CN102548102B - Solar LED (light emitting diode) streetlamp and power supply circuit thereof - Google Patents
Solar LED (light emitting diode) streetlamp and power supply circuit thereof Download PDFInfo
- Publication number
- CN102548102B CN102548102B CN201010609775.0A CN201010609775A CN102548102B CN 102548102 B CN102548102 B CN 102548102B CN 201010609775 A CN201010609775 A CN 201010609775A CN 102548102 B CN102548102 B CN 102548102B
- Authority
- CN
- China
- Prior art keywords
- circuit
- power supply
- switch controller
- output
- solar
- 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.)
- Expired - Fee Related
Links
Images
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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention is suitable for the field of a solar LED (light emitting diode) streetlamp and provides a solar LED streetlamp and a power supply circuit of the solar LED streetlamp. The power supply circuit of the solar LED streetlamp comprises a switching controller, a rectified filter circuit, a direct current/direct current converting circuit, a switching circuit and a direct current LED driving circuit. In the embodiment of the invention, the power supply circuit of the solar LED streetlamp adopts the switching controller to switch the direct current or mains supply converted by solar energy to the direct current LED driving circuit, so that the power of the solar LED streetlamp is also supplied by the mains supply besides the solar energy, in addition, the power supply circuit of the solar LED streetlamp adopts the direct current/direct current switching circuit to replace an inverter, so that the conversion efficiency and the reliability can be improved.
Description
Technical field
The invention belongs to solar LED street lamp field, relate in particular to a kind of solar LED street lamp and power supply circuits thereof.
Background technology
At present, solar LED street lamp, mostly for municipal works, adopts from net mode, and street lamp control adopts time control or light-operated mode.
But, existing solar LED street lamp all adopts solar powered, if continue to occur cloudy weather, solar LED street lamp is understood because of electric weight deficiency, and illumination cannot be provided, in addition, existing solar LED street lamp power supply circuits all adopt inverter that the direct current of solar energy conversion is converted to alternating current, promote LED drive circuit work, still, the conversion efficiency of inverter is low, and poor reliability.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of solar LED street lamp power supply circuits, is intended to solve present solar LED street lamp and has that power supply is single, conversion efficiency is low and the problem of poor reliability.
The embodiment of the present invention is to realize like this, a kind of solar LED street lamp power supply circuits, be connected with LED luminous element, the galvanic rechargeable battery that comprises solar panels, changes for storing solar energy, and the management of charging and discharging module being connected with described solar panels and rechargeable battery respectively, described solar LED street lamp power supply circuits also comprise:
Switch controller, current rectifying and wave filtering circuit, DC/DC conversion circuit, switching circuit and direct-current LED drive circuit;
The output of management of charging and discharging module described in the detection termination of described switch controller, the control end of DC/DC conversion circuit described in the first output termination of described switch controller, the control end of switching circuit described in the second output termination of described switch controller, the input termination mains supply of described switching circuit, the input of current rectifying and wave filtering circuit described in the output termination of described switching circuit, the first input end of direct-current LED drive circuit described in the output termination of described current rectifying and wave filtering circuit, the output of the input termination management of charging and discharging module of described DC/DC conversion circuit, the second input of direct-current LED drive circuit described in the output termination of described DC/DC conversion circuit, LED luminous element described in the output termination of described direct-current LED drive circuit, described switch controller is exported to the direct current of solar energy conversion direct-current LED drive circuit or civil power is exported to direct-current LED drive circuit by switching circuit and current rectifying and wave filtering circuit by DC/DC conversion circuit for selecting,
Described solar LED street lamp power supply circuits also comprise an AC/DC converter, the input termination mains supply of described AC/DC converter, the power end of switch controller described in output termination, described AC/DC converter is for the power supply to switch controller by control, control the work of solar LED street lamp power supply circuits, control the break-make of the power supply of mains supply to AC/DC converter by a urban electric power switch is set, thereby control the break-make of the power supply to switch controller.
The embodiment of the present invention also provides a kind of solar LED street lamp, comprises LED luminous element, and solar LED street lamp also comprises above-mentioned solar LED street lamp power supply circuits.
