JP7601338B2 - 電池セルおよびこれを含む電池モジュール - Google Patents
電池セルおよびこれを含む電池モジュール Download PDFInfo
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- H—ELECTRICITY
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- H01M50/50—Current conducting connections for cells or batteries
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- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
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- H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/548—Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
- H01M50/557—Plate-shaped terminals
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- H—ELECTRICITY
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
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- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/103—Fuse
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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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
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- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
本出願は2020年11月23日付韓国特許出願第10-2020-0157743号および2021年10月26日付韓国特許出願第10-2021-0143813号に基づいた優先権の利益を主張し、当該韓国特許出願の文献に開示された全ての内容は本明細書の一部として含まれる。
200:電池ケース
300:電極組立体
311、315:保護部材
400、410:電極リード
500:リードフィルム
Claims (12)
- 分離膜を介在させて積層された複数の電極板を含む電極組立体;および
前記電極組立体が収納部に装着される電池ケースを含み、
前記電極組立体は前記複数の電極板からそれぞれ延長されて形成された複数の電極タップを含み、
前記複数の電極タップは同一極性同士が同一線上に互いに配列されて電極タップ配列体を形成し、
前記複数の電極タップの端部にそれぞれ保護部材が接合されており、
前記電極タップ配列体と電気的に連結され、前記電池ケースの外側方向に突出している電極リードをさらに含み、
前記電極リードは第1電極リード部および第2電極リード部を含み、
前記第1電極リード部は前記電極タップ配列体の配列方向に沿って延長され、前記複数の電極タップの端部にそれぞれ接合されている前記保護部材の端部と互いに接合されており、
前記第2電極リード部は前記第1電極リード部から前記電池ケースの外側方向に突出しており、
前記保護部材は、ショート現象が発生した電極板の電極タップを前記第1電極リード部から切り離すように構成されている、電池セル。 - 前記複数の電極タップの端部のうちの一部に一つの前記保護部材が接合されており、
前記複数の電極タップの端部のうちの残り一部に他の一つの前記保護部材が接合されている、請求項1に記載の電池セル。 - 前記保護部材は、第1温度以上の熱が加えられると切れる、請求項1または2に記載の電池セル。
- 前記第1温度は、前記電極板に第1電流以上の電流が流れる時に発生する抵抗熱の温度である、請求項3に記載の電池セル。
- 前記第1電流は10C以上の電流である、請求項4に記載の電池セル。
- 前記保護部材はPb-Sn(鉛-錫)合金を含む、請求項1から5のいずれか一項に記載の電池セル。
- 前記保護部材は、30重量%~45重量%の鉛(Pb)および55重量%~70重量%の錫(Sn)を含む合金からなる、請求項6に記載の電池セル。
- 前記電池ケースは外周辺が熱融着によって密封された構造のシーリング部を含み、
前記電極リードの上部および下部のうちの少なくとも一方において、前記シーリング部に対応する部分に位置するリードフィルムを含む、請求項1に記載の電池セル。 - 前記リードフィルムは、前記第2電極リード部に位置する、請求項8に記載の電池セル。
- 電極板から延長されて形成された電極タップにそれぞれ保護部材を接合するプリ溶接段階;
前記保護部材が接合された複数の電極板の間に分離膜を介在させて電極組立体を製造する電極組立体製造段階;および
前記電極組立体に含まれている複数の前記電極タップは同一極性同士が互いに積層されて電極タップ配列体を形成し、前記電極タップ配列体の端部と電極リードを互いに接するようにする溶接段階を含み、
前記電極リードは第1電極リード部および第2電極リード部を含み、
前記第1電極リード部は前記電極タップ配列体の配列方向に沿って延長され、複数の前記電極タップにそれぞれ接合されている前記保護部材の端部と互いに接合されており、
前記第2電極リード部は前記第1電極リード部から電池ケースの外側方向に突出しており、
前記保護部材は、ショート現象が発生した電極板の電極タップを前記第1電極リード部から切り離すように構成されている、電池セル製造方法。 - 前記電極リードと電気的に連結された前記電極組立体を電池ケースの収納部に装着するパッケージング段階をさらに含む、請求項10に記載の電池セル製造方法。
- 請求項1から9のいずれか一項に記載の電池セルを含む電池モジュール。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2020-0157743 | 2020-11-23 | ||
| KR20200157743 | 2020-11-23 | ||
| KR10-2021-0143813 | 2021-10-26 | ||
| KR1020210143813A KR20220071110A (ko) | 2020-11-23 | 2021-10-26 | 전지셀 및 이를 포함하는 전지 모듈 |
| PCT/KR2021/015243 WO2022108163A1 (ko) | 2020-11-23 | 2021-10-27 | 전지셀 및 이를 포함하는 전지 모듈 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023525015A JP2023525015A (ja) | 2023-06-14 |
