CN205723557U - Photovoltaic back side float glass and solar double-glass assemblies - Google Patents

Photovoltaic back side float glass and solar double-glass assemblies Download PDF

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Publication number
CN205723557U
CN205723557U CN201620618406.0U CN201620618406U CN205723557U CN 205723557 U CN205723557 U CN 205723557U CN 201620618406 U CN201620618406 U CN 201620618406U CN 205723557 U CN205723557 U CN 205723557U
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China
Prior art keywords
glass
back side
convex grain
solar battery
photovoltaic back
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CN201620618406.0U
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Chinese (zh)
Inventor
王乃明
闫德霖
胡杰
刘洪明
赵志刚
林家辉
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Gree Electric Appliances Inc of Zhuhai
Zhuhai Gree Energy Environment Technology Co Ltd
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201620618406.0U priority Critical patent/CN205723557U/en
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Publication of CN205723557U publication Critical patent/CN205723557U/en
Priority to PCT/CN2017/081711 priority patent/WO2017219752A1/en
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B18/00Shaping glass in contact with the surface of a liquid
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/02Details
    • H01L31/0216Coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Photovoltaic Devices (AREA)

Abstract

This utility model open a kind of photovoltaic back side float glass and solar double-glass assemblies.This photovoltaic with back side float glass for realizing coordinating, including glass baseplate (1) be arranged on the glass baseplate (1) the convex grain of the glass (2) towards solar battery string (3) side surface with solar battery string (3).According to the photovoltaic back side of the present utility model float glass, can effectively solve the transparent high-temperature adhesive tape problem to solar battery string locating effect difference in prior art.

