CN203434175U - Photovoltaic assembly - Google Patents
Photovoltaic assembly Download PDFInfo
- Publication number
- CN203434175U CN203434175U CN201320585205.1U CN201320585205U CN203434175U CN 203434175 U CN203434175 U CN 203434175U CN 201320585205 U CN201320585205 U CN 201320585205U CN 203434175 U CN203434175 U CN 203434175U
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- China
- Prior art keywords
- transparency carrier
- photovoltaic module
- glued membrane
- transparent enclosure
- solar battery
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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.)
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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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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a photovoltaic assembly which is applied to a photovoltaic building integrated construction. The photovoltaic assembly comprises a first transparent substrate, a second transparent substrate, a solar cell sheet, a first transparent packaging adhesive film and a second transparent packaging adhesive film, wherein the first transparent substrate and the second transparent substrate are opposite to each other; the solar cell sheet is arranged between the first transparent substrate and the second transparent substrate; the first transparent packaging adhesive film is arranged between the first transparent substrate and the solar cell sheet; and the second transparent packaging adhesive film is arranged between the second transparent substrate and the solar cell sheet. The photovoltaic assembly comprises a structure with a fluorescent effect. The structure with the fluorescent effect is a fluorescent layer arranged between the solar cell sheet and the second transparent substrate or is the second transparent packaging adhesive film which is arranged between the solar cell sheet and the second transparent substrate and is added with fluorescent powder. The structure with the fluorescent effect in the photovoltaic assembly absorbs and stores light under the light irradiation in the daytime, and emits fluorescence in the night, so that the low-cost self-luminous display effect of the construction with the photovoltaic assembly in the night is achieved.
Description
Technical field
The utility model relates to photovoltaic field, relates in particular photovoltaic module.
Background technology
Monolithic solar cell piece can not directly be done power supply and use, and while making power supply, some monolithic solar cell sheet series and parallels must be connected and uses the materials such as packaging plastic, toughened glass and backboard to be tightly packaged into photovoltaic module.Photovoltaic module (being also solar panel) is the core in solar power system, is also most important part in solar power system.
Compare with common component structure, double-sided glass photovoltaic module replaces thermoplastic elastomer (TPE) TPE(Thermoplastic Elastomer with glass) or TPT(polyvinyl fluoride composite membrane) as assembly back veneer material.Along with the popularization of domestic and international BIPV (building integrated photovoltaic, BIPV), the commercial market of double-sided glass photovoltaic module further expands.Because double-side silicon-glass photovoltaic module has advantages of attractive in appearance, printing opacity, its application is very extensive, and existing BIPV building comprises solar energy intelligent window, solar energy wayside pavilion and photovoltaic building ceiling and photovoltaic glass curtain wall etc.
During night, in order to embody modern city beautiful scenery, on existing photovoltaic building thing, be all provided with external color lamp, to increase the display effect of photovoltaic building thing at night, but on the building forming with two glass photovoltaic modulies, external color lamp is also set, not only increase the cost that color lamp is set, but also need to provide electric energy to color lamp, thereby caused electric energy to use the problem increasing.
Utility model content
In view of this, the utility model provides the photovoltaic module with fluorescence radiation effect, the color lamp that replaces photovoltaic building beyond the region of objective existence to put, thus in the situation that not increasing cost and saving electric energy, reach and increase photovoltaic building thing in the object of the display effect at night.
For achieving the above object, the utility model provides following technical scheme:
, comprising: the first transparency carrier being oppositely arranged and the second transparency carrier; Solar battery sheet between described the first transparency carrier and described the second transparency carrier; The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet; The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet; Fluorescence coating between described the second transparency carrier and solar battery sheet.
Preferably, described fluorescence coating is positioned at described the second transparency carrier towards the surface of described solar battery sheet.
Preferably, described fluorescence coating is positioned at described the second transparent enclosure glued membrane towards the surface of described solar battery sheet.
Preferably, described the first transparency carrier and described the second transparency carrier are glass substrate.
Preferably, described the first transparent enclosure glued membrane and described the second transparent enclosure glued membrane are EVA film or PVB film.
