CN119487683A - 圆筒形电池 - Google Patents

圆筒形电池 Download PDF

Info

Publication number
CN119487683A
CN119487683A CN202380054256.8A CN202380054256A CN119487683A CN 119487683 A CN119487683 A CN 119487683A CN 202380054256 A CN202380054256 A CN 202380054256A CN 119487683 A CN119487683 A CN 119487683A
Authority
CN
China
Prior art keywords
grooves
electrolyte
linear
cylindrical battery
intersection
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
CN202380054256.8A
Other languages
English (en)
Chinese (zh)
Inventor
岸本阳
三原聪
奥谷仰
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 New Energy Co ltd
Original Assignee
Panasonic New Energy 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 New Energy Co ltd filed Critical Panasonic New Energy Co ltd
Publication of CN119487683A publication Critical patent/CN119487683A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/131—Primary casings; Jackets or wrappings characterised by physical properties, e.g. gas permeability, size or heat resistance
    • H01M50/133—Thickness
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
    • 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
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
CN202380054256.8A 2022-07-28 2023-06-20 圆筒形电池 Pending CN119487683A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022120481 2022-07-28
JP2022-120481 2022-07-28
PCT/JP2023/022692 WO2024024341A1 (ja) 2022-07-28 2023-06-20 円筒形電池

Publications (1)

Publication Number Publication Date
CN119487683A true CN119487683A (zh) 2025-02-18

Family

ID=89706000

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380054256.8A Pending CN119487683A (zh) 2022-07-28 2023-06-20 圆筒形电池

Country Status (5)

Country Link
US (1) US20260024844A1 (https=)
EP (1) EP4564564A4 (https=)
JP (1) JPWO2024024341A1 (https=)
CN (1) CN119487683A (https=)
WO (1) WO2024024341A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025249412A1 (ja) * 2024-05-31 2025-12-04 パナソニックＩｐマネジメント株式会社 蓄電装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06333548A (ja) 1993-05-19 1994-12-02 Matsushita Electric Ind Co Ltd 防爆型電池
US6346342B1 (en) * 1999-11-19 2002-02-12 Eveready Battery Company, Inc. Battery having pressure relief mechanism formed in container
US8158280B2 (en) * 2006-05-24 2012-04-17 Eveready Battery Company, Inc. Battery container having cruciform vent and cover
US20110305946A1 (en) * 2009-03-04 2011-12-15 Kenshiro Moride Sealed battery and method of producing sealed battery
JP5903607B2 (ja) * 2011-11-11 2016-04-13 パナソニックＩｐマネジメント株式会社 電池パック
WO2014045569A1 (ja) * 2012-09-24 2014-03-27 三洋電機株式会社 密閉型二次電池
JP2018014160A (ja) * 2014-11-27 2018-01-25 三洋電機株式会社 円筒形非水電解質二次電池

Also Published As

Publication number Publication date
US20260024844A1 (en) 2026-01-22
JPWO2024024341A1 (https=) 2024-02-01
WO2024024341A1 (ja) 2024-02-01
EP4564564A4 (en) 2026-02-25
EP4564564A1 (en) 2025-06-04

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