Description

Photovoltaic back side float glass and solar double-glass assemblies
Technical field
This utility model relates to field of photovoltaic technology, in particular to a kind of photovoltaic back side float glass and double glass Assembly.
Background technology
In the preparation technology of photovoltaic module, for the solar battery string displacement preventing lamination to be likely to occur, and then Causing the problem that yields declines, general method is the mode using transparent high-temperature adhesive tape sticking adjacent solar cell string, but It is that this mode adds additional operation, is unfavorable for the lifting of production efficiency, and, when each solar battery string is with packaging plastic Film shrinks when moving to center, and transparent high-temperature adhesive tape will be ineffective.
Utility model content
This utility model embodiment provides a kind of photovoltaic back side float glass and solar double-glass assemblies, can effectively solve existing There is the transparent high-temperature adhesive tape problem to solar battery string locating effect difference in technology.
For achieving the above object, this utility model embodiment provides a kind of photovoltaic back side float glass, is used for and the sun Battery strings realizes coordinating, including glass baseplate and be arranged on the glass baseplate convex grain of glass towards solar battery string one side surface.
As preferably, the convex grain of glass is arranged on the gap location between adjacent solar battery string.
As preferably, the glass convex grain quantity between each two adjacent solar battery strings is identical.
As preferably, the convex grain of glass being positioned at same string solar battery string gap location is arranged with column alignment.
As preferably, the glass convex grain quantity between two adjacent cell pieces of each two adjacent solar battery strings is two Individual, be separately positioned in the same direction solar battery string cell piece length direction 1/3rd at and 2/3rds at.
As preferably, the height of the convex grain of glass is less than front and back two glasses interval after photovoltaic module lamination.
As preferably, the height of the convex grain of glass is after photovoltaic module lamination 1/2nd of front and back two glasses interval To 2/3rds.
As preferably, the part in the outside that glass baseplate is positioned at solar battery string is provided with the convex grain of glass.
As preferably, the convex grain of glass is white.
As preferably, the fusing point of the convex grain of glass is less than the fusing point of glass baseplate.
According to another aspect of the present utility model, it is provided that a kind of solar double-glass assemblies, including photovoltaic with back side float glass and Solar battery string, and front pattern glass, packaging adhesive film, this photovoltaic back side float glass is that the above-mentioned photovoltaic back side is floated Method glass, the convex grain of glass of photovoltaic back side float glass is towards solar battery string.
Application the technical solution of the utility model, photovoltaic is used for realizing coordinating with solar battery string with back side float glass, Including glass baseplate and be arranged on the glass baseplate convex grain of glass towards solar battery string one side surface, the fusing point of the convex grain of glass is low Fusing point in glass baseplate.In the preparation process of solar double-glass assemblies, solar battery string can be fixed by the convex grain of glass, it is to avoid electricity Pond string is shifted in the flow process of bleed link and the molten state packaging adhesive film of lamination process, avoids transparent high-temperature completely The probability that during adhesive tape sticking, foreign body and fragmentation occur, reduces operation, compresses number of workers, it is also possible to improve solar double-glass assemblies Production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the photovoltaic back side float glass of this utility model embodiment;
Fig. 2 is the solar double-glass assemblies solar battery string typesetting schematic diagram of this utility model embodiment;
Fig. 3 is the structural representation of the solar double-glass assemblies of this utility model embodiment.
Description of reference numerals: 1, glass baseplate;2, the convex grain of glass;3, solar battery string;4, front pattern glass.
Detailed description of the invention
With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings, but not as to this practicality Novel restriction.
In conjunction with seeing shown in Fig. 1 to Fig. 3, according to embodiment of the present utility model, photovoltaic with back side float glass for Solar battery string 3 realizes coordinating, including glass baseplate 1 be arranged on the glass baseplate 1 glass towards solar battery string 3 one side surface The convex grain of glass 2.
Preferably, the fusing point of the convex grain of glass 2 is less than the fusing point of glass baseplate 1.
According to the requirement of solar battery string 3 typesetting, by the back side float glass of solar double-glass assemblies towards solar cell piece One side makes has certain arranging rule, the convex grain of a number of low-melting glass 2, in the preparation process of solar double-glass assemblies, and can To fix solar battery string 3 by the convex grain of glass 2, it is to avoid solar battery string 3 is in bleed link and the molten state envelope of lamination process The flow process of dress glued membrane is shifted over, avoids foreign body and the possibility of fragmentation generation during transparent high-temperature adhesive tape sticking completely Property, reduce operation, compress number of workers, it is also possible to improve the production efficiency of solar double-glass assemblies.The convex grain of this low-melting glass 3 is at light Volt glass makes before dispatching from the factory, and is not to make in solar double-glass assemblies preparation process, and the convex grain of this low-melting glass, its fusing point is relative to glass Glass base material is relatively low, but will not melt (such as lamination) in photovoltaic module preparation process.
The convex grain of glass 2 is arranged on the gap location between adjacent solar battery string 3, can be pointed to glass convex grain 2 both sides Solar battery string 3 formed location, prevent the solar battery string 3 of both sides to be subjected to displacement, by many to orientation, glass convex grain 2 place The convex grain of individual glass 2 interacts, and each solar battery string 3 can all be played good positioning action.
Glass convex grain 2 quantity between each two adjacent solar battery strings 3 is identical, can improve dividing of the convex grain of glass 2 Cloth is regular, it is simple to the molding of the convex grain of glass 2.
