CN103872159A - Photovoltaic module packaging method - Google Patents
Photovoltaic module packaging method Download PDFInfo
- Publication number
- CN103872159A CN103872159A CN201410036206.XA CN201410036206A CN103872159A CN 103872159 A CN103872159 A CN 103872159A CN 201410036206 A CN201410036206 A CN 201410036206A CN 103872159 A CN103872159 A CN 103872159A
- Authority
- CN
- China
- Prior art keywords
- glued membrane
- glass
- top surface
- eva glued
- cephacoria
- Prior art date
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004806 packaging method and process Methods 0.000 title abstract 4
- 239000003365 glass fiber Substances 0.000 claims abstract description 36
- 239000011521 glass Substances 0.000 claims abstract description 25
- 239000012528 membrane Substances 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 9
- 239000003292 glue Substances 0.000 abstract 4
- 239000005022 packaging material Substances 0.000 abstract 1
- 238000005538 encapsulation Methods 0.000 description 10
- 238000003475 lamination Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 2
- XINQFOMFQFGGCQ-UHFFFAOYSA-L (2-dodecoxy-2-oxoethyl)-[6-[(2-dodecoxy-2-oxoethyl)-dimethylazaniumyl]hexyl]-dimethylazanium;dichloride Chemical compound [Cl-].[Cl-].CCCCCCCCCCCCOC(=O)C[N+](C)(C)CCCCCC[N+](C)(C)CC(=O)OCCCCCCCCCCCC XINQFOMFQFGGCQ-UHFFFAOYSA-L 0.000 description 1
- 229910004613 CdTe Inorganic materials 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor 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
- H01L31/04—Semiconductor 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor 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
- H01L31/04—Semiconductor 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a photovoltaic module packaging method. On the basis of the existing industrialization photovoltaic module packaging structure, a layer of top surface glass fibers is added among a light receiving face of a solar battery, glass (or a front film) and a top surface EVA glue film to from a structure of glass (or a front film)/(top surface EVA glue film)/top surface glass fibers/top surface EVA glue film/solar battery/(back glass fibers)/back EVA glue film/back plate, the transmissivity of a packaging material of the light receiving face of the solar battery is improved, the transmissivity of a 400-900 nanometer visible light wave band is improved, the optics packaging loss is reduced, and the output power of a module is increased.
Description
Technical field
The invention belongs to photovoltaic module preparation field, be specifically related to a kind of photovoltaic component encapsulating method.
Background technology
In order to improve the life-span of solar cell and to obtain required electric property, need to, by solar cell by encapsulation and inner Join, be made into minimum generator unit---photovoltaic module by laminating machine.In prior art, the encapsulating material adopting in crystal silicon component encapsulating structure lay order as shown in Figure 1, from sensitive surface successively: glass 10/ end face EVA glued membrane 11/ solar cell 12/ back side EVA glued membrane 13/ back side glass fibre 14/ backboard 15; Fexible film component package material lay order as shown in Figure 2, from sensitive surface successively: cephacoria 20/ end face EVA glued membrane 21/ solar cell 22/ back side EVA glued membrane 23/ backboard 25.For example, patent 201220475621.1 discloses a kind of solar photovoltaic assembly method for packing, its encapsulating material lay order from sensitive surface successively: backboard/end face EVA glued membrane/solar cell/back side EVA glued membrane/encapsulated layer.
In prior art, light will pass through glass (or cephacoria)/end face EVA glued membrane in from assembly surface to solar cell successively, glass (or cephacoria) and end face EVA glued membrane can produce and absorb light, cause optical package loss, thereby make its actual power be less than theoretical power (horse-power).
The transmissivity of the glass (or cephacoria) of solar cell sensitive surface and end face EVA glued membrane encapsulation combination is higher, and the light that enters into battery is also just more, and the power output of battery is directly proportional to light intensity, and battery power output is larger.In the situation that battery and other auxiliary materials are constant, improve the transmissivity of glass (or cephacoria) and end face EVA glued membrane encapsulation combination, especially improve 400-900nm visible light wave range transmissivity, can increase the power output of assembly, reduce optical package loss.
Summary of the invention
Cause the problem of optical package loss for encapsulation in prior art, the invention provides a kind of method for packing, improve the transmissivity of glass (or cephacoria) and end face EVA glued membrane encapsulation combination, especially improve 400-900nm visible light wave range transmitance, increase the power output of assembly, reduce optical package loss.
A kind of photovoltaic component encapsulating method, at existing industrialization photovoltaic component encapsulating structure (Fig. 1, on basis Fig. 2), at solar cell sensitive surface, between glass (or cephacoria) and end face EVA glued membrane, add one deck top surface of the glass fiber, to improve solar cell sensitive surface encapsulating material transmissivity, reduce optical package loss, increase assembly power output.
Existing industrialization photovoltaic module is produced in packaging process glass fibre is added in to back of solar cell, just bring into play the function that glass fibre can improve assembly mechanical strength and insulating properties, do not utilized the glass fibre can to improve the function of 400-900nm visible light wave range transmitance.
As preferably, method for packing of the present invention adds one deck end face EVA glued membrane between glass (or cephacoria) and top surface of the glass fiber again, forms the structure of glass (or cephacoria)/end face EVA glued membrane/top surface of the glass fiber/end face EVA glued membrane/solar cell/(back side glass fibre)/back side EVA glued membrane/backboard.
In the present invention, described top surface of the glass fiber grammes per square metre is preferably 18-23g/m
2, thickness is preferably 0.1-0.13mm, can substantially stop the phenomenon of the visible glass fiber of naked eyes after lamination.
In the present invention, the end face EVA film thickness that is positioned at top surface of the glass fiber top and bottom is preferably 0.3mm, not only control the problem that uses multilayer EVA glued membrane to increase component thickness and weight, also solved the problem of pressing not shadow-mark sound assembly presentation quality due to glass fibre simultaneously.
Solar cell of the present invention is crystal silicon battery, hull cell, as monocrystalline silicon battery, microcrystal silicon battery, amorphous silicon film battery, CIGS hull cell, CdTe hull cell, III-V compounds of group battery etc., but is not limited to this.Encapsulating material is hard material or flexible material.
Compared with prior art, it is only the top surface of the glass fiber of 0.1-0.13mm that the present invention adds a layer thickness between glass (or cephacoria) and end face EVA glued membrane, utilize glass fibre can improve the function of 400-900nm visible light wave range transmitance, reduce optical package loss, increase power stage.
Accompanying drawing explanation
Fig. 1 is existing industrialization crystal silicon component encapsulating structure schematic diagram;
Fig. 2 is existing industrialization fexible film assembly encapsulation structure schematic diagram;
Fig. 3 is for the invention provides crystal silicon component encapsulating structure schematic diagram;
Fig. 4 is for the invention provides fexible film assembly encapsulation structure schematic diagram;
Fig. 5 is the optical gain correction data figure of the present invention for crystal silicon component encapsulation;
Fig. 6 a-f is the optical gain correction data figure of the present invention for fexible film component package;
Embodiment
Describe the present invention in detail below in conjunction with embodiment and accompanying drawing, but the present invention is not limited to this.
Embodiment 1
As shown in Figure 1, material lays order and from plane of illumination, is followed successively by glass 10/ end face EVA glued membrane 11/ solar cell 12/ back side glass fibre 13/ back side EVA glued membrane 14/ backboard 15 existing industrialization crystal silicon component encapsulating structure.Photovoltaic component encapsulating method of the present invention, for the material of crystal silicon component lay order from plane of illumination as shown in Figure 3, be followed successively by glass 10/ end face EVA glued membrane 11 '/top surface of the glass fiber 100/ end face EVA glued membrane 11 '/solar cell 12/ back side glass fibre 13/ back side EVA glued membrane 14/ backboard 15.Between glass 10 and end face EVA glued membrane 11, add one deck top surface of the glass fiber 100, thickness is 0.1-0.13mm, and grammes per square metre is 18-23g/m
2.And the existing industrialization of the end face EVA glued membrane 11 ' replacement 0.5mm end face EVA glued membrane 11 of selecting two-layer 0.3mm, it is constant that unclassified stores lays order.Adopt laminating machine respectively by glass 10/ end face EVA glued membrane 11, glass 10/ end face EVA glued membrane 11 '/top surface of the glass fiber 100/ end face EVA glued membrane 11 ' hot-press solidifying, after naturally cooling, by transmisivity data after Lamda750 spectrophotometer tested glass 10/ end face EVA glued membrane 11 samples and glass 10/ end face EVA glued membrane 11 '/top surface of the glass fiber 100/ end face EVA glued membrane 11 ' sample lamination, data result is shown in Fig. 5, contrast can be found out: add after one deck top surface of the glass fiber 100, at 400-900nm wave band, transmissivity on average improves 2% left and right.
Embodiment 2
As shown in Figure 2, material lays order and from plane of illumination, is followed successively by cephacoria 20/ end face EVA glued membrane 21/ solar cell 22/ back side EVA glued membrane 23/ backboard 25 existing industrialization fexible film assembly encapsulation structure.Photovoltaic component encapsulating method of the present invention, for fexible film assembly, material lay order from plane of illumination as shown in Figure 4, be followed successively by cephacoria 20/ end face EVA glued membrane 21 '/top surface of the glass fiber 200/ end face EVA glued membrane 21 '/solar cell 22/ back side EVA glued membrane 23/ backboard 25.Between cephacoria 20 and end face EVA glued membrane 21, add layer of glass 200, thickness is 0.1-0.13mm, and grammes per square metre is 18-23g/m
2.And select the existing industrialization of two-layer 0.3mm end face EVA glued membrane 21 ' replacement 0.5mm end face EVA glued membrane 21, it is constant that unclassified stores lays order.Adopt laminating machine respectively by cephacoria 20/ end face EVA glued membrane 21, cephacoria 20/ end face EVA glued membrane 21 '/top surface of the glass fiber 200/ end face EVA glued membrane 21 ' hot-press solidifying, after naturally cooling, by transmittance values after Lamda750 spectrophotometer test cephacoria 20/ end face EVA glued membrane 21 samples and cephacoria 20/ end face EVA glued membrane 21 '/top surface of the glass fiber 200/ end face EVA glued membrane 21 ' sample lamination, as Fig. 6 a, Fig. 6 b, shown in Fig. 6 c.It is that (Fig. 6 a), (Fig. 6 b), (Fig. 6 is sample preparation c) for 3M cephacoria for FEP cephacoria for ETFE cephacoria that the present embodiment adopts conventional three kinds of cephacorias in the industry, employing modernization flat high temperature cloth lamination for crystal silicon, add after layer of glass, all can be at 400-900nm wave band, obtain 2% transmissivity gain.
Embodiment 3
Because cephacoria in fexible film assembly encapsulation structure is all flexible material, therefore the pit high temperature cloth laminations that adopt when lamination more.By photovoltaic component encapsulating method of the present invention, for fexible film assembly, adopt pit high temperature cloth lamination, other material is all identical with embodiment 2 with step, obtain adding after top surface of the glass fiber 200 with the transmissivity comparison diagram not adding as Fig. 6 d (ETFE cephacoria), Fig. 6 e (FEP cephacoria), shown in Fig. 6 f (3M cephacoria).Can find out and adopt pit high temperature cloth lamination gained sample, add glass fibre after transmissivity gain more obvious, maximum can reach 5% left and right.
The above is preferred embodiment of the present invention; the not restriction to technical solution of the present invention; in the situation that not deviating from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (6)
1. a photovoltaic component encapsulating method, the order of laying of encapsulating material is followed successively by from sensitive surface: glass (or cephacoria)/end face EVA glued membrane/solar cell/(back side glass fibre)/back side EVA glued membrane/backboard, it is characterized in that, between glass (or cephacoria) and end face EVA glued membrane, add one deck top surface of the glass fiber.
2. photovoltaic component encapsulating method as claimed in claim 1, it is characterized in that, between glass (or cephacoria) and top surface of the glass fiber, add again one deck end face EVA glued membrane, form the structure of glass (or cephacoria)/end face EVA glued membrane/top surface of the glass fiber/end face EVA glued membrane/solar cell/(back side glass fibre)/back side EVA glued membrane/backboard.
3. photovoltaic component encapsulating method as claimed in claim 1 or 2, is characterized in that, the grammes per square metre of described top surface of the glass fiber is 18-23g/m
2.
4. photovoltaic component encapsulating method as claimed in claim 1 or 2, is characterized in that, the thickness of described top surface of the glass fiber is 0.1-0.13mm.
5. photovoltaic component encapsulating method as claimed in claim 2, is characterized in that, described end face EVA film thickness is 0.3mm.
6. photovoltaic component encapsulating method as claimed in claim 1, is characterized in that, described solar cell is crystal silicon battery, hull cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036206.XA CN103872159A (en) | 2014-01-26 | 2014-01-26 | Photovoltaic module packaging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410036206.XA CN103872159A (en) | 2014-01-26 | 2014-01-26 | Photovoltaic module packaging method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103872159A true CN103872159A (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410036206.XA Pending CN103872159A (en) | 2014-01-26 | 2014-01-26 | Photovoltaic module packaging method |
Country Status (1)
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| CN (1) | CN103872159A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786614A (en) * | 2015-04-14 | 2015-07-22 | 四川和鼎环保工程有限责任公司 | Component compounding method beneficial to performance of photovoltaic panel |
| CN108376717A (en) * | 2016-10-31 | 2018-08-07 | 上迈（香港）有限公司 | The preparation method and laminar structure of photovoltaic module laminar structure, photovoltaic module |
| CN111403513A (en) * | 2018-12-27 | 2020-07-10 | 北京汉能光伏投资有限公司 | Solar power supply clothes, and packaging method and device of solar cell module |
| CN114899276A (en) * | 2022-04-29 | 2022-08-12 | 杭州玻美文化艺术有限公司 | Production method for packaging photovoltaic module by using gridding liquid adhesive film and photovoltaic module |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1146077A (en) * | 1995-07-19 | 1997-03-26 | 佳能株式会社 | Semiconductor device and process for production thereof |
| CN1154002A (en) * | 1995-10-17 | 1997-07-09 | 佳能株式会社 | Solar cell module having surface side covering material with specific nonwoven glass fiber member |
| JPH10341030A (en) * | 1997-06-09 | 1998-12-22 | Canon Inc | Solar cell module |
| JP2011249720A (en) * | 2010-05-31 | 2011-12-08 | Kst Co Ltd | Bonding sheet for panel, method for manufacturing panel, sealing sheet for panel, sealing sheet for solar cell and method for manufacturing solar cell |
| CN203071105U (en) * | 2012-12-10 | 2013-07-17 | 厦门冠宇科技有限公司 | Flexible crystalline silicon solar panel |
| CN103247706A (en) * | 2013-04-27 | 2013-08-14 | 秦许兵 | Light-weight photovoltaic module |
-
2014
- 2014-01-26 CN CN201410036206.XA patent/CN103872159A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1146077A (en) * | 1995-07-19 | 1997-03-26 | 佳能株式会社 | Semiconductor device and process for production thereof |
| CN1154002A (en) * | 1995-10-17 | 1997-07-09 | 佳能株式会社 | Solar cell module having surface side covering material with specific nonwoven glass fiber member |
| JPH10341030A (en) * | 1997-06-09 | 1998-12-22 | Canon Inc | Solar cell module |
| JP2011249720A (en) * | 2010-05-31 | 2011-12-08 | Kst Co Ltd | Bonding sheet for panel, method for manufacturing panel, sealing sheet for panel, sealing sheet for solar cell and method for manufacturing solar cell |
| CN203071105U (en) * | 2012-12-10 | 2013-07-17 | 厦门冠宇科技有限公司 | Flexible crystalline silicon solar panel |
| CN103247706A (en) * | 2013-04-27 | 2013-08-14 | 秦许兵 | Light-weight photovoltaic module |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786614A (en) * | 2015-04-14 | 2015-07-22 | 四川和鼎环保工程有限责任公司 | Component compounding method beneficial to performance of photovoltaic panel |
| CN108376717A (en) * | 2016-10-31 | 2018-08-07 | 上迈（香港）有限公司 | The preparation method and laminar structure of photovoltaic module laminar structure, photovoltaic module |
| CN108376717B (en) * | 2016-10-31 | 2020-05-12 | 上迈(镇江)新能源科技有限公司 | Preparation method of photovoltaic module laminated structure, laminated structure and photovoltaic module |
| CN111403513A (en) * | 2018-12-27 | 2020-07-10 | 北京汉能光伏投资有限公司 | Solar power supply clothes, and packaging method and device of solar cell module |
| CN114899276A (en) * | 2022-04-29 | 2022-08-12 | 杭州玻美文化艺术有限公司 | Production method for packaging photovoltaic module by using gridding liquid adhesive film and photovoltaic module |
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| DD01 | Delivery of document by public notice | ||
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Addressee: Optony Solar (Hangzhou) Co., Ltd. Document name: Notification of Patent Invention Entering into Substantive Examination Stage |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 310051 9-1 binwen Road, Binjiang District West Hing Street, Hangzhou, Zhejiang Applicant after: Optony Solar (Hangzhou) Co., Ltd. Address before: 310051 2 building, 5 Jiangling Road, Binjiang District, Hangzhou, Zhejiang, 88 Applicant before: Optony Solar (Hangzhou) Co., Ltd. |
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| CB03 | Change of inventor or designer information | ||
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Inventor after: Rong Junmei Inventor after: Liu Fang Inventor after: Li Xuegeng Inventor after: Zheng Xuancheng Inventor before: Zheng Xuancheng Inventor before: Rong Junmei Inventor before: Li Xuegeng |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140618 |