CN203013758U - Light weight high efficiency photovoltaic assembly - Google Patents
Light weight high efficiency photovoltaic assembly Download PDFInfo
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- CN203013758U CN203013758U CN 201220675092 CN201220675092U CN203013758U CN 203013758 U CN203013758 U CN 203013758U CN 201220675092 CN201220675092 CN 201220675092 CN 201220675092 U CN201220675092 U CN 201220675092U CN 203013758 U CN203013758 U CN 203013758U
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- heavy duty
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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 discloses a light weight high efficiency photovoltaic assembly. The light weight high efficiency photovoltaic assembly comprises a first reflection reduction layer, a first high light transmission liquid silica gel layer, a cell, a second high light transmission liquid silica gel layer and a second reflection reduction layer which are laminated in order from up to down, wherein a peripheral edge portion of the light weight high efficiency photovoltaic assembly is provided with sealing rubber strips, the first reflection reduction layer and the second reflection reduction layer respectively contain an optical reflection reduction film, the optical reflection reduction film comprises a scratch resistance layer with a refractive index of 1.40, a first polymer layer with a refractive index of 1.45, a second polymer layer with a refractive index of 1.50, a third polymer layer with a refractive index of 1.59 and a surface processing layer (105) which are laminated in order from up to down. The light weight high efficiency photovoltaic assembly has advantages of light weight, high light absorption efficiency, high generating efficiency, easy preparation, low cost and long service life.
Description
Technical field
The utility model is particularly related to a kind of light weight heavy duty detergent photovoltaic module.
Background technology
See also Fig. 1, the conventional photovoltaic assembly generally includes with the toughened glass 2 of aluminium frame 1 fixing assembling, EVA layer 4, cell piece 8, TPT layer 6 etc., and wherein each cell piece 8 is also connected by interconnecting strip 3 grades and/or be in parallel, and is electrically connected to terminal box 7; Its preparation method comprises: after aforementioned layers of material is stacked gradually, at the temperature of 140 ℃ of left and right, in vacuum laminator lamination 10-20 minute, then frame up with aluminium frame 1, and with edge part with silica gel 5 sealings.Then this photovoltaic module has many deficiencies, for example:
(1) header board will use toughened glass, and the aluminium frame will be used in the side, and weight is very large;
(2) need to use at high temperature laminating packaging of heat molten type EVA glued membrane, can damage cell piece, cause generating efficiency to reduce;
What (3) use in this photovoltaic module is toughened glass, and its optical transmittance causes the generating efficiency of cell piece to be subject to larger restriction only in 90% left and right;
(4) this photovoltaic module is to absorb light by single face, and generating efficiency is low.
The utility model content
The purpose of this utility model is to provide a kind of light weight heavy duty detergent photovoltaic module, and it is lightweight, and efficiency of light absorption is high, and generating efficiency is high, and is easy to preparation, and is with low cost, long service life.
For realizing above-mentioned utility model purpose, the utility model has adopted following technical scheme:
A kind of light weight heavy duty detergent photovoltaic module, comprise the first anti-reflection layer, the first high light-transmissive fluid layer of silica gel, cell piece, the second high light-transmissive fluid layer of silica gel and the second anti-reflection layer that are cascading from top to bottom, and the surrounding edge of described light weight heavy duty detergent photovoltaic module is provided with sealing joint strip;
Wherein, described the first anti-reflection layer and the second anti-reflection layer all comprise the optics antireflective film.
As one of preferred version, described cell piece comprises the HIT cell piece.
As one of preferred version, described optics antireflective film comprises that the refractive index that is cascading from top to bottom is that 1.45～1.59 the first polymeric layer, refractive index are that 1.45～1.59 the second polymer layer and refractive index are 1.45～1.59 terpolymer layer.
Further, the refractive index of described the first polymeric layer, the second polymer layer and terpolymer layer is all different.
Preferably, the refractive index of the first polymeric layer to the terpolymer layer increases progressively successively.
As one of preferred version, described optics antireflective film comprises that the refractive index that is cascading from top to bottom is that 1.40 scratch-resistant layer, refractive index are that 1.45 the first polymeric layer, refractive index are that 1.50 the second polymer layer and refractive index are 1.59 terpolymer layer.
As one of preferred version, described terpolymer is stacked to be arranged on a surface-treated layer.
Compared with prior art, advantage of the present utility model comprises:
(1) use the polymer optics antireflective film of lighting to substitute traditional toughened glass, and need not to adopt the aluminium frame, the overall weight of light weight heavy duty detergent photovoltaic module is significantly reduced, be convenient to movement and assembling;
(2) use liquid silica gel material substitution heat molten type EVA, need not the high temperature lamination when assembling with cell piece, can be to the cell piece injury, and, the good anti-yellowing property and the light penetration that have because of liquid silica gel, make the performance of light weight heavy duty detergent photovoltaic module improve, in addition, the packaging efficiency of light weight heavy duty detergent photovoltaic module is greatly improved;
(3) have the optics antireflective film of high light line transmitance by employing, particularly the front and back at cell piece all adopts high anti-reflection optics antireflective film, can effectively improve the generating efficiency of cell piece.
Description of drawings
Fig. 1 is the structural representation of a kind of photovoltaic module in prior art;
Fig. 2 is the structural representation of a kind of light weight heavy duty detergent photovoltaic module in the utility model one preferred embodiment;
Fig. 3 is the structural representation of a kind of optics antireflective film in the utility model one preferred embodiment;
Description of reference numerals: aluminium frame 1, toughened glass 2, interconnecting strip 3, EVA layer 4, silica gel 5, TPT layer 6, terminal box 7, cell piece 8, high printing opacity lighting light weight heavy duty detergent photovoltaic module 10, the first anti-reflection layer 11, the first high light-transmissive fluid layer of silica gel 12, cell piece 13, the second high light-transmissive fluid layer of silica gel 14, the second anti-reflection layer 15, sealing joint strip 16, scratch-resistant layer 101, the first polymeric layer 102, the second polymer layer 103, terpolymer layer 104, surface-treated layer 105.
Embodiment
Below in conjunction with a preferred embodiment and accompanying drawing, the technical solution of the utility model is further described.
Consult Fig. 2, an aspect of the present embodiment relates to a kind of light weight heavy duty detergent photovoltaic module 10, comprise the first anti-reflection layer 11, the first high light-transmissive fluid layer of silica gel 12, cell piece 13, the second high light-transmissive fluid layer of silica gel 14, the second anti-reflection layer 15 that are cascading from top to bottom, and the surrounding edge of described light weight heavy duty detergent photovoltaic module 10 is provided with sealing joint strip 16, and described the first anti-reflection layer and the second anti-reflection layer all comprise following optics antireflective film.
Another aspect of the present embodiment relates to a kind of optics antireflective film, comprise that the refractive index that is cascading from top to bottom is that 1.45～1.59 the first polymeric layer, refractive index are that 1.45～1.59 the second polymer layer and refractive index are 1.45～1.59 terpolymer layer, and the refractive index of the first polymeric layer, the second polymer layer and terpolymer layer is all different.
Preferably, the refractive index of the first polymeric layer, the second polymer layer and terpolymer layer increases successively.
As one of preferred concrete scheme, consult Fig. 3, this optics antireflective film comprises that the refractive index that is cascading from top to bottom is that 1.40 scratch-resistant layer 101, refractive index are that 1.45 the first polymeric layer 102, refractive index are that 1.50 the second polymer layer 103, refractive index are 1.59 terpolymer layer 104 and surface-treated layer 105, and this surface-treated layer 105 helps to improve the adhesive property of this optics antireflective film and other element.
Further, the high printing opacity macromolecular material of suitable lightweight that aforementioned the first polymeric layer～the terpolymer layer can adopt this area to commonly use is made, as PMMA, PC material or its alloy material.
Aforementioned scratch-resistant layer can adopt high-abrasive material with high transmission rate that this area commonly uses etc. to make by techniques such as sputters, as AL
2O
3, SiO
2Deng metal oxide.
Aforesaid high light-transmissive fluid silica gel material can adopt commercially available various high light-transmissive fluid silica gel material, for example, the Dongguan City victory waffle work Co., Ltd bonding high transparent liquid silica gel of selectivity of producing, model that Shenzhen dragon attitude Electron Material Co., Ltd produces are the liquid silica gel of LT-6580A/B etc.
Aforesaid " high printing opacity " refers to light transmittance more than 94%, and reflecting rate is more than 90%.
The preparation method of this light weight heavy duty detergent photovoltaic module 10 comprises: after aforementioned layers of material is stacked gradually, then with sealing joint strip with its surrounding edge sealed package, obtain target product.
This light weight heavy duty detergent photovoltaic module is than the conventional photovoltaic assembly, and is not only simple in structure, lighter weight, and be easier to processing, cost is more cheap, and has better heat dispersion and generating efficiency and longer useful life.
Above preferred embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique is not in the situation that break away from spirit and scope of the present utility model, do various conversion or modification, all belonged to category of the present utility model.
Claims (2)
1. light weight heavy duty detergent photovoltaic module, it is characterized in that, it comprises the first anti-reflection layer, the first high light-transmissive fluid layer of silica gel, cell piece, the second high light-transmissive fluid layer of silica gel and the second anti-reflection layer that is cascading from top to bottom, and the surrounding edge of described light weight heavy duty detergent photovoltaic module is provided with sealing joint strip;
Wherein, described the first anti-reflection layer and the second anti-reflection layer all comprise the optics antireflective film.
2. light weight heavy duty detergent photovoltaic module according to claim 1, it is characterized in that, described optics antireflective film comprises that the refractive index that is cascading from top to bottom is that 1.45～1.59 the first polymeric layer, refractive index are that 1.45～1.59 the second polymer layer and refractive index are 1.45～1.59 terpolymer layer.
3. light weight heavy duty detergent photovoltaic module according to claim 2, it is characterized in that, described optics antireflective film comprises that the refractive index that is cascading from top to bottom is that 1.40 scratch-resistant layer, refractive index are that 1.45 the first polymeric layer, refractive index are that 1.50 the second polymer layer and refractive index are 1.59 terpolymer layer.
4. according to claim 2 or 3 described light weight heavy duty detergent photovoltaic modulies, is characterized in that, described terpolymer is stacked to be arranged on a surface-treated layer.
5. light weight heavy duty detergent photovoltaic module according to claim 1, is characterized in that, described cell piece comprises the HIT cell piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675092 CN203013758U (en) | 2012-12-10 | 2012-12-10 | Light weight high efficiency photovoltaic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675092 CN203013758U (en) | 2012-12-10 | 2012-12-10 | Light weight high efficiency photovoltaic assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203013758U true CN203013758U (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220675092 Expired - Fee Related CN203013758U (en) | 2012-12-10 | 2012-12-10 | Light weight high efficiency photovoltaic assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203013758U (en) |
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2012
- 2012-12-10 CN CN 201220675092 patent/CN203013758U/en not_active Expired - Fee Related
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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: 20130619 Termination date: 20181210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |