CN107276199A - Solar charging device and charging method using solar cell - Google Patents
Solar charging device and charging method using solar cell Download PDFInfo
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- CN107276199A CN107276199A CN201610218010.1A CN201610218010A CN107276199A CN 107276199 A CN107276199 A CN 107276199A CN 201610218010 A CN201610218010 A CN 201610218010A CN 107276199 A CN107276199 A CN 107276199A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000008859 change Effects 0.000 claims abstract description 17
- 238000004146 energy storage Methods 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- 230000009711 regulatory function Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003079 width control Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a solar charging device and a charging method adopting a solar battery. The device includes solar cell panel, the module and the interface that charges of charging, the module that charges includes: the direct current-direct current converter is electrically connected with the solar cell panel and the charging interface and is used for converting direct current voltage output by the solar cell panel into direct current voltage for charging; the quick charging protocol identification module is electrically connected with the charging interface and the DC-DC converter, and is used for identifying a charging instruction from the charging module and sending the charging instruction to the DC-DC converter so as to change the output voltage of the DC-DC converter; and the load adjusting module is electrically connected with the solar cell panel and the direct current-direct current converter, and stabilizes the output power of the solar cell panel in a mode of adjusting the equivalent load of the solar cell panel, so that the output efficiency of the solar cell panel is improved.
Description
Technical field
The present invention relates to circuit design field, more particularly to a kind of solar charging device and use solar energy
The charging method of battery.
Background technology
Solar charging device of the prior art is realized using the scheme of solar cell plus constant pressure module,
Wherein constant pressure module exports fixed voltage, and common form is 5V/2A fan-out capability.With intelligent end
The fast development at end, the product battery capacity of the class of mobile phone one gradually increases, to improve charging rate, phase shutout
Business proposes the fast charge method for changing output voltage.It is higher that fast charge method needs charging end to provide
Voltage, but do not support the solar charging device of quick charge also in the prior art.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of solar charging device for supporting quick charge
With the charging method using solar cell.
In order to solve the above problems, the invention provides a kind of solar charging device, including solar cell
Plate, charging module and charging inlet, the charging module include：DC-DC converter, it is and described
Solar panel and charging inlet are electrically connected with, and the DC voltage for solar panel to be exported is changed
The DC voltage used into charging；Protocol identification module is filled soon, is become with the charging inlet and DC-to-dc
Parallel operation is electrically connected with, and the charging instruction of charging module is come from for recognizing, and send to DC-to-dc change
Parallel operation is to change the output voltage of DC-DC converter；And load regulation module, with the solar energy
Cell panel and DC-DC converter are electrically connected with, by the equivalent load for adjusting the solar panel
Mode, to stablize the power output of the solar panel, so as to improve the solar panel
Delivery efficiency.
Optionally, the protocol identification module of filling soon includes：Protocol analysis unit, the protocol analysis unit
It is electrically connected with the charging inlet, for parsing the charging instruction received by the charging inlet；Refer to
Transmitting element is made, is electrically connected with the protocol analysis unit and DC-DC converter, for basis
Protocol analysis unit resolves obtain result, send output control and instruct to DC-DC converter, control institute
State DC-DC converter and export corresponding DC voltage.
Optionally, the instruction sending unit includes：One pull-up resistor, the first end of the pull-up resistor with
The output end of DC-DC converter is electrically connected with, the second end and the control end of the DC-DC converter
It is electrically connected with；Multiple pull down resistors, the first end and DC-DC converter of each pull down resistor
Control end be electrically connected with, the second end of each pull down resistor is grounded by a voltage cut-out, described
The control end of voltage cut-out is electrically connected with the protocol analysis unit.
Optionally, the load regulation module is by adjusting the mean power of the DC-DC converter
Mode stablizes the power output of the solar panel, and the load regulation module includes：One pulse is adjusted
Section switch, the first end of the pulse regulation switch and the output end of DC-DC converter are electrically connected with,
Second end is electrically connected with charging inlet；And a pulse width modulator, the pulse width modulator and the pulse
The control end of regulation switch is electrically connected with, and the pulse width modulator is by changing pulse described in output Pulse Width Control
The switch of switch is adjusted, and then changes the mean power of DC-DC converter, the pulse width modulator is also
It is electrically connected with, is believed with the output current for the solar panel of sampling and voltage with the solar panel
Number, and the output pulse of the pulse width modulator is adjusted accordingly.
Optionally, the load regulation module is stablized by way of clamper solar panel output voltage
The power output of the solar panel, the load regulation module includes：One energy-storage units, the storage
Can unit and solar panel electric connection；One charge and discharge control is switched, and the charge and discharge control is opened
The first end of pass and the energy-storage units are electrically connected with, the second end by a reverse protection diode with it is described too
Positive energy cell panel is electrically connected with；One voltage monitoring unit, the voltage monitoring unit and the charge and discharge control
The control end and energy-storage units of switch are electrically connected with, for the output voltage values according to the energy-storage units come
The charge and discharge control is controlled to switch on-off.
Present invention also offers a kind of charging method of use solar cell, comprise the following steps：There is provided one
Solar panel；The DC voltage for being exported solar panel using a DC-DC converter is changed
The DC voltage used into charging；Instruction according to equipment is electrically charged changes what DC-DC converter was exported
Magnitude of voltage；By way of adjusting the equivalent load of the solar panel, to stablize the solar-electricity
The power output of pond plate, so as to improve the delivery efficiency of the solar panel, and then improves charging speed
Degree..
Optionally, the step of stablizing the power output of the solar panel is further described by regulation
The mode of the mean power of DC-DC converter stablizes the output work of the solar panel, including：
The output duty cycle mode of DC-DC converter is adjusted by using a pulse width modulator, it is described to adjust
The mean power of DC-DC converter.
Optionally, the step of stablizing the power output of the solar panel is further by the clamper sun
Can the mode of cell panel output voltage stablize the power output of the solar panel, including：Using one
The energy-storage units mode in parallel with the solar panel, so that the output voltage of the solar panel
Keep stable.
It is an advantage of the current invention that whether the terminal no matter being electrically charged requires to open fast punch die formula, it can lead to
The mode of the equivalent load of the solar panel is overregulated, the direct current-straight is including but not limited to adjusted
The mode of the mean power of current converter, and clamper solar panel output voltage mode, to stablize
The power output of the solar panel.Can be by the solar panel by above-mentioned regulative mode
Output is stable near maximum power point, so as to improve the delivery efficiency of the solar panel, Jin Erti
High charge speed.
Brief description of the drawings
It is the structural representation of the embodiment of solar charging device one of the present invention shown in accompanying drawing 1,
It is the structural representation of another embodiment of solar charging device of the present invention shown in accompanying drawing 2
Figure.
It is the structural representation of another embodiment of solar charging device of the present invention shown in accompanying drawing 3
Figure.
It is an embodiment of the charging method of use solar cell of the present invention shown in accompanying drawing 4
Implementation steps schematic diagram.
Embodiment
The solar charging device provided below in conjunction with the accompanying drawings the present invention and the charging using solar cell
The embodiment of method elaborates.
It is the structural representation of the embodiment of solar charging device one of the present invention shown in accompanying drawing 1,
Including solar panel 11, charging module 12 and charging inlet 13.Solar panel 11 is exported
Electric energy be electrically charged module 12 change after, pass through charging inlet 13 outwards charge.The terminal being electrically charged can be with
It is mobile phone or tablet personal computer etc..For supporting the terminal of quick charge, it is necessary to which charging inlet 13 carries for it
For the charging voltage higher than 5V, multiple specifications such as 5V/2A, 9V/1.67A, 12V/1.5A are generally included.
This needs charging module 12 to be according to circumstances adjusted.
In this embodiment, in order to realize above-mentioned regulatory function, charging module 12 includes direct current-straight
Current converter 121, protocol identification module 122 and load regulation module 123 are filled soon.
