CN208271920U - A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave - Google Patents
A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave Download PDFInfo
- Publication number
- CN208271920U CN208271920U CN201820722099.XU CN201820722099U CN208271920U CN 208271920 U CN208271920 U CN 208271920U CN 201820722099 U CN201820722099 U CN 201820722099U CN 208271920 U CN208271920 U CN 208271920U
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- China
- Prior art keywords
- solar battery
- sheet
- movable end
- double glass
- photovoltaic modulies
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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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- 239000011521 glass Substances 0.000 title claims abstract description 69
- 230000003667 anti-reflective effect Effects 0.000 title claims abstract description 18
- 239000006117 anti-reflective coating Substances 0.000 claims abstract description 28
- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000004806 packaging method and process Methods 0.000 claims abstract description 6
- 239000002985 plastic film Substances 0.000 claims abstract description 5
- 229920006255 plastic film Polymers 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000035515 penetration Effects 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001502050 Acis Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000019795 sodium metasilicate Nutrition 0.000 description 1
- GROMGGTZECPEKN-UHFFFAOYSA-N sodium metatitanate Chemical class [Na+].[Na+].[O-][Ti](=O)O[Ti](=O)O[Ti]([O-])=O GROMGGTZECPEKN-UHFFFAOYSA-N 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 239000005341 toughened glass Substances 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
- Y02E10/52—PV systems with concentrators
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave, belong to technical field of photovoltaic modules, double glass photovoltaic modulies successively include the first antireflective coating, preceding glass sheet, packaging plastic film layer, solar battery sheet, rear glass sheet and the second antireflective coating according to the incident sequence of light, welding is provided with below the solar battery sheet, the solar battery sheet tiles between preceding glass sheet and rear glass sheet and forms serial or parallel connection circuit by welding welding electrode.The technical solution passes through the design of the first antireflective coating and the second antireflective coating, pass through the anti-reflection antireflective film of long wave, the long wavelength's light penetration and transit dose of glass can be increased, be conducive to improve photovoltaic module energy conversion efficiency, and film surface tension is low, surface hydrophobicity and dust-proof effect can be played, so as to overcome in the prior art the defect that energy conversion efficiency is low, economic benefit is low, beneficial effect is significant.
Description
Technical field
The utility model relates to a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave, belong to photovoltaic module technology neck
Domain.
Background technique
Currently used photovoltaic double-glass assembly, after glass sheet, packaging adhesive film, cell piece, half tempered before ultrawhite tempering
Glass sheet is constituted.In common double glass photovoltaic modulies, foreboard glass air face has a composition of layer more based on silica
Hole plated film, thickness is about a quarter of visible wavelength, generally can be by 300~800nm wavelength for increasing the absorption of light
Light absorption be promoted to about 93% by about 91%.But there are still about 7% energy not to be absorbed and used.In addition double glass
The common semi-tempered glass in the back side of component does not have anti-reflection anti-reflection function.Due to solar double-glass assemblies mounting means, back
The long wavelength part ratio that face can absorb light is higher, and glass performance and the laminated construction design of existing solar double-glass assemblies cannot be sufficiently sharp
The light injected with the back side, photoelectric conversion efficiency is low, and generated energy is few.Simultaneously because most component setting angles are fixed, by sunrise
Lighting angle afterwards in certain time and before sunset in certain time is big, and spectral wavelength is longer, and component longwave absorption ability is low,
The generated energy that will cause in the period is low.
Summary of the invention
To solve problems of the prior art, the utility model provides a kind of double glass photovoltaic modulies, by preceding
Compound first antireflective coating and compound second antireflective coating on rear glass sheet on glass sheet effectively improve long wavelength component absorption
Rate and and generated energy.Specific technical solution is as follows:
A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave, double glass photovoltaic modulies according to the incident sequence of light according to
Secondary includes the first antireflective coating, preceding glass sheet, packaging plastic film layer, solar battery sheet, rear glass sheet and the second antireflective coating, institute
It states and is provided with welding below solar battery sheet, the solar battery sheet tiles, simultaneously between preceding glass sheet and rear glass sheet
Serial or parallel connection circuit is formed by welding welding electrode, there is internal clearance, the sun between the solar battery sheet
There can be marginal gap between cell piece and double glass photovoltaic module edges, deviate from the one of solar battery sheet on the preceding glass sheet
Side is provided with refraction structure, and the setting of the refraction structure is located at, the refraction knot corresponding with internal clearance and marginal gap
Multiple prismatic protrusions are evenly distributed on structure.
As an improvement of the above technical solution, the side of solar battery sheet is provided with reflection on the rear glass sheet
Structure, the setting of the catoptric arrangement are located at corresponding with internal clearance and marginal gap.
As an improvement of the above technical solution, first antireflective coating with a thickness of 200nm~400nm, described second
Antireflective coating with a thickness of 300nm~500nm.
As an improvement of the above technical solution, it is fixedly installed bracket below double glass photovoltaic modulies, is carried on the back on the bracket
Side from double glass photovoltaic modulies is provided with the first movable end, the second movable end and third movable end, first movable end,
Pedestal is provided with below two movable ends and third movable end.
As an improvement of the above technical solution, the fixed frame for being connected to third movable end is provided on the pedestal, it is described
It is additionally provided with cylinder on pedestal, is connected with catch bar and adjustable shelf, separate catch bar on the adjustable shelf on the cylinder in turn
Side connect respectively with the first movable end and the second movable end.
The utility model passes through the design of the first antireflective coating and the second antireflective coating, can play dust-proof and reduction surface
The effect of tension, and film surface hydrophobicity is good, and by the anti-reflection antireflective film of long wave, the long wavelength's light that can increase glass is saturating
Rate and transit dose are crossed, is conducive to improve photovoltaic module energy conversion efficiency, and refraction structure can increase directive solar-electricity
The light quantity and light intensity of pond piece improve component generating efficiency, and so as to overcome in the prior art, energy conversion efficiency is low, economic effect
The low defect of benefit, beneficial effect are significant.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave of the utility model.
Fig. 2 is the structural schematic diagram of refraction structure in the utility model.
A kind of mounting structure schematic diagram of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave of Fig. 3 the utility model.
Specific embodiment
As shown in Figure 1 and Figure 2, the utility model provides a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave, should
Double glass photovoltaic modulies successively include the first antireflective coating 10, preceding glass sheet 20, packaging plastic film layer 30, too according to the incident sequence of light
It is positive can cell piece 40, rear glass sheet 50 and the second antireflective coating 60, be provided with welding 41, solar energy below solar battery sheet 40
Cell piece 40 tiles between preceding glass sheet 20 and rear glass sheet 50, passes through 41 welding electrode of welding between solar battery sheet 40
Serial or parallel connection circuit is formed, there is internal clearance 31, solar battery sheet 40 and module edge between solar battery sheet 40
Between there is marginal gap 32, the side on preceding glass sheet 20 away from solar battery sheet 40 is provided with refraction structure 70, reflects
The setting of structure 70 be located at it is corresponding with internal clearance 31 and marginal gap 32, multiple prismatic are evenly distributed on refraction structure 70
Protrusion 71.
In above scheme, the first antireflective coating 10 and the second antireflective coating 60 can be the anti-reflection antireflective film of long wave, the long wave
Anti-reflection antireflective film by by the coating liquid comprising silica or titanium dioxide granule in 50 table of preceding glass sheet 20 and rear glass sheet
Drying is made after face passes through even spread.Wherein the coating liquid of silica or titanium dioxide granule may include micro-nano size
Silica or titanium dioxide granule disperse in esters of silicon acis, sodium metasilicate or titanate esters.The thickness of first antireflective coating 10
It can arbitrarily be selected in the range of 200nm~400nm, the thickness of the second antireflective coating 60 can be in the model of 300nm~500nm
Enclose interior any selection.First antireflective coating 10 and the second antireflective coating 60 can play the role of reducing surface tension, and film
Layer surface is dust-proof and hydrophobicity is good, by the anti-reflection antireflective film of long wave, can increase the long wavelength's light penetration and transmission of glass
Amount is conducive to improve photovoltaic module energy conversion efficiency, and so as to overcome in the prior art, energy conversion efficiency is low, economic effect
The low defect of benefit.
