CN219329264U - BIPV double-sided color photovoltaic module - Google Patents

Abstract

The utility model discloses a BIPV double-sided color photovoltaic module, which comprises front plate tempered glass, a battery piece and back plate tempered glass, wherein a first adhesive film is attached to the upper surface of the battery piece, a second adhesive film is attached to the lower surface of the battery piece, the front plate tempered glass is arranged on the upper surface of the first adhesive film, the back plate tempered glass is arranged on the lower surface of the second adhesive film, the photovoltaic module is provided with a double-sided power generation crystalline silicon battery piece, a first antireflection film and a second antireflection film are adopted on the front side and the back side to improve the light incidence rate, the double sides can be contacted with light, the power generation efficiency is fully improved, a first antireflection film and a second antireflection film are further arranged inside the photovoltaic module, the light reflection times of the light in the module is improved, the utilization rate of the light in the module is improved, the power generation amount is improved, the surfaces of an interconnection bar and a bus bar are coated with black coating, the color difference between the surfaces of the interconnection bar and the battery piece is reduced, the light is fully absorbed, and the whole photovoltaic module has higher power generation efficiency.

Description

BIPV double-sided color photovoltaic module

Technical Field

The utility model relates to the field of BIPV photovoltaic modules, in particular to a BIPV double-sided color photovoltaic module.

Background

The photovoltaic panel assembly is a power generation device which can generate direct current when being exposed to sunlight, and consists of a thin solid photovoltaic cell which is almost entirely made of semiconductor materials, the BIPV is a technology for integrating solar photovoltaic products onto a building, the external wall space of the building is fully utilized for generating power, the external glass wall of the building can be completely replaced by the photovoltaic assembly in some commercial buildings, compared with the photovoltaic assembly which is directly arranged on the roof, the area for receiving light is larger, and compared with glass decoration, the photovoltaic assembly can generate power while being attractive.

When the existing BIPV photovoltaic module uses front panel colored glass, the silver interconnection bars, bus bars, edges of main grid lines, auxiliary grid lines and battery division laser lines or mechanical scribing lines on the thin film battery on the crystalline silicon battery can generate obvious color differences with surrounding colors, so that the appearance of the BIPV color module is not matched with that of a building, in addition, the outer surface of the glass of the untreated front panel of the BIPV module causes light pollution outdoors, which is caused by the fact that the reflectivity of the surface is too high, and if the reflectivity is too high, fewer light rays are truly injected into the photovoltaic panel, the generating efficiency is lower, so that the problem of improving the light transmittance of the photovoltaic panel is solved, and the problems of light pollution, poor light transmittance and poor generating effect are solved.

Therefore, we propose a bip bifacial color photovoltaic module to solve the above problems.

Disclosure of Invention

The utility model aims to provide a BIPV double-sided color photovoltaic module, which solves the problems that the surface reflectivity of a photovoltaic panel provided in the background technology is high, light pollution is easy to cause, and meanwhile, the power generation efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a BIPV double-sided color photovoltaic assembly, includes front bezel toughened glass, battery piece and backplate toughened glass, the laminating of battery piece upper surface has first glued membrane, the laminating of battery piece lower surface has the second glued membrane, first glued membrane upper surface is provided with front bezel toughened glass, second glued membrane lower surface is provided with backplate toughened glass.

In a further embodiment, a first antireflection film is attached to one side, far away from the first adhesive film, of the front-plate tempered glass, a first color film layer and a first antireflection film are attached between the front-plate tempered glass and the first adhesive film, the first antireflection film is attached to the upper surface of the first adhesive film, and the first color film layer is attached to the lower surface of the first adhesive film.

In a further embodiment, a second antireflection film is attached to one side, far away from the second adhesive film, of the back plate toughened glass, a second color film layer and a second antireflection film are attached between the second adhesive film and the back plate toughened glass, a second antireflection film is attached to the bottom surface of the second adhesive film, and a second color film layer is attached to the top surface of the back plate toughened glass.

In a further embodiment, the front plate tempered glass material is super white tempered glass, the first color film layer material is made of silicon nitride, and the first reflection enhancing film material is made of silicon oxide.

In a further embodiment, the first adhesive film and the second adhesive film are PVB adhesive films, and the battery piece is a crystalline silicon battery.

In a further embodiment, an interconnection bar is connected between the battery pieces, a bus bar is arranged on one side, away from the battery pieces, of the interconnection bar, and black coatings are arranged on the upper side and the lower side of the bus bar.

Compared with the prior art, the utility model has the beneficial effects that:

this photovoltaic module has the crystalline silicon battery piece of two-sided electricity generation to all adopted first antireflection coating and second antireflection coating in positive and negative both sides and improved the incidence of light, and two-sided all can contact with light, fully improve the efficiency of electricity generation, and inside still being provided with first antireflection coating and second antireflection coating, improve the light reflection number of times of light in the subassembly, improve the utilization ratio of light in the subassembly, improved the generated energy, and this application still scribbles black coating with the surface of interconnection strip and busbar, reduce the colour difference with the battery piece, fully absorb light, whole photovoltaic module generating efficiency is higher, light has obtained make full use of, be fit for extensive popularization.

Drawings

FIG. 1 is a schematic side view of a BIPV bifacial color photovoltaic module.

In the figure: 1. front plate tempered glass; 101. a first antireflection film; 102. a first color film layer; 103. a first reflection enhancing film; 2. a first adhesive film; 3. a battery sheet; 301. an interconnecting strip; 302. a black coating; 303. a bus bar; 4. a second adhesive film; 5. tempered glass of the backboard; 501. a second antireflection film; 502. a second colored film layer; 503. and a second reflection enhancing film.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, in the present utility model, a bipacious color photovoltaic module of BIPV includes a front plate tempered glass 1, a battery piece 3 and a back plate tempered glass 5, a first adhesive film 2 is attached to the upper surface of the battery piece 3, a second adhesive film 4 is attached to the lower surface of the battery piece 3, the front plate tempered glass 1 is disposed on the upper surface of the first adhesive film 2, and the back plate tempered glass 5 is disposed on the lower surface of the second adhesive film 4.

Example 1

Referring to fig. 1, in the embodiment of the present utility model, a first antireflection film 101 is attached to a side of the front tempered glass 1 away from the first adhesive film 2, a first color film layer 102 and a first antireflection film 103 are attached between the front tempered glass 1 and the first adhesive film 2, the first antireflection film 103 is attached to an upper surface of the first adhesive film 2, the first color film layer 102 is attached to a lower surface of the first adhesive film 2, the first antireflection film 101 can improve light transmittance, reduce reflection and reduce light pollution, and the first antireflection film 103 can improve refractive index of light inside the assembly, so that light can be fully utilized.

The front plate tempered glass 1 is made of super-white tempered glass, the first color film layer 102 is made of silicon nitride, and the first reflection increasing film 103 is made of silicon oxide.

Example 2

Referring to fig. 1, the difference from embodiment 1 is that: the second antireflection film 501 is attached to one side, far away from the second adhesive film 4, of the back plate toughened glass 5, the second color film layer 502 and the second antireflection film 503 are attached between the second adhesive film 4 and the back plate toughened glass 5, the second antireflection film 503 is attached to the bottom surface of the second adhesive film 4, the second color film layer 502 is attached to the top surface of the back plate toughened glass 5, the second antireflection film 503 and the first antireflection film 101 are made of the same material and the same process, and the second color film layer 502 and the first color film layer 102 are made of the same material and the same process and are of the same color.

Example 3

Referring to fig. 1, the difference from embodiment 1 is that: the first adhesive film 2 and the second adhesive film 4 are made of PVB adhesive films, and the battery piece 3 is made of a crystalline silicon battery.

Be connected with interconnection strip 301 between the battery piece 3, one side that the battery piece 3 was kept away from to interconnection strip 301 is provided with busbar 303, the both sides is provided with black coating 302 about busbar 303, and black coating 302 can reduce light reflection is paintd to the upper and lower surface of interconnection strip 301 and busbar 303, and known black is the colour that can absorb light the most, can effectively avoid light reflection.

The working principle of the utility model is as follows:

the surfaces of the front plate tempered glass 1 and the back plate tempered glass 5 of the photovoltaic module are respectively provided with the first antireflection film 101 and the second antireflection film 501, so that the transmittance of incident light can be increased, a large amount of light reflection is avoided, and light pollution is reduced;

secondly, the front plate tempered glass 1 and the back plate tempered glass 5 adopted by the photovoltaic module can normally transmit light on the front side and the back side, so that both sides can generate power;

the first reflection enhancing film 103 and the second reflection enhancing film 503 are respectively adopted in the photovoltaic module, so that the reflection times of light in the module can be increased, the utilization rate of the light in the module is increased, the generated energy is increased, and the color difference between the colors of the main grid line and the auxiliary grid line of the internal battery piece 3 and the color of the battery piece 3 is reduced;

in the photovoltaic module, the interconnection bar 301 and the bus bar 303 are blackened after being welded, so that the color difference between the interconnection bar and the battery piece 3 can be reduced;

in the photovoltaic module, the first color film layer 102 and the second color film layer 502 are adopted, so that the same color or synchronous color of the two sides is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (3)

1. BIPV double-sided color photovoltaic module, its characterized in that: including front bezel tempered glass (1), battery piece (3) and backplate glass (5), laminating has first glued membrane (2) on battery piece (3) upper surface, battery piece (3) lower surface laminating has second glued membrane (4), first glued membrane (2) upper surface is provided with front bezel tempered glass (1), second glued membrane (4) lower surface is provided with backplate glass (5), one side laminating that first glued membrane (2) were kept away from to front bezel tempered glass (1) has first antireflection coating (101), laminating has first colored rete (102) and first antireflection coating (103) between front bezel tempered glass (1) and first glued membrane (2), first antireflection coating (103) laminate with the upper surface of first glued membrane (2) mutually, one side laminating that second glued membrane (4) were kept away from to backplate glass (5) has second antireflection coating (101), laminating has second colored rete (503) and second glued membrane (5) between backplate glass (5) and second glued membrane (503), the front plate tempered glass (1) is made of super-white tempered glass, the first color film layer (102) is made of silicon nitride, and the first reflection increasing film (103) is made of silicon oxide.

2. The bip dual-sided color photovoltaic module of claim 1, wherein: the first adhesive film (2) and the second adhesive film (4) are made of PVB adhesive films, and the battery piece (3) is made of a crystalline silicon battery.

3. The bip dual-sided color photovoltaic module of claim 1, wherein: be connected with interconnection strip (301) between battery piece (3), one side that interconnection strip (301) is kept away from battery piece (3) is provided with busbar (303), both sides are provided with black coating (302) about busbar (303).

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