CN106558629A - A kind of environment protection solar cell component and laminating method - Google Patents

A kind of environment protection solar cell component and laminating method Download PDF

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Publication number
CN106558629A
CN106558629A CN201510594021.5A CN201510594021A CN106558629A CN 106558629 A CN106558629 A CN 106558629A CN 201510594021 A CN201510594021 A CN 201510594021A CN 106558629 A CN106558629 A CN 106558629A
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CN
China
Prior art keywords
adhesive film
environment protection
eva adhesive
solar cell
backboards
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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.)
Pending
Application number
CN201510594021.5A
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Chinese (zh)
Inventor
张军涛
蔡灯荣
周锐敏
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CEEG Shanghai Solar Science and Technology Co Ltd
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CEEG Shanghai Solar Science and Technology Co Ltd
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Filing date
Publication date
Application filed by CEEG Shanghai Solar Science and Technology Co Ltd filed Critical CEEG Shanghai Solar Science and Technology Co Ltd
Priority to CN201510594021.5A priority Critical patent/CN106558629A/en
Publication of CN106558629A publication Critical patent/CN106558629A/en
Pending legal-status Critical Current

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    • 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

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The present invention relates to a kind of environment protection solar cell component and laminating method.The battery component is formed by laminated piece lamination, and described laminated piece is from top to bottom followed successively by glass (1), the first EVA adhesive film (2), cell piece group (3), EVA cover fillets (4), isolating bar (5), the second EVA adhesive film (6) and APE backboards (7).Described laminated piece is placed on laminating machine and is laminated, realize the solidification of glass (1), cell piece group (3) and APE backboards (7).Compared with prior art, the present invention has the advantages that product environmental protection is reliable, convenient for production, market application foreground is wide.

Description

A kind of environment protection solar cell component and laminating method
Technical field
The present invention relates to a kind of solar module and laminating method, more particularly, to a kind of environment protection solar Battery component and laminating method.
Background technology
Photovoltaic system has the hidden danger that spontaneous combustion occurs due to the impact of the failures such as hot spot and electric arc, once occur, just Roof fire can be caused.Often there is report, on the roof equipped with photovoltaic system, because the failure of photovoltaic system is led Battery component spontaneous combustion and roof fire are caused, and huge loss are brought to user.
, based on fluorine-containing type TPT backboards or TPE backboards, wherein TPE backboards are i.e. by upper and lower for current battery component Outer layer polytetrafluoroethylene film (T), intermediate layer mylar (P) and internal layer EVA adhesive film (E) are constituted by two-layer glue Backboard;TPT backboards are i.e. by upper and lower two-layer glue by outer layer polytetrafluoroethylene film (T), intermediate layer polyester The backboard that film (P) and internal layer polytetrafluoroethylene film (T) are constituted.When there is system fire, cell module back veneer material Material can produce a kind of poisonous hydrogen fluoride gas in combustion, and hydrogen fluoride gas are harmful.According to foreign countries Law, when there is fire using the photovoltaic system that fluorine-containing type backboard builds up, fire fighter can not be disappeared into scene Anti- process, once there is fire in system, it is possible to and cause whole system to be burnt, loss to user and to environment Destruction is all huge.
In existing battery component design, when system occurs fire, component belongs to blank in terms of environmental conservation.
The content of the invention
The purpose of the present invention is exactly to provide a kind of environment-friendly type sun to overcome the defect of above-mentioned prior art presence Can battery component and laminating method.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of environment protection solar cell component, the battery component are formed by laminated piece lamination, it is characterised in that Described laminated piece is from top to bottom followed successively by glass, the first EVA adhesive film, cell piece group, EVA cover fillets, isolation Bar, the second EVA adhesive film and APE backboards.
Described APE backboards be using UV resistant, wet and heat ageing resistant, resistant to ammonia, salt tolerant, anti abrasive poly- ten APE backboards made by two lactams materials, which meets photovoltaic component back plate design requirement, while in burning not Toxic gas can be produced, environment will not be damaged.
Described cell piece group is in series by the array that multiple cell pieces are constituted, can be big according to cell piece component Little demand is setting the number of battery strings array.
Described battery component also includes interconnecting strip and busbar, and the interconnecting strip is used to connect described array In multiple cell pieces, described busbar for described array is connected in series, realize cell piece it Between ordered arrangement and connection.
Described glass is safety glass, the safety glass low cost, material are firm, water proof trapping ability of immigrants strong, Light transmittance is high.
Described cell piece is Monocrystalline silicon cell piece, its electric energy conversion efficiency height.
A kind of environment protection solar cell component lamination method, it is characterised in that the method is comprised the following steps:
(1) described laminated piece is placed on laminating machine hot plate, carries out 140 DEG C~145 DEG C heat treated, while The vacuum for carrying out 5~6min is the process of -1Mp evacuation;The first described EVA adhesive film and the second EVA adhesive film Melt, the first EVA adhesive film of described thawing fills the gap between described glass and cell piece group, described Thawing the described cell piece group of the second EVA adhesive film filling and APE backboards between gap;
(2) apply the atmospheric pressure of 1Mp on described laminated piece backboard, and keep 10~12min, it is described Thawing the first EVA adhesive film and the second EVA adhesive film carry out cross-linking reaction, so as to realize glass, cell piece group With the solidification of APE backboard threes.
In described step (2), cross-linking reaction is specifically included:First EVA adhesive film of described thawing and second Cross-linking agent in EVA adhesive film is decomposed, and the peroxide bridge in cross-linking agent breaks to form peroxy radical RO-, with On EVA side chains, the H of alkyl is combined, and two alkyl active groups just complete cross-linking reaction after combining, so as to realize The firm connection of glass, cell piece group and APE backboards, improves the stability of component.
Compared with prior art, the invention has the advantages that:Using new backboard, will not produce during burning Noxious material, meets national environmental protection policy, and new product is promoted convenient;The battery module structure is simple, production process letter It is single, it is easy to accomplish.
Description of the drawings
Fig. 1 is the structural representation of battery component of the present invention;
Fig. 2 is the front view of battery component of the present invention.
In figure, 1 is glass, and 2 is the first EVA adhesive film, and 3 is cell piece group, and 4 is EVA cover fillets, 5 be every From bar, 6 is the second EVA adhesive film, and 7 is APE backboards, and 8 is interconnecting strip, and 9 is busbar.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As depicted in figs. 1 and 2, a kind of environment protection solar cell component, the battery component are laminated by laminated piece Form, described laminated piece is from top to bottom followed successively by glass 1, the first EVA adhesive film 2, cell piece group 3, EVA Cover fillet 4, isolating bar 5, the second EVA adhesive film 6 and APE backboards 7.
Described APE backboards 7 be using resistance to ultraviolet, wet and heat ageing resistant, resistant to ammonia, salt tolerant, anti abrasive poly- ten APE backboards 7 made by two lactams materials, which meets photovoltaic component back plate design requirement, while in burning Toxic gas will not be produced, environment will not be damaged.Described cell piece group 3 is by by multiple cell piece groups Into array be in series, the number of battery strings array can be set according to cell piece component size demand.Institute The battery component stated also includes interconnecting strip 8 and busbar 9, and the interconnecting strip 8 is used to connect described array In multiple cell pieces, described busbar 9 realizes cell piece for described array is connected in series Between ordered arrangement and connection.Described glass 1 is safety glass, the safety glass low cost, material be firm, Water proof trapping ability of immigrants is strong, light transmittance is high.Described cell piece is Monocrystalline silicon cell piece, its electric energy conversion efficiency height.
The design principle of the environment protection solar cell component is that a kind of environment-friendly type APE is adopted in cell module encapsulation Backboard 7 substitutes current fluorine-containing backboard, and environment-friendly type APE backboard 7 itself is not fluorine-containing, therefore fire occurs in system When component burns, toxic gas will not be produced, fire fighter can be entered to system into scene of fire with the very first time Row fire-fighting is processed, and has both reduced the economic loss of user, and it also avoid that component burning in fire process produces is poisonous Destruction of the gas to environment.
A kind of environment protection solar cell component lamination method, it is characterised in that the method is comprised the following steps:
(1) described laminated piece is placed on laminating machine hot plate, carries out 140 DEG C~145 DEG C heat treated, while The vacuum for carrying out 5~6min is the process of -1Mp evacuation;The first described EVA adhesive film 2 and the 2nd EVA glue Film 6 melts, and the first EVA adhesive film 2 of described thawing is filled between described glass 1 and cell piece group 3 Gap, the second EVA adhesive film 6 of described thawing are filled between described cell piece group 3 and APE backboards 7 Gap;
(2) apply the atmospheric pressure of 1Mp on described laminated piece backboard 7, and keep 10~12min, institute First EVA adhesive film 2 of the thawing stated and the second EVA adhesive film 6 carry out cross-linking reaction, so as to realize glass 1, The solidification of 7 three of cell piece group 3 and APE backboards.
In described step (2), cross-linking reaction is specifically included:First EVA adhesive film 2 and second of described thawing Cross-linking agent in EVA adhesive film 6 is decomposed, and the peroxide bridge in cross-linking agent breaks to form peroxy radical RO-, Combined with the H of alkyl on EVA side chains, two alkyl active groups just complete cross-linking reaction after combining, so as to reality The firm connection of existing glass 1, cell piece group 3 and APE backboards 7, improves the stability of component.
Cell piece after solidification is no longer moved, and does not substantially produce thermal contraction.Novel environment friendly component not only meets outdoor The prescription of 25 years longtime runnings, while the discharge of carbon compound when existing fluorine material is reclaimed can be reduced, has Beneficial to the protection of environment.In addition, the technology is completely suitable for current component producing line configuration, and whether automatization is also It is manualization, does not need any hardware modification or input.Component production efficiency is not affected, meanwhile, outside component Shape design is not required to change, and production technology is not required to adjustment.On the premise of component cost is not increased, it is ensured that on market The normal order of environment protection solar cell component and supply, substantially increase the market competitiveness of component company.

Claims (8)

1. a kind of environment protection solar cell component, it is characterised in that the battery component be laminated by laminated piece and Into, described laminated piece be from top to bottom followed successively by glass (1), the first EVA adhesive film (2), cell piece group (3), EVA cover fillets (4), isolating bar (5), the second EVA adhesive film (6) and APE backboards (7).
2. a kind of environment protection solar cell component according to claim 1, it is characterised in that described APE backboards (7) are using acyl in UV resistant, wet and heat ageing resistant, resistant to ammonia, salt tolerant, anti abrasive poly- 12 APE backboards (7) made by amine material.
3. a kind of environment protection solar cell component according to claim 1, it is characterised in that described Cell piece group (3) is in series by the array that multiple cell pieces are constituted.
4. a kind of environment protection solar cell component according to claim 1, it is characterised in that described Battery component also includes interconnecting strip (8) and busbar (9), and the interconnecting strip (8) is for the battery described in connecting Multiple cell pieces in array, described busbar (9) is for described array is connected in series.
5. a kind of environment protection solar cell component according to claim 1, it is characterised in that described Glass (1) is safety glass.
6. a kind of environment protection solar cell component according to claim 1, it is characterised in that described Cell piece is Monocrystalline silicon cell piece.
7. a kind of environment protection solar cell component lamination method as claimed in claim 1, it is characterised in that The method is comprised the following steps:
(1) described laminated piece is placed on laminating machine hot plate, carries out 140 DEG C~145 DEG C heat treated, while The vacuum for carrying out 5~6min is the process of -1Mp evacuation;Described the first EVA adhesive film (2) and the 2nd EVA Glued membrane (6) melts, and first EVA adhesive film (2) of described thawing fills described glass (1) and cell piece Described cell piece group (3) is filled in gap between group (3), second EVA adhesive film (6) of described thawing And the gap between APE backboards (7);
(2) apply the atmospheric pressure of 1Mp on described laminated piece backboard, and keep 10~12min, it is described Thawing the first EVA adhesive film (2) and the second EVA adhesive film (6) carry out cross-linking reaction, so as to realize glass (1), the solidification of cell piece group (3) and APE backboards (7) three.
8. a kind of environment protection solar cell component lamination method according to claim 6, it is characterised in that In described step (2), cross-linking reaction is specifically included:First EVA adhesive film (2) of described thawing and second Cross-linking agent in EVA adhesive film (6) is decomposed, and the peroxide bridge in cross-linking agent breaks to form peroxy radical RO-, Combined with the H of alkyl on EVA side chains, two alkyl active groups just complete cross-linking reaction after combining.
CN201510594021.5A 2015-09-17 2015-09-17 A kind of environment protection solar cell component and laminating method Pending CN106558629A (en)

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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
CN106558629A true CN106558629A (en) 2017-04-05

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1644989A1 (en) * 2003-07-07 2006-04-12 Dow Corning Corporation Encapsulation of solar cells
CN1877871A (en) * 2006-07-03 2006-12-13 王兴华 Vacuum hot-pressing process for solar cell assembly
CN102044581A (en) * 2009-10-09 2011-05-04 中电电气(上海)太阳能科技有限公司 Method for enhancing packaging efficiency of solar module
CN102623531A (en) * 2011-01-30 2012-08-01 苏州尚善新材料科技有限公司 Functional solar cell module backboard and manufacture method thereof
CN103280479A (en) * 2013-05-23 2013-09-04 常州回天新材料有限公司 Novel fluoride-free multilayer coextrusion solar cell back plate and preparation method thereof
CN103904149A (en) * 2012-12-27 2014-07-02 北京汉能创昱科技有限公司 Packaging structure and method for crystalline-silicon solar cells
CN104409550A (en) * 2014-11-19 2015-03-11 苏州尚善新材料科技有限公司 Solar back plate having high reflective rate
CN205050847U (en) * 2015-09-17 2016-02-24 中电电气(上海)太阳能科技有限公司 Environment -friendly solar module

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1644989A1 (en) * 2003-07-07 2006-04-12 Dow Corning Corporation Encapsulation of solar cells
CN1877871A (en) * 2006-07-03 2006-12-13 王兴华 Vacuum hot-pressing process for solar cell assembly
CN102044581A (en) * 2009-10-09 2011-05-04 中电电气(上海)太阳能科技有限公司 Method for enhancing packaging efficiency of solar module
CN102623531A (en) * 2011-01-30 2012-08-01 苏州尚善新材料科技有限公司 Functional solar cell module backboard and manufacture method thereof
CN103904149A (en) * 2012-12-27 2014-07-02 北京汉能创昱科技有限公司 Packaging structure and method for crystalline-silicon solar cells
CN103280479A (en) * 2013-05-23 2013-09-04 常州回天新材料有限公司 Novel fluoride-free multilayer coextrusion solar cell back plate and preparation method thereof
CN104409550A (en) * 2014-11-19 2015-03-11 苏州尚善新材料科技有限公司 Solar back plate having high reflective rate
CN205050847U (en) * 2015-09-17 2016-02-24 中电电气(上海)太阳能科技有限公司 Environment -friendly solar module

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Application publication date: 20170405