CN103929863A - LED lamp drive power circuit - Google Patents
LED lamp drive power circuit Download PDFInfo
- Publication number
- CN103929863A CN103929863A CN201410185355.2A CN201410185355A CN103929863A CN 103929863 A CN103929863 A CN 103929863A CN 201410185355 A CN201410185355 A CN 201410185355A CN 103929863 A CN103929863 A CN 103929863A
- Authority
- CN
- China
- Prior art keywords
- circuit
- module
- electrically connected
- drive current
- resistance
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses an LED lamp drive power circuit. The LED lamp drive power circuit comprises a power source, a photoelectric module, a data analysis module, a data processing module, a drive current generating module and an LED load. The power source is electrically connected with the drive current generating module, the photoelectric module is connected with the data analysis module and used for supplying the analog quantity needed by the analysis to the data analysis module, the data analysis module is connected with the data processing module, the data processing module is used for receiving the analog quantity from the data analysis module and outputting related data, the drive current generating module is electrically connected with the LED load, and the drive current generating module is used for receiving a drive power source from the power source and providing a drive current for the LED load. Related photoelectric detection devices are used for detecting the light intensity conditions of the current environment, an LED is turned on with the brightness in a most energy-saving mode under the current environment conditions through related data processing and analyzing, the energy consumption is saved, and the LED can emit soft light.
Description
[technical field]
The present invention relates to the technical field of the technical field of drive circuit, particularly LED drive circuit.
[background technology]
LED illumination market is considered to LED application most important, most with prospects always.All in all, macro environment is highly beneficial for the development of LED illumination application, and main manifestations is: 1 energy-saving and emission-reduction become the subject under discussion of global concern and actively pushed forward; 2 conventional light source technology growths are slow, face development bottleneck; The progress of 3LED lighting technology and cost constantly reduce, and long market obstacle is little.LED fluorescent lamp is compared incandescent lamp and is economized on electricity up to more than 80%, and it is more than 10 times that the life-span is common fluorescent tube, is almost non-maintaining, do not have the problem that will often change fluorescent tube, ballast, starter, and the expense of saving approximately over a year just can gain cost.The semiconductor light sources of environmental type, light is soft, and spectroscopic pure is conducive to workman's sight protectio and healthy, and the cold light source of 6000K, to visually refrigerant impression of people, contributes to concentrate on, and raises the efficiency.But conducting vigorous propaganda in society under the background of energy-saving and emission-reduction, studied by people for the optimization of LED illumination always.The adjusting of LED brightness is the big event of research.The a large amount of use of LED billboard on market, but these product major parts do not have the function of brightness regulation.This has also caused the waste of resource.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, a kind of LED lamp driving power circuit is proposed, can make LED before lighting, by the light intensity condition of relevant Photoelectric Detection equipment Inspection prevailing circumstances, by relevant data processing and analysis, under current environmental condition, with the LED brightness of saving the energy most, LED is lighted, in having saved energy consumption, LED can launch soft light.
For achieving the above object, the present invention proposes a kind of LED lamp driving power circuit, comprise power supply, optical-electric module, data analysis module, data processing module, drive current generation module, LED load, described power supply is electrically connected with drive current generation module, power supply provides driving power for drive current generation module, described optical-electric module is connected with data analysis module, optical-electric module is analyzed required analog quantity for data analysis module provides, described data analysis module is connected with data processing module, data processing module receives the analog quantity from data analysis module, and export relevant data, described drive current generation module is electrically connected with LED load, drive current generation module receives the driving power from power supply, provide drive current by relevant conversion to LED load.
As preferably, described optical-electric module is provided with photoelectric switching circuit, gain amplifier part, the first filter circuit, A/D converter part, photoelectric switching circuit converts light intensity to digital quantity and transfers out, the digital quantity of photoelectric switching circuit output is amplified output by gain amplifier part, interference signal in the digital quantity of the first filter circuit removal gain amplifier part output, the digital quantity of the first filter circuit output is changed into analog output by A/D converter part.
As preferably, described photoelectric switching circuit is provided with photoelectric cell, the first resistance, electric capacity, the first operational amplifier, the second resistance, the 3rd resistance, the second operational amplifier, photoelectric cell produces photoelectric current, photoelectric cell is silicon photocell, the first resistance is in parallel with the first resistance, the second resistance is connected with the 3rd resistance, and the second operational amplifier output photoelectric is pressed, second resistance one end ground connection.
As preferably, described data processing module is provided with database, and database storage has the control data under corresponding light intensity condition.
As preferably, described drive current generation module is provided with protective circuit, the second filter circuit, rectification circuit, transformer, high-frequency rectification circuit, output circuit, pwm control circuit, protective circuit is electrically connected with power supply, protective circuit is electrically connected with the second filter circuit, the second filter circuit is electrically connected with rectification circuit, rectification circuit is electrically connected with transformer, transformer one end and pwm control circuit, transformer one end is electrically connected with high-frequency rectification circuit, high-frequency rectification circuit is electrically connected with output circuit, output circuit is electrically connected with LED load, one end of pwm control circuit is electrically connected with rectification circuit, one end of pwm control circuit is connected with data processing module.
Beneficial effect of the present invention: the present invention is by before LED lights, by the light intensity condition of relevant Photoelectric Detection equipment Inspection prevailing circumstances, by relevant data processing and analysis, under current environmental condition, with the LED brightness of saving the energy most, LED is lighted, in having saved energy consumption, LED can launch soft light.
Feature of the present invention and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[brief description of the drawings]
Fig. 1 is the schematic flow sheet of a kind of LED lamp driving power circuit of the present invention;
Fig. 2 is the schematic diagram of optical-electric module in the schematic flow sheet of a kind of LED lamp driving power circuit of the present invention;
Fig. 3 is the schematic diagram of photoelectric switching circuit in the optical-electric module of a kind of LED lamp driving power circuit of the present invention;
Fig. 4 is the schematic diagram of the raw module of drive current ginseng of a kind of LED lamp driving power circuit of the present invention.
In figure: 1-power supply, 2-optical-electric module, 3-data analysis module, 4-data processing module, 41-database, 5-drive current generation module, 6-LED load, 21-photoelectric switching circuit, 22-gain amplifier part, 23-the first filter circuit, 24-A/D switching device, 211-photoelectric cell, 212-the first resistance, 213-electric capacity, 214-the first operational amplifier, 215-the second resistance, 216-the 3rd resistance, 217-the second operational amplifier, 51-protective circuit, 52-the second filter circuit, 53-rectification circuit, 54-transformer, 55-high-frequency rectification circuit, 56-output circuit, 57-PWM control circuit.
[embodiment]
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of LED lamp driving power circuit of the present invention, comprise power supply 1, optical-electric module 2, data analysis module 3, data processing module 4, database 41, drive current generation module 5, LED load 6, described power supply 1 is electrically connected with drive current generation module 5, power supply 1 provides driving power for drive current generation module 5, described optical-electric module 2 is connected with data analysis module 3, optical-electric module 2 is analyzed required analog quantity for data analysis module 3 provides, described data analysis module 3 is connected with data processing module 4, data processing module 4 receives the analog quantity from data analysis module 3, and export relevant data, described drive current generation module 5 is electrically connected with LED load 6, drive current generation module 5 receives the driving power from power supply 1, provide drive current by relevant conversion to LED load 6, described optical-electric module 2 is provided with photoelectric switching circuit 21, gain amplifier part 22, the first filter circuit 23, A/D converter part 24, photoelectric switching circuit 21 converts light intensity to digital quantity and transfers out, the digital quantity that gain amplifier part 22 is exported photoelectric switching circuit 21 amplifies output, the first filter circuit 23 is removed the interference signal in the digital quantity that gain amplifier part 22 exports, the digital quantity that A/D converter part 24 is exported the first filter circuit 23 changes into analog output, described photoelectric switching circuit 21 is provided with photoelectric cell 211, the first resistance 212, electric capacity 213, the first operational amplifier 214, the second resistance 215, the 3rd resistance 216, the second operational amplifier 217, photoelectric cell 211 produces photoelectric current, photoelectric cell 211 is silicon photocell, the first resistance 212 is in parallel with the first resistance 212, the second resistance 215 is connected with the 3rd resistance 216, the second operational amplifier 217 output photoelectrics are pressed, second resistance 215 one end ground connection, described data processing module 4 is provided with database 41, database 41 stores the control data under corresponding light intensity condition, described drive current generation module 5 is provided with protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57, protective circuit 51 is electrically connected with power supply 1, protective circuit 51 is electrically connected with the second filter circuit 52, the second filter circuit 52 is electrically connected with rectification circuit 53, rectification circuit 53 is electrically connected with transformer 54, transformer 54 one end and pwm control circuit 57, transformer 54 one end are electrically connected with high-frequency rectification circuit 55, high-frequency rectification circuit 55 is electrically connected with output circuit 56, output circuit 56 is electrically connected with LED load 6, one end of pwm control circuit 57 is electrically connected with rectification circuit 53, one end of pwm control circuit 57 is connected with data processing module 4.
The course of work of the present invention:
A kind of LED lamp driving power circuit of the present invention in the course of the work, photoelectric cell 1 sensitization produces photoelectric current and presses through processing and convert analog quantity to through optical-electric module 2 output photoelectrics, analog quantity enters data analysis module 3, analog quantity is analyzed, output enters data processing module 4, in the database 41 of data processing module 4, be provided with PWM corresponding in different light intensity situation and control data, analog quantity filters out corresponding data input pwm control circuit 57 in database 41.Now; power supply 1 is through protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57; export the LED drive current under this light intensity condition, light LED load 6 with suitable brightness.
The present invention, measures real-time light intensity condition by optical-electric module 2, by data analysis module 3 and data processing module 4, exports suitable control data to pwm control circuit 57.Through protective circuit 51, the second filter circuit 52, rectification circuit 53, transformer 54, high-frequency rectification circuit 55, output circuit 56, pwm control circuit 57; LED load 6 is lighted with suitable brightness; in having saved energy consumption, LED can launch soft light.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any scheme after simple transformation of the present invention is all belonged to protection scope of the present invention.
Claims (5)
1. a LED lamp driving power circuit, it is characterized in that: comprise power supply (1), optical-electric module (2), data analysis module (3), data processing module (4), drive current generation module (5), LED load (6), described power supply (1) is electrically connected with drive current generation module (5), power supply (1) provides driving power for drive current generation module (5), described optical-electric module (2) is connected with data analysis module (3), optical-electric module (2) is analyzed required analog quantity for data analysis module (3) provides, described data analysis module (3) is connected with data processing module (4), data processing module (4) receives the analog quantity from data analysis module (3), and export relevant data, described drive current generation module (5) is electrically connected with LED load (6), drive current generation module (5) receives the driving power from power supply (1), provide drive current by relevant conversion to LED load (6).
2. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described optical-electric module (2) is provided with photoelectric switching circuit (21), gain amplifier part (22), the first filter circuit (23), A/D converter part (24), photoelectric switching circuit (21) converts light intensity to digital quantity and transfers out, the digital quantity of photoelectric switching circuit (21) output is amplified output by gain amplifier part (22), interference signal in the digital quantity of the first filter circuit (23) removal gain amplifier part (22) output, the digital quantity of the first filter circuit (23) output is changed into analog output by A/D converter part (24).
3. a kind of LED lamp driving power circuit as claimed in claim 2, it is characterized in that: described photoelectric switching circuit (21) is provided with photoelectric cell (211), the first resistance (212), electric capacity (213), the first operational amplifier (214), the second resistance (215), the 3rd resistance (216), the second operational amplifier (217), photoelectric cell (211) produces photoelectric current, photoelectric cell (211) is silicon photocell, the first resistance (212) is in parallel with the first resistance (212), the second resistance (215) is connected with the 3rd resistance (216), the second operational amplifier (217) output photoelectric is pressed, the second resistance (215) one end ground connection.
4. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described data processing module (4) is provided with database (41), database (41) stores the control data under corresponding light intensity condition.
5. a kind of LED lamp driving power circuit as claimed in claim 1, it is characterized in that: described drive current generation module (5) is provided with protective circuit (51), the second filter circuit (52), rectification circuit (53), transformer (54), high-frequency rectification circuit (55), output circuit (56), pwm control circuit (57), protective circuit (51) is electrically connected with power supply (1), protective circuit (51) is electrically connected with the second filter circuit (52), the second filter circuit (52) is electrically connected with rectification circuit (53), rectification circuit (53) is electrically connected with transformer (54), transformer (54) one end and pwm control circuit (57), transformer (54) one end is electrically connected with high-frequency rectification circuit (55), high-frequency rectification circuit (55) is electrically connected with output circuit (56), output circuit (56) is electrically connected with LED load (6), one end of pwm control circuit (57) is electrically connected with rectification circuit (53), one end of pwm control circuit (57) is connected with data processing module (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410185355.2A CN103929863B (en) | 2014-04-30 | 2014-04-30 | A kind of LED driving power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410185355.2A CN103929863B (en) | 2014-04-30 | 2014-04-30 | A kind of LED driving power circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103929863A true CN103929863A (en) | 2014-07-16 |
| CN103929863B CN103929863B (en) | 2016-04-13 |
Family
ID=51147891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410185355.2A Expired - Fee Related CN103929863B (en) | 2014-04-30 | 2014-04-30 | A kind of LED driving power circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103929863B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110392465A (en) * | 2019-06-13 | 2019-10-29 | 浙江凯耀照明股份有限公司 | A kind of Intelligent illumination control device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1893752A (en) * | 2006-05-09 | 2007-01-10 | 上海维同照明电器有限公司 | LED constant-flow driver |
| CN101835317A (en) * | 2010-05-28 | 2010-09-15 | 电子科技大学 | Fly-back street lamp illumination LED constant-current driving power supply with intelligent dimming function |
| CN201772992U (en) * | 2010-05-20 | 2011-03-23 | 江西省通用半导体照明检测有限公司 | Handheld detector capable of conducting point-by-point detection to light-emitting diode (LED) backlighting liquid crystal display (LCD) |
| CN201830521U (en) * | 2010-10-19 | 2011-05-11 | 天津光电通信技术有限公司 | Offline type high-power LED (light-emitting diode) constant-current drive power supply |
| CN202551429U (en) * | 2012-03-21 | 2012-11-21 | 常州工学院 | Intelligently controlled LED illuminating system |
| CN202634770U (en) * | 2012-04-16 | 2012-12-26 | 安徽科发信息科技有限公司 | Garden LED intelligent light supplement system |
| CN203136261U (en) * | 2013-02-26 | 2013-08-14 | 深圳市展华光电有限公司 | LED light modulation circuit |
| CN203416486U (en) * | 2013-09-10 | 2014-01-29 | 无锡市星迪仪器有限公司 | LED brightness automatic adjusting apparatus simulating ambient light spectra in a real-time manner |
| CN203504851U (en) * | 2013-10-25 | 2014-03-26 | 姜斌峰 | Intelligent LED lighting control system |
| CN203934044U (en) * | 2014-04-30 | 2014-11-05 | 长兴泛亚照明电器有限公司 | A kind of LED lamp driving power circuit |
-
2014
- 2014-04-30 CN CN201410185355.2A patent/CN103929863B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1893752A (en) * | 2006-05-09 | 2007-01-10 | 上海维同照明电器有限公司 | LED constant-flow driver |
| CN201772992U (en) * | 2010-05-20 | 2011-03-23 | 江西省通用半导体照明检测有限公司 | Handheld detector capable of conducting point-by-point detection to light-emitting diode (LED) backlighting liquid crystal display (LCD) |