In embodiments of the present invention, the direct current of solar LED street lamp power supply circuits employing switch controller switching solar energy conversion or civil power are to direct-current LED drive circuit, make solar LED street lamp except solar powered, can also adopt mains-supplied, in addition, solar LED street lamp power supply circuits adopt DC/DC conversion circuit to substitute inverter, have improved conversion efficiency and reliability.
Accompanying drawing explanation
Fig. 1 is the module map of the solar LED street lamp power supply circuits that provide of the embodiment of the present invention;
Fig. 2 is the exemplary circuit figure of the solar LED street lamp power supply circuits that provide of the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 shows the modular structure of the solar LED street lamp power supply circuits that the embodiment of the present invention provides, and for convenience of explanation, only shows the part relevant to the embodiment of the present invention, and details are as follows.
Solar LED street lamp power supply circuits 100, be connected with LED luminous element, the galvanic rechargeable battery 102 that comprises solar panels 101, changes for storing solar energy, and the management of charging and discharging module 103 being connected with solar panels 101 and rechargeable battery 102 respectively, solar LED street lamp power supply circuits 100 also comprise:
The output of the detection termination management of charging and discharging module 103 of switch controller 104, the control end of the first output termination DC/DC conversion circuit 106 of switch controller 104, the control end of the second output termination switching circuit 109 of switch controller 104, the input termination mains supply of switching circuit 109, the input of the output termination current rectifying and wave filtering circuit 105 of switching circuit 109, the first input end of the output termination direct-current LED drive circuit 107 of current rectifying and wave filtering circuit 105, the output of the input termination management of charging and discharging module 103 of DC/DC conversion circuit 106, the second input of the output termination direct-current LED drive circuit 107 of DC/DC conversion circuit 106, the output termination LED luminous element of direct-current LED drive circuit 107, switch controller 104 is exported to the direct current of solar energy conversion direct-current LED drive circuit 107 or civil power is exported to direct-current LED drive circuit 107 by switching circuit 109 and current rectifying and wave filtering circuit 105 by DC/DC conversion circuit 106 for selecting.
As one embodiment of the invention, solar LED street lamp power supply circuits 100 also comprise an AC/DC converter 108, the input termination mains supply of AC/DC converter 108, the power end of output termination switch controller 104, AC/DC converter 108, for by controlling the power supply to switch controller 104, is controlled the work of solar LED street lamp power supply circuits 100.Like this, by being set, a urban electric power switch controls the break-make of the power supply of mains supply to AC/DC converter 108, thereby control the break-make of the power supply to switch controller 104, can control the opening and closing of multiple solar LED street lamps in a region, multiple solar LED street lamps are carried out to unified management.
Fig. 2 shows the exemplary circuit structure of the solar LED street lamp power supply circuits that the embodiment of the present invention provides, and for convenience of explanation, only shows the part relevant to the embodiment of the present invention, and details are as follows.
As one embodiment of the invention, switch controller 104 adopts single-chip microcomputer U1, the test side I/O1 of single-chip microcomputer U1 is the test side of switch controller 104, the first output I/O2 of single-chip microcomputer U1 is the first output of switch controller 104, the second output I/O3 of single-chip microcomputer U1 is the second output of switch controller 104, and the power end VCC of single-chip microcomputer U1 is the power end of switch controller 104.
As one embodiment of the invention, switching circuit 109 adopts photoelectrical coupler, the input of photoelectrical coupler is the input of switching circuit 109, and the output of photoelectrical coupler is the output of switching circuit 109, and the control end of photoelectrical coupler is the control end of switching circuit 109.
The embodiment of the present invention also provides a kind of solar LED street lamp, comprises LED luminous element, and solar LED street lamp also comprises above-mentioned solar LED street lamp power supply circuits 100.
Adopt single-chip microcomputer U1 as example take switch controller 104 below, introduce the operation principle of solar LED street lamp power supply circuits 100:
The test side I/O1 of single-chip microcomputer U1 detects the voltage of rechargeable battery 102, when the voltage of rechargeable battery 102 is during higher than normal voltage, the electric weight abundance that rechargeable battery 102 stores is described, the first output I/O2 output control signal control DC/DC conversion circuit 106 of single-chip microcomputer U1 is connected the path of management of charging and discharging module 103 to direct-current LED drive circuit 107, the direct current that rechargeable battery 102 stores is exported to direct-current LED drive circuit 107 after 106 conversions of DC/DC conversion circuit, the work of driving LED luminous element; When the voltage of rechargeable battery 102 is during lower than normal voltage, the electric weight deficiency that rechargeable battery 102 stores is described, connect the path of mains supply to current rectifying and wave filtering circuit 105 from the second input I/O3 output control signal control photoelectrical coupler of single-chip microcomputer U1, the civil power of input is exported to current rectifying and wave filtering circuit 105 by photoelectrical coupler, electric main is exported to direct-current LED drive circuit 107 after current rectifying and wave filtering circuit 105 conversions, the work of driving LED luminous element.
In embodiments of the present invention, the direct current of solar LED street lamp power supply circuits employing switch controller switching solar energy conversion or civil power are to direct-current LED drive circuit, make solar LED street lamp except solar powered, can also adopt mains-supplied, in addition, solar LED street lamp power supply circuits adopt DC/DC conversion circuit to substitute inverter, have improved conversion efficiency and reliability; And, by controlling the break-make of AC/DC converter power supply, can control the opening and closing of multiple solar LED street lamps in a region, multiple solar LED street lamps are carried out to unified management.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. solar LED street lamp power supply circuits, be connected with LED luminous element, the galvanic rechargeable battery that comprises solar panels, changes for storing solar energy, and the management of charging and discharging module being connected with described solar panels and rechargeable battery respectively, it is characterized in that, described solar LED street lamp power supply circuits also comprise:
Switch controller, current rectifying and wave filtering circuit, DC/DC conversion circuit, switching circuit and direct-current LED drive circuit;
The output of management of charging and discharging module described in the detection termination of described switch controller, the control end of DC/DC conversion circuit described in the first output termination of described switch controller, the control end of switching circuit described in the second output termination of described switch controller, the input termination mains supply of described switching circuit, the input of current rectifying and wave filtering circuit described in the output termination of described switching circuit, the first input end of direct-current LED drive circuit described in the output termination of described current rectifying and wave filtering circuit, the output of the input termination management of charging and discharging module of described DC/DC conversion circuit, the second input of direct-current LED drive circuit described in the output termination of described DC/DC conversion circuit, LED luminous element described in the output termination of described direct-current LED drive circuit, described switch controller is exported to the direct current of solar energy conversion direct-current LED drive circuit or civil power is exported to direct-current LED drive circuit by switching circuit and current rectifying and wave filtering circuit by DC/DC conversion circuit for selecting,
Described solar LED street lamp power supply circuits also comprise an AC/DC converter, the input termination mains supply of described AC/DC converter, the power end of switch controller described in output termination, described AC/DC converter is for the power supply to switch controller by control, control the work of solar LED street lamp power supply circuits, control the break-make of the power supply of mains supply to AC/DC converter by a urban electric power switch is set, thereby control the break-make of the power supply to switch controller;
Described switch controller adopts single-chip microcomputer, the test side of described single-chip microcomputer is the test side of switch controller, the first output that the first output of described single-chip microcomputer is switch controller, the second output that the second output of described single-chip microcomputer is switch controller, the power end that the power end of described single-chip microcomputer is switch controller.
2. solar LED street lamp power supply circuits as claimed in claim 1, it is characterized in that, described switching circuit adopts photoelectrical coupler, the input of described photoelectrical coupler is the input of switching circuit, the output of described photoelectrical coupler is the output of switching circuit, the control end that the control end of described photoelectrical coupler is switching circuit.