Packaging plastic film layer 30 coats solar battery sheet 40, and conductive weldering is connected with below solar battery sheet 40
Band 41 by welding 41 by 40 serial or parallel connection of solar battery sheet at battery pack, and then carries out electric energy storage to battery, and
Electric energy is inputted in power grid by inverter afterwards.It is found in actual use, double glass photovoltaic modulies use transparent glass due to two sides
Structure can not be irradiated on solar battery sheet 40 across the light of internal clearance 31 and marginal gap 32, in order to by the position
Sunlight also use, one layer of refraction structure 70 can be pasted in the air surface of preceding glass sheet 20, refraction structure 70 is set
Setting in corresponding with internal clearance 31 and marginal gap 32, it is evenly distributed with multiple prismatic protrusions 71 on refraction structure 70, leads to
The angle that prismatic protrusion 71 will change light is crossed, is irradiated to it on solar battery sheet 40.First antireflective coating 10 and refraction
There is no restriction for space structure relationship between structure 70, and can be coated on preceding glass sheet 20 after first antireflective coating 10 again will folding
It penetrates structure 70 to fit on the first antireflective coating 10, be coated the after refraction structure 70 can also being first bonded on preceding glass sheet 20
One antireflective coating 10.
Further, the side on rear glass sheet 50 away from solar battery sheet 40 is provided with catoptric arrangement 72, reflection knot
The setting of structure 72 is located at corresponding with internal clearance 31 and marginal gap 32.Catoptric arrangement 72 can be by internal clearance 31 and edge
The light that gap 32 penetrates reflects back into component, increases the probability that light is contacted with solar battery sheet 40, to improve list
The absorption efficiency of position area solar energy.Refraction structure 70 and catoptric arrangement 72 can use film layer structure or flexible plastic material
Matter.
Further, as shown in figure 3, being fixedly installed bracket 80 below double glass photovoltaic modulies, away from double on bracket 80
The side of glass photovoltaic module is provided with the first movable end 81, the second movable end 82 and third movable end 83, the first movable end 81,
Pedestal 90 is provided with below two movable ends 82 and third movable end 83.80 slant setting of bracket when use, by solar battery sheet
Solar power generation can be realized towards the sun in side where 40.
It is provided with the fixed frame 94 for being connected to third movable end 83 on pedestal 90, is additionally provided with cylinder 91, gas on pedestal 90
It is connected with catch bar 92 and adjustable shelf 93 on cylinder 91 in turn, the side far from catch bar 92 is movable with first respectively on adjustable shelf 93
End 81 and the second movable end 82 connect.Since traditional photovoltaic module is using being fixedly connected, it is installed rear photovoltaic module
Adjustment is followed for lighting angle, the lighting angle especially after sunrise in certain time and before sunset in certain time
Greatly, therefore the preferred embodiment provides a kind of photovoltaic module of variable-angle, when needing to adjust the angle is pushed by cylinder 91
Catch bar 92 is rotatablely connected between catch bar 92 and adjustable shelf 93, and it is living that adjustable shelf 93 draws first under the promotion of catch bar 92
Moved end 81 and the second movable end 82 rotate bracket 80 around third movable end 83, follow lighting angle to adjust to realize.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (5)
1. a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave, which is characterized in that double glass photovoltaic modulies are according to light
Incident sequence successively includes the first antireflective coating, preceding glass sheet, packaging plastic film layer, solar battery sheet, rear glass sheet and second
Antireflective coating, the solar battery sheet lower section are provided with welding, and the solar battery sheet is in preceding glass sheet and rear glass sheet
Between tile and serial or parallel connection circuit formed by welding welding electrode, have between the solar battery sheet between inside
Gap has marginal gap, deviates from the sun on the preceding glass sheet between the solar battery sheet and double glass photovoltaic module edges
The side of energy cell piece is provided with refraction structure, and the setting of the refraction structure is located at opposite with internal clearance and marginal gap
It answers, multiple prismatic protrusions is evenly distributed on the refraction structure.
2. a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave as described in claim 1, which is characterized in that after described
Side on glass sheet away from solar battery sheet is provided with catoptric arrangement, and the setting of the catoptric arrangement is located at and internal clearance
It is corresponding with marginal gap.
3. a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave as claimed in claim 2, which is characterized in that described the
One antireflective coating with a thickness of 200nm~400nm, second antireflective coating with a thickness of 300nm~500nm.
4. a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave as described in claim 1, which is characterized in that double glass
Be fixedly installed bracket below photovoltaic module, on the bracket away from the side of double glass photovoltaic modulies be provided with the first movable end,
Second movable end and third movable end, first movable end, the second movable end and third movable end lower section are provided with pedestal.
5. a kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave as claimed in claim 4, which is characterized in that the base
It is provided with the fixed frame for being connected to third movable end on seat, cylinder is additionally provided on the pedestal, is sequentially connected on the cylinder
There are catch bar and adjustable shelf, the side far from catch bar connects with the first movable end and the second movable end respectively on the adjustable shelf
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722099.XU CN208271920U (en) | 2018-05-15 | 2018-05-15 | A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722099.XU CN208271920U (en) | 2018-05-15 | 2018-05-15 | A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208271920U true CN208271920U (en) | 2018-12-21 |
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|---|---|---|---|
| CN201820722099.XU Expired - Fee Related CN208271920U (en) | 2018-05-15 | 2018-05-15 | A kind of double glass photovoltaic modulies with the anti-reflection antireflective film of long wave |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509804A (en) * | 2018-12-26 | 2019-03-22 | 保定光为绿色能源科技有限公司 | A kind of two-sided solar double-glass assemblies improving back side power generation |
| CN110668705A (en) * | 2019-11-05 | 2020-01-10 | 河北小草新材料科技有限公司 | Glass coating liquid |
| CN113437172A (en) * | 2020-03-18 | 2021-09-24 | 凤阳硅谷智能有限公司 | Cover plate glass and photovoltaic module |
| CN113471320A (en) * | 2021-07-01 | 2021-10-01 | 常州时创能源股份有限公司 | Method for utilizing gap light of photovoltaic module |
| CN115566081A (en) * | 2022-11-11 | 2023-01-03 | 宁波长阳科技股份有限公司 | Photovoltaic module, preparation method thereof and solar cell |
-
2018
- 2018-05-15 CN CN201820722099.XU patent/CN208271920U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509804A (en) * | 2018-12-26 | 2019-03-22 | 保定光为绿色能源科技有限公司 | A kind of two-sided solar double-glass assemblies improving back side power generation |
| CN110668705A (en) * | 2019-11-05 | 2020-01-10 | 河北小草新材料科技有限公司 | Glass coating liquid |
| CN113437172A (en) * | 2020-03-18 | 2021-09-24 | 凤阳硅谷智能有限公司 | Cover plate glass and photovoltaic module |
| CN113471320A (en) * | 2021-07-01 | 2021-10-01 | 常州时创能源股份有限公司 | Method for utilizing gap light of photovoltaic module |
| CN115566081A (en) * | 2022-11-11 | 2023-01-03 | 宁波长阳科技股份有限公司 | Photovoltaic module, preparation method thereof and solar cell |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181221 Termination date: 20200515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |