CN215496750U - Photovoltaic glass panel and photovoltaic cell assembly - Google Patents
Photovoltaic glass panel and photovoltaic cell assembly Download PDFInfo
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- CN215496750U CN215496750U CN202121694429.7U CN202121694429U CN215496750U CN 215496750 U CN215496750 U CN 215496750U CN 202121694429 U CN202121694429 U CN 202121694429U CN 215496750 U CN215496750 U CN 215496750U
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- glass panel
- photovoltaic glass
- photovoltaic
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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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Abstract
The utility model provides a photovoltaic glass panel and a photovoltaic cell assembly. The photovoltaic glass panel is provided with hollowed-out patterns, and the hollowed-out patterns comprise hollowed-out areas and pattern areas. The hollow areas are a plurality of round, oval, polygonal or irregular figures which are uniformly or non-uniformly distributed on the surface of the photovoltaic glass panel; the material of the pattern area comprises a reflection reducing film material or a reflection reducing film layer is arranged on part or all of the pattern area. So set up, solar wafer sees through the fretwork region with the pattern region constitutes pattern structures such as similar stone grain jointly, in order to give photovoltaic glass panel high light transmittance and pleasing to the eye degree. The whole structure and the forming process are simple, are limited to large-scale manufacture and application, and provide an effective way for the application of the photovoltaic cell assembly in the fields of roofs, curtain walls, floors and the like.
Description
Technical Field
The utility model relates to the technical field of solar photovoltaics, in particular to a photovoltaic glass panel and a photovoltaic cell module.
Background
Photovoltaic glass, also known as "photovoltaic glass", is a special glass that presses in a solar photovoltaic module, can generate electricity by solar radiation, and has a relevant current extraction device and a cable. The solar cell film mainly comprises glass, a solar cell piece, a film, back glass, a special metal wire and the like. Photovoltaic glass is the most novel high-tech glass product for buildings, and can bear wind pressure and large day and night temperature difference change. The solar energy power generation system has the advantages of attractive appearance, controllable light transmission, energy-saving power generation, no need of fuel, no waste gas, no waste heat, no waste slag, no noise pollution and the like, and can be applied to solar intelligent windows, solar pavilions, photovoltaic glass building ceilings, photovoltaic glass curtain walls and the like.
The photovoltaic glass comprises two major types, namely crystalline silicon photovoltaic glass and thin film photovoltaic glass, wherein the crystalline silicon solar photovoltaic cell is the mainstream of the market. The traditional structure of the silicon crystal solar photovoltaic cell comprises photovoltaic glass, a photovoltaic adhesive film, a monocrystalline silicon or polycrystalline silicon solar cell piece, the photovoltaic adhesive film and a photovoltaic back plate from outside to inside, and is fixed by an aluminum alloy frame. Because the monocrystalline silicon or polycrystalline silicon solar cell is dark blue or black, the silicon solar photovoltaic cell is also dark through the transparent glass panel; the appearance of the blue-black or black silicon crystal solar photovoltaic cell is extremely inconsistent with the surrounding environment, only has a power generation function, cannot meet the aesthetic requirements of people on the environment, and limits the market popularization of the distributed silicon crystal solar roof and curtain wall.
The light transmittance of the glass can be obviously reduced by simply printing patterns on the surface of the glass. In the prior art, an antireflection film layer is additionally arranged on a photovoltaic glass panel, or pits are formed on the surface of glass to reduce reflection, or holes are punched on a printed pattern to increase light transmittance. However, the methods also have the problems that the beauty degree and the light transmittance are difficult to synchronously ensure, or the manufacturing process is complex, and the like, so that the large-scale application of the photovoltaic glass is limited.
In view of the above, there is a need for an improved photovoltaic glass panel and photovoltaic cell assembly to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a photovoltaic glass panel and a photovoltaic cell assembly. This photovoltaic glass panel is through at glass surface printing fretwork pattern to the distribution of the fretwork region and the pattern region of fretwork pattern designs, thereby makes it can with solar wafer perfect adaptation, constitutes pattern structures such as stone line, in order to give the high luminousness of photovoltaic glass panel and pleasing to the eye degree.
In order to achieve the purpose of the utility model, the utility model provides a photovoltaic glass panel, the photovoltaic glass panel is provided with a hollowed-out pattern, the hollowed-out pattern comprises a hollowed-out area and a pattern area, and a solar cell piece penetrates through the hollowed-out area and the pattern area to form a pattern structure, so that the photovoltaic glass panel is endowed with high light transmittance and attractive appearance.
As a further improvement of the utility model, the hollowed-out area is a plurality of circular, oval, polygonal or irregular figures which are uniformly or non-uniformly distributed on the surface of the photovoltaic glass panel.
As a further development of the utility model, the total occupied area of the hollowed-out area on the photovoltaic glass panel is between 1% and 99%.
As a further improvement of the utility model, the average diameter of the single hollowed-out area is 0.1-20 mm; the distance between two adjacent hollow areas is 0.1-20 mm.
As a further improvement of the utility model, the thickness of the photovoltaic glass panel is 0.1mm-12 mm.
As a further improvement of the utility model, the photovoltaic glass panel is a drawing flat glass, a flat drawing flat glass or a float glass, a hot-rolled glass.
As a further improvement of the present invention, the photovoltaic glass panel is ultra-white glass or colored glass.
As a further improvement of the utility model, the material of the pattern area comprises a reflection reducing film material or a reflection reducing film layer is arranged on part or all of the pattern area.
As a further improvement of the utility model, the anti-reflection film layer is one or more of a porous silicon dioxide anti-reflection film, a silicon nitride anti-reflection film, a titanium dioxide anti-reflection film or a zirconium oxide anti-reflection film.
In order to achieve the above object of the present invention, the present invention further provides a photovoltaic cell module, which includes a front plate, a front encapsulation layer, a cell layer, a rear encapsulation layer and a rear plate, wherein the front plate is the photovoltaic glass panel described above, and the cell layer forms a pattern structure through the hollow region and the pattern region.
The utility model has the beneficial effects that:
1. according to the photovoltaic glass panel, the hollowed-out patterns are printed on the surface of the glass, and the distribution of the hollowed-out areas and the pattern areas of the hollowed-out patterns is designed, so that the hollowed-out patterns can be perfectly combined with the solar cell to form a pattern structure similar to stone patterns and the like, the high light transmittance of the photovoltaic glass panel is guaranteed, the patterns of the surface decoration glass are skillfully combined with the color of the solar cell, the attractiveness is improved, and an effective way is provided for the application of a photovoltaic cell assembly in the fields of roofs, curtain walls and the like.
2. The photovoltaic glass panel provided by the utility model can be used for attaching the hollow patterns to the glass surface layer according to the pre-designed effects of stone grain prevention, natural texture and the like through the processes of silk screen printing, transfer printing, spraying, printing and the like. Preferably, the material of the pattern region may adopt ink containing antireflection film material, or an antireflection film layer may be provided in a part or all of the pattern region, for example, an antireflection film layer such as titanium dioxide or zirconium oxide may be self-colored, thereby forming the pattern region. So set up, will subtract anti-membrane and pattern area and combine together to realize improving the purpose of pleasing to the eye degree and light transmissivity simultaneously, kill two birds with one stone, and forming process is simple, is convenient for make on a large scale and use.
Drawings
FIG. 1 is a schematic structural view of a photovoltaic cell assembly according to the present invention;
FIG. 2 is a schematic structural view of a shape of a hollow-out area of a photovoltaic glass panel according to the present invention;
FIG. 3 is a schematic diagram of a distribution structure of hollow patterns of the photovoltaic glass panel according to the present invention;
FIG. 4 is a schematic view of another distribution structure of the hollow pattern of the photovoltaic glass panel according to the present invention;
FIG. 5 is a schematic view of a distribution structure of a further hollow pattern of the photovoltaic glass panel according to the present invention;
fig. 6 is a schematic view of a texture structure such as stone grains formed by the photovoltaic glass panel and the solar cell of the utility model.
Reference numerals
10-a front plate; 11-a pattern area; 12-a hollowed-out area; 20-front encapsulation layer; 30-a battery layer; 40-rear package layer; 50-back plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in detail below with reference to specific embodiments.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme of the present invention are shown in the specific embodiments, and other details not closely related to the present invention are omitted.
In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1, a photovoltaic glass panel according to the present invention is used in a photovoltaic cell assembly. Generally, a photovoltaic cell module is composed of a front plate 10, a front packaging layer 20 (packaging adhesive film), a cell layer 30 (solar cell), a rear packaging layer 40 (packaging adhesive film) and a rear plate 50 (back plate glass or film material), wherein the front plate 10 is a photovoltaic glass panel (decorative glass) of the photovoltaic cell module, and is used for improving the appearance attractiveness of the photovoltaic cell module and ensuring sunlight to penetrate through the photovoltaic cell module, so that the photovoltaic conversion efficiency is improved. The solar photovoltaic glass panel is a part of a component which is made by taking glass as a substrate and then coating the front surface or the back surface of the glass substrate and has the effects of pure color and semi-permeability or imitating natural stone, wood grain, cement and the like.
Referring to fig. 2-6, the photovoltaic glass panel of the utility model is provided with a hollow pattern, the hollow pattern includes a hollow area 12 and a pattern area 11, and the solar cell passes through the hollow area 12 and the pattern area 11 to form a pattern structure similar to a stone pattern and the like (as shown in fig. 6, a black part in the figure is a color displayed by the solar cell passing through the hollow area, and other textures are colors of the pattern area 11). So set up, both guaranteed the high luminousness of photovoltaic glass panel, combine the texture of glass and the colour of solar wafer are decorated to the surface again ingeniously, improve pleasing to the eye degree, be particularly useful for decorating the curtain.
Referring to fig. 2, the hollow areas 12 are a plurality of circular, elliptical, polygonal or irregular figures uniformly or non-uniformly distributed on the surface of the photovoltaic glass panel, X1Xn represents the hollowed-out area 12 of the different structural figures.
Please refer to fig. 3-5, which are schematic diagrams illustrating the distribution structures of several hollow patterns. FIG. 3 shows a regular distribution of single hollow patternIn the case of (1), X represents a circular hollow pattern of a certain radius; y represents a pattern area 11 formed by the pattern or the pure color surface on the panel; d2Represents the lateral spacing of two hollow patterns, d1Represents the longitudinal spacing; r represents the circular diameter of the hollow. Fig. 4 shows two different cases in which the hollow patterns are uniformly distributed, fig. 5 shows a hollow pattern composed of non-uniformly distributed texture structures, the occupied area of the hollow region 12 in the drawing is much larger than that of the pattern region 11, and after the solar cell module is assembled with the solar cell module, the blue or black color of the solar cell panel penetrates through the hollow region 12 and the line texture of the pattern region 11 to form a large-area structure such as a stone-like texture, and at this time, the light transmittance is also large.
The hollow pattern can be made by silk-screen printing, transfer printing, spraying, printing and other processes to obtain high-temperature ink glaze with acid resistance, and then sintering at 650-780 ℃ to melt the ink glaze on the surface of glass to form the decorative coating with acid resistance effect. The panel can obtain a target pattern through one-time printing, and can also be a superposed pattern formed by superposing a plurality of hollow patterns together at last. Wherein the order of the superimposition can be adjusted with the desired effect.
The total footprint of the hollowed-out region 12 on the photovoltaic glass panel is 1-99%, preferably 10-90%, more preferably 50-90%. The average diameter of each hollow area is 0.1-20mm, preferably 0.5-10mm, and more preferably 1-5 mm; the distance between two adjacent hollow areas is 0.1-20mm, preferably 0.5-10mm, and more preferably 1-5 mm. By designing the shapes and the distribution of the hollow-out area 12 and the pattern area 11, the average light transmittance of the photovoltaic glass panel in a 380-1100nm waveband can be more than 80%.
The thickness of the photovoltaic glass panel is 0.1mm-12 mm. The photovoltaic glass panel is plate glass by a drawing method, plate glass by a flat drawing method or float glass and hot-rolled glass. The photovoltaic glass panel is ultra-white glass, common glass or colored glass.
Specifically, the material of the pattern region 11 includes a reflection reducing film material or a reflection reducing film layer is provided in a part or all of the pattern region 11.
Wherein, the anti-reflection film layer is one or more of a porous silicon dioxide anti-reflection film, a silicon nitride anti-reflection film, a titanium dioxide anti-reflection film or a zirconium oxide anti-reflection film.
The material of the pattern area 11 including the anti-reflection film material means that when the hollow-out pattern is printed, printing ink containing the anti-reflection film material is used for printing, so that the pattern area 11 has an anti-reflection function, and two purposes are achieved.
The method for arranging the antireflection film layer in part or all of the pattern area 11 comprises the steps of preparing a nanoscale antireflection film layer on the pattern area 11 on the surface layer or the back surface of the photovoltaic glass panel in a rolling coating, spraying and other modes, and sintering at the temperature of 650-780 ℃ at high temperature to improve the light transmittance of the panel and further increase the photoelectric conversion efficiency.