The DC-DC converter 121 electrically connects with the solar panel 11 and charging inlet 13
Connect, the DC voltage for solar panel 11 to be exported is converted into the DC voltage that charging is used.It hurry up
Fill protocol identification module 122 to be electrically connected with the charging inlet 13 and DC-DC converter 121, use
Come from the charging instruction of charging module 122 in identification, and send to DC-DC converter 121 to change
The output voltage of inversion of direct current-DC converter 121.Terminal is electrically charged if necessary to quick charge, can be sent
The order of quick charge is initiated to charging inlet 13.The order can be recognized by filling protocol identification module 122 soon,
And DC-DC converter 121 is sent to, drive it to change output voltage.Generally include 5V/2A,
9V/1.67A, multiple patterns such as 12V/1.5A.And change after output voltage, DC-DC converter 121
Power output change therewith, this causes the power output of solar panel 11 also to change.
But solar panel 11 is influenceed by the characteristic of solar cell, there is a maximum power point in power output,
The transformation efficiency of solar cell is only maximum only on the power points.And DC-DC converter 121
Output change after, if not being subject to auxiliary adjustment means, it is clear that solar panel 11 can be changed
Power output, may result in solar cell delivery efficiency reduction.In this embodiment,
Electrically connected with the solar panel 11 and DC-DC converter 121 using load regulation module 123
Connect.The effect of load regulation module 123 is that the equivalent load of the solar panel 11 can be adjusted.
By adjusting equivalent load, to stablize the power output of the solar panel 11 in maximum power point,
So as to improve the delivery efficiency of the solar panel 11.
It is the structural representation of another embodiment of solar charging device of the present invention shown in accompanying drawing 2
Figure.In this embodiment, the protocol identification module 122 of filling soon further comprises protocol analysis list
Member 230 and instruction sending unit 240.The protocol analysis unit 230 electrically connects with the charging inlet 13
Connect, for parsing the charging instruction received by the charging inlet 13.The charging instruction can be
The charge protocol instruction of standard, such as the QC2.0 of high pass or the customized instruction set of manufacturer.
Protocol analysis unit 230 sends analysis result to instruction sending unit 240 according to default algorithm.Instruction
Transmitting element 240 is electrically connected with the protocol analysis unit 230 and DC-DC converter 121.
Instruction sending unit 240 is received after the result of the transmission of protocol analysis unit 230, sends output control instruction
To DC-DC converter 121, the DC-DC converter 121 is controlled to export corresponding DC voltage.
In present embodiment, charging inlet 13 includes high level output end V+, low level output end
V-, boosting terminal D+ and decompression terminal D-.Protocol analysis unit 230 according to boosting terminal D+ and
Decompression terminal D- signal resolution goes out result and sent to output end.The output end of protocol analysis unit 230
Including multiple pins, charging instruction selection output high level that each pin is sent according to charging inlet 13 or
Person's low level.Instruction sending unit 240 then includes a pull-up resistor R1, and multiple pull down resistors, this tool
Body embodiment is pull down resistor R2 and R3, and instruction sending unit 240 also includes build-out resistor R4.Institute
State pull-up resistor R1 first end and the output end of DC-DC converter 121 be electrically connected with, the second end with
The control end Vf of the DC-DC converter 121 is electrically connected with；Build-out resistor R4 first end and institute
The control end Vf for stating DC-DC converter 121 is electrically connected with, the second end ground connection.Pull down resistor R2 and
The first end of each pull down resistor in R3 and the control end Vf of DC-DC converter 121 electrically connect
Connect, the second end of each pull down resistor in pull down resistor R2 and R3 by voltage cut-out K2 and
K3 is grounded.The control end of the voltage cut-out K2 and K3 and the protocol analysis unit 230 are electrical
Connection, specifically each switch is electrically connected to the pin of an output end of protocol analysis unit 230
On.Voltage cut-out K2 and K3 is selected according to the pin level of the output end of view resolution unit 230
On off state, so as to pull down resistor R2 and R3 be accessed in the network of pull down resistor, to control direct current-straight
The control end Vf of current converter 121 level.Build-out resistor R4 is optional component, for adjusting control end
Vf maximum level.
In present embodiment, the output pin of protocol analysis unit 230 is two, corresponding drop-down electricity
Resistance and voltage cut-out are also two, can if the output pin number increase of protocol analysis unit 230
To control the output mode of more gears, corresponding pull down resistor and voltage cut-out should also increase to identical
Number.
In present embodiment, the load regulation module 123 is by adjusting the DC-dc conversion
The mode of the mean power of device 121 stablizes the power output of the solar panel 11.Therefore it is described negative
Carrying adjustment module 123 includes pulse regulation switch 250 and a pulse width modulator 260.The pulse is adjusted
The first end of section switch 250 is electrically connected with the output end of DC-DC converter 121, and the second end is with filling
Electrical interface 13 is electrically connected with；The pulse width modulator 260 switchs 250 control end with the pulse regulation
It is electrically connected with.Pulse width modulator 260 export a pulse signal, pulse regulation switch 250 control end according to
The level of pulse signal performs switching manipulation, and pulse regulation switchs DC-dc conversion under 250 closed modes
Device 121 is output as 0, thus by control the switch of the pulse regulation switch 250 can change direct current-
The mean power of DC converter 121.The pulse width modulator 260 also with the solar panel 11
It is electrically connected with, with the output current and voltage signal of the solar panel 11 of sampling, and adjusts accordingly
The output pulse of the pulse width modulator 260.Output pulse of adjusting specifically includes the frequency of regulation output pulse
And dutycycle, it can change the output duty cycle of DC-DC converter 121 by adjusting output pulse,
And then change average output and the input power of DC-DC converter 121.And DC-DC converter 121
Input power is provided by solar panel 11, therefore change input power can directly change solar energy
The output current and voltage of cell panel 11.By above-mentioned regulating measure, by the output of solar panel 11
Electric current and voltage signal are stable in maximum power point, reach the mesh for improving the delivery efficiency of solar panel 11
's.
It is the structural representation of another embodiment of solar charging device of the present invention shown in accompanying drawing 3
Figure.In this embodiment, the structure that protocol identification module 122 is filled soon and previous specific implementation
Mode is identical.But the load regulation module 123 is by the output voltage of clamper solar panel 11
Mode stablizes the power output of the solar panel 11, and the load regulation module 123 includes storage
Can unit 370, charge and discharge control switch 380 and voltage monitoring unit 390.The energy-storage units 370
It is electrically connected with the solar panel 11.The first end of charge and discharge control switch 380 with it is described
Energy-storage units 370 are electrically connected with, and the second end passes through a reverse protection diode 381 and the solar cell
Plate 11 is electrically connected with.The voltage monitoring unit 390 switchs 380 control end with the charge and discharge control
And energy-storage units 370 are electrically connected with, controlled for the output voltage values according to the energy-storage units 370
The break-make of the charge and discharge control switch 380.The energy-storage units 370 can be rechargeable lithium battary or
Person's super capacitor.The voltage at the two ends of energy-storage units 370 is fixed, then solar panel 11 two ends
The voltage that voltage is just clamped at the two ends of energy-storage units 370 subtracts the pressure drop and too of reverse protection diode 381
The internal resistance pressure drop of positive energy cell panel 11.And in energy-storage units 370, protection diode 381 and solar energy
In the loop of cell panel 11, the electric current for flowing through solar panel 11 is also stable.The electric current can lead to
Cross and adjust the series connection number of the cell piece in solar panel 11 to adjust.Therefore, said structure can
The electric current and voltage for realizing solar panel 11 are all stable.By adjusting in solar panel 11
Cell piece series connection number and the parameter such as output voltage of energy-storage units 370, can be by solar-electricity
The output current and voltage signal of pond plate 11 are stable in maximum power point, reach raising solar panel 11
The purpose of delivery efficiency.
