CN104485386B - 一种多晶硅太阳能电池的制绒方法 - Google Patents
一种多晶硅太阳能电池的制绒方法 Download PDFInfo
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- CN104485386B CN104485386B CN201410671120.4A CN201410671120A CN104485386B CN 104485386 B CN104485386 B CN 104485386B CN 201410671120 A CN201410671120 A CN 201410671120A CN 104485386 B CN104485386 B CN 104485386B
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- Prior art keywords
- solar cell
- etching method
- polysilicon solar
- dioxide layer
- silicon
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- 238000005530 etching Methods 0.000 title claims abstract description 26
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229920005591 polysilicon Polymers 0.000 title claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 82
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 54
- 239000010703 silicon Substances 0.000 claims abstract description 54
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 40
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 35
- 239000002253 acid Substances 0.000 claims abstract description 24
- 238000002310 reflectometry Methods 0.000 claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 20
- 210000002268 wool Anatomy 0.000 claims abstract description 19
- 235000008216 herbs Nutrition 0.000 claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 14
- 230000003647 oxidation Effects 0.000 claims abstract description 12
- 238000007639 printing Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 12
- 229910017604 nitric acid Inorganic materials 0.000 claims description 11
- 239000011259 mixed solution Substances 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 29
- 230000006872 improvement Effects 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000036632 reaction speed Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 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
- H01L31/02—Details
- H01L31/0236—Special surface textures
-
- 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
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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)
- Weting (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410671120.4A CN104485386B (zh) | 2014-11-21 | 2014-11-21 | 一种多晶硅太阳能电池的制绒方法 |
Applications Claiming Priority (1)
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CN201410671120.4A CN104485386B (zh) | 2014-11-21 | 2014-11-21 | 一种多晶硅太阳能电池的制绒方法 |
Publications (2)
Publication Number | Publication Date |
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CN104485386A CN104485386A (zh) | 2015-04-01 |
CN104485386B true CN104485386B (zh) | 2017-05-31 |
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CN201410671120.4A Active CN104485386B (zh) | 2014-11-21 | 2014-11-21 | 一种多晶硅太阳能电池的制绒方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110190142B (zh) * | 2019-06-14 | 2021-02-02 | 京东方科技集团股份有限公司 | 制绒方法及缓冲层的制造方法 |
CN111799339A (zh) * | 2020-06-29 | 2020-10-20 | 韩华新能源(启东)有限公司 | 适用于太阳能电池的硅片的表面处理方法 |
CN114628539A (zh) * | 2020-12-10 | 2022-06-14 | 比亚迪股份有限公司 | 一种金刚线切割多晶硅片的制绒方法、制绒硅片及太阳能电池片 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6551947B1 (en) * | 2002-06-04 | 2003-04-22 | Sharp Laboratories Of America, Inc. | Method of forming a high quality gate oxide at low temperatures |
JP2007505485A (ja) * | 2003-09-09 | 2007-03-08 | シーエスジー ソーラー アクチェンゲゼルシャフト | シリコンをエッチングする方法の改良 |
JP4808271B2 (ja) * | 2007-07-31 | 2011-11-02 | 三菱電機株式会社 | 光起電力装置の製造方法 |
CN101613884B (zh) * | 2009-04-02 | 2011-09-07 | 常州天合光能有限公司 | 多晶硅酸法制绒工艺 |
CN101667602A (zh) * | 2009-09-23 | 2010-03-10 | 中轻太阳能电池有限责任公司 | 一种多晶硅太阳电池及其制备方法 |
CN101789467B (zh) * | 2010-02-20 | 2012-06-13 | 山东力诺太阳能电力股份有限公司 | 一种多晶硅太阳能电池湿法制绒工艺 |
CN102181940B (zh) * | 2011-04-08 | 2012-07-18 | 光为绿色新能源股份有限公司 | 一种多晶硅绒面的制备方法 |
CN103296143B (zh) * | 2013-06-18 | 2016-05-25 | 常州时创能源科技有限公司 | 晶体硅太阳能电池表面钝化处理工艺 |
CN103943722B (zh) * | 2014-04-03 | 2016-09-14 | 苏州阿特斯阳光电力科技有限公司 | 一种抗pid太阳能电池制作方法 |
CN103928535A (zh) * | 2014-04-25 | 2014-07-16 | 中利腾晖光伏科技有限公司 | 抗pid晶体硅电池及其制备方法 |
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2014
- 2014-11-21 CN CN201410671120.4A patent/CN104485386B/zh active Active
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Address after: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: 528100, Sanshui District, Guangdong City, Foshan Industrial Park, No. C District, No. 69 Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180209 Address after: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Co-patentee after: ZHEJIANG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |