CN201387885Y - Insulated backplane for solar photovoltaic components - Google Patents
Insulated backplane for solar photovoltaic components Download PDFInfo
- Publication number
- CN201387885Y CN201387885Y CN 200920040423 CN200920040423U CN201387885Y CN 201387885 Y CN201387885 Y CN 201387885Y CN 200920040423 CN200920040423 CN 200920040423 CN 200920040423 U CN200920040423 U CN 200920040423U CN 201387885 Y CN201387885 Y CN 201387885Y
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- CN
- China
- Prior art keywords
- material layer
- layer
- pvdf material
- solar photovoltaic
- pet thin
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- 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
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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
Abstract
Disclosed is an insulated backplane for solar photovoltaic components, which belongs to electrical insulation materials. The insulated backplane for solar photovoltaic components comprises a PET thin-film layer, a first PVDF material layer and a second PVDF material layer; the first PVDF material layer and the second PVDF material layer are respectively located at the upper plane and the lower plane of the PET thin-film layer, and integrate with the PET thin-film layer as one body through a gluewater layer. The advantages of the insulated backplane for solar photovoltaic components are that the upper plane and the lower plane of the PET thin-film layer are respectively compounded with the PVDF material layer through the adhesive; the multi-layer composite structure has good weatherability and age resistance, excellent insulation performance, strong pollutant-resistance and small water vapor transmittance, and the partial discharge capacity is more than 1000V, and the service life of the product can reach more than 25 years.
Description
Technical field
The utility model belongs to the electrical apparatus insulation material, is specifically related to a kind of solar photovoltaic assembly insulating back panel.
Background technology
Known, solar photovoltaic assembly is to be made of solar energy glass, battery sheet, PUR (EVA), aluminium frame and insulating back panel, and wherein insulating back panel is positioned at the below and the connector junction of battery sheet, is used for the solar cell insulation protection.Insulating back panel structure in the prior art generally is to spray the fluorine based material outside individual layer PETG (PET) thin layer, and the problem that this individual layer back board structure exists in actual use is: resistance to ag(e)ing is poor, useful life is short, vapor pervious rate height and partial discharge power are too small.
Summary of the invention
The purpose of this utility model be to provide that the good and long service life of a kind of resistance to ag(e)ing, excellent insulation performance, steam transmitance are little, partial discharge power height, solar photovoltaic assembly insulating back panel that stain resistance is strong.
The purpose of this utility model reaches like this, a kind of solar photovoltaic assembly insulating back panel, be characterized in: it comprises PET thin layer, a PVDF material layer and the 2nd PVDF material layer, a described PVDF material layer and the 2nd PVDF material layer lay respectively on the upper and lower table plane of PET thin layer, and and the PET thin layer between be combined as a whole by glue layer.
PET in the PET thin layer described in the utility model is meant PETG.
PVDF in a PVDF material layer described in the utility model and the 2nd PVDF material layer is meant polyvinylidene fluoride.
Glue in the glue layer described in the utility model is polyurethane adhesive.
The utility model is because after adopting said structure, the beneficial effect that has: owing to be compounded with the PVDF material layer by adhesive respectively on the upper and lower table plane of PET thin layer, this multi-layer compound structure has good weather and resistance to ag(e)ing, excellent insulation performance, stain resistance is strong and the steam transmitance is little, partial discharge ability＞1000V is above and can reach more than 25 years useful life product.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
Among the figure: the 1.PET thin layer; 2. glue layer; 3. a PVDF material layer; 4. the 2nd PVDF material layer.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in conjunction with the accompanying drawings in the mode of embodiment below, but to the description of embodiment all is not restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
See also accompanying drawing, the utility model solar photovoltaic assembly comprises PET thin layer 1 with insulating back panel, the one PVDF material layer 3 and the 2nd PVDF material layer 4, PET in the described PET thin layer 1 is meant PETG, PVDF in a described PVDF material layer 3 and the 2nd PVDF material layer 4 is meant polyvinylidene fluoride, the one PVDF material layer 3 and the 2nd PVDF material layer 4 lay respectively at PET thin layer 1 on, on the following table plane, and and bonding and structure is an one between the PET thin layer 1 by glue layer 2, the glue in the described glue layer 2 is polyurethane adhesive.
By the compound solar photovoltaic assembly insulating back panel that constitutes of dry type, its finished product form is membranaceous for volume by above-mentioned multilayer material for the utility model.To roll up membranaceous insulating back panel in use launches, be cut into the sheet identical, then insulating back panel be placed on the below of solar battery sheet and make up with solar energy glass, PUR (EVA) and aluminium frame and constitute solar photovoltaic assembly with the solar battery sheet size specification.