It is positioned at the convex grain of glass 2 of same string solar battery string 3 gap location to arrange with column alignment, on the one hand so that these row Two row solar battery strings 3 of glass convex grain 2 both sides keep preferably positioning, and prevent from being subjected to displacement in lamination process, on the other hand Also allow for carrying out the molding of the convex grain of glass 2, and make solar battery string 3 keep preferable queue, it is possible to preferably improve molding and want Ask.
Glass convex grain 2 quantity between the adjacent cell sheet of each two adjacent solar battery strings 3 is two, along same side To be separately positioned on solar battery string 3 cell piece length direction 1/3rd at and 2/3rds at.This structure can make The quantity of the convex grain of glass 2 and position distribution are more reasonable, can with the convex grain of less glass 2 reach solar battery string preferable Location, improves the locating effect of the convex grain of glass 2, reduces the processing cost of the convex grain of glass 2 simultaneously.
Preferably, the height of the convex grain of glass 2, less than front and back two glasses interval after photovoltaic module lamination, is possible to prevent The excessive height of the convex grain of glass 2 and the lamination of solar battery string 3 is formed and hinders, improve safety when solar battery string 3 is laminated Property.
In the present embodiment, the height of the convex grain of glass 2 be photovoltaic module lamination after front and back two glasses interval two 2/1 mono-to three.
Part in the outside that glass baseplate 1 is positioned at solar battery string 3 is provided with the convex grain of glass 2, can be to solar cell The inner side and outer side of string 3 the most effectively positions, thus carries out the most spacing to solar battery string 3, anti-stop bit Solar battery string 3 in edge is subjected to displacement laterally, improves the positioning action to solar battery string 3 further.
Preferably, the convex grain of glass 2 is white, can be effectively improved the photoelectric transformation efficiency of solar double-glass assemblies.
According to another aspect of the present utility model, it is provided that a kind of solar double-glass assemblies, including photovoltaic back side float glass, just Face pattern glass 4 and solar battery string 3, solar battery string 3 is arranged on front pattern glass 4, this photovoltaic back side float glass process glass Glass is above-mentioned photovoltaic back side float glass, and the convex grain of glass 2 of photovoltaic back side float glass is towards solar battery string 3.
Due to photovoltaic glass base material and the difference of the dimensions of solar cell piece, type-setting mode also can difference, because of And require that the size of the convex grain of the low-melting glass on back side float glass used by solar double-glass assemblies, position and quantity also can be different.Under Face we with the photovoltaic glass of a size of 1650mm (L) * 985mm (W) * 3.2mm (H) (containing front pattern glass and back side float glass process Glass), as a example by the solar cell piece of a size of 156mm*156mm*0.2mm, a kind of type-setting mode of design, and according to this typesetting side The thickness of formula and packaging adhesive film (with thickness as 0.6mm about EVA adhesive film as a example by) determine the concrete of the convex grain of low-melting glass Queueing discipline, size and quantity.
1, the determination of type-setting mode:
In one piece of solar double-glass assemblies, the photovoltaic glass of a size of 1650mm (L) * 985mm (W) * 3.2mm (H), it is desirable to a size of 156mm*156mm*0.2mm solar cell piece has 60, and the most every 10 series weldings are connected into 1 string, totally 6 string.Battery strings spacing is 4.2mm, outermost two battery strings distance photovoltaic glass long side edge respectively is 14mm.
2. the determination of the convex grain of low-melting glass:
Owing to the thickness of monolayer EVA adhesive film is about 0.2mm at about 0.6mm, the thickness of solar cell piece, double after lamination Distance between glass assembly front, the back side two glass is about 1mm, and the height of the convex grain of low-melting glass may be designed as 0.2 in theory 1.0mm, but consider the factor of error, actual mechanical process is designed as 0.5mm.Owing to the convex grain of low-melting glass is at adjacent electricity Between the string of pond and the outward flange position of outermost battery strings, thus its size is also required.Due between adjacent two battery strings Being divided into 4.2mm, the width of the convex grain of low-melting glass 2 also requires, if width is too big, and the eutectic when covering back side float glass The point convex grain of glass 2 may be encountered and even crushes cell piece, and width is the least, and battery strings activity space is excessive, do not have restriction its The effect of position, in actual mechanical process, can be 3.2mm by the width design of convex for low-melting glass grain 2.For low melting point The length of the convex grain of glass 2 can set as required.The quantity of the convex grain of low-melting glass 2 can also determine as required.EVA is Ethylene-vinyl acetate copolymer (also referred to as ethene-vinyl acetate copolymer), is by ethylene (E) and vinyl acetate (VA) copolymerization And prepare, English name is: Ethylene Vinyl Acetate, referred to as EVA, E/VAC, and polymerization high pressure bulk gathers Closing (plastics are used), polymerisation in solution (PVC processing aid), emulsion polymerization (binding agent), suspension polymerisation, vinyl acetate (VA) content is high Employing emulsion in 30% is polymerized, low being just polymerized with high pressure bulk of vinyl acetate content.
3. prepared by the production of the convex grain of low-melting glass
Queueing discipline according to the convex grain of the type-setting mode determined and low-melting glass 2 and size, make printing screen plate;Select Low-melting glass glaze prints, and dries, and enters annealing furnace, lowers the temperature, in glass surface shape through high temperature sintering and Quick uniform Become the convex grain of low-melting glass, and complete tempering.This process batch before glass dispatches from the factory completes.
4. the preparation of solar double-glass assemblies
Owing to needing the uncontrollable factor being accurately positioned and artificial typesetting exists, automation equipment is preferably used and carries out typesetting Lay.Afterwards, through EL test, lamination, chamfered edge, cleaning, fill the operation such as rosette, embedding, solar double-glass assemblies completes.
Certainly, it is above preferred implementation of the present utility model.It should be pointed out that, the ordinary skill for the art For personnel, on the premise of without departing from this utility model ultimate principle, it is also possible to make some improvements and modifications, these improve It is also considered as protection domain of the present utility model with retouching.

Claims (11)

1. a photovoltaic back side float glass, for realizing coordinating with solar battery string (3), it is characterised in that include glass Base material (1) and be arranged on the described glass baseplate (1) the convex grain of the glass (2) towards described solar battery string (3) side surface, described The fusing point of the convex grain of glass (2) is less than the fusing point of described glass baseplate (1).
The photovoltaic back side the most according to claim 1 float glass, it is characterised in that the convex grain of described glass (2) is arranged on The adjacent gap location between described solar battery string (3).
The photovoltaic back side the most according to claim 2 float glass, it is characterised in that described in each described adjacent two too Glass convex grain (2) quantity between sun battery strings (3) is identical.
The photovoltaic back side the most according to claim 2 float glass, it is characterised in that be positioned at solar cell described in same string The convex grain of the described glass (2) of string (3) gap location is arranged with column alignment.
The photovoltaic back side the most according to claim 2 float glass, it is characterised in that described in each described adjacent two too Glass convex grain (2) quantity between two adjacent cell pieces of sun battery strings (3) is two, is separately positioned on described in the same direction At 1/3rd of the cell piece length direction of solar battery string (3) and at 2/3rds.
The photovoltaic back side the most according to claim 1 float glass, it is characterised in that the height of the convex grain of described glass (2) Front and back two glasses interval after being laminated less than photovoltaic module.
The photovoltaic back side the most according to claim 6 float glass, it is characterised in that the height of the convex grain of described glass (2) Be about photovoltaic module lamination after front and back two glasses interval 2/1sts to three/2nd.
The photovoltaic back side the most according to claim 1 float glass, it is characterised in that be positioned at described glass baseplate (1) The part in the outside of described solar battery string (3) is provided with the convex grain of described glass (2).
The photovoltaic back side the most according to claim 1 float glass, it is characterised in that the convex grain of described glass (2) is white.
The photovoltaic back side the most according to claim 1 float glass, it is characterised in that the fusing point of the convex grain of described glass (2) Fusing point less than described glass baseplate (1).
11. 1 kinds of solar double-glass assemblies, including photovoltaic back side float glass and solar battery string (3) and front pattern glass, encapsulation Glued membrane, it is characterised in that described photovoltaic back side float glass is the photovoltaic back side according to any one of claim 1 to 10 Float glass, the convex grain of the glass (2) of described photovoltaic back side float glass is towards described solar battery string (3).
CN201620618406.0U 2016-06-20 2016-06-20 Photovoltaic back side float glass and solar double-glass assemblies Active CN205723557U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201620618406.0U CN205723557U (en) 2016-06-20 2016-06-20 Photovoltaic back side float glass and solar double-glass assemblies
PCT/CN2017/081711 WO2017219752A1 (en) 2016-06-20 2017-04-24 Photovoltaic back float glass and double-glass assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620618406.0U CN205723557U (en) 2016-06-20 2016-06-20 Photovoltaic back side float glass and solar double-glass assemblies

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CN205723557U true CN205723557U (en) 2016-11-23

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017219752A1 (en) * 2016-06-20 2017-12-28 珠海格力电器股份有限公司 Photovoltaic back float glass and double-glass assembly
CN108054228A (en) * 2017-12-11 2018-05-18 杭州博阳太阳能科技有限公司 A kind of solar cell module and its manufacturing method
CN109509801A (en) * 2018-12-27 2019-03-22 浙江晶科能源有限公司 A kind of double glass photovoltaic module back glass and double glass photovoltaic modulies

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115140950B (en) * 2022-09-05 2022-11-08 山东中清智能科技股份有限公司 Glass for photoelectric module and preparation method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102790046A (en) * 2012-07-27 2012-11-21 常州亿晶光电科技有限公司 Combining template for photovoltaic lamination laying of batteries
CN103383973A (en) * 2013-07-25 2013-11-06 英利能源(中国)有限公司 Novel double-glass solar assembly encapsulation structure and production method thereof
CN203690319U (en) * 2013-12-20 2014-07-02 常州亿晶光电科技有限公司 EVA adhesive film for manufacturing photovoltaic assembly
CN205050846U (en) * 2015-07-21 2016-02-24 珠海格力电器股份有限公司 Photovoltaic module
CN205723557U (en) * 2016-06-20 2016-11-23 珠海格力电器股份有限公司 Photovoltaic back side float glass and solar double-glass assemblies

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017219752A1 (en) * 2016-06-20 2017-12-28 珠海格力电器股份有限公司 Photovoltaic back float glass and double-glass assembly
CN108054228A (en) * 2017-12-11 2018-05-18 杭州博阳太阳能科技有限公司 A kind of solar cell module and its manufacturing method
CN109509801A (en) * 2018-12-27 2019-03-22 浙江晶科能源有限公司 A kind of double glass photovoltaic module back glass and double glass photovoltaic modulies

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Effective date of registration: 20170315

Address after: 519070 Guangdong city of Zhuhai Province Qianshan

Patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI

Patentee after: ZHUHAI GREE ENERGY ENVIRONMENTAL TECHNOLOGY CO.,LTD.

Address before: 519070 Guangdong city of Zhuhai Province Qianshan

Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI

TR01 Transfer of patent right