CN1316712C - Small-sized solar energy integrated photovoltaic electric source - Google Patents
Small-sized solar energy integrated photovoltaic electric source Download PDFInfo
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- CN1316712C CN1316712C CNB2004100151370A CN200410015137A CN1316712C CN 1316712 C CN1316712 C CN 1316712C CN B2004100151370 A CNB2004100151370 A CN B2004100151370A CN 200410015137 A CN200410015137 A CN 200410015137A CN 1316712 C CN1316712 C CN 1316712C
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The present invention relates to a small-sized solar energy integrated photovoltaic power supply which is composed of a microprocessor circuit (11) with A/D, a status display circuit (14), a temperature measuring circuit (13), an MOSFET charging switch circuit (15), an MOSFET discharging switch circuit (16), a DC-DC voltage transformation circuit (12) and an electrical interface circuit (17). The present invention is characterized in that the power supply is made into an integrated member which is composed of a solar battery (6), a thin film accumulator (5), a control circuit board (3), an aluminum alloy section frame (1) and an aluminum-magnesium alloy bottom board (7). The present has the advantages of combining the solar battery, the control circuit and the accumulator and integrating a power generating function and a power storing function into a whole. The product is made into a plate type or drawer type inserting member structure, and therefore, the carrying and the use are convenient.
Description
Technical field
The present invention relates to a kind of small-sized solar integrated photovoltaic electric source.
Technical background
Independently solar photovoltaic power is made up of solar cell, control circuit and storage battery three parts.The power output of photo-voltaic power supply can design arbitrarily according to load actual, big to being a large-sized photovoltaic power station more than the 100kW, little of can being a small-sized or miniature photovoltaic system below the 1W, by lead will be separately independently parts such as solar cell, control circuit and storage battery couple together and can constitute a photovoltaic system the most basic.Solar cell generally will be installed in as Blast Furnace Top Gas Recovery Turbine Unit (TRT) outdoorly has the place of solar light irradiation (as using amorphous silicon solar cell; also can be placed in the indoor place that illumination is arranged), and control circuit and storage battery have in the guard box or cubicle of protection against the tide and heat insulating function owing to reasons such as protection against the tide, temperature generally will be placed in indoor or outdoors.Therefore, particularly in removable, portable power supplies system, this power supply uses very inconvenient.
Especially modern society, various carry-on small electric apparatus are more and more, as: movable electrical appliances such as mobile phone, PDA, MP3, digital camera, notebook computer be unable to do without power supply very much; In addition, long-time field work, tourism, as: the communication of public security, army, geology investigation etc., illumination etc. all be unable to do without power supply.How the field obtains electric power, and the small-sized solar photo-voltaic power supply is a cleaning, convenient, safe and reliable independent electric power supply, is with a wide range of applications.
The content of invention
The objective of the invention is in order to overcome each self-separation of solar cell, control circuit and storage battery of existing solar photovoltaic power, carry and awkward shortcoming, providing a kind of is in the same place solar cell, control circuit and storage battery are integrated, integrate generating and storage function, the carrying and small-sized solar integrated photovoltaic electric source movably of the dongle configuration of sandwich structure or drawer type.
