MX2024005802A - Celda solar, metodo de fabricacion de la misma, modulo fotovoltaico y sistema fotovoltaico - Google Patents
Celda solar, metodo de fabricacion de la misma, modulo fotovoltaico y sistema fotovoltaicoInfo
- Publication number
- MX2024005802A MX2024005802A MX2024005802A MX2024005802A MX2024005802A MX 2024005802 A MX2024005802 A MX 2024005802A MX 2024005802 A MX2024005802 A MX 2024005802A MX 2024005802 A MX2024005802 A MX 2024005802A MX 2024005802 A MX2024005802 A MX 2024005802A
- Authority
- MX
- Mexico
- Prior art keywords
- layer
- passivation
- solar cell
- photovoltaic
- relates
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/129—Passivating
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/14—Photovoltaic cells having only PN homojunction potential barriers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/16—Photovoltaic cells having only PN heterojunction potential barriers
- H10F10/164—Photovoltaic cells having only PN heterojunction potential barriers comprising heterojunctions with Group IV materials, e.g. ITO/Si or GaAs/SiGe photovoltaic cells
- H10F10/165—Photovoltaic cells having only PN heterojunction potential barriers comprising heterojunctions with Group IV materials, e.g. ITO/Si or GaAs/SiGe photovoltaic cells the heterojunctions being Group IV-IV heterojunctions, e.g. Si/Ge, SiGe/Si or Si/SiC photovoltaic cells
- H10F10/166—Photovoltaic cells having only PN heterojunction potential barriers comprising heterojunctions with Group IV materials, e.g. ITO/Si or GaAs/SiGe photovoltaic cells the heterojunctions being Group IV-IV heterojunctions, e.g. Si/Ge, SiGe/Si or Si/SiC photovoltaic cells the Group IV-IV heterojunctions being heterojunctions of crystalline and amorphous materials, e.g. silicon heterojunction [SHJ] photovoltaic cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/121—The active layers comprising only Group IV materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/133—Providing edge isolation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/20—Electrodes
- H10F77/206—Electrodes for devices having potential barriers
- H10F77/211—Electrodes for devices having potential barriers for photovoltaic cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/70—Surface textures, e.g. pyramid structures
- H10F77/703—Surface textures, e.g. pyramid structures of the semiconductor bodies, e.g. textured active layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for photovoltaic cells
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- 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
- Photovoltaic Devices (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
Abstract
