CN202930978U - 30W portable solar power supply - Google Patents
30W portable solar power supply Download PDFInfo
- Publication number
- CN202930978U CN202930978U CN 201220571717 CN201220571717U CN202930978U CN 202930978 U CN202930978 U CN 202930978U CN 201220571717 CN201220571717 CN 201220571717 CN 201220571717 U CN201220571717 U CN 201220571717U CN 202930978 U CN202930978 U CN 202930978U
- Authority
- CN
- China
- Prior art keywords
- power supply
- output
- energy
- storage battery
- modular converter
- 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
- 238000004146 energy storage Methods 0.000 claims abstract description 27
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 5
- 229910001416 lithium ion Inorganic materials 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 5
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical group [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000004065 semiconductor Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A 30W portable solar power supply includes a 30W photovoltaic assembly and a power supply box. The 30W photovoltaic assembly and the power supply box are two independent assemblies and are connected through an electric wire. The power supply box is internally equipped with a charging controller, an energy storage battery, a first DC-DC conversion module, and a second DC-DC conversion module. The input of the charging controller is connected to the output of the 30W photovoltaic assembly. The output of the charging controller is connected to the input of the energy storage battery. The 30W portable solar power supply uses the split type design, has a small size and low weight, and is convenient to carry. When power is needed, an output interface of the power supply box is directly connected, so that the 30W portable solar power supply is convenient to use.
Description
Technical field
The utility model relates to photovoltaic generation, relates in particular to a kind of 30W portable type solar energy power supply.
Background technology
In development of human history, the conventional energy resources such as coal, oil, natural gas occupy status of crucial importance always, but the approach exhaustion of conventional energy resource causes that the whole world is panic.The conventional energy resource reserves of China approximately only have 10% of world average level far below world average level.In the long run, regenerative resource will be the following mankind's main energy sources source, and therefore most developed countries and part developing country all attach great importance to the effect of regenerative resource in energy ratio in the world.The simultaneously day by day deterioration of climatic environment is also sounded the alarm to people, the holding of Copenhagen meeting, and the wordings such as " energy-saving and emission-reduction ", " low-carbon (LC) " are rooted in the hearts of the people, and the developing direction of global economy and clearing mark have also turned to low-carbon economy already.
Solar energy autonomous system power supply is at present from power stage, there are tens watts to several kilowatts not wait, comprise and exchange output and direct current output, but large-scale independent current source is heavier, Miniature Power Unit function is incomplete, such as general small-sized solar portable power supplies output only has 5V, 9V or 12V interface, only can satisfy the use of the small electric apparatus such as dc lighting lamp, broadcast receiver.Therefore the portable type solar energy power supply of developing low-cost is significant.
The utility model content
The purpose of this utility model, the problem that exists in order to solve above-mentioned prior art exactly provides a kind of 30W portable type solar energy power supply.
In order to achieve the above object, the utility model has adopted following technical scheme: a kind of 30W portable type solar energy power supply, comprise 30W photovoltaic module and power supply box, and the 30W photovoltaic module is two separate assemblies with power supply box and is connected by electric wire; Charge controller, energy-storage battery, a DC-DC modular converter and the 2nd DC-DC modular converter are installed in power supply box, wherein the input of charge controller connects the output of 30W photovoltaic module, the output of charge controller connects the input of energy-storage battery, and the output of energy-storage battery connects respectively a DC-DC modular converter and the 2nd DC-DC modular converter.
Described power supply box end is provided with an input interface and three output interfaces, three output interfaces are 5V-USB mouth, 12V round mouth and 19V round mouth, wherein the 12V round mouth directly is connected with an output of energy-storage battery, the 5V-USB mouth is connected with the output of a DC-DC modular converter, the 19V round mouth is connected with the output of the 2nd DC-DC modular converter, energy-storage battery output 12V voltage, the one DC-DC modular converter becomes the 5V Voltage-output with the 12V voltage transitions, and the 2nd DC-DC modular converter becomes the 19V Voltage-output with the 12V voltage transitions.
Described energy-storage battery is nickel-cobalt-manganese ternary lithium ion battery group.
Described energy-storage battery is provided with protective circuit, and energy-storage battery is carried out Cross prevention, over-charge protective, overcurrent protection and short-circuit protection.
The utility model has following advantage and disadvantage owing to having adopted above technical scheme:
1, split-type design directly connects the output interface of power supply box during electricity consumption, easy to use.
2, three kinds of external interfaces comprise 5V-USB mouth, 12V round mouth, 19V round mouth.
3, adopt the energy storage of ternary (nickel, cobalt, manganese) lithium ion battery group, charge and discharge electrically, useful life is better.
4, volume is little, lightweight, is convenient for carrying.
5, design electric quantity indication function, the button inquiry mode is saved energy consumption.
Description of drawings
Fig. 1 is the structured flowchart of the utility model 30W portable type solar energy power supply.
Embodiment
Referring to Fig. 1, the utility model 30W portable type solar energy power supply comprises 30W photovoltaic module 1 and power supply box, and the 30W photovoltaic module is two separate assemblies with power supply box and is connected by electric wire; Charge controller 2, energy-storage battery 3, a DC-DC modular converter 4 and the 2nd DC-DC modular converter 5 are installed in power supply box, wherein the input of charge controller connects the output of 30W photovoltaic module, the output of charge controller connects the input of energy-storage battery, and the output of energy-storage battery connects respectively a DC-DC modular converter and the 2nd DC-DC modular converter.
the end of the power supply box in the utility model is provided with an input interface and three output interfaces, input interface is used for the input of charge controller is connected the output of 30W photovoltaic module, three output interfaces are 5V-USB mouth 6, 12V round mouth 7, with 19V round mouth 8, wherein the 12V round mouth directly is connected with an output of energy-storage battery, the 5V-USB mouth is connected with the output of a DC-DC modular converter, the 19V round mouth is connected with the output of the 2nd DC-DC modular converter, energy-storage battery output 12V voltage, the one DC-DC modular converter becomes the 5V Voltage-output with the 12V voltage transitions, the 2nd DC-DC modular converter becomes the 19V Voltage-output with the 12V voltage transitions.
Energy-storage battery in the utility model is nickel-cobalt-manganese ternary lithium ion battery group.Adopt 30 batteries, battery serial number 3, in parallel several 10.The basic parameter of lithium ion battery group is as shown in table 1.
Table 1
The basic parameter of the 30W photovoltaic module 1 in the utility model is as shown in table 2:
Table 2
| Project | Parameter |
| Peak power rating (Wp) | 32W |
| Crest voltage (Vmp) | 18V |
| Peak current (Imp) | 1.78A |
| Open circuit voltage (Voc) | 22.0V |
| Short circuit current (Isc) | 1.99A |
Energy-storage battery in the utility model is provided with protective circuit, and energy-storage battery is carried out Cross prevention, over-charge protective, overcurrent protection and short-circuit protection.
Protective circuit detects respectively the voltage and current of every battery in series battery, controls the charge and discharge process of battery pack.In battery pack, the voltage of every battery all detects voltage and crosses to put and detect between voltage overcharging, and output is during without short circuit phenomenon, the metal-oxide-semiconductor conducting, and P+, P-exports battery voltage, and the permission battery pack discharges and recharges operation.
The battery pack Cross prevention:
Be to put when the voltage drop of any battery in series battery and detected voltage and reached when putting delay time; the Cross prevention function on; cut off the discharge metal-oxide-semiconductor; forbid the external output current of battery pack; protection battery pack safety, circuit board enters resting state, and the circuit board current sinking is below quiescent current; the circuit that enters resting state is only after connecting charger, and cell voltage surpassed and could recover after putting recovery voltage.
The battery pack over-charge protective:
In to the batteries charging process; when rising to over-charging of battery, any batteries voltage detects voltage; and when overcharging delay time; the over-charge protective function on; cut off the charging metal-oxide-semiconductor, forbid batteries charging, protection battery pack safety; drop to and overcharge recovery voltage when following when battery pack connects load discharge or cell voltage, the state of overcharging is resumed.
The battery pack overcurrent protection:
When the overcurrent phenomenon occured for battery power discharge port P+ and P-, protective circuit can be cut off the discharge metal-oxide-semiconductor after the overcurrent protection delay time, forbade that battery pack externally discharges, and after external short circuit was removed, circuit recovered automatically.
The battery pack short-circuit protection:
When battery power discharge port P+ and P-were short-circuited, protective circuit can be cut off the discharge metal-oxide-semiconductor after the short-circuit protection delay time, forbade that battery pack externally discharges, and after external short circuit was removed, circuit recovered automatically.
Claims (4)
1. 30W portable type solar energy power supply, it is characterized in that: comprise 30W photovoltaic module and power supply box, the 30W photovoltaic module is two separate assemblies with power supply box and is connected by electric wire; Charge controller, energy-storage battery, a DC-DC modular converter and the 2nd DC-DC modular converter are installed in power supply box, wherein the input of charge controller connects the output of 30W photovoltaic module, the output of charge controller connects the input of energy-storage battery, and the output of energy-storage battery connects respectively a DC-DC modular converter and the 2nd DC-DC modular converter.
2. 30W portable type solar energy power supply according to claim 1, it is characterized in that: described power supply box end is provided with an input interface and three output interfaces, three output interfaces are the 5V-USB mouth, 12V round mouth and 19V round mouth, wherein the 12V round mouth directly is connected with an output of energy-storage battery, the 5V-USB mouth is connected with the output of a DC-DC modular converter, the 19V round mouth is connected with the output of the 2nd DC-DC modular converter, energy-storage battery output 12V voltage, the one DC-DC modular converter becomes the 5V Voltage-output with the 12V voltage transitions, the 2nd DC-DC modular converter becomes the 19V Voltage-output with the 12V voltage transitions.
3. 30W portable type solar energy power supply according to claim 1, it is characterized in that: described energy-storage battery is nickel-cobalt-manganese ternary lithium ion battery group.
4. 30W portable type solar energy power supply according to claim 1, it is characterized in that: described energy-storage battery is provided with protective circuit, and energy-storage battery is carried out Cross prevention, over-charge protective, overcurrent protection and short-circuit protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571717 CN202930978U (en) | 2012-11-01 | 2012-11-01 | 30W portable solar power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571717 CN202930978U (en) | 2012-11-01 | 2012-11-01 | 30W portable solar power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202930978U true CN202930978U (en) | 2013-05-08 |
Family
ID=48220888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220571717 Expired - Fee Related CN202930978U (en) | 2012-11-01 | 2012-11-01 | 30W portable solar power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202930978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795099A (en) * | 2012-11-01 | 2014-05-14 | 上海太阳能科技有限公司 | 30 W portable solar energy power supply |
-
2012
- 2012-11-01 CN CN 201220571717 patent/CN202930978U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795099A (en) * | 2012-11-01 | 2014-05-14 | 上海太阳能科技有限公司 | 30 W portable solar energy power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151101 |
|
| EXPY | Termination of patent right or utility model |