514U CN205142009U CN 205142009 U CN205142009 U CN 205142009U CN 201520913514 U CN201520913514 U CN 201520913514U CN 205142009 U CN205142009 U CN 205142009U
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Abstract
The utility model discloses an intelligence switch power control system, including filter circuit, a rectifying filter circuit, PWM drive circuit, the protection circuit, AD conversion module, signal conditioning circuit, controller and power detection circuit, filter circuit connects interchange AC and rectification filter circuit respectively, rectification filter circuit still connects power conversion circuit and power detection circuit respectively, PWM drive circuit is still connected respectively to the power conversion circuit, rectifying and wave -filtering output circuit and protection circuit, rectifying and wave -filtering output circuit still connects output vo and voltage electric current acquisition circuit respectively, voltage electric current acquisition circuit is connection director still, the PWM drive circuit other end and AD repeater circuit are still connected respectively to the controller, AD converting circuit still connects signal conditioning circuit. The utility model discloses intelligence switch power control system can be according to the power change automatically regulated output voltage of output, and system simple structure is with low costs, small, especially adapted using widely.
Description
Technical field
The utility model relates to a kind of control system, specifically a kind of intelligent switch power source control system.
Background technology
Switching Power Supply is exactly carry out opening and cut-off at a high speed by circuit controling switch pipe, is that high-frequency alternating current is supplied to transformer and carries out transformation by DC conversion, thus one or more groups voltage required for producing.Switching Power Supply is little with volume, lightweight, low in energy consumption, and efficiency is high, and ripple is little, and noise is low, and intelligence degree is high, easy dilatation etc., substitutes power frequency supply gradually, is widely used in various electronic equipment.High reliability, intellectuality and digitlization are Switching Power Supply developing direction.In Industry Control, motor requires that power supply adjusts output voltage automatically along with load variations, and then regulating power, to improve power supply dynamic property, reduce the sound loss of electric machine, but current Switching Power Supply cannot realize.
Summary of the invention
The purpose of this utility model is to provide a kind of intelligent switch power source control system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of intelligent switch power source control system, comprise filter circuit, current rectifying and wave filtering circuit, PWM drive circuit, protective circuit, A/D modular converter, signal conditioning circuit, controller and power-sensing circuit, described filter circuit connects interchange AC and current rectifying and wave filtering circuit respectively, current rectifying and wave filtering circuit also connects power conversion circuit and power-sensing circuit respectively, power conversion circuit also connects PWM drive circuit respectively, rectifying and wave-filtering output circuit and protective circuit, rectifying and wave-filtering output circuit also connects output end vo and electric current and voltage Acquisition Circuit respectively, electric current and voltage Acquisition Circuit is connection control device also, controller also connects the PWM drive circuit other end and A/D built-up circuit respectively, A/D change-over circuit is connection signal modulate circuit also, signal conditioning circuit also connects the power-sensing circuit other end and the protective circuit other end respectively, described controller adopts TMS320F2812.
As further program of the utility model: described filter circuit adopts EMI filter circuit.
As further program of the utility model: described current rectifying and wave filtering circuit adopts single-phase bridge filter circuit.
As the utility model further scheme: described power conversion circuit adopts full-bridge phase shifting inverter circuit.
Compared with prior art, the beneficial effects of the utility model are: the utility model intelligent switch power source control system can according to the automatic regulation output voltage of the changed power of output, and system configuration is simple, and cost is low, and volume is little, is applicable to very much promoting the use of.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of intelligent switch power source control system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of intelligent switch power source control system, comprise filter circuit, current rectifying and wave filtering circuit, PWM drive circuit, protective circuit, A/D modular converter, signal conditioning circuit, controller and power-sensing circuit, filter circuit connects interchange AC and current rectifying and wave filtering circuit respectively, current rectifying and wave filtering circuit also connects power conversion circuit and power-sensing circuit respectively, power conversion circuit also connects PWM drive circuit respectively, rectifying and wave-filtering output circuit and protective circuit, rectifying and wave-filtering output circuit also connects output end vo and electric current and voltage Acquisition Circuit respectively, electric current and voltage Acquisition Circuit is connection control device also, controller also connects the PWM drive circuit other end and A/D built-up circuit respectively, A/D change-over circuit is connection signal modulate circuit also, signal conditioning circuit also connects the power-sensing circuit other end and the protective circuit other end respectively, controller adopts TMS320F2812.
Filter circuit adopts EMI filter circuit.
Current rectifying and wave filtering circuit adopts single-phase bridge filter circuit.
Power conversion circuit adopts full-bridge phase shifting inverter circuit.
Operation principle of the present utility model is: refer to Fig. 1, and the utility model adopts the structure of AC-DC-AC-straight, input AC AC after filter circuit, then through single phase bridge type rectifier circu rectification circuit output dc voltage; Power conversion circuit adopts full-bridge phase shifting inverter circuit that front end direct current electricity is transformed to the alternating current of high frequency, then through the direct voltage of rectifying and wave-filtering output circuit stable output; Electric current and voltage Acquisition Circuit, to after output voltage and current signal sampling, sends into controller, carrys out regulation output voltage by changing controller output pulse width duty ratio; Protective circuit realizes overvoltage and overcurrent protection; Power-sensing circuit, to translation circuit current sample, when power output is more than 500W, produces overpower detection signal, driving governor, reduces output voltage.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (4)
1. an intelligent switch power source control system, comprise filter circuit, current rectifying and wave filtering circuit, PWM drive circuit, protective circuit, A/D modular converter, signal conditioning circuit, controller and power-sensing circuit, it is characterized in that, described filter circuit connects interchange AC and current rectifying and wave filtering circuit respectively, current rectifying and wave filtering circuit also connects power conversion circuit and power-sensing circuit respectively, power conversion circuit also connects PWM drive circuit respectively, rectifying and wave-filtering output circuit and protective circuit, rectifying and wave-filtering output circuit also connects output end vo and electric current and voltage Acquisition Circuit respectively, electric current and voltage Acquisition Circuit is connection control device also, controller also connects the PWM drive circuit other end and A/D built-up circuit respectively, A/D change-over circuit is connection signal modulate circuit also, signal conditioning circuit also connects the power-sensing circuit other end and the protective circuit other end respectively, described controller adopts TMS320F2812.
2. intelligent switch power source control system according to claim 1, is characterized in that, described filter circuit adopts EMI filter circuit.
3. intelligent switch power source control system according to claim 1, is characterized in that, described current rectifying and wave filtering circuit adopts single-phase bridge filter circuit.
4. intelligent switch power source control system according to claim 1, is characterized in that, described power conversion circuit adopts full-bridge phase shifting inverter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520913514.6U CN205142009U (en) | 2015-11-17 | 2015-11-17 | Intelligence switch power control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520913514.6U CN205142009U (en) | 2015-11-17 | 2015-11-17 | Intelligence switch power control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205142009U true CN205142009U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520913514.6U Expired - Fee Related CN205142009U (en) | 2015-11-17 | 2015-11-17 | Intelligence switch power control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205142009U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411118A (en) * | 2016-06-18 | 2017-02-15 | 南通尚青医疗科技有限公司 | Low-noise switch power supply |
| CN107231040A (en) * | 2017-06-15 | 2017-10-03 | 合肥讯邦网络科技有限公司 | A kind of power communication intelligence control system |
| CN109245519A (en) * | 2018-11-06 | 2019-01-18 | 西安拓尔微电子有限责任公司 | A kind of segmented invariable power charge switch power supply |
-
2015
- 2015-11-17 CN CN201520913514.6U patent/CN205142009U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411118A (en) * | 2016-06-18 | 2017-02-15 | 南通尚青医疗科技有限公司 | Low-noise switch power supply |
| CN107231040A (en) * | 2017-06-15 | 2017-10-03 | 合肥讯邦网络科技有限公司 | A kind of power communication intelligence control system |
| CN109245519A (en) * | 2018-11-06 | 2019-01-18 | 西安拓尔微电子有限责任公司 | A kind of segmented invariable power charge switch power supply |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20201117 |