KR20180084541A - 배터리 셀 - Google Patents

배터리 셀 Download PDF

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Publication number
KR20180084541A
KR20180084541A KR1020170008280A KR20170008280A KR20180084541A KR 20180084541 A KR20180084541 A KR 20180084541A KR 1020170008280 A KR1020170008280 A KR 1020170008280A KR 20170008280 A KR20170008280 A KR 20170008280A KR 20180084541 A KR20180084541 A KR 20180084541A
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KR
South Korea
Prior art keywords
battery cell
case
overcharging
electrode assembly
blocking
Prior art date
Application number
KR1020170008280A
Other languages
English (en)
Other versions
KR102101430B1 (ko
Inventor
윤지수
강달모
문정오
유재욱
Original Assignee
주식회사 엘지화학
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 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to KR1020170008280A priority Critical patent/KR102101430B1/ko
Priority to JP2018555216A priority patent/JP6686175B2/ja
Priority to PL17893458T priority patent/PL3444868T3/pl
Priority to US16/095,871 priority patent/US10923778B2/en
Priority to PCT/KR2017/010505 priority patent/WO2018135720A1/ko
Priority to EP17893458.4A priority patent/EP3444868B1/en
Priority to CN201780029868.6A priority patent/CN109155389B/zh
Publication of KR20180084541A publication Critical patent/KR20180084541A/ko
Application granted granted Critical
Publication of KR102101430B1 publication Critical patent/KR102101430B1/ko

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    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • H01M2/34—
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
    • H01M2/12—
    • H01M2/345—
    • H01M2/348—
    • 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
    • H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
    • 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
    • H01M50/375—Vent means sensitive to or responsive to temperature
    • 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
    • H01M50/383—Flame arresting or ignition-preventing means
    • 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
    • H01M50/394—Gas-pervious parts or elements
    • 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
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/578—Devices or arrangements for the interruption of current in response to pressure
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/581—Devices or arrangements for the interruption of current in response to temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/20—Pressure-sensitive devices
    • 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
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • 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
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
    • H01M50/557—Plate-shaped terminals
    • 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
    • Y02E60/12—
    • 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)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)

Abstract

본 발명의 일 실시예에 따른 배터리 셀은, 전극 조립체, 전극 조립체를 수용하는 케이스 본체와 케이스 본체로부터 연장되는 케이스 테라스를 포함하는 전지 케이스, 전지 케이스 밖으로 돌출되며, 전극 조립체와 전기적으로 연결되는 한 쌍의 전극 리드들 및 케이스 테라스 내부에 구비되며, 배터리 셀의 과충전을 차단하는 과충전 차단유닛을 포함하는 것을 특징으로 한다.
KR1020170008280A 2017-01-17 2017-01-17 배터리 셀 KR102101430B1 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1020170008280A KR102101430B1 (ko) 2017-01-17 2017-01-17 배터리 셀
JP2018555216A JP6686175B2 (ja) 2017-01-17 2017-09-22 バッテリーセル
PL17893458T PL3444868T3 (pl) 2017-01-17 2017-09-22 Ogniwo baterii
US16/095,871 US10923778B2 (en) 2017-01-17 2017-09-22 Battery cell
PCT/KR2017/010505 WO2018135720A1 (ko) 2017-01-17 2017-09-22 배터리 셀
EP17893458.4A EP3444868B1 (en) 2017-01-17 2017-09-22 Battery cell
CN201780029868.6A CN109155389B (zh) 2017-01-17 2017-09-22 电池单元

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020170008280A KR102101430B1 (ko) 2017-01-17 2017-01-17 배터리 셀

Publications (2)

Publication Number Publication Date
KR20180084541A true KR20180084541A (ko) 2018-07-25
KR102101430B1 KR102101430B1 (ko) 2020-04-16

Family

ID=62908025

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020170008280A KR102101430B1 (ko) 2017-01-17 2017-01-17 배터리 셀

Country Status (7)

Country Link
US (1) US10923778B2 (ko)
EP (1) EP3444868B1 (ko)
JP (1) JP6686175B2 (ko)
KR (1) KR102101430B1 (ko)
CN (1) CN109155389B (ko)
PL (1) PL3444868T3 (ko)
WO (1) WO2018135720A1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110120557B (zh) * 2018-02-05 2021-01-15 宁德新能源科技有限公司 保护装置及电池

Citations (4)

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Publication number Priority date Publication date Assignee Title
JPH10294097A (ja) * 1997-02-24 1998-11-04 Mitsubishi Electric Corp 薄型電池
KR20080099715A (ko) * 2007-05-10 2008-11-13 주식회사 엘지화학 가스 발생 구조체 및 이를 포함하는 전기화학소자
KR20150025974A (ko) * 2013-08-30 2015-03-11 삼성에스디아이 주식회사 이차 전지
KR20150089225A (ko) * 2014-01-27 2015-08-05 주식회사 엘지화학 안전성이 향상된 전지팩 및 전지팩의 안전성을 향상시키는 방법

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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10294097A (ja) * 1997-02-24 1998-11-04 Mitsubishi Electric Corp 薄型電池
KR20080099715A (ko) * 2007-05-10 2008-11-13 주식회사 엘지화학 가스 발생 구조체 및 이를 포함하는 전기화학소자
KR20150025974A (ko) * 2013-08-30 2015-03-11 삼성에스디아이 주식회사 이차 전지
KR20150089225A (ko) * 2014-01-27 2015-08-05 주식회사 엘지화학 안전성이 향상된 전지팩 및 전지팩의 안전성을 향상시키는 방법

Also Published As

Publication number Publication date
WO2018135720A1 (ko) 2018-07-26
JP2019514184A (ja) 2019-05-30
KR102101430B1 (ko) 2020-04-16
US10923778B2 (en) 2021-02-16
EP3444868B1 (en) 2020-03-18
CN109155389B (zh) 2021-07-23
CN109155389A (zh) 2019-01-04
PL3444868T3 (pl) 2020-07-13
EP3444868A4 (en) 2019-05-22
JP6686175B2 (ja) 2020-04-22
US20200076015A1 (en) 2020-03-05
EP3444868A1 (en) 2019-02-20

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