CN219419051U - Color photovoltaic assembly - Google Patents
Color photovoltaic assembly Download PDFInfo
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- CN219419051U CN219419051U CN202320918435.9U CN202320918435U CN219419051U CN 219419051 U CN219419051 U CN 219419051U CN 202320918435 U CN202320918435 U CN 202320918435U CN 219419051 U CN219419051 U CN 219419051U
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Abstract
The application relates to photovoltaic building integration field discloses a color photovoltaic assembly, include: the first colored glaze layer comprises a front light-transmitting plate, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate which are sequentially laminated from top to bottom; the first colored glaze layer is arranged on the light-facing surface of the front light-transmitting plate, and the light-facing surface is an uneven surface. The windward side of the front light-transmitting plate is the uneven surface, so that the reflection of solar rays on the windward side of the front light-transmitting plate can be reduced, the reflectivity of the color photovoltaic module is reduced, and the reflectivity of the color photovoltaic module can meet the requirements of the building industry. The first colored glaze layer is arranged on the light-receiving surface of the front light-transmitting plate, so that the appearance colors of the colored photovoltaic component and the building are more similar, and the attractiveness of the building is improved. And moreover, the uneven light-facing surface can be further provided with the reflecting surface of the front light-transmitting plate, and the first colored glaze layer is arranged on the light-facing surface, so that the effect of multi-angle color development balance is achieved.
Description
Technical Field
The application relates to the field of photovoltaic building integration, in particular to a color photovoltaic module.
Background
The photovoltaic building integrated (Building Integrated Photovoltaic, BIPV) technology is a technology for integrating a solar power generation product (photovoltaic component) onto a building, so that the building can prevent direct sunlight and rain erosion, the appearance effect of the building can not be affected, and the effect of perfect combination with the building is achieved.
To meet the needs of building diversification, color photovoltaic modules have been developed. In order to achieve a color effect, glazing is usually performed on the inner surface of the front glass of the photovoltaic module, which can lead to the increase of the emissivity of the photovoltaic module; moreover, the outer surface of the front plate glass is smooth, so that the reflection of the photovoltaic module is serious. The building industry requires that the reflectance of the photovoltaic module is <0.3, whereas the reflectance of the color photovoltaic module in the related art often cannot meet the requirement of < 0.3.
Therefore, how to solve the above technical problems should be of great interest to those skilled in the art.
Disclosure of Invention
The present application provides a color photovoltaic module to reduce the reflectivity of the color photovoltaic module and make it more similar to the appearance color of a building.
For solving the above technical problem, the present application provides a color photovoltaic module, including:
the first colored glaze layer comprises a front light-transmitting plate, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate which are sequentially laminated from top to bottom;
the first colored glaze layer is arranged on the light-facing surface of the front light-transmitting plate, and the light-facing surface is an uneven surface.
Optionally, in the color photovoltaic assembly, the back plate is a light-transmitting back plate.
Optionally, in the color photovoltaic module, the method further includes:
the second colored glaze layer is arranged on the inner surface of the backboard, and the second colored glaze layer is a dark colored glaze layer.
Optionally, in the color photovoltaic module, the method further includes:
and a third colored glaze layer arranged between the inner surface of the backboard and the second colored glaze layer.
Optionally, in the color photovoltaic assembly, the third color glaze layer is a patterned color glaze layer and is distributed in a local area of the inner surface of the back plate.
Optionally, in the color photovoltaic module, the front light-transmitting plate and the light-transmitting backboard are any one of the following:
ultra-white glass plate, plain-white glass plate, float glass plate, rolled glass plate and tempered glass plate.
Optionally, in the color photovoltaic assembly, the first color glaze layer is distributed on the entire light-facing surface.
Optionally, in the color photovoltaic assembly, the first color glaze layer is a patterned color glaze layer and is distributed in a local area of the light-facing surface.
Optionally, in the color photovoltaic assembly, the first adhesive film layer and the second adhesive film layer are any one of the following:
PVB rete, POE rete, EVA rete, SGP rete.
Optionally, in the color photovoltaic module, the method further includes:
and the protective layer is arranged on the outer surface of the first colored glaze layer.
The color photovoltaic assembly provided by the application comprises: the first colored glaze layer comprises a front light-transmitting plate, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate which are sequentially laminated from top to bottom; the first colored glaze layer is arranged on the light-facing surface of the front light-transmitting plate, and the light-facing surface is an uneven surface.
