CN106449890A - Preparation method for solar photovoltaic welding strip - Google Patents
Preparation method for solar photovoltaic welding strip Download PDFInfo
- Publication number
- CN106449890A CN106449890A CN201611079349.4A CN201611079349A CN106449890A CN 106449890 A CN106449890 A CN 106449890A CN 201611079349 A CN201611079349 A CN 201611079349A CN 106449890 A CN106449890 A CN 106449890A
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- Prior art keywords
- photovoltaic welding
- preparation
- magnetron sputtering
- coating
- welding according
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- 238000003466 welding Methods 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052802 copper Inorganic materials 0.000 claims abstract description 21
- 239000010949 copper Substances 0.000 claims abstract description 21
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 4
- 231100000719 pollutant Toxicity 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 16
- 229910001074 Lay pewter Inorganic materials 0.000 claims description 6
- 238000004544 sputter deposition Methods 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 2
- 239000013077 target material Substances 0.000 abstract 1
- 229910001174 tin-lead alloy Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 239000000956 alloy Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 238000007598 dipping method Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
- Physical Vapour Deposition (AREA)
Abstract
The invention provides a preparation method for a solar photovoltaic welding strip, which can be adopted for effectively solving the problems of poor uniformity and environmental pollution of the photovoltaic welding strip. A magnetron sputtering coating process is adopted for processing a coating of the photovoltaic welding strip, so that the welding property of the welding strip can be effectively improved and the problem of environmental pollution can be alleviated. The preparation method for the solar photovoltaic welding strip comprises the following steps: cleaning a substrate and removing pollutants from the surface of a copper strip; forming the coating on the substrate in the manner of magnetron sputtering; and cooling, thereby acquiring the solar photovoltaic welding strip. The cleaned substrate is put into a high-vacuum double-chamber six-target magnetron sputtering coating device and is subjected to magnetron sputtering so as to form the coating; a tin lead alloy is taken as a target material for magnetron sputtering; a tin lead layer is arranged on the coating; the copper strip is arranged as the substrate; the copper strip adopts TU1 and oxygen-free copper in the purity more than or equal to 99.97%.
Description
Technical field
The present invention relates to photovoltaic field, particularly to a kind of preparation method of photovoltaic welding.
Background technology
Photovoltaic welding is one of main auxiliary material of photovoltaic module, is applied to the company of photovoltaic module cell piece
Connect.The quality of photovoltaic welding belt quality will directly influence the collection efficiency of photovoltaic module electric current, the power impact on photovoltaic module
Very big.The production technology of the tin lead layer of photovoltaic welding belt has hot dipping coating and galvanoplastic at present, and both technique is all conventional life
Production. art.Wherein, hot dipping coating is to be dipped in the solution having configured the matrix copper preparing band by guide wheel, is helping weldering
React with alloy molten solution in the presence of agent, alloy molten solution is attached to matrix surface naturally, is cooled to solid in atmosphere, this
The coating that hot dipping coating technique is made is also easy to produce the surface defect of roughness, and the uniformity of coating is deteriorated, with electricity during welding
The contact surface of pond piece reduces, and heat transfer is slow, affects welding quality, if another coating can not be completely covered copper strips, copper strips is easily oxidized,
Appearance damage, solderability is poor, easily in welding process the problems such as generation rosin joint；Electroplating technology is then electrochemical process, be with
Based on electrochemical redox theory alloy is encapsulated into the technique on copper strip surface, because of electrochemical process in fact, needs to make
With more acid, aqueous slkali, easily cause environmental pollution, relatively costly.
Content of the invention
For the problems referred to above, it is an object of the invention to provide a kind of preparation method of photovoltaic welding, can be preferable
Ground solves lack of homogeneity and the problem of environmental pollution of photovoltaic welding belt, to carry out photovoltaic welding belt coating using magnetron sputtering membrane process
Processing, so both can effectively improve the solderability of welding, problem of environmental pollution can be reduced again.
For solving above-mentioned technical problem, a kind of technical scheme that the present invention adopts is：
A kind of preparation method of photovoltaic welding, comprises the steps：Cleaning base material removes the pollutant of copper strip surface；?
On base material, magnetron sputtering forms coating, cooling, prepared photovoltaic welding.
Preferably, the base material after cleaning is placed on magnetron sputtering shape in fine vacuum dual chamber six target magnetic control sputtering filming equipment
Become described coating.
Preferably, the gas used by magnetron sputtering is Ar2.
Preferably, using leypewter as magnetron sputtering target, described coating be tin lead layer.It is highly preferred that it is described
In leypewter, the mass percent of stannum is 60%, and the mass percent of lead is 40%.
Preferably, described base material is copper strips.It is highly preferred that described copper strips adopts TU1, the anaerobic of purity >=99.97%
Copper.
Preferably, the thickness deviation of described photovoltaic welding is ± 0.002mm.
The present invention adopts technique scheme, has the advantage that compared to existing technology：Photovoltaic welding belt adopts magnetron sputtering
Form coating, alloy deposition speed is fast, base material temperature rise is low, little to the damage of film layer；Film layer is combined preferably with base material；Film layer purity
Height, compactness are good, become film uniformity good；The thickness of film layer can accurately be controlled, also can control film layer by changing Parameter Conditions
Granular size；Different metal, alloy can mix and be splashed on copper strips simultaneously；It is easily achieved industrialization, pollution-free；Effectively make
Standby go out high-quality photovoltaic welding belt.
Specific embodiment
Below presently preferred embodiments of the present invention is described in detail so that advantages and features of the invention can be easier to by
Those skilled in the art understands.
A kind of preparation method of photovoltaic welding of the present invention, mainly comprises the steps：1）Cleaning base material removes
The pollutant of copper strip surface；2）Base material after cleaning is placed in fine vacuum dual chamber six target magnetic control sputtering filming equipment, in base
On material, magnetron sputtering forms coating；3）Cooling, prepared photovoltaic welding.
Gas used by magnetron sputtering is Ar2.Using leypewter as magnetron sputtering target, described coating be tin-lead
Layer.In described leypewter, the mass percent of stannum is 60%, and the mass percent of lead is 40%.Described base material is copper strips.Described
Copper strips adopt TU1, the oxygen-free copper of purity >=99.97%.The thickness deviation of described photovoltaic welding is ± 0.002mm.
The present invention develops magnetron sputtering technology, and this technology possesses sedimentation rate height, base material low, the Step Coverage of intensification
Well, the strong feature of even film layer, densification, purity height, adhesive force.The work that magnetron sputtering forms coating in substrate surface plated film is former
Reason is：In the presence of electric field E, collide with ar atmo during flying to substrate so as to ionize out Ar cation and new
Electronics；New electronics flies to substrate, and Ar ion accelerates to fly to cathode target under electric field action, and bombards target surface with high-energy,
Target is made to sputter.In sputtering particle, neutral target atom or molecule deposition form film layer on substrate.
Photovoltaic welding belt prepared by the present invention becomes film uniformity good, thickness deviation ± 0.002mm（Far above the weldering of industry photovoltaic
Band specification ± 0.005mm）, by force, performance requirements all meets national standard to solderability.
Above-described embodiment only technology design to illustrate the invention and feature, is a kind of preferred embodiment, its purpose exists
In allowing person skilled in the art will appreciate that present disclosure and to implement according to this, the guarantor of the present invention can not be limited with this
Shield scope.Equivalence changes or modification that all spirit according to the present invention are made, all should cover in protection scope of the present invention
Within.
Claims (8)
1. a kind of preparation method of photovoltaic welding is it is characterised in that comprise the steps：Cleaning base material removes copper strips table
The pollutant in face；On base material, magnetron sputtering forms coating, cooling, prepared photovoltaic welding.
2. the preparation method of photovoltaic welding according to claim 1 is it is characterised in that put the base material after cleaning
Put magnetron sputtering in fine vacuum dual chamber six target magnetic control sputtering filming equipment and form described coating.