The purpose of this utility model is achieved in that a kind of small-sized solar integrated photovoltaic electric source, and it comprises microcontroller circuit (11), status display circuit (14), temperature measuring circuit (13), MOSFET charge switch circuit (15), MOSFET discharge switching circuit (16), DC-DC voltage conversion circuit (12) and the electrical interface circuits (17) of band A/D conversion;
The microcontroller circuit (11) of band A/D conversion is a core, and its annexation is as follows: the microcontroller circuit (11) of band A/D conversion is connected the output of control change voltage with the control end that enables of DC-DC voltage conversion circuit (12); Temperature measuring circuit (13) is connected the collection that realizes temperature value by two universal serial bus of its chip with the microcontroller circuit (11) of band A/D conversion; The microcontroller circuit (11) of band A/D conversion is connected with four light-emitting diodes of status display circuit (14), the operating state demonstration that be used for that state is full of, over-discharge can, overtemperature, DC conversion goes out; The microcontroller circuit (11) of band A/D conversion is connected with MOSFET charge switch circuit (15), the switching of control MOSFET power switch pipe; The microcontroller circuit (11) of band A/D conversion is connected with MOSFET discharge switching circuit (16), the switching of control MOSFET power switch pipe; There is not annexation between the microcontroller circuit (11) of electrical interface circuits (17) and A/D conversion, and with MOSFET charge switch circuit (15) between switch by three-position switch and to be connected, solar module is connected with the MOSFET power switch pipe input of MOSFET charge switch circuit (15), perhaps is connected with solar cell output connection in series-parallel mouth; Storage battery is connected by filling diode with protective tube, counnter attack, again with the MOSFET power switch pipe output of toggle switch series connection MOSFET charge switch circuit (15), also draws the storage battery interface by the another diode simultaneously; In addition, between the solar module both positive and negative polarity and be connected to bypass diode, make things convenient for the series connection of solar cell serial interface;
It is characterized in that this power supply makes integration member, integration member is made up of solar cell (6), film storage battery (5), control circuit board (3), aluminium matter alloy profile frame (1), almag base plate (7); Almag base plate (7) is fastened on aluminium matter alloy profile frame (1) with screw (10) and goes up the formation basic framework; Solar cell (6) is concatenated into the voltage combination that is suitable for the film charge in batteries through cutting, combines with backing material then, adopts the transparent resin adhesive envelope, perhaps adopts the encapsulation of glass or perspex steel vacuum lamination, makes battery component; With thermal paste that film storage battery and aluminium matter liner plate is bonding, crossheading inserts in the aluminium matter alloy profile frame (1) then, and accumulator positive negative electrode (4) is connected spring leaf with it and closely contacts; Control circuit board (3) is fastened on the frame extending part, and the component side of control circuit board (3) is towards base plate, and elements on circuit board is all used the surface mount elements surface mount except that the MOSFET power switch pipe; Solar module is inserted into the end along the upper and lower side frame groove, and solar cell positive and negative electrode (2) is connected spring leaf with it and closely contacts; Cabling places its complementary space in the framework; The back side of framework or install bracing frame additional; Have various electric interfaces, indicator lamp hole and louvre on the aluminium matter alloy profile frame (1).
Described solar cell (6) is selected from monocrystalline silicon, polysilicon, amorphous silicon, polycrystalline silicon thin film solar cell, cadmium sulfide, GaAs, cadmium antimonide or nano titanium oxide (nano TiO 2) dye-sensitized solar cells.The backing material of solar cell encapsulation is selected from glass, aluminium sheet, polyester fiber plate or ceramic wafer.
Described solar cell energy output will mate with storage battery.
Described film approaches storage battery (5) and is selected from sheet or film thin shape lithium storage battery, Ni-MH battery or button cell.
The photo-voltaic power supply operation principle is described
Open side power supply toggle switch during use, power supply indicator is bright in the condition indication circuit (14), at this moment microcontroller circuit (11) can detect the discharge voltage of charged state and lithium battery automatically by the A/D mouth through sample resistance, when brownout (＜3.2V) or during load short circuits, the output that can close switch mosfet circuit (15) in real time automatically, otherwise open output, corresponding mistake of while is put indicator light and can be glimmered with the discharge switch state; Integrated power supply is after mains switch is opened, microcontroller circuit (1) detects charging voltage too in real time, fill by constant voltage during when charging voltage and to change drop over to and fill near 3.8V, at this moment drop fills by microprocessor to be realized by PWM (pulse-width modulation) mode, there is the charging of indicator light flash for prompting fast full simultaneously, automatic charge closing switching circuit (6) when surpassing 4.1 volts, being full of indicator light in the corresponding status indicator lamp circuit (4) can light, served as when putting indicator light and not working, the electricity usage of 3.6V and 5V voltage is provided for load by external electrical interface (7) and DC-DC translation circuit (2).