The utility model also provides another photovoltaic module simultaneously, comprising: the first transparency carrier being oppositely arranged and the second transparency carrier; Solar battery sheet between described the first transparency carrier and described the second transparency carrier; The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet; The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet; Wherein, described the second transparent enclosure glued membrane is the transparent enclosure glued membrane that is added with fluorescent material.
Preferably, described the second transparent enclosure glued membrane is EVA film or PVB film.
Preferably, described the first transparent enclosure glued membrane is EVA film or PVB film.
Preferably, described the first transparency carrier and described the second transparency carrier are glass substrate.
Known via above-mentioned technical scheme, the photovoltaic module that the utility model provides, the surface of structure or the photovoltaic building thing that the direct curtain wall as building or door and window etc. form BIPV are protected in the periphery that is installed on building, described photovoltaic module comprises the first transparency carrier and the second transparency carrier being oppositely arranged, solar battery sheet between described the first transparency carrier and described the second transparency carrier, and at the first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet and the second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet.
Wherein, in described photovoltaic module, also comprise the structure with fluorescent effect, because the described structure with fluorescent effect absorbs light and stores under the radiation of light by day, at night, in the darker situation of extraneous light, the structure with fluorescence radiation effect of described photovoltaic module is sent fluorescence, thereby make to send light with the building surface of photovoltaic module, increased the display effect of building at night, and because fluorescent material is just smeared or mix to described fluorescent effect in photovoltaic module, the cost of described fluorescent material is lower, and without electric energy is additionally provided, with respect to the scheme of color lamp is outside the building set in prior art, after the photovoltaic module that the utility model provides is applied on building, can reach low-cost, low electric energy consumption increases building in the object of the display effect at night.
The described structure with fluorescent effect can be between the structure between solar battery sheet and building, to increase fluorescence coating in photovoltaic module, in this structure production process, only need, before lamination step, increase the step of smearing fluorescence coating.
The described structure with fluorescent effect also can be used the packaging adhesive film (the second transparent enclosure glued membrane) of replacing the close interior of building in photovoltaic module with the packaging adhesive film of fluorescent effect, this structure, without the production technology that changes photovoltaic module, has practicality more.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
The generalized section of a kind of photovoltaic module that Fig. 1 provides for the utility model;
The generalized section of the another kind of photovoltaic module that Fig. 2 provides for the utility model.
Embodiment
As described in background, on the building forming with double-sided glass photovoltaic module in prior art, also arrange after external color lamp, not only increased cost, also cause electric energy to use the problem increasing.
Inventor studies discovery, the reason that occurs above-mentioned phenomenon is, crystalline silicon double-sided glass photovoltaic module is applied to, behind the positions such as curtain wall, roof or door and window of building, meeting on the basis of daylighting and the aesthetics of architecture, the electric energy of clean environment firendly is provided can to interior of building facility.But can not self-luminous due to described photovoltaic module, when night, will become a dark body, cannot meet the modern city aesthetics of architecture requirement at night.In order to increase the display effect of building when the night, need outside the building side that color lamp is set, but arranging on the one hand of color lamp can increase cost, also can consume on the other hand the electric energy that photovoltaic module produces, and causes unnecessary waste of energy.
Inventor's process research discovery, if photovoltaic module can be luminous at night, and without electric energy is additionally provided, can address the above problem, based on this, the utility model provides a kind of photovoltaic module with fluorescence radiation effect that is applied in architecture enclosing, comprises following two schemes:
, comprising: the first transparency carrier being oppositely arranged and the second transparency carrier; Solar battery sheet between described the first transparency carrier and described the second transparency carrier; The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet; The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet; Fluorescence coating between described the second transparency carrier and solar battery sheet.
With photovoltaic module in another, comprising: the first transparency carrier being oppositely arranged and the second transparency carrier; Solar battery sheet between described the first transparency carrier and described the second transparency carrier; The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet; The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet; Wherein, described the second transparent enclosure glued membrane is the transparent enclosure glued membrane that is added with fluorescent material.