La presente solicitud se refiere a una celda solar y a un método de fabricación de la misma, a un módulo fotovoltaico y a un sistema fotovoltaico. La celda solar incluye un sustrato, una capa conductora dopada, una primera capa de pasivación, una capa de contacto de pasivación y una segunda capa de pasivación. Al menos una primera superficie y una porción de una primera superficie lateral del sustrato incluyen una estructura texturizada. La capa conductora dopada está dispuesta al menos sobre la primera superficie y la primera superficie lateral para cubrir la estructura texturizada. La primera capa de pasivación se apila sobre la capa conductora dopada y cubre la primera superficie y la primera superficie lateral para cubrir la capa conductora dopada. La capa de contacto de pasivación está dispuesta sobre una segunda superficie del sustrato. La segunda capa de pasivación se apila sobre la capa de contacto de pasivación y cubre la segunda superficie para recubrir la capa de contacto de pasivación.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310548868.4A CN116314382B (zh) | 2023-05-16 | 2023-05-16 | 太阳能电池及其制作方法、光伏组件及光伏系统 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2024005802A true MX2024005802A (es) | 2024-12-06 |
Family
ID=86799969
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2024005801A MX2024005801A (es) | 2023-05-16 | 2024-05-13 | Metodo para fabricar celdas solares |
| MX2024005802A MX2024005802A (es) | 2023-05-16 | 2024-05-13 | Celda solar, metodo de fabricacion de la misma, modulo fotovoltaico y sistema fotovoltaico |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2024005801A MX2024005801A (es) | 2023-05-16 | 2024-05-13 | Metodo para fabricar celdas solares |
Country Status (8)
| Country | Link |
|---|---|
| US (5) | US12125937B2 (es) |
| EP (3) | EP4543168A1 (es) |
| JP (3) | JP7635334B2 (es) |
| CN (2) | CN116314382B (es) |
| AU (3) | AU2023251513B2 (es) |
| DE (1) | DE202023002950U1 (es) |
| ES (2) | ES3035936T3 (es) |
| MX (2) | MX2024005801A (es) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116314382B (zh) | 2023-05-16 | 2023-09-08 | 天合光能股份有限公司 | 太阳能电池及其制作方法、光伏组件及光伏系统 |
| CN116613224B (zh) * | 2023-07-20 | 2023-09-29 | 天合光能股份有限公司 | 太阳能电池及其制作方法、光伏组件及光伏系统 |
| CN120547983A (zh) * | 2023-08-30 | 2025-08-26 | 天合光能股份有限公司 | 太阳能电池及其制作方法、光伏组件及光伏系统 |
| CN117153900A (zh) * | 2023-09-25 | 2023-12-01 | 天合光能股份有限公司 | 太阳能电池、切片电池及制作方法、光伏组件及光伏系统 |
| CN118213424A (zh) * | 2024-04-01 | 2024-06-18 | 晶科能源(海宁)有限公司 | 太阳能电池、叠层电池及光伏组件 |
| EP4646062A1 (en) * | 2024-04-29 | 2025-11-05 | Jinko Solar (Shangrao) Co., Ltd | Solar cell, tandem cell and photovoltaic module |
| EP4672924A4 (en) * | 2024-05-15 | 2026-01-21 | Longi Green Energy Technology Co Ltd | SOLAR CELL AND PHOTOVOLTAIC MODULE |
| CN118380480A (zh) * | 2024-06-21 | 2024-07-23 | 淮安捷泰新能源科技有限公司 | 一种太阳能电池片装置 |
| CN118588812A (zh) * | 2024-06-21 | 2024-09-03 | 广西沐邦高科新能源有限公司 | 光伏电池的制备方法及光伏电池 |
| CN118507553A (zh) * | 2024-06-21 | 2024-08-16 | 广西沐邦高科新能源有限公司 | 光伏电池、光伏电池组件及光伏电池系统 |
| CN120529651A (zh) * | 2024-06-21 | 2025-08-22 | 隆基绿能科技股份有限公司 | 一种背接触电池、光伏组件和背接触电池的制造方法 |
| CN118412390B (zh) * | 2024-07-04 | 2024-10-29 | 隆基绿能科技股份有限公司 | 一种太阳能电池及其制备方法、光伏组件 |
| CN118782663B (zh) * | 2024-09-12 | 2024-12-06 | 通威太阳能（成都）有限公司 | 太阳电池及光伏组件 |
| CN119069554B (zh) | 2024-09-27 | 2025-01-14 | 鄂尔多斯市隆基光伏科技有限公司 | 太阳能电池及光伏组件 |
| WO2026082724A1 (en) * | 2024-10-17 | 2026-04-23 | CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement | Method of manufacturing a photovoltaic device |
| CN119008782B (zh) * | 2024-10-23 | 2025-03-28 | 无锡松煜科技有限公司 | 改善光伏电池单面氧化铝绕度的方法、光伏电池及其制备方法 |
| CN120897579A (zh) * | 2025-06-12 | 2025-11-04 | 鄂尔多斯市隆基光伏科技有限公司 | 一种太阳能电池及其制造方法、光伏组件 |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3712503A1 (de) * | 1987-04-13 | 1988-11-03 | Nukem Gmbh | Solarzelle |
| JP3349308B2 (ja) * | 1995-10-26 | 2002-11-25 | 三洋電機株式会社 | 光起電力素子 |
| US7402448B2 (en) * | 2003-01-31 | 2008-07-22 | Bp Corporation North America Inc. | Photovoltaic cell and production thereof |
| DE102009031151A1 (de) * | 2008-10-31 | 2010-05-12 | Bosch Solar Energy Ag | Solarzelle und Verfahren zu deren Herstellung |
| DE102010035582B4 (de) * | 2010-08-27 | 2017-01-26 | Universität Konstanz | Verfahren zum Herstellen einer Solarzelle mit einer texturierten Frontseite sowie entsprechende Solarzelle |
| KR101699300B1 (ko) * | 2010-09-27 | 2017-01-24 | 엘지전자 주식회사 | 태양전지 및 이의 제조 방법 |
| JP5031937B2 (ja) * | 2010-09-29 | 2012-09-26 | 京セラ株式会社 | 太陽電池モジュールおよびその製造方法 |
| KR20120111378A (ko) * | 2011-03-31 | 2012-10-10 | 삼성디스플레이 주식회사 | 태양 전지 및 이의 제조 방법 |
| DE102011075352A1 (de) | 2011-05-05 | 2012-11-08 | Solarworld Innovations Gmbh | Verfahren zum Rückseitenkontaktieren einer Silizium-Solarzelle und Silizium-Solarzelle mit einer solchen Rückseitenkontaktierung |
| KR101258938B1 (ko) | 2011-07-25 | 2013-05-07 | 엘지전자 주식회사 | 태양 전지 |
| CN103594527A (zh) * | 2012-08-17 | 2014-02-19 | 财团法人工业技术研究院 | 硅晶太阳能芯片、包括其的电池、及其制造方法 |
| WO2014034677A1 (ja) * | 2012-08-29 | 2014-03-06 | 三菱電機株式会社 | 光起電力素子およびその製造方法 |
| WO2015068341A1 (ja) | 2013-11-08 | 2015-05-14 | パナソニックＩｐマネジメント株式会社 | 太陽電池 |
| EP3151286B1 (en) * | 2014-05-29 | 2021-12-08 | Kyocera Corporation | Solar cell element, method for manufacturing same and solar cell module |
| US9722104B2 (en) * | 2014-11-28 | 2017-08-01 | Lg Electronics Inc. | Solar cell and method for manufacturing the same |
| KR20170019597A (ko) * | 2015-08-12 | 2017-02-22 | 엘지전자 주식회사 | 태양 전지 및 그 제조 방법 |
| KR101740524B1 (ko) * | 2015-12-23 | 2017-06-08 | 엘지전자 주식회사 | 태양전지의 제조 방법과 이의 태양전지 |
| WO2018062158A1 (ja) * | 2016-09-28 | 2018-04-05 | 京セラ株式会社 | 太陽電池素子 |
| KR101846445B1 (ko) * | 2016-10-13 | 2018-04-06 | 엘지전자 주식회사 | 태양 전지 및 이의 제조 방법 |
| KR101995834B1 (ko) * | 2016-10-19 | 2019-07-03 | 엘지전자 주식회사 | 태양 전지 및 그 제조 방법 |
| JP6430090B1 (ja) * | 2017-04-27 | 2018-11-28 | 京セラ株式会社 | 太陽電池素子および太陽電池素子の製造方法 |
| CN110400854A (zh) * | 2018-04-25 | 2019-11-01 | 君泰创新（北京）科技有限公司 | 异质结太阳能电池及其制备方法 |
| WO2020103197A1 (zh) * | 2018-11-23 | 2020-05-28 | 成都晔凡科技有限公司 | 叠瓦电池片和叠瓦光伏组件的制造方法和系统 |
| WO2020145568A1 (ko) * | 2019-01-09 | 2020-07-16 | 엘지전자 주식회사 | 태양전지 제조 방법 |
| JP2020167243A (ja) * | 2019-03-29 | 2020-10-08 | パナソニック株式会社 | 太陽電池セル集合体、及び、太陽電池セルの製造方法 |
| JP2021057435A (ja) | 2019-09-30 | 2021-04-08 | パナソニック株式会社 | 太陽電池セルおよび太陽電池セルの製造方法 |
| CN112885923A (zh) | 2020-08-12 | 2021-06-01 | 北京绿波静心新能源科技有限公司 | 硅太阳能电池制备方法、硅晶片以及硅太阳能电池片 |
| CN111952414B (zh) * | 2020-08-21 | 2023-02-28 | 晶科绿能(上海)管理有限公司 | 硅基半导体器件的切割后钝化方法和硅基半导体器件 |
| CN114156361A (zh) * | 2020-08-21 | 2022-03-08 | 嘉兴阿特斯技术研究院有限公司 | 异质结太阳能电池及其制作方法 |
| CN114171623A (zh) * | 2020-08-21 | 2022-03-11 | 嘉兴阿特斯技术研究院有限公司 | 异质结太阳能电池及其制作方法 |
| CN112885925B (zh) * | 2021-02-05 | 2022-10-14 | 泰州隆基乐叶光伏科技有限公司 | 一种太阳能电池及其制作方法 |
| CN115036375B (zh) * | 2021-02-23 | 2023-03-24 | 浙江晶科能源有限公司 | 太阳能电池及其制作方法、太阳能组件 |
| CN113045207B (zh) | 2021-03-10 | 2022-04-01 | 浙江奕成科技有限公司 | 一种用于topcon晶体硅太阳能电池背面银浆的玻璃粉及其制备方法 |
| CN113471321A (zh) * | 2021-07-23 | 2021-10-01 | 常州时创能源股份有限公司 | 一种TOPCon太阳能电池及制造方法 |
| CN113594296B (zh) * | 2021-07-26 | 2025-03-11 | 西安隆基乐叶光伏科技有限公司 | 一种太阳能电池及其制造方法 |
| CN114551606B (zh) | 2021-09-16 | 2024-10-15 | 晶科能源股份有限公司 | 一种太阳能电池、光伏组件 |
| JP7168800B1 (ja) * | 2021-12-09 | 2022-11-09 | ジョジアン ジンコ ソーラー カンパニー リミテッド | 太陽電池及び光起電力モジュール |
| CN115148828B (zh) * | 2022-04-11 | 2023-05-05 | 浙江晶科能源有限公司 | 太阳能电池、光伏组件及太阳能电池的制备方法 |
| CN115241299B (zh) * | 2022-07-27 | 2023-10-31 | 浙江晶科能源有限公司 | 一种太阳能电池以及光伏组件 |
| CN116314382B (zh) | 2023-05-16 | 2023-09-08 | 天合光能股份有限公司 | 太阳能电池及其制作方法、光伏组件及光伏系统 |
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2023
- 2023-05-16 CN CN202310548868.4A patent/CN116314382B/zh active Active
- 2023-05-16 CN CN202310862867.7A patent/CN116995134A/zh active Pending
- 2023-10-20 AU AU2023251513A patent/AU2023251513B2/en active Active
- 2023-10-20 EP EP25155514.0A patent/EP4543168A1/en active Pending
- 2023-10-20 DE DE202023002950.3U patent/DE202023002950U1/de active Active
- 2023-10-20 JP JP2023180920A patent/JP7635334B2/ja active Active
- 2023-10-20 AU AU2023251504A patent/AU2023251504B2/en active Active
- 2023-10-20 JP JP2023180917A patent/JP7553680B2/ja active Active
- 2023-10-20 ES ES23204939T patent/ES3035936T3/es active Active
- 2023-10-20 ES ES23204895T patent/ES3034374T3/es active Active
- 2023-10-20 EP EP23204895.9A patent/EP4287269B1/en active Active
- 2023-10-20 EP EP23204939.5A patent/EP4287271B1/en active Active
- 2023-11-02 US US18/386,531 patent/US12125937B2/en active Active
- 2023-11-02 US US18/386,535 patent/US12002899B2/en active Active
- 2023-11-02 US US18/386,544 patent/US20240063324A1/en active Pending
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2024
- 2024-05-03 US US18/654,091 patent/US12471403B2/en active Active
- 2024-05-13 MX MX2024005801A patent/MX2024005801A/es unknown
- 2024-05-13 MX MX2024005802A patent/MX2024005802A/es unknown
- 2024-09-05 JP JP2024152851A patent/JP2024174942A/ja active Pending
- 2024-09-23 AU AU2024219993A patent/AU2024219993B2/en active Active
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2025
- 2025-09-30 US US19/345,186 patent/US20260026130A1/en active Pending
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