Therefore, the color photovoltaic module in the application comprises a first color glaze layer, a front light-transmitting plate, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate, wherein the first color glaze layer can enable the photovoltaic module to realize colorization requirements. The light-receiving surface of the front light-transmitting plate is an uneven surface, so that the reflection of solar rays on the light-receiving surface of the front light-transmitting plate can be reduced, the reflectivity of the color photovoltaic assembly is reduced, and the reflectivity of the color photovoltaic assembly meets the requirements of the building industry. The first colored glaze layer is arranged on the light-receiving surface of the front light-transmitting plate, namely on the outer surface of the front light-transmitting plate, so that the appearance color of the color photovoltaic assembly is more similar to that of a building, and the attractiveness of the building is improved. And moreover, the uneven light-facing surface can be further provided with the reflecting surface of the front light-transmitting plate, and the first colored glaze layer is arranged on the light-facing surface, so that the effect of multi-angle color development balance is achieved.
Drawings
For a clearer description of embodiments of the present application or of the prior art, the drawings that are used in the description of the embodiments or of the prior art will be briefly described, it being apparent that the drawings in the description that follow are only some embodiments of the present application, and that other drawings may be obtained from these drawings by a person of ordinary skill in the art without inventive effort.
Fig. 1 is a schematic structural diagram of a color photovoltaic assembly according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a color photovoltaic assembly according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a color photovoltaic assembly according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a color photovoltaic assembly according to an embodiment of the present disclosure;
FIG. 5 is a process flow diagram of a front light panel treatment provided in an embodiment of the present application;
in the figure, 1, a first color glaze layer, 2, a front light-transmitting plate, 3, a first adhesive film layer, 4, a battery piece layer, 5, a second adhesive film layer, 6, a back plate, 7, a second color glaze layer, 8, a third color glaze layer, 9 and a protective layer.
Detailed Description
In order to provide a better understanding of the present application, those skilled in the art will now make further details of the present application with reference to the drawings and detailed description. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
As described in the background section, glazing is currently typically performed on the inner surface of the front glass of the photovoltaic module, which may result in an increase in the emissivity of the photovoltaic module; moreover, the outer surface of the front plate glass is smooth, so that the reflection of the photovoltaic module is serious.
In view of this, the present application provides a color photovoltaic assembly, please refer to fig. 1, comprising:
a first colored glaze layer 1, which is formed by sequentially stacking a front light-transmitting plate 2, a first adhesive film layer 3, a battery piece layer 4, a second adhesive film layer 5 and a back plate 6 from top to bottom;
the first colored glaze layer 1 is arranged on the light-facing surface of the front light-transmitting plate 2, and the light-facing surface is an uneven surface.
It should be noted that the color photovoltaic module may also include junction boxes, module frames, and the like.
The light-receiving surface of the front light-transmitting plate 2, i.e., the surface facing the sun, receives the irradiation of solar rays. The light-receiving surface of the front light-transmitting plate 2 may be a regular uneven surface or an irregular uneven surface, which are all within the scope of the present application.
In order to enhance the light transmission effect of the front light-transmitting plate 2, the front light-transmitting plate 2 is a transparent substrate. As an embodiment, the front light-transmitting plate 2 is any one of the following:
ultra-white glass plate, plain-white glass plate, float glass plate, rolled glass plate and tempered glass plate.
The battery sheet layer 4 includes at least one battery sheet of a type including, but not limited to, a silicon material battery, a non-silicon material battery, such as a crystalline silicon battery, a thin film battery, and the like.
The color of the first colored glaze layer 1 can be set according to the needs, and the application is not particularly limited.
As an implementation manner, the first colored glaze layer 1 is distributed on the entire light-facing surface, that is, the entire light-facing surface of the front light-transmitting plate 2 is covered with the first colored glaze layer 1, and the first colored glaze layer 1 may be formed by full-tone printing on the light-facing surface. However, the present application is not particularly limited thereto, and as another possible implementation manner, the first colored glaze layer 1 is a patterned colored glaze layer, and is distributed in a local area of the light-receiving surface, that is, a part of the area on the light-receiving surface of the front light-transmitting plate 2 is covered with the first colored glaze layer 1, and the other areas are not covered with the first colored glaze layer 1 and are light-transmitting areas. The effect of adjusting the color brightness can be achieved by adjusting the proportion of the coverage area and the light transmission area of the first color glaze layer 1.
In order to promote the color development of the first colored glaze layer 1 and realize multi-angle color development balance, pearlescence powder particles with different particle diameters can be doped in the first colored glaze layer 1.
The first adhesive film layer 3 has an adhesive effect and plays a role in adhering the front light-transmitting plate 2 and the battery piece layer 4; the second adhesive film layer 5 has an adhesive effect and plays a role in adhering the battery sheet layer 4 and the back plate 6.
In this embodiment, the first adhesive film layer 3 and the second adhesive film layer 5 are not limited, as the case may be. For example, the first adhesive film layer 3 and the second adhesive film layer 5 are any one of the following:
PVB (polyvinyl butyral), polyvinyl butyral (POE) (Polyolefin elastomer ) film, EVA (ethylene-vinyl acetate copolymer, vinyl acetate copolymer) film, SGP (copolymer of ethylene and methacrylate) film.
The back sheet 6 may be a light transmissive back sheet, for example, including but not limited to any of a super white glass sheet, a plain white glass sheet, a float glass sheet, a rolled glass sheet, a tempered glass sheet. Alternatively, the back plate 6 may be an opaque back plate 6.
The color photovoltaic assembly in this embodiment can be used on the roof or wall of a building, etc.
The color photovoltaic module in this embodiment includes a first color glaze layer 1, a front light-transmitting plate 2, a first adhesive film layer 3, a battery sheet layer 4, a second adhesive film layer 5 and a back plate 6, where the first color glaze layer 1 can enable the photovoltaic module to realize colorization requirements. The light-receiving surface of the front light-transmitting plate 2 is an uneven surface, so that the reflection of solar rays on the light-receiving surface of the front light-transmitting plate 2 can be reduced, the reflectivity of the color photovoltaic module is reduced, and the reflectivity of the color photovoltaic module meets the requirements of the building industry. The first colored glaze layer 1 is arranged on the light-facing surface of the front light-transmitting plate 2, namely on the outer surface of the front light-transmitting plate 2, so that the appearance colors of the colored photovoltaic module and the building are more similar, and the attractiveness of the building is improved. Moreover, the uneven light-facing surface can be further provided with the reflecting surface of the front light-transmitting plate 2, and the first colored glaze layer 1 is arranged on the light-facing surface, so that the effect of multi-angle color development balance is achieved.
On the basis of the above embodiment, in one embodiment of the present application, when the back plate 6 is a light-transmitting back plate, as shown in fig. 2, the color photovoltaic assembly may further include:
and the second colored glaze layer 7 is arranged on the inner surface of the backboard 6, and the second colored glaze layer 7 is a dark colored glaze layer.
The inner surface of the back plate 6, i.e. the surface of the back surface facing the second adhesive film layer 5, can highlight the color effect of the first color glaze layer 1 by providing the inner surface of the back plate 6 with a dark second color glaze layer 7.
The dark colored glaze layer can be a black glaze layer, a gray glaze layer, a dark gray glaze layer and the like, and the color of the second colored glaze layer 7 is preferably a color system similar to the natural color of the battery piece so as to achieve the effect of color development consistency.
Referring to fig. 3, in an embodiment of the present application, based on the above embodiment, the color photovoltaic assembly may further include:
a third colored glaze layer 8 provided between the inner surface of the back plate 6 and the second colored glaze layer 7.
The color of the first colored glaze layer 1 can be set according to the needs, and the application is not particularly limited.
In this embodiment, the distribution of the third colored glaze layer 8 is not limited, and is optional. For example, the third colored glaze layer 8 is distributed on the entire inner surface of the back plate 6, that is, the entire inner surface of the back plate 6 is covered with the third colored glaze layer 8, and the third colored glaze layer 8 may be formed by full-screen printing on the inner surface of the back plate 6. Or, the third colored glaze layer 8 is a patterned colored glaze layer, and is distributed on a local area of the inner surface of the back plate 6, that is, a part of the area of the inner surface of the back plate 6 is covered with the third colored glaze layer 8, and other areas are not covered with the third colored glaze layer 8. The patterned colored glaze layer may be formed by patterned printing.
The second colored glaze layer 7 and the third colored glaze layer 8 on the inner surface of the back plate 6 can be formed in a multi-time overprinting manner, and then the effect that the colors of the front surface and the back surface of the color photovoltaic module are consistent can be achieved. In fig. 3, the third colored glaze layer 8 may be formed by dot matrix printing.
In this embodiment, the third colored glaze layer 8 is disposed on the inner surface of the back plate 6, so that the color photovoltaic module can meet the requirement of back colorization.
Referring to fig. 4, in one embodiment of the present application, on the basis of any one of the above embodiments, the color photovoltaic assembly may further include:
and the protective layer 9 is arranged on the outer surface of the first colored glaze layer 1.
The protective layer 9 can be a transparent ink layer, materials such as pearl powder are not added, the surface after sintering is relatively smooth, and the roughness is reduced.
The protective layer 9 can protect the first colored glaze layer 1 on the one hand, can reduce the problem of dust accumulation caused by surface roughness on the other hand, and can reduce the specular reflection effect of the front light-transmitting plate 2.
Referring to fig. 5, a specific process of the front transparent plate 2 in the color photovoltaic module of the present application will be described.
Step 1, roughening one surface of a front light-transmitting plate 2 to form an uneven surface, wherein the roughening treatment can be a chemical corrosion process, a physical sanding process and the like;
step 2, printing a colored glaze layer on the roughened surface of the front light-transmitting plate 2 to form a first colored glaze layer 1, wherein the printed pattern can be full-page printing or non-full-page pattern printing; pearlescent powder particles with different particle sizes can be added in the printing ink;
step 3, printing a layer of transparent ink on the surface of the first colored glaze layer 1 to serve as a protective layer 9;
and 4, performing high-temperature tempering treatment on the front light-transmitting plate 2 to achieve the effect of increasing the color adhesive force and the ageing resistance of the front light-transmitting plate.
In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, so that the same or similar parts between the embodiments are referred to each other.
The color photovoltaic module provided by the application is described above in detail. Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the methods of the present application and their core ideas. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.
Claims (10)
1. A color photovoltaic assembly, comprising:
the first colored glaze layer comprises a front light-transmitting plate, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate which are sequentially laminated from top to bottom;
the first colored glaze layer is arranged on the light-facing surface of the front light-transmitting plate, and the light-facing surface is an uneven surface.
2. The color photovoltaic assembly of claim 1, wherein the backsheet is a light transmissive backsheet.
3. The color photovoltaic assembly of claim 2, further comprising:
the second colored glaze layer is arranged on the inner surface of the backboard, and the second colored glaze layer is a dark colored glaze layer.
4. The color photovoltaic assembly of claim 3, further comprising:
and a third colored glaze layer arranged between the inner surface of the backboard and the second colored glaze layer.
5. The color photovoltaic assembly of claim 4, wherein the third colored glaze layer is a patterned colored glaze layer distributed over a localized area of the inner surface of the backsheet.
6. The color photovoltaic assembly of claim 2 wherein the front light transmissive plate and the light transmissive back plate are any of:
ultra-white glass plate, plain-white glass plate, float glass plate, rolled glass plate and tempered glass plate.
7. The color photovoltaic assembly of claim 1, wherein the first colored glaze layer is distributed over the entire light-facing surface.
8. The color photovoltaic assembly of claim 1, wherein the first colored glaze layer is a patterned colored glaze layer distributed over a localized area of the light-receiving surface.
9. The color photovoltaic assembly of claim 1, wherein the first and second film layers are any one of:
PVB rete, POE rete, EVA rete, SGP rete.
10. The color photovoltaic assembly of any of claims 1 to 9, further comprising:
and the protective layer is arranged on the outer surface of the first colored glaze layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918435.9U CN219419051U (en) | 2023-04-21 | 2023-04-21 | Color photovoltaic assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918435.9U CN219419051U (en) | 2023-04-21 | 2023-04-21 | Color photovoltaic assembly |
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| CN219419051U true CN219419051U (en) | 2023-07-25 |
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| CN202320918435.9U Active CN219419051U (en) | 2023-04-21 | 2023-04-21 | Color photovoltaic assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117038784A (en) * | 2023-08-01 | 2023-11-10 | 新源劲吾(北京)科技有限公司 | Efficient color photovoltaic manufacturing method |
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2023
- 2023-04-21 CN CN202320918435.9U patent/CN219419051U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117038784A (en) * | 2023-08-01 | 2023-11-10 | 新源劲吾(北京)科技有限公司 | Efficient color photovoltaic manufacturing method |
| CN117038784B (en) * | 2023-08-01 | 2024-02-02 | 新源劲吾(北京)科技有限公司 | Efficient color photovoltaic manufacturing method |
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