It is an embodiment of the charging method of use solar cell of the present invention shown in accompanying drawing 4
Implementation steps schematic diagram.Including：There is provided a solar panel by step S40；Step S41, using one
The DC voltage that solar panel is exported is converted into the direct current that charging is used by DC-DC converter
Pressure；Step S42, the magnitude of voltage that DC-DC converter is exported is changed according to the instruction for being electrically charged equipment；Step
Rapid S43, by way of adjusting the equivalent load of the solar panel, to stablize the solar-electricity
The power output of pond plate, so as to improve the delivery efficiency of the solar panel.
In step S43, it can use and pass through the side for the mean power for adjusting the DC-DC converter
Formula stablizes the output work of the solar panel, comprises the following steps：By using a pulse width modulator
The output duty cycle mode of DC-DC converter is adjusted, to adjust being averaged for the DC-DC converter
Power.
, can be by the way of by clamper solar panel output voltage to stablize in step S43
The power output of solar panel is stated, is comprised the following steps：Using an energy-storage units and the solar-electricity
Pond plate mode in parallel, so that the output voltage of the solar panel keeps stable.
It is using above method, the output current of solar panel and voltage signal is stable in peak power
Point, reaches the purpose for improving solar panel delivery efficiency.
Described above is only the preferred embodiment of the present invention, it is noted that for the common of the art
Technical staff, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these
Improvements and modifications also should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of solar charging device, including solar panel, charging module and charging inlet, it is special
Levy and be, the charging module includes：
DC-DC converter, is electrically connected with the solar panel and charging inlet, for by the sun
The DC voltage of energy cell panel output is converted into the DC voltage that charging is used；
Protocol identification module is filled soon, is electrically connected with the charging inlet and DC-DC converter, for knowing
Do not come from the charging instruction of charging module, and send to DC-DC converter to change DC-to-dc
The output voltage of converter；And load regulation module, with the solar panel and DC-to-dc
Converter is electrically connected with, by way of adjusting the equivalent load of the solar panel, to stablize
The power output of the solar panel, so as to improve the delivery efficiency of the solar panel.
2. solar charging device according to claim 1, it is characterised in that described to fill protocol identification soon
Module includes：
Protocol analysis unit, the protocol analysis unit is electrically connected with the charging inlet, logical for parsing
Cross the charging instruction that the charging inlet is received；
Instruction sending unit, is electrically connected with the protocol analysis unit and DC-DC converter, is used for
Result is obtained according to protocol analysis unit resolves, output control is sent and instructs to DC-DC converter,
The DC-DC converter is controlled to export corresponding DC voltage.
3. solar charging device according to claim 2, it is characterised in that the instruction sending unit
Including：
One pull-up resistor, the first end of the pull-up resistor and the output end of DC-DC converter electrically connect
Connect, the second end and the control end of the DC-DC converter are electrically connected with；
Multiple pull down resistors, the first end of each pull down resistor and the control end of DC-DC converter
It is electrically connected with, the second end of each pull down resistor is grounded by a voltage cut-out, the voltage
The control end of controlling switch is electrically connected with the protocol analysis unit.
4. solar charging device according to claim 1, it is characterised in that the load regulation module
Stablize the solar cell by way of adjusting the mean power of the DC-DC converter
The power output of plate, the load regulation module includes：
One pulse regulation is switched, the first end of the pulse regulation switch and the output end of DC-DC converter
It is electrically connected with, the second end is electrically connected with charging inlet；And
One pulse width modulator, the pulse width modulator is electrically connected with the control end that the pulse regulation is switched,
The pulse width modulator controls the switch that the pulse regulation is switched by changing output pulse, and then
Change DC-DC converter mean power, the pulse width modulator also with the solar panel
It is electrically connected with, with the output current and voltage signal of the solar panel of sampling, and adjusts accordingly
The output pulse of the pulse width modulator.
5. solar charging device according to claim 1, it is characterised in that the load regulation module
Stablize the output work of the solar panel by way of clamper solar panel output voltage
Rate, the load regulation module includes：
One energy-storage units, the energy-storage units are electrically connected with the solar panel；
One charge and discharge control is switched, and the first end of the charge and discharge control switch electrically connects with the energy-storage units
Connect, the second end is electrically connected with by a reverse protection diode and the solar panel；
One voltage monitoring unit, control end that the voltage monitoring unit and the charge and discharge control are switched and
Energy-storage units are electrically connected with, and the charge and discharge is controlled for the output voltage values according to the energy-storage units
The break-make of electric control switch.
6. a kind of charging method of use solar cell, it is characterised in that comprise the following steps：
One solar panel is provided；
The DC voltage that solar panel is exported is converted into charging using a DC-DC converter to use
DC voltage；
Instruction according to equipment is electrically charged changes the magnitude of voltage that DC-DC converter is exported；
By way of adjusting the equivalent load of the solar panel, to stablize the solar panel
Power output, so as to improve the delivery efficiency of the solar panel.
7. the charging method of use solar cell according to claim 6, it is characterised in that stable institute
The step of stating the power output of solar panel is further by adjusting the DC-dc conversion
The mode of the mean power of device stablizes the power output of the solar panel, including：
The output duty cycle mode of DC-DC converter is adjusted by using a pulse width modulator, to adjust
State the mean power of DC-DC converter.
8. the charging method of use solar cell according to claim 6, it is characterised in that stable institute
The step of stating the power output of solar panel is further to export electricity by clamper solar panel
The mode of pressure stablizes the power output of the solar panel, including：
By the way of an energy-storage units are in parallel with the solar panel, so that the solar panel
Output voltage keep stable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218010.1A CN107276199B (en) | 2016-04-08 | 2016-04-08 | Solar charging device and charging method using solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218010.1A CN107276199B (en) | 2016-04-08 | 2016-04-08 | Solar charging device and charging method using solar cell |
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| CN107276199A true CN107276199A (en) | 2017-10-20 |
| CN107276199B CN107276199B (en) | 2021-01-29 |
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| CN201610218010.1A Active CN107276199B (en) | 2016-04-08 | 2016-04-08 | Solar charging device and charging method using solar cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258762A (en) * | 2018-01-26 | 2018-07-06 | 深圳还是威健康科技有限公司 | A kind of quick-charging circuit and intelligent terminal for pre-installing battery system |
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| CN1797892A (en) * | 2004-12-30 | 2006-07-05 | 中国科学院电工研究所 | Tracker for maximum power of light-volt electric-power production by solar energy, and control method |
| CN102458910A (en) * | 2009-06-15 | 2012-05-16 | Rwe股份公司 | Method and apparatus for communicating between electric vehicle and charging station |
| CN102055223A (en) * | 2009-11-03 | 2011-05-11 | 马克西姆综合产品公司 | USB special charger recognition circuit |
| CN201876750U (en) * | 2010-10-28 | 2011-06-22 | 华南理工大学 | Automatic voltage regulation circuit of solar photovoltaic power generation system |
| DE102010043902A1 (en) * | 2010-11-15 | 2012-05-16 | Siemens Aktiengesellschaft | Device and method for protecting a charging cable for charging electric vehicles |
| CN102437794A (en) * | 2011-12-16 | 2012-05-02 | 佛山市欧亚玛电器实业有限公司 | Solar photovoltaic maximum power point tracking (MPPT) control system |
| CN104953629A (en) * | 2014-03-25 | 2015-09-30 | 国基电子（上海）有限公司 | Charge device |
| CN203813491U (en) * | 2014-04-29 | 2014-09-03 | 深圳市前海富达科技有限公司 | Charging adapter device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258762A (en) * | 2018-01-26 | 2018-07-06 | 深圳还是威健康科技有限公司 | A kind of quick-charging circuit and intelligent terminal for pre-installing battery system |
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