CN104465832A - Flat plate type photovoltaic module - Google Patents
Flat plate type photovoltaic module Download PDFInfo
- Publication number
- CN104465832A CN104465832A CN201410791766.6A CN201410791766A CN104465832A CN 104465832 A CN104465832 A CN 104465832A CN 201410791766 A CN201410791766 A CN 201410791766A CN 104465832 A CN104465832 A CN 104465832A
- Authority
- CN
- China
- Prior art keywords
- film layer
- glass
- adhesive film
- eva adhesive
- film
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims abstract description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims abstract description 10
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 239000005341 toughened glass Substances 0.000 claims abstract description 7
- 229920006267 polyester film Polymers 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 29
- 239000002313 adhesive film Substances 0.000 claims description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000003292 glue Substances 0.000 abstract 4
- 238000013329 compounding Methods 0.000 abstract 1
- 229910021419 crystalline silicon Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 230000003712 anti-aging effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a flat plate type photovoltaic module which comprises glass, a first EVA glue film layer, a solar cell module string, a second EVA glue film layer and a back film. The glass, the first EVA glue film layer, the solar cell module string, the second EVA glue film layer and the back film are stacked together from top to bottom in sequence, low-iron tempered glass is adopted as the glass, the solar cell module string is a monocrystalline silicon solar module string formed by single crystalline silicon solar cells in a single welding and series welding mode, a TPT film is adopted as the back film, and the TPT film is formed by compounding an inner PVF film, a middle polyester film and an outer PVF protection layer. In this way, the flat plate type photovoltaic module is high in photoelectric converting efficiency, has good weather fastness and ultraviolet light resisting and water preventing capacity, and meanwhile is simple in process and low in manufacturing cost.
Description
Technical field
The present invention relates to solar energy power generating apparatus field, particularly relate to a kind of Flat type photovoltaic assembly.
Background technology
Monomer solar cell directly can not do power supply and use, and making power supply must connect some cell series and parallels and tightly be packaged into assembly.Photovoltaic module (being also solar panel) is the core in solar power system, is also most important part in solar power system, and its effect converts solar energy into electrical energy, or is sent in storage battery and stores, or promotes loaded work piece.
Existing solar photovoltaic assembly type mainly contains monocrystalline silicon photovoltaic module, polysilicon, amorphous silicon and diversification.Wherein the photoelectric conversion efficiency of monocrystalline silicon photovoltaic module is about 15%, the highest reaches 24%, that in all kinds photovoltaic module, photoelectric conversion efficiency is the highest, but its packaging technology generally adopts epoxy encapsulation, cost of manufacture is very large, so that it can't extensively and at large be used in a large number.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of Flat type photovoltaic assembly, and electricity conversion is high, and has good weatherability, uvioresistant and waterproof ability, and technique is simple simultaneously, low cost of manufacture.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of Flat type photovoltaic assembly, comprise: stack gradually glass together from top to bottom, first EVA adhesive film layer, solar module string, second EVA adhesive film layer and notacoria, described glass adopts low iron toughened glass, described solar module string is the mono-crystalline silicon solar component string be made up through single weldering and series welding of monocrystaline silicon solar cell sheet, described notacoria adopts TPT film, its thickness is 0.1-0.5mm, described TPT film is by internal layer PVF film, middle polyester film and outer PVF protective layer three layers are composited.
In a preferred embodiment of the present invention, the area of described first EVA adhesive film layer is greater than the area of described glass, and the Edge Distance of the Edge Distance first EVA adhesive film layer of described glass is 3-5mm.
In a preferred embodiment of the present invention, the area of described second EVA adhesive film layer is greater than the area of described solar module string, and the Edge Distance of the Edge Distance second EVA adhesive film layer of described solar module string is 8-12mm.