In conclusion, according to the photovoltaic glass panel provided by the utility model, the hollowed-out patterns are printed on the surface of the glass, and the distribution of the hollowed-out regions 12 and the pattern regions 11 of the hollowed-out patterns is designed, so that the photovoltaic glass panel can be perfectly combined with the solar cell to form a pattern structure similar to granite, the high light transmittance of the photovoltaic glass panel is ensured, the textures of the surface decoration glass are skillfully combined with the colors of the solar cell, the attractiveness is improved, and an effective way is provided for the application of a photovoltaic cell component in the fields of roofs, curtain walls and the like. Preferably, the material of the pattern area 11 can adopt ink containing anti-reflection film materials, or an anti-reflection film layer is arranged on part or all of the area of the pattern area 11, so that the anti-reflection film and the pattern area 11 are integrated, and the purpose of improving the attractiveness and the light transmittance is achieved at the same time.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (9)
1. The photovoltaic glass panel is characterized in that hollow patterns are arranged on the photovoltaic glass panel and comprise hollow areas and pattern areas, and a solar cell piece penetrates through the hollow areas and the pattern areas to form a pattern structure;
the hollow areas are a plurality of circles, ellipses and polygons which are uniformly or non-uniformly distributed on the surface of the photovoltaic glass panel.
2. The photovoltaic glass panel of claim 1, wherein the hollowed-out area has a total footprint on the photovoltaic glass panel of 1% -99%.
3. The photovoltaic glass panel of claim 1, wherein the average diameter of individual ones of the hollowed-out regions is from 0.1 to 20 mm; the distance between two adjacent hollow areas is 0.1-20 mm.
4. The photovoltaic glass panel of claim 1, wherein the photovoltaic glass panel has a thickness of 0.1mm to 12 mm.
5. The photovoltaic glass panel of claim 1, wherein the photovoltaic glass panel is a drawn flat, flat or float, hot-rolled glass.
6. The photovoltaic glass panel according to claim 5, wherein the photovoltaic glass panel is ultra-white glass or colored glass.
7. The photovoltaic glass panel of any of claims 1-6, wherein the material of the patterned region comprises a antireflective film material or a antireflective film layer is disposed on part or all of the patterned region.
8. The photovoltaic glass panel of claim 7, wherein the antireflective film layer is one or more of a porous silica antireflective film, a silicon nitride antireflective film, a titanium dioxide antireflective film, or a zirconium oxide antireflective film.
9. A photovoltaic cell assembly, comprising a front plate, a front packaging layer, a cell layer, a back packaging layer and a back plate, wherein the front plate is the photovoltaic glass panel of any one of claims 1 to 8, and the cell layer and the pattern region form a pattern structure through the hollow-out region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694429.7U CN215496750U (en) | 2021-07-23 | 2021-07-23 | Photovoltaic glass panel and photovoltaic cell assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694429.7U CN215496750U (en) | 2021-07-23 | 2021-07-23 | Photovoltaic glass panel and photovoltaic cell assembly |
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| CN215496750U true CN215496750U (en) | 2022-01-11 |
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| CN202121694429.7U Active CN215496750U (en) | 2021-07-23 | 2021-07-23 | Photovoltaic glass panel and photovoltaic cell assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114573240A (en) * | 2022-02-24 | 2022-06-03 | 西安中易建科技有限公司 | Front plate glass, preparation method thereof, photovoltaic module and photovoltaic curtain wall |
| CN114864715A (en) * | 2022-04-19 | 2022-08-05 | 杭州玻美文化艺术有限公司 | High-light-transmission granite effect photovoltaic module and production method thereof |
-
2021
- 2021-07-23 CN CN202121694429.7U patent/CN215496750U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114573240A (en) * | 2022-02-24 | 2022-06-03 | 西安中易建科技有限公司 | Front plate glass, preparation method thereof, photovoltaic module and photovoltaic curtain wall |
| CN114573240B (en) * | 2022-02-24 | 2024-03-01 | 西安中易建科技有限公司 | Front plate glass, preparation method thereof, photovoltaic module and photovoltaic curtain wall |
| CN114864715A (en) * | 2022-04-19 | 2022-08-05 | 杭州玻美文化艺术有限公司 | High-light-transmission granite effect photovoltaic module and production method thereof |
| CN114864715B (en) * | 2022-04-19 | 2024-03-05 | 杭州玻美文化艺术有限公司 | High-light-transmission granite effect photovoltaic module and production method thereof |
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