CN103545391A - Hidden-crack-preventing double-glass module - Google Patents
Hidden-crack-preventing double-glass module Download PDFInfo
- Publication number
- CN103545391A CN103545391A CN201310546302.4A CN201310546302A CN103545391A CN 103545391 A CN103545391 A CN 103545391A CN 201310546302 A CN201310546302 A CN 201310546302A CN 103545391 A CN103545391 A CN 103545391A
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- China
- Prior art keywords
- hidden
- edge
- backboard
- cell piece
- wiring hole
- 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
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- 239000011521 glass Substances 0.000 title claims abstract description 32
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 229920002397 thermoplastic olefin Polymers 0.000 claims description 4
- 239000005341 toughened glass Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000003475 lamination Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 208000037656 Respiratory Sounds Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000192 social effect Effects 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
- H01L31/0488—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
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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 invention discloses a hidden-crack-preventing double-glass photovoltaic module. The hidden-crack-preventing double-glass photovoltaic module comprises a front panel, a back panel and a cell, wherein the cell is arranged between the front panel and the back panel in a laminating mode, the back panel comprises a main back panel portion, an edge back panel portion and wiring holes, the main back panel portion overlaps with the cell in an attached mode, the edge back panel portion is arranged on the edge of the main back panel portion, the wiring holes are formed in the edge back panel portion, and bus bars of the cell can penetrate through the wiring holes. According to the hidden-crack-preventing double-glass photovoltaic module, the tradition that holes of a traditional double-glass photovoltaic module are formed in the reverse side of a battery is abandoned, the wiring holes are formed in the edge of the hidden-crack-preventing double-glass photovoltaic module, and are prevented from overlapping with the cell in position, the problem that breakage of the cell is caused in the process of laminating is effectively solved, and the problem that the number of hidden cracks of a battery is large in the process of laminating is effectively solved.
Description
Technical field
the present invention relates to photovoltaic field, particularly relate to a kind of anti-hidden two glass assemblies that split.
Background technology
In recent years, the economic development of China, living standards of the people and quality improve day by day, meanwhile, and also day by day the highlighting of energy crisis and environmental problem, national governments and various circles of society start to pay attention to the development of new forms of energy.The extensive use of solar energy power generating has embodied the theory of sustainable development source and recycling economy, readjusts the energy structure and ensures that energy security is improving and the environment and guarantee to occupy the status becoming more and more important in the sustainable development of human society of preserving our planet.China's photovoltaic industry has been caught historical opportunity to develop, continues to optimize production technology, improves management system, improves production quality, and the photovoltaic product of China has higher competitiveness in the world at present.This development with the strategic industry of ecological significance, Significance for Environment, social effect of photovoltaic new forms of energy is being built environmental society and is being realized aspect sustainable development and making increasing contribution.
At present, the development in photovoltaic market, apply also more and more extensive, product is just progressively to diversification future development, two glass photovoltaic modulies that reliability is high arise at the historic moment, traditional double glass photovoltaic module is mostly that normal assembly typesetting design is the same, punching on glass at cell backside, yet this design easily makes battery produce hidden crackle in module production process, thereby component power declines, reliability reduces, and easily causes hot spot effect, needs badly and improves the battery fragmentation of two glass photovoltaic modulies and the hidden crack problem of battery that lamination causes.
Summary of the invention
For addressing the above problem, the invention provides and a kind ofly can effectively reduce the hidden problem of splitting in two glass light photovoltaic assembly lamination process, solve the anti-hidden pair glass light photovoltaic assemblies that split of the problem that the battery fragmentation rate of two glass light photovoltaic assemblies is high.
Technical scheme of the present invention is as follows: a kind of anti-hidden two glass light photovoltaic assemblies that split, comprise header board, backboard and be laminated to the cell piece between described header board and backboard, described backboard has main body backboard portion, edge backboard portion and wiring hole, described main body backboard portion and the laminating of described cell piece are overlapping, described edge backboard portion is positioned at the edge of described main body backboard portion, and described wiring hole is arranged at described edge backboard portion and for the convergent belt of described cell piece is passed.
Preferably, described backboard adopts the ultra-thin normal transparent toughened glass of 2.5mm.
Preferably, described cell piece comprises one or more convergent belt, and described wiring hole is arranged at a side of a described convergent belt or is arranged at the interval of described many convergent belts.
Preferably, institute's cell piece comprises cell piece group and for encapsulating the encapsulated layer of described cell piece group, described encapsulated layer is thermoplastic olefin material.
Preferably, described main body backboard portion, edge backboard portion and wiring hole are one-body molded.
Preferably, described wiring hole is also communicated with and is provided with terminal box.
Adopt the beneficial effect of above technical scheme: the two glass assembly position of opening of two glass photovoltaic module abandoning traditions in the present invention are in the tradition of cell backside, wiring hole is opened at assembly edge, avoid and cell piece location overlap, the cell piece Crushing Problem causing in effective less lamination process, effectively reduces the more problem of the hidden crackle of battery in lamination process.
Adopt above technical scheme also to there is other beneficial effect:
The first, the wiring hole in the present invention has also passed through design cleverly in position details, the position of wiring hole is arranged between two convergent belt spacing, can save assembly area like this, the consumption of glass and glued membrane reduces thereupon, and component efficiency also increases to some extent simultaneously.
The second, the encapsulated layer in the present invention adopts thermoplastic polyolefin, and the lamination time is short, and production capacity is large, traditional E VA lamination once needs 20 minutes, heat cured polyolefin needs more than half an hour, and the thermoplastic that the present invention adopts only needs 10 minutes, has greatly improved production capacity.
Three, the wiring hole in the present invention can adapt to conventional electrical connectors, without die sinking again.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention 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 some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the anti-hidden front schematic view of splitting two glass light photovoltaic assemblies disclosed by the invention;
Fig. 2 is the anti-hidden reverse side schematic diagram that splits two glass light photovoltaic assemblies disclosed by the invention;
Fig. 3 is the anti-hidden schematic top plan view of splitting two glass light photovoltaic assemblies disclosed by the invention.
The title of the numeral in figure or the corresponding component of alphabetical representative:
1. header board 2. backboard 21. main body backboard portion 22. edge backboard portion 23. wiring hole 31. cell piece group 32. encapsulated layer 33. convergent belt 4. terminal boxes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1-Fig. 3, as shown in legend wherein, a kind of anti-hidden two glass light photovoltaic assemblies that split, comprise header board 1, backboard 2 and are laminated to the cell piece between header board 1 and backboard.
Above-mentioned backboard 2 is the ultra-thin normal transparent toughened glass of 2.5mm, and has main body backboard portion 21, edge backboard portion 22 and wiring hole 23.
Above-mentioned cell piece comprises cell piece group 31, for encapsulated layer 32 and four convergent belts 33 of packaged battery sheet group 31.
Main body backboard portion 21 is overlapping with above-mentioned cell piece laminating, and edge backboard portion 22 is positioned at the edge of main body backboard portion 21, and wiring hole 23 is arranged at edge backboard portion 22 and for convergent belt 33 is passed.
The above-mentioned pair of two glass assemblies of glass light photovoltaic assembly abandoning tradition are arranged on position of opening the tradition of cell backside, wiring hole 23 is opened in back plate edges portion 22, avoid and cell piece location overlap, the cell piece Crushing Problem causing in effective less lamination process, effectively reduces the more problem of the hidden crackle of battery in lamination process.
In order to save assembly area, reduce the consumption of glass and glued membrane, improve component efficiency simultaneously, wiring hole 23 is arranged at the interval of four convergent belts 33.
For the brief lamination time, improve production capacity, encapsulated layer 32 adopts thermoplastic olefin material, traditional E VA lamination once needs 20 minutes, heat cured polyolefin needs more than half an hour, and the thermoplastic that the present invention adopts only needs 10 minutes, has greatly improved production capacity.
In order to reduce die sinking, wiring hole 23 is also communicated with and is provided with terminal box 4, and terminal box 4 is traditional terminal box, and wiring hole 23 can adapt to conventional electrical connectors.
Be more than the description to the embodiment of the present invention, by the above-mentioned explanation to the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.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 the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention 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 (6)
1. prevent hidden two glass light photovoltaic assemblies that split for one kind, it is characterized in that, comprise header board, backboard and be laminated to the cell piece between described header board and backboard, described backboard has main body backboard portion, edge backboard portion and wiring hole, described main body backboard portion and the laminating of described cell piece are overlapping, described edge backboard portion is positioned at the edge of described main body backboard portion, and described wiring hole is arranged at described edge backboard portion and for the convergent belt of described cell piece is passed.
2. anti-hidden two glass light photovoltaic assemblies that split according to claim 1, is characterized in that, described backboard adopts the ultra-thin normal transparent toughened glass of 2.5mm.
3. anti-hidden two glass light photovoltaic assemblies that split according to claim 1, is characterized in that, described cell piece comprises one or more convergent belt, and described wiring hole is arranged at a side of a described convergent belt or is arranged at the interval of described many convergent belts.
4. anti-hidden two glass light photovoltaic assemblies that split according to claim 1, is characterized in that, institute's cell piece comprises cell piece group and for encapsulating the encapsulated layer of described cell piece group, described encapsulated layer is thermoplastic olefin material.
5. anti-hidden two glass light photovoltaic assemblies that split according to claim 1, is characterized in that, described main body backboard portion, edge backboard portion and wiring hole are one-body molded.
6. anti-hidden two glass light photovoltaic assemblies that split according to claim 1, is characterized in that, described wiring hole is also communicated with and is provided with terminal box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310546302.4A CN103545391A (en) | 2013-11-07 | 2013-11-07 | Hidden-crack-preventing double-glass module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310546302.4A CN103545391A (en) | 2013-11-07 | 2013-11-07 | Hidden-crack-preventing double-glass module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103545391A true CN103545391A (en) | 2014-01-29 |
Family
ID=49968656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310546302.4A Pending CN103545391A (en) | 2013-11-07 | 2013-11-07 | Hidden-crack-preventing double-glass module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103545391A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218112A (en) * | 2014-08-26 | 2014-12-17 | 中天光伏材料有限公司 | Bus bar hole of back plate of solar battery |
| CN110066608A (en) * | 2019-03-21 | 2019-07-30 | 苏州微邦材料科技有限公司 | Application and application method of the pressure-sensitive conductive adhesive film in photovoltaic imbrication battery component |
| US11552209B2 (en) | 2020-10-28 | 2023-01-10 | Dong Chen | Cover plate and photovoltaic module |
Citations (8)
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|---|---|---|---|---|
| CN101345267A (en) * | 2008-08-29 | 2009-01-14 | 李毅 | Solar optoelectronic template and its packaging method |
| CN101685838A (en) * | 2008-09-24 | 2010-03-31 | 比亚迪股份有限公司 | Photovoltaic component and manufacturing method thereof |
| CN202009023U (en) * | 2011-04-06 | 2011-10-12 | 中节能太阳能科技（镇江）有限公司 | Solar battery component without frames |
| CN102709366A (en) * | 2012-06-15 | 2012-10-03 | 深圳市创益科技发展有限公司 | Enhanced flexible solar cell assembly and packaging method thereof |
| CN103000728A (en) * | 2012-12-03 | 2013-03-27 | 3M材料技术(合肥)有限公司 | Solar cell back panel assembly and solar cell assembly |
| US20130118584A1 (en) * | 2010-07-28 | 2013-05-16 | Mitsubishi Plastics, Inc. | Solar cell sealing material, and solar cell module prepared by using same |
| CN103208547A (en) * | 2012-01-13 | 2013-07-17 | 比亚迪股份有限公司 | Solar cell module |
| CN203607428U (en) * | 2013-11-07 | 2014-05-21 | 中利腾晖光伏科技有限公司 | Hidden-crack prevention double-glass assembly |
-
2013
- 2013-11-07 CN CN201310546302.4A patent/CN103545391A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101345267A (en) * | 2008-08-29 | 2009-01-14 | 李毅 | Solar optoelectronic template and its packaging method |
| CN101685838A (en) * | 2008-09-24 | 2010-03-31 | 比亚迪股份有限公司 | Photovoltaic component and manufacturing method thereof |
| US20130118584A1 (en) * | 2010-07-28 | 2013-05-16 | Mitsubishi Plastics, Inc. | Solar cell sealing material, and solar cell module prepared by using same |
| CN202009023U (en) * | 2011-04-06 | 2011-10-12 | 中节能太阳能科技（镇江）有限公司 | Solar battery component without frames |
| CN103208547A (en) * | 2012-01-13 | 2013-07-17 | 比亚迪股份有限公司 | Solar cell module |
| CN102709366A (en) * | 2012-06-15 | 2012-10-03 | 深圳市创益科技发展有限公司 | Enhanced flexible solar cell assembly and packaging method thereof |
| CN103000728A (en) * | 2012-12-03 | 2013-03-27 | 3M材料技术(合肥)有限公司 | Solar cell back panel assembly and solar cell assembly |
| CN203607428U (en) * | 2013-11-07 | 2014-05-21 | 中利腾晖光伏科技有限公司 | Hidden-crack prevention double-glass assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218112A (en) * | 2014-08-26 | 2014-12-17 | 中天光伏材料有限公司 | Bus bar hole of back plate of solar battery |
| CN110066608A (en) * | 2019-03-21 | 2019-07-30 | 苏州微邦材料科技有限公司 | Application and application method of the pressure-sensitive conductive adhesive film in photovoltaic imbrication battery component |
| US11552209B2 (en) | 2020-10-28 | 2023-01-10 | Dong Chen | Cover plate and photovoltaic module |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140129 |