3. the preparation method of photovoltaic welding according to claim 1 is it is characterised in that gas used by magnetron sputtering
Body is Ar2.
4. the preparation method of photovoltaic welding according to claim 1 is it is characterised in that adopt leypewter conduct
The target of magnetron sputtering, described coating is tin lead layer.
5. the preparation method of photovoltaic welding according to claim 4 is it is characterised in that stannum in described leypewter
Mass percent be 60%, the mass percent of lead is 40%.
6. the preparation method of photovoltaic welding according to claim 1 is it is characterised in that described base material is copper strips.
7. the preparation method of photovoltaic welding according to claim 6 is it is characterised in that described copper strips adopts
TU1, the oxygen-free copper of purity >=99.97%.
8. the preparation method of photovoltaic welding according to claim 1 is it is characterised in that described photovoltaic welds
The thickness deviation of band is ± 0.002mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079349.4A CN106449890B (en) | 2016-11-30 | 2016-11-30 | A kind of preparation method of photovoltaic welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079349.4A CN106449890B (en) | 2016-11-30 | 2016-11-30 | A kind of preparation method of photovoltaic welding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106449890A true CN106449890A (en) | 2017-02-22 |
| CN106449890B CN106449890B (en) | 2018-04-10 |
Family
ID=58223164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611079349.4A Active CN106449890B (en) | 2016-11-30 | 2016-11-30 | A kind of preparation method of photovoltaic welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106449890B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108754496A (en) * | 2018-06-21 | 2018-11-06 | 浙江宝利特新能源股份有限公司 | A kind of preparation method of photovoltaic welding belt dyed layer |
| CN111477713A (en) * | 2019-10-22 | 2020-07-31 | 国家电投集团西安太阳能电力有限公司 | Welding strip for IBC photovoltaic module |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398717Y (en) * | 1999-09-21 | 2000-09-27 | 青业电子工业股份有限公司 | Chip element with improved forming terminal structure |
| CN1841587A (en) * | 2005-04-02 | 2006-10-04 | 鸿富锦精密工业（深圳）有限公司 | Electrode structure and its preparing method |
-
2016
- 2016-11-30 CN CN201611079349.4A patent/CN106449890B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398717Y (en) * | 1999-09-21 | 2000-09-27 | 青业电子工业股份有限公司 | Chip element with improved forming terminal structure |
| CN1841587A (en) * | 2005-04-02 | 2006-10-04 | 鸿富锦精密工业（深圳）有限公司 | Electrode structure and its preparing method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108754496A (en) * | 2018-06-21 | 2018-11-06 | 浙江宝利特新能源股份有限公司 | A kind of preparation method of photovoltaic welding belt dyed layer |
| CN111477713A (en) * | 2019-10-22 | 2020-07-31 | 国家电投集团西安太阳能电力有限公司 | Welding strip for IBC photovoltaic module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106449890B (en) | 2018-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215542 Jiangsu city of Suzhou province Changshou City Shajiabang Changkun Industrial Park Teng Hui Road No. 1 Applicant after: Suzhou Tenghui Photovoltaic Technology Co., Ltd. Address before: 215542 Jiangsu city of Suzhou province Changshou City Shajiabang Changkun Industrial Park Teng Hui Road No. 1 Applicant before: Zhongli Talesun Solar Technology Co., Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211027 Address after: 255000 No. 2208, Honghua Road, high tech Zone, Zibo City, Shandong Province Patentee after: Shandong Tenghui New Energy Technology Co.,Ltd. Patentee after: SUZHOU TALESUN SOLAR TECHNOLOGIES Co.,Ltd. Address before: 215542 No.1, Tenghui Road, Changkun Industrial Park, Shajiabang, Changshu City, Suzhou City, Jiangsu Province Patentee before: SUZHOU TALESUN SOLAR TECHNOLOGIES Co.,Ltd. |