CN204230267U - A kind of photovoltaic module with power optimization function - Google Patents
A kind of photovoltaic module with power optimization function Download PDFInfo
- Publication number
- CN204230267U CN204230267U CN201420740084.8U CN201420740084U CN204230267U CN 204230267 U CN204230267 U CN 204230267U CN 201420740084 U CN201420740084 U CN 201420740084U CN 204230267 U CN204230267 U CN 204230267U
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- China
- Prior art keywords
- assembly
- cell piece
- power optimization
- battery laminated
- photovoltaic module
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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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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a kind of photovoltaic module with power optimization function, comprise battery laminated assembly and the aluminum alloy frame being arranged on described battery laminated assembly surrounding, described battery laminated assembly has from up to down been cascading toughened glass, upper strata EVA, cell piece, power optimization chip, lower floor EVA and backboard, described cell piece is disposed side by side in battery laminated assembly, often the series connection of row cell piece forms cell piece string group, is connected in parallel a power optimization chip between adjacent two cell piece string groups; The both positive and negative polarity of described cell piece is directly drawn by backboard and is connected with adjacent photovoltaic assembly.Structure of the present utility model can reduce assembly because IV curve own between series component is inconsistent, shade, grieshoch block or the abnormal assembly electric current caused of cell piece does not mate the problem of the assembly generation loss caused, and the MPPT of stiffener assembly follows the trail of and improves the fail safe of assembly simultaneously.
Description
Technical field
The utility model relates to a kind of photovoltaic module, and a kind of photovoltaic module with power optimization function, belongs to technical field of solar cell manufacturing specifically.
Background technology
At present, the crystal silicon solar photovoltaic module that China adopts, is made up of toughened glass, ethylene-vinyl acetate copolymer (i.e. EVA) glued membrane, cell piece, ethylene-vinyl acetate copolymer (i.e. EVA) glued membrane and polyvinyl fluoride composite membrane backboard and aluminum alloy frame.Wherein, home and abroad station ubiquity because IV curve own between series component is inconsistent, shade, grieshoch block or the abnormal assembly electric current caused of cell piece does not mate the problem of the assembly generation loss caused, thus greatly reduces the actual power generation of photovoltaic module.
In sum, inventor finds at least there is following defect in existing technology: (1), because IV curve own between series component is inconsistent, shade, grieshoch block or the abnormal assembly electric current caused of cell piece does not mate the problem of the assembly generation loss caused, can reduce the actual power generation of photovoltaic module greatly.(2) current, power station photovoltaic module in order to avoid occurring because assembly electric current does not mate the loss of the Module Dissipation energy output caused, dissimilar assembly can not mix installation, likely occurs that the region of blocking can not installation photovoltaic component, which greatly limits the actual installation of assembly.
Utility model content
Technical problem to be solved in the utility model is, overcome the shortcoming of prior art, a kind of photovoltaic module with power optimization function is provided, can reduce assembly because IV curve own between series component is inconsistent, shade, grieshoch block or the abnormal assembly electric current caused of cell piece does not mate the problem of the assembly generation loss caused, the MPPT of stiffener assembly follows the trail of and improves the fail safe of assembly simultaneously.
In order to reach above-mentioned purpose, the utility model provides a kind of photovoltaic module with power optimization function, comprise battery laminated assembly and the aluminum alloy frame being arranged on described battery laminated assembly surrounding, described battery laminated assembly has from up to down been cascading toughened glass, upper strata EVA, cell piece, power optimization chip, lower floor EVA and backboard, described cell piece is disposed side by side in battery laminated assembly, often the series connection of row cell piece forms cell piece string group, is connected in parallel a power optimization chip between adjacent two cell piece string groups; The both positive and negative polarity of described cell piece is directly drawn by backboard and is connected with adjacent photovoltaic assembly.
The utility model limits technical scheme further, the aforesaid photovoltaic module with power optimization function, and described power optimization chip is U.S. letter semiconductor VT80XXIC chip.
The aforesaid photovoltaic module with power optimization function, in order to make full use of space, limited illuminating area is arranged cell piece to greatest extent, described power optimization chip layer is pressed in the two ends in described battery laminated assembly, neither affect the work of power optimization chip, also do not take the space of cell piece.
The aforesaid photovoltaic module with power optimization function, is also provided with rubber blanket between described aluminum alloy frame and battery laminated assembly, prevents aluminum alloy frame heat absorption to be delivered on battery laminated assembly and forms the conversion efficiency that localized hyperthermia affects cell piece.
Further, the aforesaid photovoltaic module with power optimization function, described aluminum alloy frame comprises assembly installation side and cell piece installation side, described cell piece installation side is provided with the groove mated with described battery laminated component thickness, described assembly installation side be provided with install between the hook that coordinates, be convenient to directly mount with installing rack install, raising efficiency of construction; The elongated direction of described aluminum alloy frame is provided with circular cavity, alleviates the weight of assembly, improve the thermal conductivity of aluminum alloy frame.
The beneficial effects of the utility model are: structure of the present utility model can reduce assembly because IV curve own between series component is inconsistent, shade, grieshoch block or the abnormal assembly electric current caused of cell piece does not mate the problem of the assembly generation loss caused, and the MPPT of stiffener assembly follows the trail of and improves the fail safe of assembly simultaneously.In addition the power optimization device chip owing to adopting, can realize dissimilar assembly mixing and install, the mixing met under different situations is installed.Traditional diode terminal box is replaced, the fault that can also effectively avoid terminal box to cause outside because of long term exposure owing to adopting power optimization device chip.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model structure.
