CN2759033Y - Two-mode type solar charger - Google Patents
Two-mode type solar charger Download PDFInfo
- Publication number
- CN2759033Y CN2759033Y CN 200420013561 CN200420013561U CN2759033Y CN 2759033 Y CN2759033 Y CN 2759033Y CN 200420013561 CN200420013561 CN 200420013561 CN 200420013561 U CN200420013561 U CN 200420013561U CN 2759033 Y CN2759033 Y CN 2759033Y
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- Prior art keywords
- circuit
- charger
- solar
- charging
- charge
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- 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
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a two-mode solar charger which is the solar charger with two working modes of step-down charge and boosting charge. A circuit is formed by the ordinal connection of a solar battery, an energy storing wave filtering circuit, a DC-DC converting, charging controlling and protecting circuit and a charging circuit. A super capacitance is used as an energy storer of the solar battery, and the charger of the DC-DC converting, charging controlling and protecting circuit uses a micro power consumption DC-DC converter and has two working modes of the boosting charge and the step-down charge. The utility model has two working modes of the step-down charge and the boosting charge to enhance the utilization rate of sunshine and charging time, and the super capacitance is used as the energy storer of the solar battery. The dependence of the charger on weather and time is reduced, charging efficiency is enhanced, and the two-mode solar charger of the utility model becomes economical and practical charging equipment.
Description
Technical field
The utility model relates to a kind of solar charger, particularly a kind of double mode solar charger with step-down charging and two kinds of mode of operations of boost charge.
Background technology
At present, known solar charger does not possess two kinds of mode of operations of step-down charging and boost charge, and is not quite convenient during use.
Summary of the invention
The purpose of this utility model provides a kind of double mode solar charger with step-down charging and two kinds of mode of operations of boost charge.
The technical solution of the utility model is: double mode solar charger circuit is connected successively by solar cell and accumulation of energy filter circuit, DC-DC conversion and charging control protection electric circuit and charging circuit and forms.Solar cell and accumulation of energy filter circuit are by solar photocell BT1, the current-limiting resistance R of series connection
0, Schottky diode D
0Compose in parallel with the super capacitor C1 that connects, K switch 1; super capacitor is as the energy storage device of solar cell; the charger of DC-DC conversion and charging control protection electric circuit is selected the DC-DC transducer of the little power consumption of LT1073 of U.S. 2INEAR company for use, has and boosts and two kinds of working methods of step-down.
The utlity model has two kinds of mode of operations of step-down charging and boost charge, improved the utilance in charging interval at sunshine, with super capacitor as the solar cell energy storage device, reduced the dependence of charger to weather and time, improved charge efficiency, made the double mode solar charger of the utility model become a kind of economical and practical charging device.
Description of drawings
Fig. 1 is the circuit theory diagrams of a kind of embodiment of the utility model.
Specific embodiments
According to shown in Figure 1, a kind of double mode solar charger circuit is connected successively by solar cell and accumulation of energy filter circuit (1), DC-DC conversion and charging control protection electric circuit (2) and charging circuit (3) and forms.
One, solar cell and accumulation of energy filter circuit (1) are by solar photocell BT1 (4), the current-limiting resistance R of series connection
0(5), Schottky diode D
0(7) compose in parallel with the super capacitor C1 (6) that connects, K switch 1 (8).Solar photocell BT1 (4) generates electricity (opto-electronic conversion) under solar irradiation, by current-limiting resistance R
0(5) and Schottky diode D
0(7) charge to super capacitor C1 (6).Current-limiting resistance R
0(5) be in order to limit the maximum charging current of solar photocell BT1 (4), Schottky diode D
0(7) be when preventing that solar photocell BT1 (4) generating voltage is lower than super capacitor C1 (6) voltage, super capacitor C1 (6) discharges to solar photocell BT1 (4), super capacitor C1 (6) selects big capacity super capacitor for use, can when changing because of weather, solar photocell BT1 (4) energy output carry out store energy.
Two; the charger (19) of DC-DC conversion and charging control protection electric circuit (2) is selected the DC-DC transducer of the little power consumption of LT1073 of U.S. 2INEAR company for use; have and boost and two kinds of working methods of step-down; its peripheral cell resistance R 1 (9); R2 (9) forms bleeder circuit and is used for under-voltage protection; resistance R 3 (10) and switch transistor T 1 (18) are formed switching circuit; the output voltage of control charger (19); resistance R 4 (11) is a current-limiting resistance; charger (19) is shielded; inductance L 1 (12) is in when boosting working method at charger (19); produce induced voltage and input voltage and produce output voltage together, Schottky diode D1 (13) is used to prevent rechargeable battery BT2 (16) back discharge.
