CN206806341U - A kind of reflective photovoltaic module - Google Patents
A kind of reflective photovoltaic module Download PDFInfo
- Publication number
- CN206806341U CN206806341U CN201720205720.0U CN201720205720U CN206806341U CN 206806341 U CN206806341 U CN 206806341U CN 201720205720 U CN201720205720 U CN 201720205720U CN 206806341 U CN206806341 U CN 206806341U
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- adhesive film
- photovoltaic module
- film
- reflective
- cell piece
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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
- Y02E10/52—PV systems with concentrators
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- Photovoltaic Devices (AREA)
Abstract
This application discloses a kind of reflective photovoltaic module, including cover plate, front adhesive film layer, cell piece, rear adhesive film and the backboard set gradually, the rear adhesive film include upper adhesive film, reflexed light film and lower adhesive film.The utility model is by using the rear adhesive film for being provided with reflexed light film, cell piece surface is reflexed to the light for being irradiated in cell piece gap, the reflective of photovoltaic module gap is added, improves the power of photovoltaic module, and is laminated order and is no different with general components, improve photovoltaic component encapsulating efficiency, simultaneously as being provided with reflective coating, then ultraviolet light is reflected to before reaching backboard, destruction of the ultraviolet to backboard effectively is prevented, effectively extends the life-span of photovoltaic module.
Description
Technical field
Field of photovoltaic technology is the utility model is related to, more specifically to a kind of reflective photovoltaic module.
Background technology
Solar energy power generating refers to directly change luminous energy using the photovoltaic effect at crystal silicon semiconductor PN sections interface
For the technology of electric energy, photovoltaic module refers to multiple batteries series connection post package, then coordinates the TRT of power controller etc., group
Part carries out laminating packaging after typically being stacked gradually by the order of safety glass, front adhesive film layer, cell piece, rear adhesive film, backboard.Mesh
Before, gap area of the distance between the every battery lamella of solar components between 2-5mm, cell piece accounts for component entire area
10% or so.
At present, in existing photovoltaic module technology, the gap between general components cell piece is not utilized, the sun
When light injects component, mainly reflective by backboard generation diffusing reflection, the lifting for component power has little effect, and is sealed in component
Embedded reflexed light film, is layed in the gap on cell piece in dress, easily produces displacement difference and causes cell piece to be blocked, and
It is laminated difficulty to increase, increases the difficulty of component package, reduce stack efficiency.During general components long-term use, ultraviolet
Readily penetrate through glass EVA and reach backboard, backboard is easy to aging, brittle, makes photovoltaic module service life reduction.
Therefore, the utilization of photovoltaic module light how is improved, while reduces stacking difficulty, improves component package efficiency, is improved
The photovoltaic module life-span is that those skilled in the art are badly in need of technical problems to be solved.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of reflective photovoltaic module, improve photovoltaic module light and utilize,
Stacking difficulty is reduced simultaneously, improves component package efficiency, extends the photovoltaic module life-span.
To achieve the above object, the utility model provides following technical scheme：
A kind of reflective photovoltaic module, including cover plate, front adhesive film layer, cell piece, rear adhesive film and the backboard set gradually,
Adhesive film includes upper adhesive film, reflexed light film and lower adhesive film after described.
Preferably, in above-mentioned reflective photovoltaic module, the reflexed light film is the reflexed light film that surface distributed has projection.
Preferably, it is described raised for zigzag projection in above-mentioned reflective photovoltaic module.
Preferably, in above-mentioned reflective photovoltaic module, the zigzag is raised with the upper adhesive film or the lower glue
The angular range of film layer is 0~45 degree.
Preferably, in above-mentioned reflective photovoltaic module, the projection is hemispherical protuberances.
Preferably, in above-mentioned reflective photovoltaic module, the upper adhesive film or the lower adhesive film are EVA adhesive film, its
Thickness range is 0.2~0.3mm.
Preferably, in above-mentioned reflective photovoltaic module, the thickness range of the reflexed light film is 0.1~0.3mm.
It can be seen from the above technical proposal that a kind of reflective photovoltaic module provided by the utility model, including set successively
Cover plate, front adhesive film layer, cell piece, rear adhesive film and the backboard put, it is described after adhesive film include upper adhesive film, reflexed light film with
And lower adhesive film.The utility model is by using the rear adhesive film for being provided with reflexed light film, the light to being irradiated in cell piece gap
Line reflection adds the reflective of photovoltaic module gap to cell piece surface, improves the power of photovoltaic module, and be laminated order with
General components are no different, and improve photovoltaic component encapsulating efficiency, simultaneously as be provided with reflective coating, then ultraviolet light is to reaching
Reflected before backboard, effectively prevent destruction of the ultraviolet to backboard, effectively extend the life-span of photovoltaic module.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is a kind of rear adhesive film structural representation that the utility model embodiment provides；
Fig. 2 is a kind of photovoltaic module structure schematic diagram that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
A kind of referring to Fig. 1, rear adhesive film structural representation that Fig. 1, which is the utility model embodiment, to be provided；Fig. 2 is this reality
A kind of photovoltaic module structure schematic diagram provided with new embodiment.
In a kind of embodiment, there is provided a kind of reflective photovoltaic module, including cover plate 1, the preceding glue set gradually
Film layer 2, cell piece 3, rear adhesive film 4 and backboard 5, it is described after adhesive film 4 include upper adhesive film 41, reflexed light film 42 and under
Adhesive film 43.