3. a solar LED street lamp, comprises LED luminous element, it is characterized in that, described solar LED street lamp also comprises the solar LED street lamp power supply circuits as described in claim 1-2 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010609775.0A CN102548102B (en) | 2010-12-28 | 2010-12-28 | Solar LED (light emitting diode) streetlamp and power supply circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010609775.0A CN102548102B (en) | 2010-12-28 | 2010-12-28 | Solar LED (light emitting diode) streetlamp and power supply circuit thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102548102A CN102548102A (en) | 2012-07-04 |
| CN102548102B true CN102548102B (en) | 2014-06-25 |
Family
ID=46353756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010609775.0A Expired - Fee Related CN102548102B (en) | 2010-12-28 | 2010-12-28 | Solar LED (light emitting diode) streetlamp and power supply circuit thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102548102B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320896B (en) * | 2014-11-23 | 2017-01-04 | 向红 | Can the lighting lamp circuit of uninterrupted power supply and illuminating lamp thereof |
| CN104728751A (en) * | 2015-03-10 | 2015-06-24 | 中山市欧曼科技照明有限公司 | LED lamp band system based on solar energy electricity generation and supply |
| CN105135331A (en) * | 2015-08-25 | 2015-12-09 | 宣炯华 | High-power LED street lamp based on electric supply compensation-small scale wind power generation and control method |
| CN108184283A (en) * | 2017-12-14 | 2018-06-19 | 安徽瀚景观规划设计院有限公司 | A kind of garden landscape lamp regulator control system |
| CN112744101B (en) * | 2020-12-25 | 2023-02-17 | 中国第一汽车股份有限公司 | Charging and discharging control system and method and vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809232A (en) * | 2004-11-23 | 2006-07-26 | 薛焕章 | Light source circuit of white light diode solar pole light |
| CN101329028A (en) * | 2008-07-25 | 2008-12-24 | 江苏派特科技发展有限公司 | Solar illumination intelligent controller |
-
2010
- 2010-12-28 CN CN201010609775.0A patent/CN102548102B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809232A (en) * | 2004-11-23 | 2006-07-26 | 薛焕章 | Light source circuit of white light diode solar pole light |
| CN101329028A (en) * | 2008-07-25 | 2008-12-24 | 江苏派特科技发展有限公司 | Solar illumination intelligent controller |
Non-Patent Citations (2)
| Title |
|---|
| 基于AT89C52的大功率太阳能LED路灯电路设计与仿真;蒋培兴;《照明工程学报》;20091231;第20卷(第4期);第60-64页 * |
| 蒋培兴.基于AT89C52的大功率太阳能LED路灯电路设计与仿真.《照明工程学报》.2009,第20卷(第4期), |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102548102A (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101534590A (en) | Solar energy illuminating control power supply | |
| CN102548102B (en) | Solar LED (light emitting diode) streetlamp and power supply circuit thereof | |
| CN107990238A (en) | The solar street light and its control method of a kind of mains hybrid | |
| CN102523662A (en) | Road tunnel distributed type illuminating system based on wind and light complementation | |
| CN201805579U (en) | Dimming control circuit suitable for leading edge dimmer and/or trailing edge dimmer of LED | |
| CN201386975Y (en) | Double-circuit system capable of utilizing mains supply and solar energy to supply power for road lamps and realizing grid connection | |
| CN202425125U (en) | Municipal power interactive-type wind-optical complementary streetlamp system controller | |
| CN201615434U (en) | Solar sensing LED illuminating device in corridor | |
| CN201418181Y (en) | Solar lighting control power source | |
| CN105444077A (en) | Solar street lamp system based on mutual complementing of commercial power | |
| CN102573226B (en) | Controller for grid-connected generating wind solar complementary street lamp system | |
| CN201893979U (en) | High-power efficient constant-current light-emitting diode (LED) driver | |
| CN204240236U (en) | Wind light mutual complementing illuminator | |
| CN202475906U (en) | Light emitting diode (LED) emergency lighting system | |
| KR100852505B1 (en) | Power supplier for street lamp | |
| CN104039050A (en) | High-voltage direct-current LED lamp and solar illumination system | |
| CN202425126U (en) | Grid-connected generation solar and wind hybrid complementary street lamp system controller | |
| CN215071777U (en) | Wisdom street lamp | |
| CN202261940U (en) | LED indoor illuminating system of solar PV power generation and commercial power complimentary type | |
| CN101749635A (en) | Solar corridor sensing LED lighting device | |
| CN101988673A (en) | Photovoltaic utility power complementation street lamp | |
| CN204652285U (en) | A kind of small-sized household solar wind-energy is met an urgent need intelligent power supply | |
| CN101442216B (en) | Power supply switching device for assisting natural energy resource power supply | |
| CN101854074A (en) | Direct current power supply system based on independent solar photovoltaic power generation | |
| CN201221723Y (en) | Solar electrodeless road lamp |
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 | ||
| 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: 20140625 Termination date: 20181228 |