CN205050850U - Colorful photovoltaic assembly - Google Patents
Colorful photovoltaic assembly Download PDFInfo
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- CN205050850U CN205050850U CN201520828581.8U CN201520828581U CN205050850U CN 205050850 U CN205050850 U CN 205050850U CN 201520828581 U CN201520828581 U CN 201520828581U CN 205050850 U CN205050850 U CN 205050850U
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- adhesive layer
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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 colorful photovoltaic assembly to improve the alternative of photovoltaic module colour, make photovoltaic module present the visual effect of preferred, thus better and fabrication phase -match. Colorful photovoltaic assembly includes the transparent front bezel that is set gradually by front side to dorsal part, first transparent bond line, solar wafer group, the transparent bond line of second, backplate, and set up in the frame of transparent front bezel, first transparent bond line, solar wafer group, the transparent bond line of second and backplate side, wherein, solar wafer group includes through welding a plurality of solar wafer that the area connected into the circuit, it takes the body to weld the first characteristic face coating film layer of taking the preceding side surface of body with lieing in including welding to weld the area. See through first transparent bond line and transparent front bezel, can see the area of welding that has first characteristic colour, compare prior art, weld the alternative of taking the colour and obtained the improvement to make photovoltaic module demonstrate the visual effect of preferred.
Description
Technical field
The utility model relates to field of photovoltaic technology, particularly relates to a kind of integrative color photovoltaic assembly.
Background technology
When the non-renewable energy resources such as electric power, coal, oil signal for help repeatedly, when energy problem becomes the bottleneck of restriction international community economic development day by day, increasing country comes into effect " sunlight program ", and exploitation solar energy resources, seeks the new power of economic development.Some high-caliber core research institutions of Europe also start to turn to regenerative resource.Under the promotion of international photovoltaic market great potential, the solar cell manufacturing industry of various countries falls over each other to drop into huge fund, and expanding production, to strive one seat.
Along with going from bad to worse of environment, the lasting weightening finish of haze, energy-saving and emission-reduction have become the emphasis of national development, and wherein solar energy project also becomes main flow gradually.Current BIPV project gets more and more, and the product that many photovoltaic modulies are combined with building is taken seriously, such as photovoltaic tiles, photovoltaic curtain wall etc.
Photovoltaic module generally includes the transparent front plate, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer, the backboard that are set gradually by front side to dorsal part, and be arranged at above-mentioned parts form structure week side frame, wherein, solar battery sheet group comprises the multiple solar battery sheets coupled together by welding.Due to the material characteristic of welding, it is rendered as silver color usually.
In prior art, photovoltaic module entirety is shown as navy blue, and the welding of silver color obviously can be seen through transparent front plate and the first transparent adhesive layer, the welding of navy blue photovoltaic module and silver color and the design style of a lot of facade are not easily arranged in pairs or groups, thus have influence on the overall appearance of building.Therefore, how improving the alternative of photovoltaic module color, make photovoltaic module present preferably visual effect, is those skilled in the art's technical problems urgently to be resolved hurrily at present.
Utility model content
The purpose of this utility model is to provide a kind of integrative color photovoltaic assembly, to improve the alternative of photovoltaic module color, makes photovoltaic module present preferably visual effect, thus better and fabrication match.
The integrative color photovoltaic assembly that the utility model embodiment provides, comprise: the transparent front plate set gradually by front side to dorsal part, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer, backboard, and be arranged at the frame of transparent front plate, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer and backboard side, wherein, solar battery sheet group comprises the multiple solar battery sheets coupled together by welding, and described welding comprises welding body and is positioned at the fisrt feature color rete of welding body front side surface.
Preferably, described welding body is tin-coated copper welding body or is coated with tin brazing band body.
Concrete, described fisrt feature color rete is the macromolecule pad pasting with fisrt feature color; Or described fisrt feature color rete is the heat treatment rete with fisrt feature color.
Preferably, the front side surface of described frame has second feature color rete.
Preferably, described backboard is the backboard with third feature color, or the front side surface of described backboard has third feature color rete.
Preferably, described first transparent adhesive layer is the transparent adhesive layer with fourth feature color, or doped with fourth feature colored particle in described first transparent adhesive layer.
Described second transparent adhesive layer is the transparent adhesive layer with fifth feature color, or doped with fifth feature colored particle in described second transparent adhesive layer.
Optionally, described first transparent adhesive layer is ethylene-vinyl acetate copolymer adhesive layer or polyvinyl butyral resin adhesive layer, and thickness is 0.3 ~ 2 millimeter;
Described second transparent adhesive layer is ethylene-vinyl acetate copolymer adhesive layer or polyvinyl butyral resin adhesive layer, and thickness is 0.3 ~ 2 millimeter.
Preferably, described first transparent adhesive layer, the second transparent adhesive layer, welding, backboard are all identical with the color that the front side surface of frame presents;
Or in the front side surface of described first transparent adhesive layer, the second transparent adhesive layer, welding, backboard and frame, the color presented is at least different.
Optionally, described transparent front plate is tempering pattern glass header board, ultrawhite tempering pattern glass header board or toughened pattern glass header board; The thickness of described transparent front plate is 1 ~ 10 millimeter.
Optionally, the solar battery sheet of described solar battery sheet group is Monocrystalline silicon cell piece, polycrystalline silicon battery plate or silicon heterogenous cell piece.
The integrative color photovoltaic assembly of the utility model embodiment, through the first transparent adhesive layer and transparent front plate, can see the welding with fisrt feature color, compared to existing technology, welds colored alternative and is improved; In addition, integrative color photovoltaic assembly of the present utility model can also be selected to adopt the frame with second feature color, the backboard with third feature color, has the first transparent adhesive layer of fourth feature color and have the second transparent adhesive layer of fifth feature color, this makes the alternative of photovoltaic module color obtain greatly to improve, thus make photovoltaic module can present preferably visual effect, and then easily and building style match.
Accompanying drawing explanation
Fig. 1 is the photovoltaic module Rotating fields schematic diagram of the utility model embodiment;
Fig. 2 is the utility model embodiment photovoltaic module schematic diagram;
Fig. 3 is A place enlarged diagram in Fig. 2.
Description of reference numerals:
1-transparent front plate 2-first transparent adhesive layer
3-welding 4-solar battery sheet
5-second transparent adhesive layer 6-backboard
7-frame
Embodiment
In order to improve the alternative of photovoltaic module color, making photovoltaic module present preferably visual effect, thus matching with building better, the utility model embodiment provides a kind of integrative color photovoltaic assembly.For making the purpose of this utility model, technical scheme and advantage clearly, by the following examples the utility model is described in further detail.
As shown in Figure 1 to Figure 3, the utility model embodiment provides a kind of integrative color photovoltaic assembly, comprise: the transparent front plate 1 set gradually by front side to dorsal part, first transparent adhesive layer 2, solar battery sheet group, second transparent adhesive layer 5, backboard 6, and be arranged at transparent front plate, first transparent adhesive layer, solar battery sheet group, the frame 7 of the second transparent adhesive layer and backboard side, wherein, solar battery sheet group comprises multi-disc solar battery sheet 4, multiple solar battery sheet 4 connects into circuit by welding 3, welding 3 comprises welding body and is positioned at the fisrt feature color rete of welding body front side surface.
In the technical scheme of the utility model embodiment, front side refers to that dorsal part then refers to relatively near the side of building relatively away from the side of building.
Optionally, welding body is tin-coated copper welding body or is coated with tin brazing band body.The type of fisrt feature color rete is not limit, such as can for having the macromolecule pad pasting of fisrt feature color, or, fisrt feature color rete can for having the heat treatment rete of fisrt feature color, and this heat treatment rete can carry out Surface heat-treatent by butt welding band body and be formed at welding body front side surface.
In the technical scheme of the utility model embodiment, solar battery sheet arrangement is in rectangular, and optionally, the solar battery sheet of solar battery sheet group is Monocrystalline silicon cell piece, polycrystalline silicon battery plate or silicon heterogenous cell piece.The silicon heterogenous cell piece that preferred employing photoelectric conversion efficiency is higher, photoelectric conversion efficiency can reach more than 21.5%.The concrete specification of solar battery sheet is not limit, such as, be 156 millimeters * 156 millimeters or 125 millimeters * 125 millimeters.
As shown in Figure 2, after solar battery sheet forms solar battery sheet group by welding welding, vacuum laminator is by transparent front plate, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer, and backboard carries out lamination treatment, finally add frame and be encapsulated as a complete photovoltaic module.
In the another embodiment of the utility model, the front side surface of the frame 7 of integrative color photovoltaic assembly has second feature color rete.The type of this second feature color rete is not limit, can for the plating rete with second feature color by carrying out electroplating processes formation to jamb surface, or for carrying out the oxidation film layer with second feature color of oxidation processes formation to jamb surface, or the macromolecule membrane with second feature color for pasting at jamb surface.Adopt the integrative color photovoltaic assembly with the frame of second feature color, hinge structure preferably visual effect can be presented, drastically increase the aesthetics of photovoltaic module.
In another embodiment of the present utility model, the first transparent adhesive layer 2 of integrative color photovoltaic assembly is for having the transparent adhesive layer of fourth feature color, or the first transparent adhesive layer is interior doped with fourth feature colored particle; Similarly, the second transparent adhesive layer 5 is for having the transparent adhesive layer of fifth feature color, or the second transparent adhesive layer is interior doped with fifth feature colored particle.
In this embodiment, the material of the first transparent adhesive layer 2 is not limit, can be such as high transmission ethylene-vinyl acetate copolymer (Ethylene-vinylAcetate, be called for short EVA) adhesive layer, Natural ethylene-acetate ethylene copolymer (being called for short EVA) adhesive layer or polyvinyl butyral resin (PolyVinylButyral is called for short PVB) adhesive layer.The thickness of the first transparent adhesive layer is preferably 0.3 ~ 2 millimeter; Similarly, the material of the second transparent adhesive layer 5 is not limit, can be such as high cut-off ethylene-vinyl acetate copolymer (Ethylene-vinylAcetate, be called for short EVA) adhesive layer, Natural ethylene-acetate ethylene copolymer (being called for short EVA) adhesive layer or polyvinyl butyral resin (PolyVinylButyral is called for short PVB) adhesive layer.The same with the first transparent adhesive layer, the thickness of the second transparent adhesive layer is preferably 0.3 ~ 2 millimeter.
In preferred embodiment of the present utility model, the light transmission rate of the first transparent adhesive layer 2 is greater than 93%, such as, be high transmission ethylene-vinyl acetate copolymer (PVB) adhesive layer, can improve the electricity conversion of solar battery sheet group like this.The light transmission rate of the second transparent adhesive layer 5 is less than 90%, it is such as high cut-off ethylene-vinyl acetate copolymer (PVB) adhesive layer, to the ultraviolet in sunlight, there is certain barrier effect like this, the impact of Ultraviolet radiation on backboard 6 color and performance can be reduced.Through transparent front plate 1, photovoltaic module can present the fourth feature color of the first transparent adhesive layer 2, and the fifth feature color of the second transparent adhesive layer 5 then presents through the region not arranging solar battery sheet in photovoltaic module.Adopt the integrative color photovoltaic assembly of first transparent adhesive layer with fourth feature color and second transparent adhesive layer with fifth feature color, hinge structure preferably visual effect can be presented, make photovoltaic module present high-end aesthetic.
In an embodiment more of the present utility model, the backboard of integrative color photovoltaic assembly can show third feature color, the mode of its display third feature color is not limit, such as backboard can for having the backboard of third feature color, namely the raw material producing this backboard have third feature color, or by having the coating of third feature color in the front side surface coating of backboard, make the front side surface of backboard have third feature color rete.After the second transparent adhesive layer, the third feature color of backboard can be shown by the gap of solar battery sheet group.Adopt the integrative color photovoltaic assembly with the backboard of third feature color, hinge structure preferably visual effect can be presented, drastically increase the aesthetics of photovoltaic module.
Optionally, backboard is polyvinyl fluoride composite membrane (TedlarPetTedlar is called for short TPT) backboard or thermoplastic elastomer (TPE) (ThermoplasticElastomer is called for short TPE) backboard.
In the technical scheme of above each embodiment, fisrt feature color is not limit to the concrete color of fifth feature color, and fisrt feature color can be all identical to fifth feature color, or at least two characteristic colors are not identical.
In the technical scheme of each embodiment of the utility model, the material of transparent front plate 1 is not limit, can be such as tempering pattern glass header board, ultrawhite tempering pattern glass header board or toughened pattern glass header board, the transparent front plate of this several material type can improve the mechanical strength of solar battery sheet and have preferably weatherability.In addition, according to specific needs, transparent front plate 1 also can adopt common pattern glass header board.The thickness of transparent front plate 1 is preferably 1 ~ 10 millimeter.
The integrative color photovoltaic assembly of the utility model embodiment, through the first transparent adhesive layer and transparent front plate, can see the welding with fisrt feature color, compared to existing technology, welds colored alternative and is improved; In addition, integrative color photovoltaic assembly of the present utility model can also be selected to adopt the frame with second feature color, the backboard with third feature color, has the first transparent adhesive layer of fourth feature color and have the second transparent adhesive layer of fifth feature color, this makes the alternative of photovoltaic module color obtain greatly to improve, thus make photovoltaic module can present preferably visual effect, and then easily and building style match.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (10)
1. an integrative color photovoltaic assembly, it is characterized in that, comprise and being set gradually by front side to dorsal part: transparent front plate, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer, backboard, and be arranged at the frame of described transparent front plate, the first transparent adhesive layer, solar battery sheet group, the second transparent adhesive layer and backboard side, wherein, solar battery sheet group comprises the multiple solar battery sheets being connected into circuit by welding, and described welding comprises welding body and is positioned at the fisrt feature color rete of welding body front side surface.
2. integrative color photovoltaic assembly as claimed in claim 1, is characterized in that, described welding body is tin-coated copper welding body or is coated with tin brazing band body.
3. integrative color photovoltaic assembly as claimed in claim 1, it is characterized in that, described fisrt feature color rete is the macromolecule pad pasting with fisrt feature color; Or described fisrt feature color rete is the heat treatment rete with fisrt feature color.
4. integrative color photovoltaic assembly as claimed in claim 1, it is characterized in that, the front side surface of described frame has second feature color rete.
5. integrative color photovoltaic assembly as claimed in claim 1, it is characterized in that, described backboard is the backboard with third feature color, or the front side surface of described backboard has third feature color rete.
6. integrative color photovoltaic assembly as claimed in claim 1, is characterized in that,
Described first transparent adhesive layer is the transparent adhesive layer with fourth feature color, or doped with fourth feature colored particle in described first transparent adhesive layer;
Described second transparent adhesive layer is the transparent adhesive layer with fifth feature color, or doped with fifth feature colored particle in described second transparent adhesive layer.
7. integrative color photovoltaic assembly as claimed in claim 6, is characterized in that,
Described first transparent adhesive layer is ethylene-vinyl acetate copolymer adhesive layer or polyvinyl butyral resin adhesive layer, and thickness is 0.3 ~ 2 millimeter;
Described second transparent adhesive layer is ethylene-vinyl acetate copolymer adhesive layer or polyvinyl butyral resin adhesive layer, and thickness is 0.3 ~ 2 millimeter.
8. the integrative color photovoltaic assembly as described in any one of claim 1 ~ 7, is characterized in that,
Described first transparent adhesive layer, the second transparent adhesive layer, welding, backboard are all identical with the color that the front side surface of frame presents;
Or in the front side surface of described first transparent adhesive layer, the second transparent adhesive layer, welding, backboard and frame, the color presented is at least different.
9. integrative color photovoltaic assembly as claimed in claim 1, it is characterized in that, described transparent front plate is tempering pattern glass header board, ultrawhite tempering pattern glass header board or toughened pattern glass header board; The thickness of described transparent front plate is 1 ~ 10 millimeter.
10. integrative color photovoltaic assembly as claimed in claim 1, it is characterized in that, the solar battery sheet of described solar battery sheet group is Monocrystalline silicon cell piece, polycrystalline silicon battery plate or silicon heterogenous cell piece.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020093196A1 (en) * | 2018-11-05 | 2020-05-14 | 深圳市优行新能源有限公司 | Photovoltaic assembly |
CN112151631A (en) * | 2020-09-18 | 2020-12-29 | 浙江晶科能源有限公司 | Solder strip, photovoltaic module and preparation method of solder strip |
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2015
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2020093196A1 (en) * | 2018-11-05 | 2020-05-14 | 深圳市优行新能源有限公司 | Photovoltaic assembly |
CN112151631A (en) * | 2020-09-18 | 2020-12-29 | 浙江晶科能源有限公司 | Solder strip, photovoltaic module and preparation method of solder strip |
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