CN202797013U - Novel solar photovoltaic assembly - Google Patents
Novel solar photovoltaic assembly Download PDFInfo
- Publication number
- CN202797013U CN202797013U CN 201220346894 CN201220346894U CN202797013U CN 202797013 U CN202797013 U CN 202797013U CN 201220346894 CN201220346894 CN 201220346894 CN 201220346894 U CN201220346894 U CN 201220346894U CN 202797013 U CN202797013 U CN 202797013U
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- China
- Prior art keywords
- solar photovoltaic
- carbon fiber
- photovoltaic assembly
- novel solar
- plastic frame
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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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Abstract
The utility model provides a novel solar photovoltaic assembly comprising a carbon fiber plastic frame (1), wherein a plurality of interlayers are arranged in the carbon fiber plastic frame (1); and a tetrafluoroethene ETFE film (3), an EVA film (4), a pseudo-single crystal cell sheet (5) and a transparent backboard (6) are arranged on each interlayer of the carbon fiber plastic frame (1) from top to bottom successively. The assembly structure of the novel solar photovoltaic assembly makes the packaging loss within 1.5% and the weight within 20% of the normal assembly.
Description
Technical field
The utility model relates to a kind of solar components encapsulating material, especially frame, obstructing material before the encapsulation, accurate single crystal battery sheet, transparent back panel structure, specifically a kind of solar photovoltaic assembly new structure.
Background technology
Along with the day by day exhaustion of traditional energy, the exploitation of new forms of energy and utilization have become countries in the world government and the common hot fields of paying close attention to of scientific and technical personnel; The overseas market that goes from bad to worse simultaneously and in the face of huge competitive pressure, each assembly manufacturing enterprise lifting subassembly market competition advantage, the production cost that reduces assembly is imperative.Each large module manufacturer of the world is being sought new material always and is being replaced existing photovoltaic material, thereby reduces the assembly manufacturing cost, makes things convenient for installation and transportation.Improve the assembly power output, increase the energy output of unit are assembly on the basis that reduces unit assembly cost.By improving packaging technology, improve the combination of encapsulating material coupling, the in-fighting of assembly is greatly reduced, increased component power output, improved simultaneously the reliability in the assembly use procedure.
Summary of the invention
The purpose of this utility model is expensive for present photovoltaic component encapsulating constructed value, and the assembly overall weight is large, and shape cannot change, and the undesirable problem of aesthetic, proposes a kind of simple in structure, novel solar photovoltaic assembly that encapsulation weight is light.
The technical solution of the utility model is:
A kind of novel solar photovoltaic assembly, it comprises the carbon fiber plastic frame, and the inside of carbon fiber plastic frame is provided with several interlayers, the tetrafluoroethene ETFE film that sets gradually from top to bottom in each interlayer of carbon fiber plastic frame, the EVA film, accurate single crystal battery sheet and transparent back panel.
The parts that clamp in carbon fiber plastic frame of the present utility model and its internal partition are fixed by sealant tape.
The inside of carbon fiber plastic frame of the present utility model has two interlayers at least.
The tensile strength of carbon fiber plastic frame of the present utility model is greater than 3500 MPas.
The thickness of sealant tape of the present utility model is: 0.9 ~ 1mm.
The upper surface of accurate single crystal battery sheet of the present utility model sets gradually TiO outside interior
2Film and silicon nitride film.
TiO of the present utility model
2The thickness of film is 15 ~ 30nm.
The thickness of silicon nitride film of the present utility model is 20 ~ 40nm.
The beneficial effect of present technique utility model:
Modular construction of the present utility model so that the encapsulation loss in 1.5%, weight is 20% of conventional assembly.
The antireflective coating of the accurate single crystal battery sheet that the present technique utility model is used is TiO
2Film refractive index is 2.3, the refractive index of silicon nitride film is 1.4 ~ 1.7, this stack membrane is compared with monofilm has better optical match characteristic, not only the light at the 850nm of the principal spectrum of efficient accurate single crystal battery sheet response there are excellent anti-reflective effect and optical absorption, and the light of wavelength in 300 ~ 1200nm scope there is good part reflecting effect, after adopting this structure, the conversion efficiency of the quasi-monocrystalline silicon solar cell of my company's suitability for industrialized production surpasses 19.5%, is the our times highest level.
Description of drawings
Fig. 1 is the structural representation of accurate single crystal battery sheet of the present utility model.
Fig. 2 is structural representation of the present utility model.
Wherein: 1, carbon fiber plastic frame; 2, sealant tape; 3, tetrafluoroethene ETFE film; 4, EVA film; 5, accurate single crystal battery sheet; 6, transparent back panel; 7, TiO
2Film; 8 silicon nitride films.
Embodiment
Below in conjunction with drawings and Examples present technique is further described.
As shown in Figure 1, a kind of novel solar photovoltaic assembly, it comprises carbon fiber plastic frame 1, the inside of carbon fiber plastic frame 1 is provided with several interlayers, the tetrafluoroethene ETFE film 3 that sets gradually from top to bottom in each interlayer of carbon fiber plastic frame 1, EVA film 4, accurate single crystal battery sheet 5 and transparent back panel 6.
The parts that clamp in carbon fiber plastic frame 1 of the present utility model and its internal partition are fixing by sealant tape 2.
The inside of carbon fiber plastic frame 1 of the present utility model has two interlayers at least.
The tensile strength of carbon fiber plastic frame 1 of the present utility model is greater than 3500 MPas.
The thickness of sealant tape 2 of the present utility model is: 0.9 ~ 1mm.
The upper surface of accurate single crystal battery sheet 5 of the present utility model sets gradually TiO outside interior
2Film 7 and silicon nitride film 8.
TiO of the present utility model
2The thickness of film 7 is 15 ~ 30nm.
The thickness of silicon nitride film 8 of the present utility model is 20 ~ 40nm.
This stack membrane of the utility model is compared with monofilm has better optical match characteristic, not only the light at the 850nm of the principal spectrum of efficient accurate single crystal battery sheet response there are excellent anti-reflective effect and optical absorption, and the light of wavelength in 300 ~ 1200nm scope there is good part reflecting effect, and our employed tetrafluoroethene ETFE film is just in time in this scope, thereby improve the conversion efficiency of quasi-monocrystalline silicon solar cell, after adopting this structure, the conversion efficiency of the quasi-monocrystalline silicon solar cell of my company's suitability for industrialized production surpasses 19.5%, is the our times highest level.
Assembly of the present utility model has following characteristic: 1, and sealing: even thickness guarantees sealing property 2, spatter property: do not need to carry out follow-up clean.3, rapidity: only need 20min curing time.4, high-quality: ultraviolet resistance is stronger by 5, efficiency: save working hour expense and Master Cost.Tetrafluoroethene ETFE film light transmittance is greater than 95%, and proportion is 0.1kg/m
2, the encapsulation loss is greater than 1.5%.
The present technique utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (8)
1. novel solar photovoltaic assembly, it is characterized in that it comprises carbon fiber plastic frame (1), the inside of carbon fiber plastic frame (1) is provided with several interlayers, the tetrafluoroethene ETFE film (3) that sets gradually from top to bottom in each interlayer of carbon fiber plastic frame (1), EVA film (4), accurate single crystal battery sheet (5) and transparent back panel (6).
2. novel solar photovoltaic assembly according to claim 1 is characterized in that the parts that clamp in described carbon fiber plastic frame (1) and its internal partition are fixing by sealant tape (2).
3. novel solar photovoltaic assembly according to claim 1 is characterized in that the inside of described carbon fiber plastic frame (1) has two interlayers at least.
4. novel solar photovoltaic assembly according to claim 1 is characterized in that the tensile strength of described carbon fiber plastic frame (1) is greater than 3500 MPas.
5. novel solar photovoltaic assembly according to claim 2 is characterized in that the thickness of described sealant tape (2) is: 0.9 ~ 1mm.
6. novel solar photovoltaic assembly according to claim 1 is characterized in that the upper surface of described accurate single crystal battery sheet (5) sets gradually TiO outside interior
2Film (7) and silicon nitride film (8).
7. novel solar photovoltaic assembly according to claim 6 is characterized in that described TiO
2The thickness of film (7) is 15 ~ 30nm.
8. novel solar photovoltaic assembly according to claim 6, the thickness that it is characterized in that described silicon nitride film (8) is 20 ~ 40nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220346894 CN202797013U (en) | 2012-07-17 | 2012-07-17 | Novel solar photovoltaic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220346894 CN202797013U (en) | 2012-07-17 | 2012-07-17 | Novel solar photovoltaic assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797013U true CN202797013U (en) | 2013-03-13 |
Family
ID=47824214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220346894 Expired - Fee Related CN202797013U (en) | 2012-07-17 | 2012-07-17 | Novel solar photovoltaic assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738284A (en) * | 2012-07-17 | 2012-10-17 | 东方电气集团(宜兴)迈吉太阳能科技有限公司 | Novel solar photovoltaic module |
| CN104104321A (en) * | 2013-04-09 | 2014-10-15 | 孙文郁 | Plastic frame, solar photovoltaic module provided with plastic frame and manufacturing methods thereof |
-
2012
- 2012-07-17 CN CN 201220346894 patent/CN202797013U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738284A (en) * | 2012-07-17 | 2012-10-17 | 东方电气集团(宜兴)迈吉太阳能科技有限公司 | Novel solar photovoltaic module |
| CN104104321A (en) * | 2013-04-09 | 2014-10-15 | 孙文郁 | Plastic frame, solar photovoltaic module provided with plastic frame and manufacturing methods thereof |
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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: 20130313 Termination date: 20160717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |