CN117999699A - 电池及接合方法 - Google Patents

电池及接合方法 Download PDF

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Publication number
CN117999699A
CN117999699A CN202280062801.3A CN202280062801A CN117999699A CN 117999699 A CN117999699 A CN 117999699A CN 202280062801 A CN202280062801 A CN 202280062801A CN 117999699 A CN117999699 A CN 117999699A
Authority
CN
China
Prior art keywords
radial direction
region
electrode
roller
electrode group
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
Application number
CN202280062801.3A
Other languages
English (en)
Chinese (zh)
Inventor
森山悠佑
忍友彰
上垣俊祐
广濑贵之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN117999699A publication Critical patent/CN117999699A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0431—Cells with wound or folded electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
CN202280062801.3A 2021-09-21 2022-07-15 电池及接合方法 Pending CN117999699A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-152940 2021-09-21
JP2021152940 2021-09-21
PCT/JP2022/027848 WO2023047772A1 (ja) 2021-09-21 2022-07-15 電池および接合方法

Publications (1)

Publication Number Publication Date
CN117999699A true CN117999699A (zh) 2024-05-07

Family

ID=85720462

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280062801.3A Pending CN117999699A (zh) 2021-09-21 2022-07-15 电池及接合方法

Country Status (4)

Country Link
US (1) US20240380010A1 (https=)
JP (1) JPWO2023047772A1 (https=)
CN (1) CN117999699A (https=)
WO (1) WO2023047772A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025116021A1 (ja) * 2023-11-30 2025-06-05 パナソニックＩｐマネジメント株式会社 蓄電装置
WO2025143146A1 (ja) * 2023-12-27 2025-07-03 パナソニックＩｐマネジメント株式会社 蓄電装置及び蓄電装置の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3912574B2 (ja) * 2000-12-04 2007-05-09 株式会社ユアサ開発 密閉形電池
JP4060590B2 (ja) * 2001-05-02 2008-03-12 日本碍子株式会社 リチウム二次電池の製造方法
JP5006603B2 (ja) * 2006-09-06 2012-08-22 株式会社日立製作所 非水電解質二次電池
JP2010257851A (ja) * 2009-04-27 2010-11-11 Toyota Motor Corp 電池の製造方法
JP2019125565A (ja) * 2018-01-19 2019-07-25 株式会社豊田自動織機 蓄電モジュール及びその製造方法
CN114207918B (zh) * 2019-08-08 2024-05-10 株式会社村田制作所 二次电池、电池包、电子设备、电动工具及电动车辆

Also Published As

Publication number Publication date
US20240380010A1 (en) 2024-11-14
WO2023047772A1 (ja) 2023-03-30
JPWO2023047772A1 (https=) 2023-03-30

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