Three, charging circuit: charging circuit is composed in series by filter capacitor C2 (14), zener diode D2 (15), rechargeable battery BT2 (16) and the current-limiting resistance R5 (17) of parallel connection; filter capacitor C2 (14) is mainly used in the level ripple that reduces charging voltage; zener diode D2 (15) is used to control maximum charging voltage; current-limiting resistance R5 (17) plays metering function, and zener diode D2 (15) and current-limiting resistance R5 (17) constitute voltage stabilizing and current-limiting protection circuit.
The utility model is when solar irradiation is strong, be the charging of step-down working method, when the morning and evening, solar irradiation was more weak or under the cloudy situation, enter the working method of boosting, can guarantee that like this rechargeable battery can omnidistance charge in the hours of daylight, so the utility model solar charger is double mode solar charger.
The utility model mechanical structure adopts the seat formula, and solar panel and pedestal adopt spiral-lock and pivot structure, are convenient to install and remove and adjust the angle that the battery utmost point is awarded plane of illumination.
Claims (2)
1, a kind of double mode solar charger; it is characterized in that double mode solar charger circuit is connected successively by solar cell and accumulation of energy filter circuit (1), DC-DC conversion and charging control protection electric circuit (2) and charging circuit (3) forms, and solar cell and accumulation of energy filter circuit (1) are by the solar photocell BT1 (4), the current-limiting resistance R that connect
0(5), Schottky diode D
0(7) compose in parallel with the super capacitor C1 (6) that connects, K switch 1 (8); the charger (19) of DC-DC conversion and charging control protection electric circuit (2) is selected the DC-DC transducer of little power consumption for use, and charging circuit is composed in series by filter capacitor C2 (14), zener diode D2 (15), rechargeable battery BT2 (16) and the current-limiting resistance R5 (17) of parallel connection.
2, double mode solar charger according to claim 1 is characterized in that solar panel and carrier base adopt blooking-hanging type to connect, and adopts pivot structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420013561 CN2759033Y (en) | 2004-12-29 | 2004-12-29 | Two-mode type solar charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420013561 CN2759033Y (en) | 2004-12-29 | 2004-12-29 | Two-mode type solar charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2759033Y true CN2759033Y (en) | 2006-02-15 |
Family
ID=36079169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420013561 Expired - Fee Related CN2759033Y (en) | 2004-12-29 | 2004-12-29 | Two-mode type solar charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2759033Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074996A (en) * | 2011-01-26 | 2011-05-25 | 江苏斯菲尔电气股份有限公司 | Voltage shock avoiding circuit |
| CN102097837A (en) * | 2010-12-24 | 2011-06-15 | 广东万家乐燃气具有限公司 | Charge protection circuit utilizing waste heat of kitchen range to generate electricity |
| CN101345429B (en) * | 2008-08-12 | 2011-10-12 | 浙江绿源电动车有限公司 | Light-operated intelligent charger |
| WO2013044554A1 (en) * | 2011-09-26 | 2013-04-04 | Huang Yongpan | Remote controller powered through solar dim-light or light energy |
| CN101821858B (en) * | 2007-10-12 | 2013-05-22 | 弗劳恩霍夫应用研究促进协会 | Controllable switch-over device for a solar module |
| CN107255830A (en) * | 2017-07-14 | 2017-10-17 | 广州思宝健电子有限公司 | A kind of instantaneous and accumulative radiation detector of the utilization cellphone GPS display with radiation place |
| CN107276135A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Charging device and charging method |
| CN107276199A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Solar charging device and charging method using solar cell |
| CN107276134A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Charging device and charging method |
-
2004
- 2004-12-29 CN CN 200420013561 patent/CN2759033Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101821858B (en) * | 2007-10-12 | 2013-05-22 | 弗劳恩霍夫应用研究促进协会 | Controllable switch-over device for a solar module |
| CN101345429B (en) * | 2008-08-12 | 2011-10-12 | 浙江绿源电动车有限公司 | Light-operated intelligent charger |
| CN102097837A (en) * | 2010-12-24 | 2011-06-15 | 广东万家乐燃气具有限公司 | Charge protection circuit utilizing waste heat of kitchen range to generate electricity |
| CN102097837B (en) * | 2010-12-24 | 2016-01-13 | 广东万家乐燃气具有限公司 | A kind of charge protector of waste heat of range generating |
| CN102074996A (en) * | 2011-01-26 | 2011-05-25 | 江苏斯菲尔电气股份有限公司 | Voltage shock avoiding circuit |
| WO2013044554A1 (en) * | 2011-09-26 | 2013-04-04 | Huang Yongpan | Remote controller powered through solar dim-light or light energy |
| CN107276135A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Charging device and charging method |
| CN107276199A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Solar charging device and charging method using solar cell |
| CN107276134A (en) * | 2016-04-08 | 2017-10-20 | 上海新微技术研发中心有限公司 | Charging device and charging method |
| CN107255830A (en) * | 2017-07-14 | 2017-10-17 | 广州思宝健电子有限公司 | A kind of instantaneous and accumulative radiation detector of the utilization cellphone GPS display with radiation place |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060215 Termination date: 20100129 |