| CN101835317A (en) * | 2010-05-28 | 2010-09-15 | 电子科技大学 | Fly-back street lamp illumination LED constant-current driving power supply with intelligent dimming function |
| CN201830521U (en) * | 2010-10-19 | 2011-05-11 | 天津光电通信技术有限公司 | Offline type high-power LED (light-emitting diode) constant-current drive power supply |
| CN202551429U (en) * | 2012-03-21 | 2012-11-21 | 常州工学院 | Intelligently controlled LED illuminating system |
| CN202634770U (en) * | 2012-04-16 | 2012-12-26 | 安徽科发信息科技有限公司 | Garden LED intelligent light supplement system |
| CN203136261U (en) * | 2013-02-26 | 2013-08-14 | 深圳市展华光电有限公司 | LED light modulation circuit |
| CN203416486U (en) * | 2013-09-10 | 2014-01-29 | 无锡市星迪仪器有限公司 | LED brightness automatic adjusting apparatus simulating ambient light spectra in a real-time manner |
| CN203504851U (en) * | 2013-10-25 | 2014-03-26 | 姜斌峰 | Intelligent LED lighting control system |
| CN203934044U (en) * | 2014-04-30 | 2014-11-05 | 长兴泛亚照明电器有限公司 | A kind of LED lamp driving power circuit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110392465A (en) * | 2019-06-13 | 2019-10-29 | 浙江凯耀照明股份有限公司 | A kind of Intelligent illumination control device |
| CN110392465B (en) * | 2019-06-13 | 2022-01-04 | 浙江凯耀照明股份有限公司 | Intelligent lighting control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103929863B (en) | 2016-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103025018A (en) | Light emitting diode (LED) drive circuit controlled by parallel connection high voltage metal oxide semiconductor (MOS) tube | |
| CN104519633A (en) | Undervoltage protective circuit for LED lamps | |
| CN202231926U (en) | High-power LED street lamp control circuit and street lamp | |
| CN203934044U (en) | A kind of LED lamp driving power circuit | |
| CN202551459U (en) | LED (Light Emitting Diode) driving power supply module for silicon controlled regulating circuit | |
| CN103929863A (en) | LED lamp drive power circuit | |
| CN206314038U (en) | Internet+multi color temperature brightness LED tunnel illumination intelligence control system | |
| CN204648090U (en) | A kind of solar powered external wall of building LED illumination System based on DSP | |
| CN203368842U (en) | A LED driving circuit | |
| CN202364422U (en) | LED constant current light adjustment power supply system | |
| CN201774465U (en) | Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit | |
| CN210112335U (en) | Intelligent mobile lighting control system | |
| CN102711326A (en) | Control circuit of LED (light emitting diode) energy saving lamp | |
| CN204046861U (en) | A kind of Energy-Efficient Led Street Lamp | |
| WO2017008301A1 (en) | Automatically photosensitive and brightness-adjustable led street lamp | |
| CN204858558U (en) | LED display screen power supply system | |
| CN203596952U (en) | Mixed constant current LED lamp | |
| CN208922722U (en) | A kind of driving circuit of LED display | |
| CN202310198U (en) | Wide power range adjustable LED lamp | |
| CN202773124U (en) | LED street lamp drive circuit | |
| CN203523105U (en) | Under-voltage protection circuit for LED lamp | |
| CN207460559U (en) | A kind of LED drive power of low standby power loss | |
| CN201657404U (en) | Input and output dual-control power source with high power factors for LEDs | |
| CN207283864U (en) | LED drive power with PCU Power Conditioning Unit | |
| CN106896291B (en) | It is a kind of to be leaked hunting the device of sense using single- stage PFC+DC-DC synchronous buck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210707 Address after: 313000 Huaxi Street Xinxing Industrial Park, Changxing County, Huzhou City, Zhejiang Province Patentee after: Changxing Pan Asia Intelligent Lighting Co.,Ltd. Address before: 313199 Pheasant Town Emerging Industrial Park, Changxing County, Huzhou City, Zhejiang Province Patentee before: CHANGXING FANYA LIGHTING TECHNOLOGY Co.,Ltd. |
|
| 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: 20160413 |