JP2026061930A - 二次電池および電池パック - Google Patents

二次電池および電池パック

Info

Publication number
JP2026061930A
JP2026061930A JP2024171278A JP2024171278A JP2026061930A JP 2026061930 A JP2026061930 A JP 2026061930A JP 2024171278 A JP2024171278 A JP 2024171278A JP 2024171278 A JP2024171278 A JP 2024171278A JP 2026061930 A JP2026061930 A JP 2026061930A
Authority
JP
Japan
Prior art keywords
electrode
current collector
secondary battery
winding
electrode current
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
JP2024171278A
Other languages
English (en)
Japanese (ja)
Other versions
JP2026061930A5 (https=
Inventor
宏宣 小林
宏樹 高田
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP2024171278A priority Critical patent/JP2026061930A/ja
Priority to US19/297,443 priority patent/US20260094859A1/en
Priority to DE102025136555.5A priority patent/DE102025136555A1/de
Publication of JP2026061930A publication Critical patent/JP2026061930A/ja
Publication of JP2026061930A5 publication Critical patent/JP2026061930A5/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0431Cells with wound or folded electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • H01M10/0587Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • 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
    • H01M50/531Electrode connections inside a battery casing
    • H01M50/538Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing 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)
JP2024171278A 2024-09-30 2024-09-30 二次電池および電池パック Pending JP2026061930A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2024171278A JP2026061930A (ja) 2024-09-30 2024-09-30 二次電池および電池パック
US19/297,443 US20260094859A1 (en) 2024-09-30 2025-08-12 Secondary battery and battery pack
DE102025136555.5A DE102025136555A1 (de) 2024-09-30 2025-09-10 Zweite batterie und batteriepaket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2024171278A JP2026061930A (ja) 2024-09-30 2024-09-30 二次電池および電池パック

Publications (2)

Publication Number Publication Date
JP2026061930A true JP2026061930A (ja) 2026-04-09
JP2026061930A5 JP2026061930A5 (https=) 2026-05-07

Family

ID=99057997

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024171278A Pending JP2026061930A (ja) 2024-09-30 2024-09-30 二次電池および電池パック

Country Status (3)

Country Link
US (1) US20260094859A1 (https=)
JP (1) JP2026061930A (https=)
DE (1) DE102025136555A1 (https=)

Also Published As

Publication number Publication date
US20260094859A1 (en) 2026-04-02
DE102025136555A1 (de) 2026-04-02

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Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20260423

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20260423