CN203733821U - Black solar cell back board and solar cell assembly - Google Patents
Black solar cell back board and solar cell assembly Download PDFInfo
- Publication number
- CN203733821U CN203733821U CN201320878104.3U CN201320878104U CN203733821U CN 203733821 U CN203733821 U CN 203733821U CN 201320878104 U CN201320878104 U CN 201320878104U CN 203733821 U CN203733821 U CN 203733821U
- Authority
- CN
- China
- Prior art keywords
- black
- solar cell
- weather
- rete
- proof
- 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 - Lifetime
Links
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 239000003292 glue Substances 0.000 claims description 13
- 229920002521 macromolecule Polymers 0.000 claims description 13
- 229920002620 polyvinyl fluoride Polymers 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 31
- 229920000642 polymer Polymers 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012790 adhesive layer Substances 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 4
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 6
- 230000032683 aging Effects 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 239000004925 Acrylic resin Substances 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920006361 Polyflon Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- UYTPUPDQBNUYGX-UHFFFAOYSA-N guanine Chemical compound O=C1NC(N)=NC2=C1N=CN2 UYTPUPDQBNUYGX-UHFFFAOYSA-N 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229940074869 marquis Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- VBUNOIXRZNJNAD-UHFFFAOYSA-N ponazuril Chemical compound CC1=CC(N2C(N(C)C(=O)NC2=O)=O)=CC=C1OC1=CC=C(S(=O)(=O)C(F)(F)F)C=C1 VBUNOIXRZNJNAD-UHFFFAOYSA-N 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Abstract
The utility model relates to a black solar cell back board and a solar cell assembly. The black solar cell back board comprises a substrate layer and a weather-resistant black film layer. Particularly, the black solar cell back board further comprises the components of: a weather-resistant black coating which is formed on one surface of the substrate layer, and a high-polymer adhesive layer which is formed between the other surface of the substrate layer and the weather-resistant black film layer for bonding the substrate layer with the weather-resistant black film layer. The black solar cell back board provided by the utility model has advantages of: good weather resistance, easy assembly maintenance, good heat conductive efficiency, lower production cost and easy popularization on market.
Description
Technical field
The utility model relates generally to a kind of black solar cell backboard and solar module.
Background technology
On existing market, a normally laminated construction of black solar panel, mainly comprises the glassy layer, EVA encapsulated layer, silicon chip, EVA encapsulated layer and the black solar cell backboard that set gradually, and wherein silicon chip is by two-layer EVA glued membrane sealed envelope.Black solar cell backboard Main Function is that to reach color for distributed power station attractive in appearance, harmonious with building, reaches designing requirement.Ensure the mechanical strength of solar panel simultaneously, prevent that water vapor permeable is in sealant, affect life-span and the generating efficiency of cell piece.Because black solar cell backboard is at the outermost of solar panel, require backboard to there is good anti-environmental attack performance, thereby the black solar cell backboard of manufacturing must have good wet and heat ageing resistant, high temperature resistant, hydrolysis, decay resistance, and resist irradiation ability.
In prior art, black solar cell backboard is mainly by the thick fluorine-contained film of 0.02 ~ 0.03mm, and the EVA that the PET basic unit that 0.18 ~ 0.30mm is thick and 0.025 ~ 0.1mm are thick or polyolefin film trilamellar membrane Material cladding form.This backboard has following shortcoming: the thicker heat transfer efficiency of backboard is poor, assembly is reprocessed difficulty, and EVA or polyolefin film black rete long-term ageing weatherability are poor.EVA or polyolefin film black rete blackness are inadequate simultaneously, do not reach the effect of black.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, the novel black solar cell backboard that provide that a kind of thermal conductivity is high, assembly is reprocessed easily, resisting ageing for long time performance is good, air surface black rete and EVA face black coating reaches ater.
The utility model also provides the solar module that a kind of thermal conductivity is high, assembly is reprocessed easily, resisting ageing for long time performance is good.
For solving above technical problem, the utility model adopts following technical scheme:
A kind of black solar cell backboard, comprise basic unit, weather-proof black rete, described black solar cell backboard also comprise the weather-proof black coating in the one side that is formed on described basic unit and be formed on the another side of described basic unit and described weather-proof black rete between for by described basic unit and the bonding macromolecule glue adhensive layer of described weather-proof black rete.
According to further embodiment of the present utility model:
The thickness of described weather-proof black coating is 0.1 ~ 30 micron.Described weather-proof black coating can be made up of polymer, silicon rubber carbon black, black pearl essence, black dyes, wherein, described polymer is one or more the combination in polyflon, daiflon, acrylic resin, polyurethane, epoxy resin.
The thickness of described macromolecule glue adhensive layer is 1 ~ 30 micron.Described macromolecule glue adhensive layer can be one or more the adhesive layer constituting in adhesive for polyurethane, acrylic resin adhesive, epoxyn.
Described basic unit is pet layer, and its thickness is 0.01 ~ 10 millimeter.
Described weather-proof black rete is the one in polyvinyl fluoride rete, Kynoar rete, high weather-proof PET rete, and its thickness is 5 ~ 200 microns.
According to a preferred aspect of the present utility model, the thickness of described basic unit is 0.1 ~ 0.3 millimeter; The thickness of described weather-proof black rete is 5 ~ 50 microns; The thickness of described weather-proof black coating is 1 ~ 10 micron; 5 ~ 15 microns of the thickness of described macromolecule glue adhensive layer.
Another technical scheme of the present utility model is: a kind of solar module, it includes above-mentioned black solar cell backboard.
Due to the enforcement of technique scheme, the utility model compared with prior art tool has the following advantages:
The structure that black solar cell backboard of the present utility model is at least four layers, it is coated with fire-resistant black coating in basic unit, can reduce the thickness of black solar cell backboard, improves heat transfer efficiency and black color depth and reaches black effect, assembly is reprocessed and become different, weather resistance is better.
Brief description of the drawings
Fig. 1 is the structural representation of black solar cell backboard of the present utility model;
Fig. 2 is the structural representation of solar module of the present utility model;
In figure: 1, basic unit; 2, weather-proof black rete; 3, weather-proof black coating; 4, macromolecule glue adhensive layer; 5, EVA encapsulated layer; 6, cell piece; 7, glassy layer.
Embodiment
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The black solar cell backboard that the utility model provides a kind of and has that thermal conductivity is high, reflecting rate is high, easily reprocessed, weather resistance is good.
Referring to Fig. 1, black solar cell backboard of the present utility model is four-layer structure, comprise the weather-proof black rete 2, macromolecule glue adhensive layer 4, basic unit 1 and the weather-proof black coating 3 that set gradually from top to bottom, wherein, mutually bonding by macromolecule glue adhensive layer 4 between weather-proof black rete 2 and basic unit 1,3 of weather-proof black coatings are the black coatings being formed directly in basic unit 1.
In this example, basic unit 1 is PET basic unit, and its thickness can be 0.1 ~ 10 millimeter, and preferred thickness is 0.1 ~ 0.3 millimeter, and concrete thickness can be 0.188 millimeter, 0.25 millimeter, 0.30 millimeter etc.
In this example, weather-proof black rete 2 is polyvinylidene difluoride film, and this black rete also can be selected polyvinyl fluoride thin film, can be also high weather-proof PET film.The thickness of the black of resistance to marquis rete is 5 ~ 200 microns, and preferred thickness is 15 ~ 50 microns, and concrete thickness can be 20 microns, 25 microns, 30 microns etc.
In this example, weather-proof black coating 3 is made up of polymer, silicon rubber carbon black, black pearl essence, black dyes, and wherein, polymer can be polyflon, can be also daiflon, can be also acrylic resin; The thickness of weather-proof black coating 3 can be 0.1 ~ 30 micron, and preferred thickness is 1 ~ 10 micron, and concrete thickness can be 3 microns, 5 microns, 7 microns etc.;
In this example, macromolecule glue adhensive layer 4 is formed by adhesive for polyurethane, and it also can select the agent of acrylic acid gluing.The thickness of macromolecule glue adhensive layer 4 is 1 ~ 30 micron, and preferred thickness is 5 ~ 15 microns, and concrete thickness can be 5 microns, 10 microns, 15 microns etc.
Referring to Fig. 2, solar module is assembled and obtained to above-mentioned black solar cell backboard and EVA encapsulated layer 5, cell piece 6, glassy layer 7, and this solar module has weather-proof black rete 2, macromolecule glue adhensive layer 4, basic unit 1, EVA encapsulated layer 5, cell piece 6, EVA encapsulated layer 5, the glassy layer 7 for being combined with each other successively.
Black solar cell backboard of the present utility model has the black of the degree of depth and higher thermal conductivity (0.322 W/mK), excellent weather resisteant (UV-60kwh, △ b=0.5), reprocesses performance good, noresidue.By contrast, the black of the traditional black solar cell backboard particularly black of EVA face is dark not, thermal conductivity lower (0.248 W/mK), weatherability poor (UV-60kwh, △ b
>=2.5), reprocess difficulty, polyolefin film black rete has residual.
To sum up, product of the present utility model has good weather resistance, and the black of the degree of depth is easy to assembly and reprocesses, and heat transfer efficiency well has lower production cost simultaneously, is easy to marketing.
Above the utility model is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present utility model and be implemented; can not limit protection range of the present utility model with this; all equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection range of the present utility model.
Claims (8)
1. a black solar cell backboard, comprise basic unit, weather-proof black rete, it is characterized in that, described black solar cell backboard also comprise the weather-proof black coating in the one side that is formed on described basic unit and be formed on the another side of described basic unit and described weather-proof black rete between for by described basic unit and the bonding macromolecule glue adhensive layer of described weather-proof black rete.
2. black solar cell backboard according to claim 1, is characterized in that, the thickness of described weather-proof black coating is 0.1 ~ 30 micron.
3. black solar cell backboard according to claim 1, is characterized in that, the thickness of described macromolecule glue adhensive layer is 1 ~ 30 micron.
4. black solar cell backboard according to claim 1, is characterized in that, described basic unit is pet layer, and its thickness is 0.01 ~ 10 millimeter.
5. black solar cell backboard according to claim 1, is characterized in that, described weather-proof black rete is the one in polyvinyl fluoride rete, Kynoar rete, high weather-proof PET rete.
6. black solar cell backboard according to claim 1 or 5, is characterized in that, the thickness of described weather-proof black rete is 5 ~ 200 microns.
7. black solar cell backboard according to claim 1, is characterized in that, the thickness of described basic unit is 0.1 ~ 0.3 millimeter; The thickness of described weather-proof black rete is 5 ~ 50 microns; The thickness of described weather-proof black coating is 1 ~ 10 micron; 5 ~ 15 microns of the thickness of described macromolecule glue adhensive layer.
8. a solar module, is characterized in that, described solar module includes the black solar cell backboard described in any one claim in claim 1 ~ 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320878104.3U CN203733821U (en) | 2013-12-30 | 2013-12-30 | Black solar cell back board and solar cell assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320878104.3U CN203733821U (en) | 2013-12-30 | 2013-12-30 | Black solar cell back board and solar cell assembly |
Publications (1)
Publication Number | Publication Date |
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CN203733821U true CN203733821U (en) | 2014-07-23 |
Family
ID=51203869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320878104.3U Expired - Lifetime CN203733821U (en) | 2013-12-30 | 2013-12-30 | Black solar cell back board and solar cell assembly |
Country Status (1)
Country | Link |
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CN (1) | CN203733821U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104409549A (en) * | 2014-11-18 | 2015-03-11 | 苏州福斯特新材料有限公司 | High-efficiency black solar cell backplane and preparation method thereof |
JP2017112246A (en) * | 2015-12-17 | 2017-06-22 | 大日本印刷株式会社 | Sealant built-in rear surface protective sheet for solar cell module, and solar cell module using the same |
JP2019110172A (en) * | 2017-12-15 | 2019-07-04 | 大日本印刷株式会社 | Solar cell module and method for manufacturing the same |
-
2013
- 2013-12-30 CN CN201320878104.3U patent/CN203733821U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104409549A (en) * | 2014-11-18 | 2015-03-11 | 苏州福斯特新材料有限公司 | High-efficiency black solar cell backplane and preparation method thereof |
CN104409549B (en) * | 2014-11-18 | 2017-05-10 | 苏州福斯特光伏材料有限公司 | High-efficiency black solar cell backplane and preparation method thereof |
JP2017112246A (en) * | 2015-12-17 | 2017-06-22 | 大日本印刷株式会社 | Sealant built-in rear surface protective sheet for solar cell module, and solar cell module using the same |
JP2019110172A (en) * | 2017-12-15 | 2019-07-04 | 大日本印刷株式会社 | Solar cell module and method for manufacturing the same |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 215200, Wujiang economic and Technological Development Zone, Suzhou, Jiangsu Province, No. 369, Hong Kong Road, Tianjin Road Patentee after: CYBRID TECHNOLOGIES Inc. Address before: 215200, Wujiang economic and Technological Development Zone, Suzhou, Jiangsu Province, No. 369, Hong Kong Road, Tianjin Road Patentee before: CYBRID TECHNOLOGIES Inc. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140723 |