From above-mentioned technical scheme, the photovoltaic module with fluorescence radiation effect that is applied in architecture enclosing that the utility model provides, in the time of by day, fluorescence partially absorbs light, and store, when night, emit beam, thereby at cost lower and consume without additional electrical energy in the situation that, increased the display effect of photovoltaic building thing at night.
It is more than the application's core concept, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from mode described here and implement, those skilled in the art can do similar popularization without prejudice to the utility model intension in the situation that, so the utility model is not subject to the restriction of following public specific embodiment.
Secondly, the utility model is described in detail in conjunction with schematic diagram, when the utility model embodiment is described in detail in detail; for ease of explanation; the profile that represents device architecture can be disobeyed general ratio and be done local amplification, and described schematic diagram is example, and it should not limit the scope of the utility model protection at this.The three-dimensional space that should comprise in addition, length, width and the degree of depth in actual fabrication.
Below by several embodiment, specifically describe the photovoltaic module with fluorescence radiation effect that the utility model provides.
The disclosed a kind of photovoltaic module of an embodiment of the present utility model, as shown in Figure 1, the arrow that is positioned at figure top represents the direction of sunlight incident, described photovoltaic module comprises from top to bottom successively: the first transparency carrier 11, the first transparent enclosure glued membrane 12, solar battery sheet 13, the second transparent enclosure glued membrane 14, fluorescence coating 15 and the second transparency carrier 16, wherein:
The first transparency carrier 11 and the second transparency carrier 16, for bearing capacity being provided to other structures of photovoltaic module, guarantee the mechanical strength of photovoltaic module.The material of the first transparency carrier 11 and the second transparency carrier 16 can be identical, can be not identical yet, in the present embodiment, be preferably the first transparency carrier 11 identical with the material of the second transparency carrier 16, and be toughened glass, the low iron toughened glass that more preferred described the first transparency carrier 11 is plated film.It should be noted that, described the first transparency carrier and described the second transparency carrier can also be other transparent materials, as long as enough bearing capacities are provided can to other structures of photovoltaic module, in the present embodiment, this are not limited.
The material of the first transparent enclosure glued membrane 12 and the second transparent enclosure glued membrane 14 can be ethylene-vinyl acetate copolymer (Ethylene-Vinyl Acetate copolymer, be called for short EVA) can be also polyvinyl butyral resin (polyvinyl butyral, be called for short PVB), and the material of the first transparent enclosure glued membrane 12 and the second transparent enclosure glued membrane 14 can identical can be not identical yet, in the present embodiment, preferred described the first transparent enclosure glued membrane 12 is identical with the material of the second transparent enclosure glued membrane 14.Photovoltaic curtain wall and Integration of building, as a part for building body peripheral protective, except playing crucial generating object, also will meet safe requirement for building.Optimized angle from material, PVB interlayer film has been widely used in sandwich boards for construction glass, it is when being subject to external shock, because there is the effect of impact-absorbing in elastomeric PVB intermediate layer, can stop alluvium to penetrate, even if the glass breakage on photovoltaic module also only produces similar araneose crackle in small, broken bits, its fragment sticks on PVB intermediate layer securely, can not come off to scatter and hurt sb.'s feelings.Therefore more preferred in the present embodiment, described the first transparent enclosure glued membrane and the second transparent enclosure glued membrane are PVB film.
In the present embodiment, described solar battery sheet is not limited, described solar battery sheet can be that one side battery can be also double-side cell, when described solar battery sheet is one side battery, when described photovoltaic module is installed, the extinction face of described solar battery sheet deviates from described interior of building.
Solar cell at photovoltaic module in the present embodiment also includes fluorescence coating between interior of building and the second transparency carrier, and described fluorescence coating is applied in backlight of LCD surface in prior art fluorescent material for adopting spreads upon the second transparent enclosure glued membrane surface of photovoltaic module or the fluorescence coating that the second transparency carrier forms towards the surface of described solar battery sheet.The main component of described fluorescent material is Ba, Gd, Y, B, O etc.The photovoltaic module that the present embodiment provides only need to increase and smear fluorescent material step in manufacturing process in the production process of common double surface glass photovoltaic module, before all parts is carried out to high temperature lamination, described the second transparent enclosure glued membrane surface or on the surface of the second transparency carrier, smear fluorescent material, after fluorescent material and the surface of smearing are fully bonding, carry out lamination.Due to described, smear fluorescent material technique and prior art is similar at coating process on glass, can adopt existing technique to carry out, therefore can not cause the increase of extra cost.
Because described fluorescent material is positioned at described solar battery sheet towards a side of interior of building, described fluorescent material can not affect the normal operation of solar battery sheet, and select to absorb the fluorescent material of different wave length, can also make described fluorescent material absorb the light that some solar battery sheets do not absorb, thereby improve the efficiency of light energy utilization of photovoltaic module to sunlight.
In addition, the shape of described fluorescence coating coating can be the form of whole one deck, also can be according to needing the picture showing to design in the gap between solar battery sheet and actual demand, in the present embodiment, not limiting described fluorescence coating is the form that covers described the second transparency carrier surface completely or cover described the second transparent enclosure glued membrane completely.
The photovoltaic module that the present embodiment provides is the photovoltaic module that is applied to architecture enclosing protection body structure surface or uses as constructure screen wall etc.; described photovoltaic module is except comprising two transparency carriers, two-layer transparent enclosure glued membrane and solar battery sheet; also comprise the fluorescence coating between solar battery sheet and the second transparency carrier; described fluorescence coating can absorb light and store light; when night, send the light of storage, thereby make photovoltaic module there is fluorescence radiation effect.Be described photovoltaic module while working by day, described fluorescence coating absorbs the light through gap between solar battery sheet, and the in the situation that of unglazed photograph, the luminous energy of storing by release, sends fluorescence, makes photovoltaic module at night, have the function of beautifying constructure.
Due to the low price of described fluorescent material, similarly to the prior art, with respect to set up the cost of color lamp in prior art at photovoltaic building beyond the region of objective existence, the fluorescent material mode of the smearing cost providing in the present embodiment is lower for manufacture method, and practicality is stronger.And because described fluorescent material can utilize the luminous energy of storage on daytime to send fluorescence at night, and do not need to color lamp equally to consume the electric energy that photovoltaic module produces, therefore, it is architectural that the photovoltaic module that the present embodiment provides is applied in BIPV, more saves the energy.
Another embodiment of the present utility model provides a kind of photovoltaic module, as shown in Figure 2, comprising:
The first transparency carrier 21 being oppositely arranged and the second transparency carrier 25; Solar battery sheet 23 between described the first transparency carrier 21 and described the second transparency carrier 25; The first transparent enclosure glued membrane 22 between described the first transparency carrier 21 and described solar battery sheet 23; The second transparent enclosure glued membrane 24 between described the second transparency carrier 25 and described solar battery sheet 23; Wherein, described the second transparent enclosure glued membrane 24 is for being added with the transparent enclosure glued membrane of fluorescent material.
The present embodiment and a upper embodiment difference are that to have the structure of fluorescence radiation effect different, the structure in the present embodiment with fluorescence radiation effect is the second transparent enclosure glued membrane 24, because in the present embodiment being replaces with the second transparent enclosure glued membrane with fluorescence radiation effect by the second transparent enclosure glued membrane without fluorescence radiation effect, and other structures are not improved, therefore with respect to a upper embodiment, the photovoltaic module production technology providing in the present embodiment is identical with photovoltaic module production technology of the prior art, without increase, smear fluorescent material step, be that the photovoltaic module that the present embodiment provides has more advantage in production technology.
The first transparency carrier described in the present embodiment and described the second transparency carrier are all preferably glass substrate.And described the second transparent enclosure glued membrane is preferably the EVA film that is added with fluorescent material or the PVB film that is added with fluorescent material, in the present embodiment, this is not limited.The photovoltaic module that is glass substrate for described the first transparency carrier and the second transparency carrier, in the present embodiment, described the second transparent enclosure glued membrane is more preferably added with the PVB film of fluorescent material.It should be noted that, the manufacturing process of the second transparent enclosure glued membrane described in the present embodiment is also relatively simple, only need in making the process of PVB film or EVA film, in the raw material of described PVB film or EVA film, increase fluorescent material, mixes with other raw material.
It should be noted that, described in the main component that is added with the EVA film of fluorescent material or is added with fluorescent material described in the PVB film of the fluorescent material compound for being formed by Ba, Gd, Y, B, O etc.
The photovoltaic module that the present embodiment provides comprises the packaging adhesive film with fluorescence radiation effect, after integrated with building, at night, can send fluorescence, to building, increase the display effect at night, with respect to building, become dark body when the night, the photovoltaic module providing in the present embodiment can also play the effect of indicator light.
In the present embodiment because the structure with having fluorescence radiation effect in photovoltaic module replaces color lamp of the prior art, can greatly reduce the equipment cost that illuminates building night, and because the photovoltaic module with fluorescence radiation effect is when the night, can self-luminous, without extra electric energy, provide, with respect to color lamp design, also can save the much energy.In addition, the light that described fluorescence structure can absorption portion solar battery sheet absorb, thus can improve the utilance of photovoltaic module to luminous energy.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a photovoltaic module, is characterized in that, comprising:
The first transparency carrier being oppositely arranged and the second transparency carrier;
Solar battery sheet between described the first transparency carrier and described the second transparency carrier;
The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet;
The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet;
Fluorescence coating between described the second transparency carrier and solar battery sheet.
2. photovoltaic module according to claim 1, is characterized in that, described fluorescence coating is positioned at described the second transparency carrier towards the surface of described solar battery sheet.
3. photovoltaic module according to claim 1, is characterized in that, described fluorescence coating is positioned at described the second transparent enclosure glued membrane towards the surface of described solar battery sheet.
4. photovoltaic module according to claim 1, is characterized in that, described the first transparency carrier and described the second transparency carrier are glass substrate.
5. photovoltaic module according to claim 1, is characterized in that, described the first transparent enclosure glued membrane and described the second transparent enclosure glued membrane are EVA film or PVB film.
6. a photovoltaic module, is characterized in that, comprising:
The first transparency carrier being oppositely arranged and the second transparency carrier;
Solar battery sheet between described the first transparency carrier and described the second transparency carrier;
The first transparent enclosure glued membrane between described the first transparency carrier and described solar battery sheet;
The second transparent enclosure glued membrane between described the second transparency carrier and described solar battery sheet;
Wherein, described the second transparent enclosure glued membrane is the transparent enclosure glued membrane that is added with fluorescent material.
7. photovoltaic module according to claim 6, is characterized in that, described the second transparent enclosure glued membrane is EVA film or PVB film.
8. photovoltaic module according to claim 6, is characterized in that, described the first transparent enclosure glued membrane is EVA film or PVB film.
9. photovoltaic module according to claim 6, is characterized in that, described the first transparency carrier and described the second transparency carrier are glass substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320585205.1U CN203434175U (en) | 2013-09-22 | 2013-09-22 | Photovoltaic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320585205.1U CN203434175U (en) | 2013-09-22 | 2013-09-22 | Photovoltaic assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203434175U true CN203434175U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320585205.1U Expired - Lifetime CN203434175U (en) | 2013-09-22 | 2013-09-22 | Photovoltaic assembly |
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| Country | Link |
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| CN (1) | CN203434175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114765233A (en) * | 2021-05-25 | 2022-07-19 | 北京劲吾新能源科技有限公司 | Manufacturing method and application of color photovoltaic with noctilucent effect |
| CN115663052A (en) * | 2022-11-03 | 2023-01-31 | 新源劲吾(北京)科技有限公司 | Photovoltaic module with fluorescent layer and application thereof |
-
2013
- 2013-09-22 CN CN201320585205.1U patent/CN203434175U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114765233A (en) * | 2021-05-25 | 2022-07-19 | 北京劲吾新能源科技有限公司 | Manufacturing method and application of color photovoltaic with noctilucent effect |
| CN115663052A (en) * | 2022-11-03 | 2023-01-31 | 新源劲吾(北京)科技有限公司 | Photovoltaic module with fluorescent layer and application thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |