SE548024C2 - Secondary cell - Google Patents

Secondary cell

Info

Publication number
SE548024C2
SE548024C2 SE2330598A SE2330598A SE548024C2 SE 548024 C2 SE548024 C2 SE 548024C2 SE 2330598 A SE2330598 A SE 2330598A SE 2330598 A SE2330598 A SE 2330598A SE 548024 C2 SE548024 C2 SE 548024C2
Authority
SE
Sweden
Prior art keywords
secondary cell
cell
Prior art date
Application number
SE2330598A
Other versions
SE2330598A1 (en
Inventor
Michael Shaughnessy
Original Assignee
Northvolt Ab
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 Northvolt Ab filed Critical Northvolt Ab
Priority to SE2330598A priority Critical patent/SE548024C2/en
Priority to PCT/EP2024/087540 priority patent/WO2025132882A1/en
Publication of SE2330598A1 publication Critical patent/SE2330598A1/en
Publication of SE548024C2 publication Critical patent/SE548024C2/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/102Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/107Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/147Lids or covers
    • H01M50/148Lids or covers characterised by their shape
    • H01M50/152Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30Arrangements for facilitating escape of gases
    • H01M50/342Non-re-sealable arrangements
    • H01M50/3425Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30Arrangements for facilitating escape of gases
    • H01M50/35Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
    • H01M50/358External gas exhaust passages located on the battery cover or case
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/528Fixed electrical connections, i.e. not intended for disconnection
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/543Terminals
    • H01M50/552Terminals characterised by their shape
    • H01M50/559Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/574Devices or arrangements for the interruption of current
    • H01M50/578Devices or arrangements for the interruption of current in response to pressure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00Safety devices for primary or secondary batteries
    • H01M2200/20Pressure-sensitive devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)
SE2330598A 2023-12-21 2023-12-21 Secondary cell SE548024C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE2330598A SE548024C2 (en) 2023-12-21 2023-12-21 Secondary cell
PCT/EP2024/087540 WO2025132882A1 (en) 2023-12-21 2024-12-19 Secondary cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2330598A SE548024C2 (en) 2023-12-21 2023-12-21 Secondary cell

Publications (2)

Publication Number Publication Date
SE2330598A1 SE2330598A1 (en) 2025-06-22
SE548024C2 true SE548024C2 (en) 2026-01-13

Family

ID=94238246

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2330598A SE548024C2 (en) 2023-12-21 2023-12-21 Secondary cell

Country Status (2)

Country Link
SE (1) SE548024C2 (en)
WO (1) WO2025132882A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140038005A1 (en) * 2011-04-28 2014-02-06 Sanyo Electric Co., Ltd. Sealed cell and method for manufacturing same
WO2021106729A1 (en) * 2019-11-29 2021-06-03 三洋電機株式会社 Sealed battery
WO2023075523A1 (en) * 2021-10-29 2023-05-04 주식회사 엘지에너지솔루션 Cylindrical battery cell, and battery pack including same and vehicle including same and current collector plate
SE2251009A1 (en) * 2022-08-31 2023-09-18 Northvolt Ab Cylindrical secondary cell lid comprising a vent feature
SE2250716A1 (en) * 2022-06-14 2023-12-15 Northvolt Ab A cylindrical secondary cell

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106030855B (en) * 2014-03-28 2019-08-23 三洋电机株式会社 Cylindrical sealed battery and battery pack
KR102601042B1 (en) * 2021-09-10 2023-11-13 삼성에스디아이 주식회사 Cylindrical secondary battery
JP7594658B2 (en) * 2021-09-30 2024-12-04 香港時代新能源科技有限公司 Battery unit, its manufacturing method and manufacturing system, battery and power-using device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140038005A1 (en) * 2011-04-28 2014-02-06 Sanyo Electric Co., Ltd. Sealed cell and method for manufacturing same
WO2021106729A1 (en) * 2019-11-29 2021-06-03 三洋電機株式会社 Sealed battery
WO2023075523A1 (en) * 2021-10-29 2023-05-04 주식회사 엘지에너지솔루션 Cylindrical battery cell, and battery pack including same and vehicle including same and current collector plate
SE2250716A1 (en) * 2022-06-14 2023-12-15 Northvolt Ab A cylindrical secondary cell
SE2251009A1 (en) * 2022-08-31 2023-09-18 Northvolt Ab Cylindrical secondary cell lid comprising a vent feature

Also Published As

Publication number Publication date
WO2025132882A1 (en) 2025-06-26
SE2330598A1 (en) 2025-06-22

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