The invention has the beneficial effects as follows: the present invention adopts laminating packaging technique to make by the TPT that the low iron toughened glass of high transmission rate, anti-aging EVA, high performance single crystal silicon solar battery assembly string and weatherability are excellent, electricity conversion is high, there is good weatherability, uvioresistant and waterproof ability, technique is simple simultaneously, low cost of manufacture.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
A kind of Flat type photovoltaic assembly, comprising: stack gradually glass together, the first EVA adhesive film layer, solar module string, the second EVA adhesive film layer and notacoria from top to bottom; Described glass adopts low iron toughened glass, has high transmission rate; Described solar module string is the mono-crystalline silicon solar component string be made up through single weldering and series welding of monocrystaline silicon solar cell sheet, has high electricity conversion; Described notacoria adopts TPT film; its thickness is 0.1-0.5mm; described TPT film is composited by internal layer PVF film, middle polyester film and outer PVF protective layer three layers; internal layer PVF film and EVA adhesive film layer caking property good; middle polyester film has good insulating properties; outer PVF film has good weatherability, uvioresistant and waterproof ability, can significantly improve the useful life of Flat type photovoltaic assembly.
Wherein, the area of described first EVA adhesive film layer is greater than the area of described glass, and the Edge Distance of the Edge Distance first EVA adhesive film layer of described glass is 3-5mm.
The area of described second EVA adhesive film layer is greater than the area of described solar module string, and the Edge Distance of the Edge Distance second EVA adhesive film layer of described solar module string is 8-12mm.
Described low iron toughened glass, the first EVA adhesive film layer, mono-crystalline silicon solar component string, the second EVA adhesive film layer and TPT film are laid successively, put into laminating machine, by vacuumizing, the air in assembly is extracted out, then heating makes the fusing of EVA adhesive film layer mono-crystalline silicon solar component string, glass and TPT film are bonded together, and finally cools i.e. obtained described Flat type photovoltaic assembly.
Present invention is disclosed a kind of Flat type photovoltaic assembly, laminating packaging technique is adopted to make by the TPT that the low iron toughened glass of high transmission rate, anti-aging EVA, high performance single crystal silicon solar battery assembly string and weatherability are excellent, electricity conversion is high, there is good weatherability, uvioresistant and waterproof ability, technique is simple simultaneously, low cost of manufacture.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. a Flat type photovoltaic assembly; it is characterized in that; comprise: stack gradually glass together, the first EVA adhesive film layer, solar module string, the second EVA adhesive film layer and notacoria from top to bottom; described glass adopts low iron toughened glass; described solar module string is the mono-crystalline silicon solar component string be made up through single weldering and series welding of monocrystaline silicon solar cell sheet; described notacoria adopts TPT film; its thickness is 0.1-0.5mm, and described TPT film is composited by internal layer PVF film, middle polyester film and outer PVF protective layer three layers.
2. Flat type photovoltaic assembly according to claim 1, is characterized in that, the area of described first EVA adhesive film layer is greater than the area of described glass, and the Edge Distance of the Edge Distance first EVA adhesive film layer of described glass is 3-5mm.
3. Flat type photovoltaic assembly according to claim 1, it is characterized in that, the area of described second EVA adhesive film layer is greater than the area of described solar module string, and the Edge Distance of the Edge Distance second EVA adhesive film layer of described solar module string is 8-12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410791766.6A CN104465832A (en) | 2014-12-19 | 2014-12-19 | Flat plate type photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410791766.6A CN104465832A (en) | 2014-12-19 | 2014-12-19 | Flat plate type photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104465832A true CN104465832A (en) | 2015-03-25 |
Family
ID=52911569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410791766.6A Pending CN104465832A (en) | 2014-12-19 | 2014-12-19 | Flat plate type photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104465832A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202103069U (en) * | 2011-05-26 | 2012-01-04 | 海南英利新能源有限公司 | Solar cell module |
| CN102842630A (en) * | 2011-06-26 | 2012-12-26 | 江苏顺大半导体发展有限公司 | Monocrystalline silicon solar cell module |
| WO2014146317A1 (en) * | 2013-03-22 | 2014-09-25 | 韩华新能源（启东）有限公司 | Novel photovoltaic module |
-
2014
- 2014-12-19 CN CN201410791766.6A patent/CN104465832A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202103069U (en) * | 2011-05-26 | 2012-01-04 | 海南英利新能源有限公司 | Solar cell module |
| CN102842630A (en) * | 2011-06-26 | 2012-12-26 | 江苏顺大半导体发展有限公司 | Monocrystalline silicon solar cell module |
| WO2014146317A1 (en) * | 2013-03-22 | 2014-09-25 | 韩华新能源（启东）有限公司 | Novel photovoltaic module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150325 |