Fig. 2 is the battery laminated modular construction schematic diagram of the utility model.
Fig. 3 is the utility model aluminum alloy frame generalized section.
Embodiment
The present embodiment provides a kind of photovoltaic module with power optimization function, structure as depicted in figs. 1 and 2, comprise battery laminated assembly and the aluminum alloy frame 7 being arranged on battery laminated assembly surrounding, also rubber blanket is provided with between aluminum alloy frame 7 and battery laminated assembly, battery laminated assembly has from up to down been cascading toughened glass 1, upper strata EVA2, cell piece 3, VT8005IC power optimization chip 9, lower floor EVA4 and backboard 5, and power optimization chip 9 is laminated to the two ends in battery laminated assembly; Cell piece is disposed side by side in battery laminated assembly, and often the series connection of row cell piece forms cell piece string group, is connected in parallel a power optimization chip between adjacent two cell piece string groups; The both positive and negative polarity of cell piece is directly drawn by backboard and is connected with adjacent photovoltaic assembly.
The aluminum alloy frame 7 of the present embodiment comprises assembly installation side and cell piece installation side, as shown in Figure 3, cell piece installation side is provided with the groove 7-1 mated with battery laminated component thickness, assembly installation side be provided with install between the hook 7-2 that coordinates, the elongated direction of aluminum alloy frame is provided with circular cavity 7-3.
The assembly of the present embodiment is adding man-hour, after power optimization device chip and cell piece connection in series-parallel, be laminated to the centre of laminate, first toughened glass 1, EVA2, cell piece 3 is stacked, power optimization device 9 is welded with cell piece connection in series-parallel, such as a two string cell pieces power optimization chip in parallel, more stacked EVA4, backboard 5, stacked rear laminating machine laminating, obtains laminate; After cooling, surrounding is added aluminum alloy frame 7 and is reinforced, and backboard 6 lower surface draws both positive and negative polarity wiring.
In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (5)
1. one kind has the photovoltaic module of power optimization function, comprise battery laminated assembly and the aluminum alloy frame being arranged on described battery laminated assembly surrounding, it is characterized in that: described battery laminated assembly has from up to down been cascading toughened glass, upper strata EVA, cell piece, power optimization chip, lower floor EVA and backboard, described cell piece is disposed side by side in battery laminated assembly, often the series connection of row cell piece forms cell piece string group, is connected in parallel a power optimization chip between adjacent two cell piece string groups; The both positive and negative polarity of described cell piece is directly drawn by backboard and is connected with adjacent photovoltaic assembly.
2. there is the photovoltaic module of power optimization function as claimed in claim 1, it is characterized in that: described aluminum alloy frame comprises assembly installation side and cell piece installation side, described cell piece installation side is provided with the groove mated with described battery laminated component thickness, described assembly installation side be provided with install between the hook that coordinates, the elongated direction of described aluminum alloy frame is provided with circular cavity.
3. there is the photovoltaic module of power optimization function as claimed in claim 1 or 2, it is characterized in that: described power optimization chip is U.S. letter semiconductor VT80XXIC chip.
4. there is the photovoltaic module of power optimization function as claimed in claim 1 or 2, it is characterized in that: described power optimization chip layer is pressed in the two ends in described battery laminated assembly.
5. there is the photovoltaic module of power optimization function as claimed in claim 1 or 2, it is characterized in that: between described aluminum alloy frame and battery laminated assembly, be also provided with rubber blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420740084.8U CN204230267U (en) | 2014-11-28 | 2014-11-28 | A kind of photovoltaic module with power optimization function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420740084.8U CN204230267U (en) | 2014-11-28 | 2014-11-28 | A kind of photovoltaic module with power optimization function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230267U true CN204230267U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420740084.8U Expired - Fee Related CN204230267U (en) | 2014-11-28 | 2014-11-28 | A kind of photovoltaic module with power optimization function |
Country Status (1)
| Country | Link |
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| CN (1) | CN204230267U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929480A (en) * | 2015-06-05 | 2015-09-23 | 合肥嘉伟装饰工程有限责任公司 | Novel photovoltaic window frame cover plate |
| CN106452352A (en) * | 2016-11-09 | 2017-02-22 | 常州天合光能有限公司 | Double-sided photovoltaic module |
| CN108663088A (en) * | 2018-05-18 | 2018-10-16 | 苏州大学 | Intelligent photovoltaic power station distribution cloud monitors system |
-
2014
- 2014-11-28 CN CN201420740084.8U patent/CN204230267U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929480A (en) * | 2015-06-05 | 2015-09-23 | 合肥嘉伟装饰工程有限责任公司 | Novel photovoltaic window frame cover plate |
| CN106452352A (en) * | 2016-11-09 | 2017-02-22 | 常州天合光能有限公司 | Double-sided photovoltaic module |
| CN108663088A (en) * | 2018-05-18 | 2018-10-16 | 苏州大学 | Intelligent photovoltaic power station distribution cloud monitors system |
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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: 20150325 Termination date: 20201128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |