CN108010979A - A kind of welding and stacked tile type photovoltaic module for stacked tile type photovoltaic module - Google Patents
A kind of welding and stacked tile type photovoltaic module for stacked tile type photovoltaic module Download PDFInfo
- Publication number
- CN108010979A CN108010979A CN201711498325.7A CN201711498325A CN108010979A CN 108010979 A CN108010979 A CN 108010979A CN 201711498325 A CN201711498325 A CN 201711498325A CN 108010979 A CN108010979 A CN 108010979A
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- CN
- China
- Prior art keywords
- welding
- photovoltaic module
- tile type
- stacked tile
- type photovoltaic
- 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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- 238000003466 welding Methods 0.000 title claims abstract description 85
- 229910000679 solder Inorganic materials 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims abstract description 3
- 238000005491 wire drawing Methods 0.000 claims description 15
- 239000006071 cream Substances 0.000 claims description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 239000012634 fragment Substances 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- 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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
- H01L31/0512—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module made of a particular material or composition of materials
-
- 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)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Photovoltaic Devices (AREA)
Abstract
The present invention provides a kind of welding for stacked tile type photovoltaic module, and cell piece is arranged using stacked tile type in photovoltaic module, and welding is arranged at the superposition between two cell pieces, and the welding includes copper or aluminum base material, is covered in the solder layer of substrate surface.The present invention will be welded, welding temperature is about 150 190 DEG C, reduces battery fragment, improves photovoltaic module reliability, reduces imbrication photovoltaic module cost compared to the prior art using welding at the superposition of two cell pieces.
Description
Technical field
The present invention relates to a kind of photovoltaic module welding, particularly a kind of welding and imbrication for stacked tile type photovoltaic module
Formula photovoltaic module.
Background technology
Stacked tile type photovoltaic module is the photovoltaic component encapsulating technology just risen in recent years, which is edge between cell piece
The connection mode being stacked with, the connection mode make full use of the gap in component, under identical area, can place and be more than
The cell piece of general components more than 6%.
Connection mode between conventional imbrication component cell piece has three kinds：First, welding connects, surface is mainly closed with tin-lead
Based on layer gold, for single side coating layer thickness at 15-25 microns, such a welding welding temperature is high, and fragment is more；Second, tin cream connects, directly
With tin cream, Reliability comparotive is poor, and thermal cycling test causes to fail；Third, conductive gemel connection, conducting resinl main component is silver powder, into
This height.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, it is used for stacked tile type photovoltaic module the object of the present invention is to provide a kind of
Welding and stacked tile type photovoltaic module.
To reach above-mentioned purpose, the technical solution adopted by the present invention to solve the technical problems is：
A kind of welding for stacked tile type photovoltaic module, cell piece is arranged using stacked tile type in photovoltaic module, and welding is set
At superposition between two cell pieces, the welding includes copper or aluminum base material, is covered in the solder layer of substrate surface.
The present invention will be welded, welding temperature is about 150- compared to the prior art using welding at the superposition of two cell pieces
190 DEG C, reduce battery fragment, improve photovoltaic module reliability, reduce imbrication photovoltaic module cost.
Further, the section of the base material is into circular or rectangle.
Further, the surface toothing of the base material, serrated-surface are filled by solder layer, and the surface of welding is flat
Whole face.
Using the above preferred scheme, more solders are accommodated in zigzag, add welding force, it is reliable to improve welding
Property.
Further, the solder layer is solder, tin cream or conducting resinl.
Using the above preferred scheme, solder can reduce welding temperature, reduce fragment；Tin cream can reduce cost；
Conducting resinl has preferable toughness, and welding temperature is relatively low, can effectively reduce fragment.
Further, the edge of the welding coats a section into circular wire drawing.
Further, one avris of welding is provided with multiple through holes, then is wrapped up wire drawing by a thin welding, thin welding two
Avris point is welded in the through hole of welding.
Using the above preferred scheme, the wire drawing of welding edge parcel, wire drawing are arranged at the upper corner at two cell piece superpositions,
Welding is dragged downwards from the lower corner at two cell piece superpositions before welding and is drawn, rear wire drawing in place is formed with upper battery on piece corner
It is spacing, arranging for welding is greatly facilitated, improves the combination power of welding and cell piece.
A kind of stacked tile type photovoltaic module, including above-mentioned welding, cell piece is arranged using stacked tile type in photovoltaic module, described
Welding is arranged at the superposition between two cell pieces.
Using the above preferred scheme, will be welded using welding at the superposition of two cell pieces, welding temperature is about 150-190
DEG C, reduce battery fragment, improve photovoltaic module reliability, reduce imbrication photovoltaic module cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of one embodiment of the present invention；
Fig. 2 is the structure diagram of another embodiment of the present invention；
Fig. 3 is the structure diagram of another embodiment of the present invention；
Fig. 4 is the structure diagram of another embodiment of the present invention；
Fig. 5 is the structure diagram of another embodiment of the present invention；
Fig. 6 is the structure diagram of another embodiment of the present invention；
Fig. 7 is the structure diagram of another embodiment of the present invention.
Numeral and the title of the corresponding component represented by letter in figure：
1- weldings；11- base materials；12- solder layers；13- wire drawings；14- through holes；The thin weldings of 15-；2- cell pieces.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
In order to reach the purpose of the present invention, as shown in Figs 1-4, one embodiment of the present invention is：One kind is used for imbrication
The welding 1 of formula photovoltaic module, cell piece 2 is arranged using stacked tile type in photovoltaic module, and welding 1 is arranged between two cell pieces 2
At superposition, welding 1 includes copper or aluminum base material 11, is covered in the solder layer 12 on 11 surface of base material.
The beneficial effects of the invention are as follows：It will be welded using welding 1 at the superposition of two cell pieces 2, welding temperature is about 150-
190 DEG C, reduce battery fragment, improve photovoltaic module reliability, reduce imbrication photovoltaic module cost.
In other embodiments of the present invention, in Fig. 1, the section of base material 11 is into circle；In Fig. 2, base material 11
Rectangular cross-section.It is using the beneficial effect of above-mentioned technical proposal：Circular welding can save manufacture cost, and rectangle welding improves
The contact area of welding and cell piece, lifts welding force.
In other embodiments of the present invention, in Fig. 3, the upper and lower surface toothing of base material 11, welding 1
Upper and lower surface is burnishing surface.It is using the beneficial effect of above-mentioned technical proposal：Zigzag interior energy accommodates more solders, increase
Welding force, improves soldering reliability.
In other embodiments of the present invention, solder layer 12 is solder, tin cream or conducting resinl.Using above-mentioned skill
The beneficial effect of art scheme is：Solder can reduce welding temperature, reduce fragment；Tin cream can reduce cost；Conducting resinl has
There is preferable toughness, and welding temperature is relatively low, can effectively reduce fragment.
In other embodiments of the present invention, as illustrated in figs. 5-7, the edge of welding 1 coats a section into circular
Wire drawing 13；Wire drawing 13 is fusible metal silk, and 1 one avris of welding is provided with multiple through holes 14, then by a thin welding 15 by wire drawing 13
Parcel, thin 15 liang of avris spot welding of welding are in the through hole 14 of welding 1.It is using the beneficial effect of above-mentioned technical proposal：1 side of welding
Wire drawing 13 is wrapped up in portion, and wire drawing 13 is arranged at the upper corner at two cell pieces, 2 superposition, before welding at two cell pieces, 2 superposition under
Corner, which drags downwards welding 1, draws, and rear wire drawing 13 in place is formed spacing with upper 2 top angle of cell piece, greatly facilitates welding 1
Arrange；After welding, wire drawing 13 melts the combination power for improving welding 1 and cell piece 2, lifts photovoltaic module reliability.
As shown in figure 4, a kind of stacked tile type photovoltaic module, including welding 1, cell piece 2 is arranged using stacked tile type in photovoltaic module
Cloth, welding 1 are arranged at the superposition between two cell pieces 2.It is using the beneficial effect of above-mentioned technical proposal：Will using welding 1
Welded at the superposition of two cell pieces 2, welding temperature is about 150-190 DEG C, reduces battery fragment, it is reliable to improve photovoltaic module
Property, reduce imbrication photovoltaic module cost.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow ordinary skill people
Member can understand present disclosure and be carried out, it is not intended to limit the scope of the present invention, it is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all cover within the scope of the present invention.
Claims (7)
1. a kind of welding for stacked tile type photovoltaic module, cell piece is arranged using stacked tile type in photovoltaic module, it is characterised in that
Welding is arranged at the superposition between two cell pieces, and the welding includes copper or aluminum base material, is covered in substrate surface
Solder layer.
2. the welding according to claim 1 for stacked tile type photovoltaic module, it is characterised in that the section of the base material into
Circular or rectangle.
3. the welding according to claim 1 for stacked tile type photovoltaic module, it is characterised in that the surface of the base material into
Zigzag, base material serrated-surface are filled by solder layer, and the surface of welding is burnishing surface.
4. according to any weldings for stacked tile type photovoltaic module of claim 1-3, it is characterised in that the solder layer
For solder, tin cream or conducting resinl.
5. the welding according to claim 1 for stacked tile type photovoltaic module, it is characterised in that the edge bag of the welding
A section is covered into circular wire drawing.
6. the welding according to claim 5 for stacked tile type photovoltaic module, it is characterised in that one avris of the welding is opened
There are multiple through holes, then wrapped up wire drawing by a thin welding, thin two avris spot welding of welding is in the through hole of welding.
7. a kind of stacked tile type photovoltaic module, it is characterised in that including any weldings of claim 1-6, in photovoltaic module
Cell piece is arranged using stacked tile type, and the welding is arranged at the superposition between two cell pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498325.7A CN108010979A (en) | 2017-12-30 | 2017-12-30 | A kind of welding and stacked tile type photovoltaic module for stacked tile type photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498325.7A CN108010979A (en) | 2017-12-30 | 2017-12-30 | A kind of welding and stacked tile type photovoltaic module for stacked tile type photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108010979A true CN108010979A (en) | 2018-05-08 |
Family
ID=62049783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711498325.7A Pending CN108010979A (en) | 2017-12-30 | 2017-12-30 | A kind of welding and stacked tile type photovoltaic module for stacked tile type photovoltaic module |
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|---|---|
| CN (1) | CN108010979A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899397A (en) * | 2018-08-22 | 2018-11-27 | 通威太阳能（合肥）有限公司 | A kind of imbrication component device and its application method of doing over again |
| CN109935650A (en) * | 2019-03-19 | 2019-06-25 | 盛利维尔（中国）新材料技术股份有限公司 | Stacked tile type photovoltaic module welding |
| WO2020031574A1 (en) * | 2018-08-10 | 2020-02-13 | 株式会社カネカ | Solar cell module |
| CN110911517A (en) * | 2019-12-04 | 2020-03-24 | 通威太阳能（合肥）有限公司 | Novel interconnected material welds area |
| CN115172491A (en) * | 2022-05-30 | 2022-10-11 | 一道新能源科技(衢州)有限公司 | Lightweight photovoltaic module and method of making same |
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| CN110911517A (en) * | 2019-12-04 | 2020-03-24 | 通威太阳能（合肥）有限公司 | Novel interconnected material welds area |
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Effective date of registration: 20181126 Address after: 215124 No. 22 Youxiang Road, Yuexi Street, Wuzhong Economic Development Zone, Suzhou, Jiangsu Province Applicant after: SUZHOU YOURBEST NEW-TYPE MATERIALS CO., LTD. Address before: 215124 No. 22 Youxiang Road, Yuexi Street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Applicant before: SUZHOU YOURBEST NEW-TYPE MATERIALS CO., LTD. Applicant before: Jiangsu Yubang Photovoltaic Materials Co., Ltd. |