JP7734325B2 - 蓄電装置 - Google Patents

蓄電装置

Info

Publication number
JP7734325B2
JP7734325B2 JP2022550637A JP2022550637A JP7734325B2 JP 7734325 B2 JP7734325 B2 JP 7734325B2 JP 2022550637 A JP2022550637 A JP 2022550637A JP 2022550637 A JP2022550637 A JP 2022550637A JP 7734325 B2 JP7734325 B2 JP 7734325B2
Authority
JP
Japan
Prior art keywords
current collector
tab
tabs
storage device
negative electrode
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.)
Active
Application number
JP2022550637A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022059788A1 (https=
Inventor
真也 下司
真一 坂本
一路 清水
きよみ 神月
一紀 小平
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 JPWO2022059788A1 publication Critical patent/JPWO2022059788A1/ja
Application granted granted Critical
Publication of JP7734325B2 publication Critical patent/JP7734325B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01M50/50—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
    • 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
    • H01M10/058—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
    • 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
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • 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
    • H01M50/534—Electrode connections inside a battery casing characterised by the material 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
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • 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)
  • Connection Of Batteries Or Terminals (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
JP2022550637A 2020-09-21 2021-09-17 蓄電装置 Active JP7734325B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063081142P 2020-09-21 2020-09-21
US63/081,142 2020-09-21
PCT/JP2021/034415 WO2022059788A1 (ja) 2020-09-21 2021-09-17 蓄電装置

Publications (2)

Publication Number Publication Date
JPWO2022059788A1 JPWO2022059788A1 (https=) 2022-03-24
JP7734325B2 true JP7734325B2 (ja) 2025-09-05

Family

ID=80776184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022550637A Active JP7734325B2 (ja) 2020-09-21 2021-09-17 蓄電装置

Country Status (5)

Country Link
US (1) US20230361357A1 (https=)
EP (1) EP4216323A4 (https=)
JP (1) JP7734325B2 (https=)
CN (1) CN116075958A (https=)
WO (1) WO2022059788A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240194953A1 (en) * 2021-03-30 2024-06-13 Panasonic Intellectual Property Management Co., Ltd. Power storage device
CN116315479B (zh) * 2023-03-10 2025-06-17 合肥国轩高科动力能源有限公司 一种圆柱电池全极耳揉平方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000251871A (ja) 1999-03-02 2000-09-14 Toshiba Battery Co Ltd アルカリ二次電池
JP2007335232A (ja) 2006-06-15 2007-12-27 Matsushita Electric Ind Co Ltd 二次電池およびその製造方法
JP2014107329A (ja) 2012-11-26 2014-06-09 Nippon Chemicon Corp コンデンサおよびその製造方法
JP2016195015A (ja) 2015-03-31 2016-11-17 株式会社Ｇｓユアサ 蓄電素子
JP2018045796A (ja) 2016-09-12 2018-03-22 トヨタ自動車株式会社 電池
JP2020505717A (ja) 2017-04-14 2020-02-20 エルジー・ケム・リミテッド 二次電池及びその二次電池の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014080638A1 (ja) * 2012-11-26 2014-05-30 日本ケミコン株式会社 蓄電デバイスおよびその製造方法
JP6568532B2 (ja) * 2014-01-28 2019-08-28 リチウム ワークス テクノロジー ビーヴィー 円筒状電気化学的電池及び円筒状電気化学的電池の製造方法
US10566598B2 (en) * 2015-07-10 2020-02-18 Panasonic Intellectual Property Management Co., Ltd. Battery having separator protection provided to electrode
CN111033857B (zh) * 2017-11-14 2023-04-04 松下控股株式会社 锂离子二次电池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000251871A (ja) 1999-03-02 2000-09-14 Toshiba Battery Co Ltd アルカリ二次電池
JP2007335232A (ja) 2006-06-15 2007-12-27 Matsushita Electric Ind Co Ltd 二次電池およびその製造方法
JP2014107329A (ja) 2012-11-26 2014-06-09 Nippon Chemicon Corp コンデンサおよびその製造方法
JP2016195015A (ja) 2015-03-31 2016-11-17 株式会社Ｇｓユアサ 蓄電素子
JP2018045796A (ja) 2016-09-12 2018-03-22 トヨタ自動車株式会社 電池
JP2020505717A (ja) 2017-04-14 2020-02-20 エルジー・ケム・リミテッド 二次電池及びその二次電池の製造方法

Also Published As

Publication number Publication date
JPWO2022059788A1 (https=) 2022-03-24
EP4216323A1 (en) 2023-07-26
CN116075958A (zh) 2023-05-05
US20230361357A1 (en) 2023-11-09
EP4216323A4 (en) 2024-11-27
WO2022059788A1 (ja) 2022-03-24

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