CN207602592U - Packaging adhesive film and the photovoltaic module using the packaging adhesive film - Google Patents
Packaging adhesive film and the photovoltaic module using the packaging adhesive film Download PDFInfo
- Publication number
- CN207602592U CN207602592U CN201721728179.8U CN201721728179U CN207602592U CN 207602592 U CN207602592 U CN 207602592U CN 201721728179 U CN201721728179 U CN 201721728179U CN 207602592 U CN207602592 U CN 207602592U
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- China
- Prior art keywords
- packaging
- adhesive film
- packaging area
- packaging adhesive
- area
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 101
- 239000002313 adhesive film Substances 0.000 title claims abstract description 57
- 238000003466 welding Methods 0.000 claims abstract description 24
- 238000005538 encapsulation Methods 0.000 claims abstract description 11
- 239000012528 membrane Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a kind of packaging adhesive film and the photovoltaic module using the packaging adhesive film, and the packaging adhesive film is used for the encapsulation of cell piece, the welding extended in a first direction is welded on the cell piece；The packaging adhesive film include it is several extend in a first direction and along spaced first packaging area of second direction perpendicular to first direction, the second packaging area between adjacent first packaging area, second packaging area is used for the encapsulation of welding corresponding position on the cell piece, and the film thickness of second packaging area is more than the film thickness of the first packaging area.The composition of packaging adhesive film need not be changed using the utility model packaging adhesive film can effectively reduce the material cost of packaging adhesive film, improve product competitiveness.
Description
Technical field
The utility model is related to application of solar more particularly to a kind of packaging adhesive film and use the packaging adhesive film
Photovoltaic module.
Background technology
In recent years, the popularization and application of photovoltaic project are all actively developed in many countries and regions, and photovoltaic module is as the sun
The core component of energy electricity generation system, cell piece, the backboard for mainly include glass, being sealed by packaging adhesive film.EVA glue
Film is still most important battery sheet packaging material at this stage due to its advantage in terms of adhesiveness, translucency and durability.Light
Lie prostrate component in the production process, by upper and lower two layers of EVA adhesive film by battery sheet packaging between glass and backboard, to avoid the external world
Electrical influence of the environment on cell piece；It is hidden that EVA adhesive film can also prevent photovoltaic module from cell piece occur in carrying and installation process
It splits.Except this, photovoltaic module outdoors complex conditions be used for a long time during, due to the welding on cell piece and slurry constriction coefficient
Difference, the thin grid on cell piece are likely to occur disconnected grid with welding junction, influence the generated energy of photovoltaic module.Therefore, for electricity
The EVA adhesive film of pond piece encapsulation needs to reach certain thickness and is just avoided that above-mentioned disconnected grid risk, and with the increase of welding thickness,
The thickness of EVA adhesive film also needs to increase the risk for being just avoided that disconnected grid therewith, this also further results in the increasing of EVA adhesive film cost
Add.
EVA adhesive film cost accounting 5% ~ 10% in photovoltaic module production cost, with photovoltaic industry competition, drop
The production cost of low photovoltaic module is particularly important.For EVA adhesive film, traditional method mainly changes EVA by adding auxiliary agent
The component of glued membrane reduces the production cost of EVA adhesive film, and suppression or the optimization by EVA adhesive film, which are modified, reduces film thickness requirement, and then
Reduce EVA adhesive film cost.But the above method is researched and developed and verification process is complicated, and cost is higher, and limitation is larger.
In consideration of it, a kind of photovoltaic module it is necessary to provide new packaging adhesive film and using the packaging adhesive film.
Utility model content
A kind of photovoltaic module the purpose of this utility model is to provide packaging adhesive film and using the packaging adhesive film, Neng Gouyou
Effect reduces the material cost of packaging adhesive film.
To realize above-mentioned purpose of utility model, the utility model provides a kind of packaging adhesive film, for the encapsulation of cell piece,
The welding extended in a first direction is welded on the cell piece；The packaging adhesive film includes several extend in a first direction and edge
Spaced first packaging area of second direction perpendicular to first direction, between adjacent first packaging area
Second packaging area, second packaging area are used for the encapsulation of welding corresponding position on the cell piece, and second envelope
The film thickness for filling region is more than the film thickness of the first packaging area.
As further improvement of the utility model, the lateral margin of first packaging area and the second packaging area is along
One direction extends straight.
As further improvement of the utility model, the film thickness of first packaging area is set as 0.2~0.4mm.
As further improvement of the utility model, the film thickness of second packaging area is set as 0.45~1mm.
As further improvement of the utility model, the film thickness of second packaging area is set as 0.45~0.6mm.
As further improvement of the utility model, the extension width of second packaging area in a second direction is set as
5~10mm.
As further improvement of the utility model, the extension width of second packaging area in a second direction is more than institute
State the width of welding.
The utility model also provides a kind of photovoltaic module, including several cell pieces and is welded in the cell piece surface and edge
The welding of first direction extension；The photovoltaic module, which further includes, is relatively arranged on the cell piece both sides and to realize the electricity
The first glued membrane and the second glued membrane of pond piece encapsulation, first glued membrane and the second glued membrane at least one use the packaging adhesive film.
The beneficial effects of the utility model are：The utility model packaging adhesive film and the photovoltaic module using the packaging adhesive film,
The material composition of packaging adhesive film need not be changed, only by setting the first packaging area and the second packaging area in structure respectively, and
Reduce the film thickness of the first packaging area, you can effectively reduce the material cost of packaging adhesive film, improve product competitiveness.
Description of the drawings
Fig. 1 is the schematic cross-section of the utility model packaging adhesive film in a second direction；
Fig. 2 is the planar structure schematic diagram of the utility model packaging adhesive film；
Fig. 3 is the partial structural diagram of the cell piece and welding using the utility model packaging adhesive film；
Fig. 4 is the schematic cross-section of another embodiment of the utility model packaging adhesive film in a second direction.
Specific embodiment
The utility model is described in detail below with reference to embodiment shown in the drawings.But the embodiment is not
Limit the utility model, structure that those of ordinary skill in the art are made according to the embodiment, method or functionally
Transformation is all contained in the scope of protection of the utility model.
As shown in Figures 1 and 2, the packaging adhesive film 100 includes several extend in a first direction and along perpendicular to first party
To spaced first packaging area 101 of second direction, the second envelope between adjacent first packaging area 101
Region 102 is filled, the film thickness of second packaging area 102 is more than the film thickness of the first packaging area 101.
With reference to shown in Fig. 3, the packaging adhesive film 100 is used for the encapsulation of cell piece 201, is welded on the cell piece 201
The welding 202 extended in a first direction, encapsulation and institute of second packaging area 102 for 202 corresponding position of welding
State the width that the extension width of the second packaging area 102 in a second direction is more than the welding 202.By film thickness it is larger described in
Second packaging area 102 forms preferable protection to 202 position of welding, avoids the grid line printed on welding 202 and cell piece 201
Slurry constriction coefficient is inconsistent under the conditions of cold cycling outdoors and the disconnected grid that may occur.
In the present embodiment, the lateral margin of first packaging area 101 and the second packaging area 102 is in along the first direction
Linear extension.The film thickness of first packaging area is set as 0.2~0.4mm；The film thickness of second packaging area is set as
0.45~1mm, and the extension width of second packaging area 102 in a second direction is set as 5~10mm.Further preferably
Ground, the film thickness of second packaging area are set as 0.45~0.6mm.
The utility model provides a kind of photovoltaic module simultaneously（It is not shown）, the photovoltaic module include several cell pieces 201,
It is welded in the welding 202 on the cell piece 201 and extended in a first direction and is relatively arranged on 201 both sides of cell piece
First glued membrane and the second glued membrane, first glued membrane and the second glued membrane at least one use the packaging adhesive film 100, and cause institute
The second packaging area 102 for stating packaging adhesive film 100 corresponds to the position of welding 202.
Usually, the photovoltaic module includes several battery strings for arranging in a second direction, and the battery strings have along the
The cell piece 201 that one direction arranges and is connected with each other by welding 202.First packaging area 101 prolonging in a second direction
Stretch spacing, suppression or adjacent two battery strings mutually adjacent one of width and adjacent two weldings 202 on the cell piece 201
Side corresponds to the spacing of two weldings 202 for welding and being connected with and putting and matches.
Join shown in Fig. 4, in another embodiment of the utility model, first packaging area 101 and second encapsulates
The junction in region 102 is also formed with transitional region 103, to avoid the gas being likely to occur in the photovoltaic module lamination process
Bubble.
In conclusion the utility model packaging adhesive film 100 and the photovoltaic module using the packaging adhesive film 100, without changing
The material composition of packaging adhesive film 100, and the first packaging area 101 and the second packaging area 102 are set respectively in structure, and are subtracted
The film thickness of small first packaging area 101, you can effectively reduce the material cost of packaging adhesive film 100, improve product competitiveness.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
The a series of tool that the feasibility embodiment only for the utility model is described in detail of those listed above
Body illustrates, they are all to be made without departing from the utility model skill spirit not to limit the scope of protection of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of packaging adhesive film for the encapsulation of cell piece, is welded with the welding extended in a first direction on the cell piece,
It is characterized in that：The packaging adhesive film includes several extend in a first direction and along being set perpendicular to the second direction interval of first direction
The first packaging area, the second packaging area between adjacent first packaging area put, second packaging area
The encapsulation of welding corresponding position on the cell piece, and the film thickness of second packaging area is more than the first packaging area
Film thickness.
2. packaging adhesive film according to claim 1, it is characterised in that：First packaging area and the second packaging area
Lateral margin extends straight along the first direction.
3. packaging adhesive film according to claim 1, it is characterised in that：The film thickness of first packaging area is set as 0.2
~0.4mm.
4. packaging adhesive film according to claim 1, it is characterised in that：The film thickness of second packaging area is set as
0.45~1mm.
5. packaging adhesive film according to claim 1, it is characterised in that：The film thickness of second packaging area is set as
0.45~0.6mm.
6. packaging adhesive film according to claim 1, it is characterised in that：The extension of second packaging area in a second direction
Width is set as 5~10mm.
7. packaging adhesive film according to claim 1, it is characterised in that：The extension of second packaging area in a second direction
Width is more than the width of the welding.
8. a kind of photovoltaic module including several cell pieces and is welded in the cell piece surface and the weldering extended in a first direction
Band, it is characterised in that：The photovoltaic module, which further includes, is relatively arranged on the cell piece both sides and to realize the cell piece
The first glued membrane and the second glued membrane of encapsulation, first glued membrane are used with the second glued membrane at least one as claim 1-7 is any
Packaging adhesive film described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728179.8U CN207602592U (en) | 2017-12-12 | 2017-12-12 | Packaging adhesive film and the photovoltaic module using the packaging adhesive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728179.8U CN207602592U (en) | 2017-12-12 | 2017-12-12 | Packaging adhesive film and the photovoltaic module using the packaging adhesive film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602592U true CN207602592U (en) | 2018-07-10 |
Family
ID=62764042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721728179.8U Active CN207602592U (en) | 2017-12-12 | 2017-12-12 | Packaging adhesive film and the photovoltaic module using the packaging adhesive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207602592U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616540A (en) * | 2019-01-30 | 2019-04-12 | 浙江晶科能源有限公司 | A kind of battery strings and a kind of photovoltaic module |
| CN111682082A (en) * | 2020-07-17 | 2020-09-18 | 杭州福斯特应用材料股份有限公司 | Packaging adhesive film and photovoltaic module |
| CN111688231A (en) * | 2020-05-13 | 2020-09-22 | 泰州隆基乐叶光伏科技有限公司 | Adhesive film preparation method and system and adhesive film |
| CN112289879A (en) * | 2020-10-28 | 2021-01-29 | 东方日升（常州）新能源有限公司 | Photovoltaic packaging adhesive film, photovoltaic module and preparation method thereof |
| EP3926693A1 (en) * | 2020-06-16 | 2021-12-22 | Jinko Green Energy (Shanghai) Management Co., Ltd | Functional part, photovoltaic module and method for manufacturing photovoltaic module |
-
2017
- 2017-12-12 CN CN201721728179.8U patent/CN207602592U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616540A (en) * | 2019-01-30 | 2019-04-12 | 浙江晶科能源有限公司 | A kind of battery strings and a kind of photovoltaic module |
| CN109616540B (en) * | 2019-01-30 | 2024-04-12 | 浙江晶科能源有限公司 | Battery string and photovoltaic module |
| CN111688231A (en) * | 2020-05-13 | 2020-09-22 | 泰州隆基乐叶光伏科技有限公司 | Adhesive film preparation method and system and adhesive film |
| EP3926693A1 (en) * | 2020-06-16 | 2021-12-22 | Jinko Green Energy (Shanghai) Management Co., Ltd | Functional part, photovoltaic module and method for manufacturing photovoltaic module |
| US11929444B2 (en) | 2020-06-16 | 2024-03-12 | Jinko Green Energy (Shanghai) Management Co., LTD | Functional part, photovoltaic module and method for manufacturing photovoltaic module |
| CN111682082A (en) * | 2020-07-17 | 2020-09-18 | 杭州福斯特应用材料股份有限公司 | Packaging adhesive film and photovoltaic module |
| WO2022012125A1 (en) * | 2020-07-17 | 2022-01-20 | 杭州福斯特应用材料股份有限公司 | Packaging adhesive film and photovoltaic module |
| CN112289879A (en) * | 2020-10-28 | 2021-01-29 | 东方日升（常州）新能源有限公司 | Photovoltaic packaging adhesive film, photovoltaic module and preparation method thereof |
| CN112289879B (en) * | 2020-10-28 | 2022-03-01 | 东方日升（常州）新能源有限公司 | Photovoltaic packaging adhesive film, photovoltaic module and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 199, deer mountain road, Suzhou high tech Zone, Jiangsu Province Patentee after: CSI Cells Co.,Ltd. Patentee after: Changshu Artes Sunshine Power Technology Co.,Ltd. Patentee after: Atlas sunshine Power Group Co.,Ltd. Address before: No. 199, deer mountain road, Suzhou high tech Zone, Jiangsu Province Patentee before: CSI Cells Co.,Ltd. Patentee before: Changshu Artes Sunshine Power Technology Co.,Ltd. Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address |