| JP7601338B2 true JP7601338B2 (ja) | 2024-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2022567407A Active JP7601338B2 (ja) | 2020-11-23 | 2021-10-27 | 電池セルおよびこれを含む電池モジュール |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230352802A1 (ja) |
| EP (1) | EP4131634A4 (ja) |
| JP (1) | JP7601338B2 (ja) |
| CN (1) | CN115552720A (ja) |
| WO (1) | WO2022108163A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240070140A (ko) * | 2022-11-14 | 2024-05-21 | 에스케이온 주식회사 | 전류 차단부를 갖는 배터리 셀 및 이를 구비한 배터리 장치 |
| KR20240174547A (ko) * | 2023-06-09 | 2024-12-17 | 주식회사 엘지에너지솔루션 | 이차 전지용 전극 탭, 전극 조립체, 이차 전지, 배터리팩 및 이동수단 |
| CN118099536A (zh) * | 2023-12-29 | 2024-05-28 | 宁德新能源科技有限公司 | 二次电池以及电子装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009181899A (ja) | 2008-01-31 | 2009-08-13 | Sanyo Electric Co Ltd | 積層式電池 |
| JP2013222594A (ja) | 2012-04-16 | 2013-10-28 | Sharp Corp | 非水系二次電池 |
| JP2018511155A (ja) | 2015-05-07 | 2018-04-19 | エルジー・ケム・リミテッド | 電流制限機能付き電極リードを含むパウチ型二次電池 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2620425A (en) * | 1950-01-05 | 1952-12-02 | Seiler Karl | Art of soldering cans |
| JPH0782795B2 (ja) * | 1986-11-06 | 1995-09-06 | 内橋エステツク株式会社 | 温度ヒユ−ズ |
| JPH0850920A (ja) * | 1994-08-08 | 1996-02-20 | Toyo Takasago Kandenchi Kk | 角型リチウム二次電池 |
| JPH10214614A (ja) * | 1997-01-31 | 1998-08-11 | Japan Storage Battery Co Ltd | 電 池 |
| KR20000038817A (ko) * | 1998-12-09 | 2000-07-05 | 김순택 | 리튬 이차 전지 |
| JP2001202946A (ja) * | 2000-01-18 | 2001-07-27 | Nec Corp | 非水電解液二次電池 |
| KR100822184B1 (ko) * | 2001-09-19 | 2008-04-16 | 삼성에스디아이 주식회사 | 이차 전지용 온도 퓨즈 |
| KR100420148B1 (ko) * | 2001-10-19 | 2004-03-02 | 삼성에스디아이 주식회사 | 보호 소자와 이를 장착한 이차 전지 |
| JP2004311073A (ja) * | 2003-04-02 | 2004-11-04 | Matsushita Electric Ind Co Ltd | 過電流保護機能付きエネルギーデバイス及びその製造方法 |
| CN100541867C (zh) * | 2004-04-13 | 2009-09-16 | 株式会社Lg化学 | 包括具有保护器元件的电极引线的电化学装置 |
| JP5072796B2 (ja) * | 2008-05-23 | 2012-11-14 | ソニーケミカル&インフォメーションデバイス株式会社 | 保護素子及び二次電池装置 |
| CN103887516B (zh) * | 2012-12-21 | 2016-05-25 | 华为技术有限公司 | 一种集流体及其制作方法、与锂离子电池 |
| KR102072673B1 (ko) * | 2016-03-30 | 2020-03-02 | 주식회사 엘지화학 | 리튬이차전지 |
| KR20180082748A (ko) * | 2017-01-11 | 2018-07-19 | 주식회사 엘지화학 | 고온에서 단전을 유도하는 온도 퓨즈가 장착된 전극리드를 포함하는 전지셀 |
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2021
- 2021-10-27 CN CN202180033830.2A patent/CN115552720A/zh active Pending
- 2021-10-27 WO PCT/KR2021/015243 patent/WO2022108163A1/ko not_active Ceased
- 2021-10-27 JP JP2022567407A patent/JP7601338B2/ja active Active
- 2021-10-27 EP EP21894934.5A patent/EP4131634A4/en active Pending
- 2021-10-27 US US17/925,224 patent/US20230352802A1/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009181899A (ja) | 2008-01-31 | 2009-08-13 | Sanyo Electric Co Ltd | 積層式電池 |
| JP2013222594A (ja) | 2012-04-16 | 2013-10-28 | Sharp Corp | 非水系二次電池 |
| JP2018511155A (ja) | 2015-05-07 | 2018-04-19 | エルジー・ケム・リミテッド | 電流制限機能付き電極リードを含むパウチ型二次電池 |
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| US20230352802A1 (en) | 2023-11-02 |
| CN115552720A (zh) | 2022-12-30 |
| JP2023525015A (ja) | 2023-06-14 |
| WO2022108163A1 (ko) | 2022-05-27 |
| EP4131634A1 (en) | 2023-02-08 |
| EP4131634A4 (en) | 2024-06-19 |
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