Two temperature measuring circuits (3) in the control circuit are done to detect in real time to the temperature of storage battery surface and middleware internal cavities respectively in integrated power supply uses, and when the accumulator meter surface temperature is too high or too low, can do temperature-compensating to charge in batteries voltage; When internal cavities ambient temperature too high (55 degree more than), buzzer can send prompting chimes of doom prompting user and notice that the high indicator light of temperature can glimmer in the corresponding status indicator lamp circuit (4).
In addition, solar battery string in the electrical interface circuits (7) that provides of side and interface can provide charge inside and external charging to select by three selector switches.Charge inside can be given inner lithium cell charging; External charging can be connected in series the solar cell of a plurality of integrated photovoltaic electric sources to more high-tension charge in batteries, and to connect to be the bigger charge in batteries of 3.6V capacity to voltage, also can both go here and there also and form a very big solar cell array to voltage more the power supply of the bigger bulk loads of high power capacity, the bypass diode in the electrical interface circuits (7) the by-path turn-on effect occurs plaing when shelter from heat or light in the part at solar cell.
Advantage of the present invention with good effect is: be in the same place solar cell, control circuit and storage battery are integrated, integrate generating and storage function, product is made the dongle configuration of tabular or drawer type, carries with easy to use.Particularly because the reality that the filming of solar cell, storage battery is produced makes this invention thinking be convenient to implement.Briefly, become circuit equally to design the photovoltaic system image set.Can give portable communication (GSM), audio-video amusement (CD, VCD, DVD, MP3 etc.), photography, shooting, thermometric, range finding, health care, hearing aid thus easily, help look, tourism even military communication apparatus or the power supply of other field arrangements.According to present development situation, at least applicable to compact electric apparatus.In case technology maturation also can be used for large-scale power station construction and more convenient realization BIPV construction in the future, and has more installation, dismounting, carrying and conveniently moving characteristics efficiently.After integrated photovoltaic system subminaturization, pocketization, even also can be used for biomedical engineering, provide power supply for the relevant health data of human body detects or is used for the treatment of special disease etc.
Description of drawings
Fig. 1 is a front view of the present invention
Fig. 2 is the A-A cutaway view.
Fig. 3 is a circuit frame principle figure of the present invention.
Concrete execution mode
Further specify the present invention below in conjunction with accompanying drawing and the following examples, but the present invention is not construed as limiting.
The small-sized solar integrated photovoltaic electric source that Fig. 1, Fig. 2, Fig. 3 show, it comprises microcontroller circuit 11, status display circuit 14, temperature measuring circuit 13, MOSFET charge switch circuit 15, MOSFET discharge switching circuit 16, DC-DC voltage conversion circuit 12 and electrical interface circuits 17 compositions of being with A/D;
The microprocessor 11 of band A/D conversion is a core, and its annexation is as follows: microcontroller circuit 11 enables control end by one of P1 mouth I/O line with the TPS60110 of DC-DC voltage conversion circuit 12 and is connected the output of control change voltage; Wherein two I/O lines of the P1 mouth of temperature measuring circuit 13 two universal serial bus by its chip and microcontroller circuit 11 are connected the collection of realization temperature system value; Four I/O lines of the P0 mouth of microcontroller circuit 11 are connected with four light-emitting diodes of status display circuit 14, be used for state be full of, cross put, operating state that overtemperature, DC conversion go out shows; An I/O line by the P1 mouth between microcontroller circuit 11 and the charge switch circuit 15 is connected, the switching of control MOSFET power switch pipe; Between microcontroller circuit 11 and the discharge switching circuit 16 also an I/O line by the P1 mouth be connected the switching of control MOSFET power switch pipe; There is not annexation between electrical interface circuits 17 and the microcontroller circuit 11, and with charge switch circuit 15 between switch by three-position switch and to be connected, solar module is connected with the power switch pipe input of charge switch circuit 15, perhaps is connected with solar cell output connection in series-parallel mouth; Storage battery is connected by filling diode with protective tube, counnter attack, again with the power switch pipe output of toggle switch series connection charge switch circuit 15, also draws the storage battery interface by the another diode simultaneously; In addition, between the solar module both positive and negative polarity and be connected to bypass diode, make things convenient for the series connection of solar cell serial interface;
It is characterized in that this power supply makes integration member (being connector), integration member is made up of silicon solar cell 6, thin film lithium storage battery 5, control circuit board 3, aluminium matter alloy profile frame 1, almag base plate 7; Almag base plate 7 usefulness screws 10 are fastened on the aluminium matter alloy profile frame 1 and form basic framework; Solar cell 6 selects for use crystal silicon battery to be concatenated into the voltage combination that is suitable for lithium cell charging through cutting, makes battery component with perspex layer press seal dress then; Film lithium cell and the aluminium matter liner plate crossheading bonding with thermal paste insert in the drawer, and accumulator positive negative electrode 4 is connected spring leaf with it and closely contacts; Control circuit board 3 is fastened on the frame extending part, and the component side of control circuit board 3 is towards base plate, and elements on circuit board is all used the surface mount elements surface mount except that power switch; Solar module is inserted into the end along the upper and lower side frame groove, and solar cell positive and negative electrode 2 is connected spring leaf with it and closely contacts; Cabling places its complementary space in the framework; The back side of framework or install bracing frame additional; Have various electric interfaces, indicator lamp hole and louvre on the aluminium matter alloy profile frame 1.
Application example 1: use the 0.3W solar module, have 8-12 sheet battery small pieces (about 0.03W) series connection to constitute 3.6V polymer lithium-ion battery 200-800mAh.Can form a small-sized integrated photovoltaic system by connector.Can be used for the safety of student warning sign, power supplies such as flashlight, hearing aids, solar energy toy.Individual system overall dimension is: 10cm * 8cm * 3cm.
Application example 2:
Use the 1W solar module, polymer lithium-ion battery 600-2400mAh.Can form the integrated photovoltaic system by connector.Can be used for the tourism illumination, electronic toy, navigation model airplane, mobile phone charging, builder's work high above the ground communication, measurement electricity consumption, traffic police's signal indication electricity consumption etc.Individual system overall dimension is: 18cm * 12cm * 3cm.
Application example 3:
Use the 3W solar module, polymer lithium-ion battery 1800-6000mAh.Can form the integrated photovoltaic system by connector.Can be used for field work individual walking illumination, read electricity consumption.Can be used as important flood control, combat a natural disaster articles for use.Individual system overall dimension is: 25cm * 18cm * 3cm.
Application example 4:
Use the 5W solar module, polymer lithium-ion battery 2-6Ah.Can form the integrated photovoltaic system by connector.Can be used for the individual combat needs, single 5W, a company of class to can form a small hydropower station, but Fast Installation.Class: a 5W * 12=60W; Row: a 5W * 36=180W; Company: a 5W * 108=540W.
Single or combination can be used as Field Operational communication or command system electricity consumption, open-air illumination, automobile stand-by power supply etc.Single or combination can be used as construction material, as: roofing tile, curtain wall, windowpane etc.Individual system overall dimension is: 32cm * 22cm * 3cm.
Application example 5:
Use the 10W solar module, polymer lithium-ion battery 10-20Ah.Can form the integrated photovoltaic system by connector.Can be used for building interim power station, be used for open-air military exercises, marine cruise, fishing boat electricity consumption, makeshift stage. film and television are taken electricity consumption, recreational activities in night, the urgent disaster relief etc.Individual system overall dimension is: 40cm * 28cm * 1cm.
Claims (5)
1. small-sized solar integrated photovoltaic electric source, it comprises microcontroller circuit (11), status display circuit (14), temperature measuring circuit (13), MOSFET charge switch circuit (15), MOSFET discharge switching circuit (16), DC-DC voltage conversion circuit (12) and the electrical interface circuits (17) of band A/D conversion;
The microcontroller circuit (11) of band A/D conversion is a core, and its annexation is as follows: the microcontroller circuit (11) of band A/D conversion is connected the output of control change voltage with the control end that enables of DC-DC voltage conversion circuit (12); Temperature measuring circuit (13) is connected the collection that realizes temperature value by two universal serial bus of its chip with the microcontroller circuit (11) of band A/D conversion; The microcontroller circuit (11) of band A/D conversion is connected with four light-emitting diodes of status display circuit (14), the operating state demonstration that be used for that state is full of, over-discharge can, overtemperature, DC conversion goes out; The microcontroller circuit (11) of band A/D conversion is connected with MOSFET charge switch circuit (15), the switching of control MOSFET power switch pipe; The microcontroller circuit (11) of band A/D conversion is connected with MOSFET discharge switching circuit (16), the switching of control MOSFET power switch pipe; There is not annexation between the microcontroller circuit (11) of electrical interface circuits (17) and A/D conversion, and with MOSFET charge switch circuit (15) between switch by three-position switch and to be connected, solar module is connected with the MOSFET power switch pipe input of MOSFET charge switch circuit (15), perhaps is connected with solar cell output connection in series-parallel mouth; Storage battery is connected by filling diode with protective tube, counnter attack, again with the MOSFET power switch pipe output of toggle switch series connection MOSFET charge switch circuit (15), also draws the storage battery interface by the another diode simultaneously; In addition, between the solar module both positive and negative polarity and be connected to bypass diode, make things convenient for the series connection of solar cell serial interface;
It is characterized in that this power supply makes integration member, integration member is made up of solar cell (6), film storage battery (5), control circuit board (3), aluminium matter alloy profile frame (1), almag base plate (7); Almag base plate (7) is fastened on aluminium matter alloy profile frame (1) with screw (10) and goes up the formation basic framework; Solar cell (6) is concatenated into the voltage combination that is suitable for the film charge in batteries through cutting, combines with backing material then, adopts the transparent resin adhesive envelope, perhaps adopts the encapsulation of glass or perspex steel vacuum lamination, makes battery component; With thermal paste that film storage battery and aluminium matter liner plate is bonding, crossheading inserts in the aluminium matter alloy profile frame (1) then, and accumulator positive negative electrode (4) is connected spring leaf with it and closely contacts; Control circuit board (3) is fastened on the frame extending part, and the component side of control circuit board (3) is towards base plate, and elements on circuit board is all used the surface mount elements surface mount except that the MOSFET power switch pipe; Solar module is inserted into the end along the upper and lower side frame groove, and solar cell positive and negative electrode (2) is connected spring leaf with it and closely contacts; Cabling places its complementary space in the framework; The back side of framework or install bracing frame additional; Have various electric interfaces, indicator lamp hole and louvre on the aluminium matter alloy profile frame (1).
2. according to a kind of small-sized solar integrated photovoltaic electric source described in the claim 1, it is characterized in that solar cell (6) is selected from monocrystalline silicon, polysilicon, amorphous silicon, polycrystalline silicon thin film solar cell, cadmium sulfide, GaAs, cadmium antimonide or nano titanium oxide dye-sensitized solar cells.
3. according to a kind of small-sized solar integrated photovoltaic electric source described in the claim 1, it is characterized in that the backing material of solar cell encapsulation is selected from glass, aluminium sheet, polyester fiber plate or ceramic wafer.
4. according to a kind of small-sized solar integrated photovoltaic electric source described in the claim 1, it is characterized in that the solar cell energy output will mate with storage battery.
5. according to a kind of small-sized solar integrated photovoltaic electric source described in the claim 1,2,3 or 4, it is characterized in that the film storage battery is selected from sheet or film like lithium storage battery, Ni-MH battery or button cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100151370A CN1316712C (en) | 2004-01-15 | 2004-01-15 | Small-sized solar energy integrated photovoltaic electric source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100151370A CN1316712C (en) | 2004-01-15 | 2004-01-15 | Small-sized solar energy integrated photovoltaic electric source |
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| Publication Number | Publication Date |
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| CN1558526A CN1558526A (en) | 2004-12-29 |
| CN1316712C true CN1316712C (en) | 2007-05-16 |
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| CNB2004100151370A Expired - Fee Related CN1316712C (en) | 2004-01-15 | 2004-01-15 | Small-sized solar energy integrated photovoltaic electric source |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011012016A1 (en) * | 2009-07-30 | 2011-02-03 | Byd Company Limited | Solar battery assembly |
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| CN100350715C (en) * | 2005-03-23 | 2007-11-21 | 郝万福 | Solar capacitance type voltage-boosting photo-voltaic power supply |
| WO2007013389A1 (en) * | 2005-07-25 | 2007-02-01 | Toyota Jidosha Kabushiki Kaisha | Power generating apparatus |
| WO2008064516A2 (en) * | 2006-11-27 | 2008-06-05 | Wensung Lee | A solar powered intelligent flash light |
| US8790801B2 (en) * | 2007-09-07 | 2014-07-29 | Oerlikon Advanced Technologies Ag | Integrated electrochemical and solar cell |
| FR2936111B1 (en) * | 2008-09-12 | 2011-07-22 | Commissariat Energie Atomique | PHOTOVOLTAIC SYSTEM WITH INTEGRATED BATTERY AND PHOTOVOLTAIC PANEL |
| CN102324586B (en) * | 2011-06-24 | 2015-04-22 | 中国科学院上海微系统与信息技术研究所 | Micro-energy system with high weight ratio energy density and method and application thereof |
| CN102490515A (en) * | 2011-12-12 | 2012-06-13 | 无锡同春新能源科技有限公司 | Design patent file cover with bar code based on scanner utilizing solar photovoltaic power supply |
| CN102490516A (en) * | 2011-12-12 | 2012-06-13 | 无锡同春新能源科技有限公司 | Utility model patent file cover with bar codes using scanner powered by photovoltaics |
| CN102490517A (en) * | 2011-12-12 | 2012-06-13 | 无锡同春新能源科技有限公司 | Invention patent file cover with bar code based on scanner powered by solar photovoltaic power generation |
| CN102490518A (en) * | 2011-12-16 | 2012-06-13 | 无锡同春新能源科技有限公司 | Invention patent file cover with electronic tag and using reader powered by photovoltaics |
| CN102490519A (en) * | 2011-12-16 | 2012-06-13 | 无锡同春新能源科技有限公司 | Utility model patent file cover with electric tag and using reader powered by photovoltaics |
| EP2870635A1 (en) * | 2012-07-03 | 2015-05-13 | Sunlego Enerji Sistemleri Sanayi Ve Ticaret Anonim Sirketi | An ac solar panel system |
| FR2998094A1 (en) * | 2012-11-14 | 2014-05-16 | Xavier Duport | Photovoltaic module for use in autonomous solar generator, has electronic components fixed on support, metal blades allowing passage of air flow, and metal cap including connection socket and ventilation holes for discharging hot air |
| CN104143950A (en) * | 2013-05-08 | 2014-11-12 | 中国科学院大连化学物理研究所 | Integrated assembly of solar battery and portable energy storage equipment and control method thereof |
| CN108511543A (en) * | 2018-01-25 | 2018-09-07 | 北京创昱科技有限公司 | A kind of integrated energy resource supply product and preparation method thereof and equipment |
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| US5644207A (en) * | 1995-12-11 | 1997-07-01 | The Johns Hopkins University | Integrated power source |
| CN2497464Y (en) * | 2001-06-02 | 2002-06-26 | 深圳市创益科技发展有限公司 | Solar charger |
| US6538341B1 (en) * | 1999-06-17 | 2003-03-25 | Solarc Innovative Solarprodukte Gmbh. | Universal power supply for different small electrical devices |
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| US5644207A (en) * | 1995-12-11 | 1997-07-01 | The Johns Hopkins University | Integrated power source |
| US6538341B1 (en) * | 1999-06-17 | 2003-03-25 | Solarc Innovative Solarprodukte Gmbh. | Universal power supply for different small electrical devices |
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| WO2011012016A1 (en) * | 2009-07-30 | 2011-02-03 | Byd Company Limited | Solar battery assembly |
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| CN1558526A (en) | 2004-12-29 |
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