Wherein, cover plate 1 can be safety glass, be not specifically limited, front adhesive film layer 2 can be EVA adhesive film layer or its
The adhesive film of its type, in protection domain.Cell piece 3 is evenly distributed, has gap between cell piece 3.Electricity will be arranged on
The rear adhesive film 4 at the back side of pond piece 3 is made as being provided with the composite bed of reflexed light film 42, and upper adhesive film 41 is used for viscous with cell piece 3
Knot, reflexed light film 42 are used to that photovoltaic module surface will to be incident to, and the light in the gap being especially incident between cell piece 3 is again
Reflex in cell piece 3, lower adhesive film 43 is used to be bonded with backboard 5, and rear adhesive film 4 is prepared as into upper adhesive film 41, anti-
The composite bed of light film layer 42 and lower adhesive film 43.The reflective of photovoltaic module gap is added, improves the power of photovoltaic module,
And stacking order is no different with general components, improves photovoltaic component encapsulating efficiency, simultaneously as reflective coating 4242 is provided with,
Then ultraviolet light is reflected to before reaching backboard 5, effectively prevents destruction of the ultraviolet to backboard 5, effectively extends photovoltaic group
The life-span of part.
On the basis of above-mentioned reflective photovoltaic module, the reflexed light film 42 is the reflexed light film that surface distributed has projection
42。
Wherein, in order to prepare conveniently, projection is all covered with the surface of film layer, forms the reflexed light film for being covered with and having projection
42, projection plays a part of reflection light, in order to save cost, can also be the corresponding position distribution in the gap of cell piece 3
Projection, in protection domain.
Further, it is described raised for zigzag projection.
Wherein, raised shape can be configured according to demand, and including but not limited to zigzag is raised, can also be half
Spherical shape, wave-like etc., in protection domain.
Further, in above-mentioned reflective photovoltaic module, in order to the zigzag it is raised with the upper adhesive film 41 or
The angular range of the lower adhesive film 43 is 0~45 degree.
Wherein, zigzag projection is taper, the side of taper and the angular range 0 of upper adhesive film 41 or lower adhesive film 43
~45 degree, in this angular range, there are more light to be incident in cell piece 3, improve light utilization, so as to improve
The power output of photovoltaic module.
Further, in above-mentioned reflective photovoltaic module, the projection is hemispherical protuberances.
Wherein, hemispherical projection can equally reflex to light on cell piece 3 so that cell piece 3 absorbs light, carries
High light utilization, so as to improve the power output of photovoltaic module.
On the basis of above-mentioned reflective photovoltaic module, the upper adhesive film 41 and/or the lower adhesive film 43 are EVA glue
Film, its thickness range are 0.2~0.3mm.
Wherein, EVA adhesive film is ethylene-vinyl acetate copolymer, the high grade of transparency, and high adhesion strength goes for various boundaries
Face, including glass, metal and plastics such as PET, upper adhesive film 41 and lower adhesive film 43 can be EVA adhesive film, upper adhesive film
41 either to descend adhesive film 43 can be EVA adhesive film or other types of glued membrane, in protection domain.
On the basis of above-mentioned reflective photovoltaic module, the thickness range of the reflexed light film 42 is 0.1~0.3mm.
It is pointed out that the thickness of reflexed light film 42 includes but is not limited to above range, set according to the actual requirements
It is fixed, in protection domain.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (7)
1. a kind of reflective photovoltaic module, including cover plate, front adhesive film layer, cell piece, rear adhesive film and the backboard set gradually, its
It is characterised by, the rear adhesive film includes upper adhesive film, reflexed light film and lower adhesive film.
2. reflective photovoltaic module as claimed in claim 1, it is characterised in that the reflexed light film is that surface distributed has projection
Reflexed light film.
3. reflective photovoltaic module as claimed in claim 2, it is characterised in that described raised for zigzag projection.
4. reflective photovoltaic module as claimed in claim 3, it is characterised in that the zigzag it is raised with the upper adhesive film or
The angular range of lower adhesive film is 0~45 degree described in person.
5. reflective photovoltaic module as claimed in claim 2, it is characterised in that the projection is hemispherical protuberances.
6. the reflective photovoltaic module as described in any one of claim 1 to 5, it is characterised in that the upper adhesive film and/or described
Lower adhesive film is EVA adhesive film, and its thickness range is 0.2~0.3mm.
7. reflective photovoltaic module as claimed in claim 6, it is characterised in that the thickness range of the reflexed light film is 0.1~
0.3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205720.0U CN206806341U (en) | 2017-03-03 | 2017-03-03 | A kind of reflective photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205720.0U CN206806341U (en) | 2017-03-03 | 2017-03-03 | A kind of reflective photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806341U true CN206806341U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720205720.0U Active CN206806341U (en) | 2017-03-03 | 2017-03-03 | A kind of reflective photovoltaic module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598202A (en) * | 2018-06-01 | 2018-09-28 | 晶科能源有限公司 | A kind of photovoltaic glued membrane and photovoltaic module |
| CN108831940A (en) * | 2018-06-13 | 2018-11-16 | 晶科能源科技（海宁）有限公司 | Improve the photovoltaic module and preparation method thereof of Reflecting backboard |
-
2017
- 2017-03-03 CN CN201720205720.0U patent/CN206806341U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598202A (en) * | 2018-06-01 | 2018-09-28 | 晶科能源有限公司 | A kind of photovoltaic glued membrane and photovoltaic module |
| CN108831940A (en) * | 2018-06-13 | 2018-11-16 | 晶科能源科技（海宁）有限公司 | Improve the photovoltaic module and preparation method thereof of Reflecting backboard |
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