WO2022218946A3 - Batteriezelle mit einer elektrischen sicherung - Google Patents

Batteriezelle mit einer elektrischen sicherung Download PDF

Info

Publication number
WO2022218946A3
WO2022218946A3 PCT/EP2022/059672 EP2022059672W WO2022218946A3 WO 2022218946 A3 WO2022218946 A3 WO 2022218946A3 EP 2022059672 W EP2022059672 W EP 2022059672W WO 2022218946 A3 WO2022218946 A3 WO 2022218946A3
Authority
WO
WIPO (PCT)
Prior art keywords
battery cell
electrical fuse
fuse
groove
opening
Prior art date
Application number
PCT/EP2022/059672
Other languages
English (en)
French (fr)
Other versions
WO2022218946A2 (de
Inventor
Hyunchul Roh
Wonsup Han
Nina Zensen
Original Assignee
Bayerische Motoren Werke Aktiengesellschaft
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 Bayerische Motoren Werke Aktiengesellschaft filed Critical Bayerische Motoren Werke Aktiengesellschaft
Priority to CN202280023584.7A priority Critical patent/CN117121287A/zh
Priority to US18/286,798 priority patent/US20240204378A1/en
Publication of WO2022218946A2 publication Critical patent/WO2022218946A2/de
Publication of WO2022218946A3 publication Critical patent/WO2022218946A3/de

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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/08—Fusible members characterised by the shape or form of the fusible member
    • H01H85/10—Fusible members characterised by the shape or form of the fusible member with constriction for localised fusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/36—Means for applying mechanical tension to fusible 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/0241—Structural association of a fuse and another component or apparatus
    • H01H2085/025—Structural association with a binding post of a storage battery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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
    • H01M2200/103—Fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Secondary Cells (AREA)
  • Fuses (AREA)

Abstract

Es wird eine Batteriezelle (10) mit einer elektrischen Sicherung angegeben, wobei die elektrische Sicherung eine Schmelzsicherung (21) ist, die eine Nut (23) oder eine Öffnung aufweist, wobei in der Nut (23) oder der Öffnung ein Expansionsmaterial (22) angeordnet ist, das einen größeren thermischen Ausdehnungskoeffizienten aufweist als das Material der Schmelzsicherung (21).
PCT/EP2022/059672 2021-04-16 2022-04-12 Batteriezelle mit einer elektrischen sicherung WO2022218946A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202280023584.7A CN117121287A (zh) 2021-04-16 2022-04-12 具有电气保险装置的电池单体
US18/286,798 US20240204378A1 (en) 2021-04-16 2022-04-12 Battery Cell Having an Electrical Fuse

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021109628.6A DE102021109628A1 (de) 2021-04-16 2021-04-16 Batteriezelle mit einer elektrischen Sicherung
DE102021109628.6 2021-04-16

Publications (2)

Publication Number Publication Date
WO2022218946A2 WO2022218946A2 (de) 2022-10-20
WO2022218946A3 true WO2022218946A3 (de) 2022-12-08

Family

ID=81595847

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/059672 WO2022218946A2 (de) 2021-04-16 2022-04-12 Batteriezelle mit einer elektrischen sicherung

Country Status (4)

Country Link
US (1) US20240204378A1 (de)
CN (1) CN117121287A (de)
DE (1) DE102021109628A1 (de)
WO (1) WO2022218946A2 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6377432B1 (en) * 1999-02-26 2002-04-23 Sanyo Electric Co., Ltd. Fuse and battery pack containing the fuse
EP2793295A2 (de) * 2013-04-19 2014-10-22 Samsung SDI Co., Ltd. Wiederaufladbare Batterie
EP3154107A1 (de) * 2015-10-06 2017-04-12 Samsung SDI Co., Ltd. Stromschiene
US20170250394A1 (en) * 2016-02-29 2017-08-31 Sanyo Electric Co., Ltd. Secondary battery and assembled battery

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007020905B4 (de) 2007-04-26 2021-03-04 Varta Microbattery Gmbh Galvanisches Element mit Sicherungsmittel
KR101683209B1 (ko) 2011-12-06 2016-12-07 삼성에스디아이 주식회사 이차 전지
DE102013204341A1 (de) 2013-03-13 2014-09-18 Robert Bosch Gmbh Sicherheitselement für Batteriezelle
WO2016068071A1 (ja) 2014-10-27 2016-05-06 日本電気株式会社 二次電池、電動車両、蓄電システム、および製造方法
KR102611657B1 (ko) 2018-01-29 2023-12-08 삼성에스디아이 주식회사 이차 전지

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6377432B1 (en) * 1999-02-26 2002-04-23 Sanyo Electric Co., Ltd. Fuse and battery pack containing the fuse
EP2793295A2 (de) * 2013-04-19 2014-10-22 Samsung SDI Co., Ltd. Wiederaufladbare Batterie
EP3154107A1 (de) * 2015-10-06 2017-04-12 Samsung SDI Co., Ltd. Stromschiene
US20170250394A1 (en) * 2016-02-29 2017-08-31 Sanyo Electric Co., Ltd. Secondary battery and assembled battery

Also Published As

Publication number Publication date
CN117121287A (zh) 2023-11-24
WO2022218946A2 (de) 2022-10-20
DE102021109628A1 (de) 2022-10-20
US20240204378A1 (en) 2024-06-20

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