Above-mentioned solar photovoltaic assembly is owing to increased insulating back panel; power supply after the solar battery sheet work has been carried out insulation protection, the potential safety hazard of solar photovoltaic assembly is reduced greatly, used more reliable; prolonged the life-span of solar facilities simultaneously, can reach more than 25 years its service life.
Claims (4)
1, a kind of solar photovoltaic assembly insulating back panel, it is characterized in that it comprises PET thin layer (1), a PVDF material layer (3) and the 2nd PVDF material layer (4), a described PVDF material layer (3) and the 2nd PVDF material layer (4) lay respectively on the upper and lower table plane of PET thin layer (1), and and PET thin layer (1) between be combined as a whole by glue layer (2).
2, solar photovoltaic assembly insulating back panel according to claim 1 is characterized in that the PET in the described PET thin layer (1) is meant PETG.
3, solar photovoltaic assembly insulating back panel according to claim 1 is characterized in that the PVDF in a described PVDF material layer (3) and the 2nd PVDF material layer (4) is meant polyvinylidene fluoride.
4, solar photovoltaic assembly insulating back panel according to claim 1 is characterized in that the glue in the described glue layer (2) is polyurethane adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920040423 CN201387885Y (en) | 2009-04-22 | 2009-04-22 | Insulated backplane for solar photovoltaic components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920040423 CN201387885Y (en) | 2009-04-22 | 2009-04-22 | Insulated backplane for solar photovoltaic components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201387885Y true CN201387885Y (en) | 2010-01-20 |
Family
ID=41580426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920040423 Expired - Fee Related CN201387885Y (en) | 2009-04-22 | 2009-04-22 | Insulated backplane for solar photovoltaic components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201387885Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992572A (en) * | 2010-09-02 | 2011-03-30 | 常熟市冠日新材料有限公司 | Insulating back plate for solar photovoltaic component |
| CN102001208A (en) * | 2010-09-02 | 2011-04-06 | 常熟市冠日新材料有限公司 | Insulating back panel for solar photovoltaic assembly |
| CN102315302A (en) * | 2011-09-22 | 2012-01-11 | 苏州幸福新能源科技有限责任公司 | Insulating back plate for solar photovoltaic cell |
| CN102867868A (en) * | 2011-07-07 | 2013-01-09 | 昆山雅森电子材料科技有限公司 | Solar cell back plate structure |
| CN104319302A (en) * | 2014-09-29 | 2015-01-28 | 常州回天新材料有限公司 | Solar energy photovoltaic backplane film manufacturing process |
| CN104465886A (en) * | 2014-12-26 | 2015-03-25 | 苏州幸福新能源科技有限责任公司 | Production process for KPK structure double-face compounding backboard |
| CN112786724A (en) * | 2021-01-07 | 2021-05-11 | 浙江歌瑞新材料有限公司 | Transparent photovoltaic backboard with high weather resistance and low water vapor transmittance |
-
2009
- 2009-04-22 CN CN 200920040423 patent/CN201387885Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992572A (en) * | 2010-09-02 | 2011-03-30 | 常熟市冠日新材料有限公司 | Insulating back plate for solar photovoltaic component |
| CN102001208A (en) * | 2010-09-02 | 2011-04-06 | 常熟市冠日新材料有限公司 | Insulating back panel for solar photovoltaic assembly |
| CN102867868A (en) * | 2011-07-07 | 2013-01-09 | 昆山雅森电子材料科技有限公司 | Solar cell back plate structure |
| CN102867868B (en) * | 2011-07-07 | 2015-07-22 | 昆山雅森电子材料科技有限公司 | Solar cell back plate structure |
| CN102315302A (en) * | 2011-09-22 | 2012-01-11 | 苏州幸福新能源科技有限责任公司 | Insulating back plate for solar photovoltaic cell |
| CN104319302A (en) * | 2014-09-29 | 2015-01-28 | 常州回天新材料有限公司 | Solar energy photovoltaic backplane film manufacturing process |
| CN104465886A (en) * | 2014-12-26 | 2015-03-25 | 苏州幸福新能源科技有限责任公司 | Production process for KPK structure double-face compounding backboard |
| CN112786724A (en) * | 2021-01-07 | 2021-05-11 | 浙江歌瑞新材料有限公司 | Transparent photovoltaic backboard with high weather resistance and low water vapor transmittance |
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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: 20100120 Termination date: 20170422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |