EP2208248A4 - Electrochemical storage cell - Google Patents

Electrochemical storage cell

Info

Publication number
EP2208248A4
EP2208248A4 EP08864192A EP08864192A EP2208248A4 EP 2208248 A4 EP2208248 A4 EP 2208248A4 EP 08864192 A EP08864192 A EP 08864192A EP 08864192 A EP08864192 A EP 08864192A EP 2208248 A4 EP2208248 A4 EP 2208248A4
Authority
EP
European Patent Office
Prior art keywords
storage cell
electrochemical storage
electrochemical
cell
storage
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.)
Ceased
Application number
EP08864192A
Other languages
German (de)
French (fr)
Other versions
EP2208248A1 (en
Inventor
Lei Han
Hongjuan Gu
Weixin Zheng
Xi Shen
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.)
BYD Co Ltd
Original Assignee
BYD 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40787263&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2208248(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from CNU2007201963952U external-priority patent/CN201146250Y/en
Priority claimed from CNU2008201164969U external-priority patent/CN201233945Y/en
Priority claimed from CN2008101354775A external-priority patent/CN101645495B/en
Priority claimed from CN200810135478A external-priority patent/CN101645496A/en
Priority claimed from CN200810145734A external-priority patent/CN101651194A/en
Application filed by BYD Co Ltd filed Critical BYD Co Ltd
Publication of EP2208248A1 publication Critical patent/EP2208248A1/en
Publication of EP2208248A4 publication Critical patent/EP2208248A4/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel 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
    • 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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6553—Terminals or leads
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
    • 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
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
    • H01M50/51—Connection only in series
    • 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
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/548—Terminals characterised by the disposition of the terminals on the cells on opposite sides 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
    • 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
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
    • H01M6/5038—Heating or cooling of cells or batteries
    • 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
    • H01M10/0422—Cells or battery with cylindrical casing
    • 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
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • 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
    • H01M50/147—Lids or covers
    • 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
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/15—Lids or covers characterised by their shape for prismatic 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
    • 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
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • 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
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Primary Cells (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
  • Cell Separators (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
EP08864192A 2007-12-25 2008-12-24 Electrochemical storage cell Ceased EP2208248A4 (en)

Applications Claiming Priority (20)

Application Number Priority Date Filing Date Title
CNU2007201963952U CN201146250Y (en) 2007-12-25 2007-12-25 A battery module connector
CNU2008201164969U CN201233945Y (en) 2008-06-30 2008-06-30 Battery
CN2008101354775A CN101645495B (en) 2008-08-07 2008-08-07 Explosion-proof structure and power battery adopting explosion-proof structure
CN200810135478A CN101645496A (en) 2008-08-07 2008-08-07 Explosion-proof sheet and explosion-proof structure and power battery of explosion-proof sheet
CN200810145734A CN101651194A (en) 2008-08-14 2008-08-14 Lithium ion battery
CN200810142085 2008-08-26
CN200820146851 2008-08-26
CN200810142084 2008-08-26
CN200810142087 2008-08-26
CN200820146849 2008-08-26
CN200810142090 2008-08-26
CN200810142083 2008-08-26
CN200810142088 2008-08-26
CN200810142080 2008-08-26
CN200810142082 2008-08-26
CN200820146848 2008-08-26
CN200810142089 2008-08-26
CN200810142086 2008-08-26
CN200810217018 2008-10-10
PCT/CN2008/073678 WO2009079964A1 (en) 2007-12-25 2008-12-24 Electrochemical storage cell

Publications (2)

Publication Number Publication Date
EP2208248A1 EP2208248A1 (en) 2010-07-21
EP2208248A4 true EP2208248A4 (en) 2012-03-28

Family

ID=40787263

Family Applications (8)

Application Number Title Priority Date Filing Date
EP08863940A Withdrawn EP2210301A4 (en) 2007-12-25 2008-12-24 Optimized dimensional relationships for an electrochemical cell having coiled core
EP08864192A Ceased EP2208248A4 (en) 2007-12-25 2008-12-24 Electrochemical storage cell
EP08868378.4A Withdrawn EP2210294A4 (en) 2007-12-25 2008-12-24 Protection cover for end cap assembly of battery cell
EP08863738.4A Active EP2210311B1 (en) 2007-12-25 2008-12-24 Vehicle with battery system
EP08867248.0A Active EP2223365B1 (en) 2007-12-25 2008-12-24 Electrochemical storage cell with blow out vents
EP08864156.8A Active EP2223375B1 (en) 2007-12-25 2008-12-24 Electrochemical cell having coiled core
EP08868949.2A Withdrawn EP2225793A4 (en) 2007-12-25 2008-12-24 Battery system with heated terminals
EP08867675.4A Active EP2210295B1 (en) 2007-12-25 2008-12-24 Construction of electrochemical storage cell

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP08863940A Withdrawn EP2210301A4 (en) 2007-12-25 2008-12-24 Optimized dimensional relationships for an electrochemical cell having coiled core

Family Applications After (6)

Application Number Title Priority Date Filing Date
EP08868378.4A Withdrawn EP2210294A4 (en) 2007-12-25 2008-12-24 Protection cover for end cap assembly of battery cell
EP08863738.4A Active EP2210311B1 (en) 2007-12-25 2008-12-24 Vehicle with battery system
EP08867248.0A Active EP2223365B1 (en) 2007-12-25 2008-12-24 Electrochemical storage cell with blow out vents
EP08864156.8A Active EP2223375B1 (en) 2007-12-25 2008-12-24 Electrochemical cell having coiled core
EP08868949.2A Withdrawn EP2225793A4 (en) 2007-12-25 2008-12-24 Battery system with heated terminals
EP08867675.4A Active EP2210295B1 (en) 2007-12-25 2008-12-24 Construction of electrochemical storage cell

Country Status (11)

Country Link
EP (8) EP2210301A4 (en)
JP (8) JP5269095B2 (en)
KR (8) KR101213629B1 (en)
BR (8) BRPI0819585B1 (en)
CA (8) CA2709122C (en)
DK (1) DK2223375T3 (en)
EA (8) EA017128B1 (en)
ES (1) ES2627441T3 (en)
HU (1) HUE034580T2 (en)
PL (1) PL2223375T3 (en)
WO (8) WO2009079964A1 (en)

Families Citing this family (34)

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CN101662011B (en) * 2008-08-26 2013-05-29 比亚迪股份有限公司 A battery pole piece, its preparation method, and a battery containing the pole piece
DE102009050319B4 (en) * 2009-10-16 2026-03-26 Elringklinger Ag Electrochemical device
DE102009050316A1 (en) 2009-10-16 2011-04-21 Elringklinger Ag cell connectors
KR101256296B1 (en) * 2010-12-30 2013-04-18 주식회사 포스코아이씨티 Battery system
US9537121B2 (en) 2011-03-18 2017-01-03 Samsung Sdi Co., Ltd. Secondary battery and secondary battery pack having a flexible collecting tab extending through a cap plate
JP5652306B2 (en) * 2011-04-08 2015-01-14 トヨタ自動車株式会社 Batteries, assembled batteries and vehicles
FR2974317B1 (en) * 2011-04-20 2013-04-26 Batscap Sa DEVICE AND METHOD FOR MIXING FRICTION WELDING OF ELECTRIC ENERGY STORAGE ASSEMBLY
DE102011017613A1 (en) * 2011-04-27 2012-10-31 Robert Bosch Gmbh Cell winding of a lithium-ion battery and method for producing a cell coil
CN102244299A (en) * 2011-06-08 2011-11-16 曙鹏科技（深圳）有限公司 Winding battery cell of flexible package battery and manufacturing method thereof as well as lithium battery
KR101816708B1 (en) * 2011-12-02 2018-01-10 에스케이이노베이션 주식회사 Battery pack
WO2013103244A1 (en) 2012-01-03 2013-07-11 주식회사 엘지화학 Battery pack and connecting bar applied to same
KR101401477B1 (en) * 2012-08-02 2014-05-29 주식회사 엘지화학 Connecting element for secondary battery, Battery module and Battery pack comprising the same
KR101725500B1 (en) * 2015-12-09 2017-04-10 현대오트론 주식회사 Apparatus and method for preventing over-current
JP6688465B2 (en) * 2017-03-13 2020-04-28 トヨタ自動車株式会社 Battery pack
KR102063584B1 (en) 2017-06-13 2020-01-09 주식회사 엘지화학 Electrode assembly and method for preparing the same
BR112020010629A2 (en) * 2017-12-01 2020-11-10 Ningde Amperex Technology Limited coiled battery cell
KR102402611B1 (en) 2018-07-09 2022-05-27 주식회사 엘지에너지솔루션 Electrode assembly and method for preparing the same
KR102402612B1 (en) 2018-07-19 2022-05-27 주식회사 엘지에너지솔루션 Electrode assembly and method for preparing the same
KR102314631B1 (en) 2018-09-19 2021-10-20 주식회사 엘지에너지솔루션 Electrode-assembly
US12244025B2 (en) * 2018-12-29 2025-03-04 Contemporary Amperex Technology (Hong Kong) Limited Secondary battery and battery module
CN112332006B (en) 2019-08-27 2021-09-17 宁德时代新能源科技股份有限公司 Battery pack
CN110607084B (en) * 2019-09-02 2021-08-03 郑州机械研究所有限公司 Wear-resistant coating and preparation method thereof, cutter ring of shield hob, shield hob and shield machine
FR3100929B1 (en) * 2019-09-13 2021-09-24 Capacite VEHICLE ELECTRIC BATTERY
CN111168266A (en) * 2019-12-27 2020-05-19 大族激光科技产业集团股份有限公司 Quick battery cell protective cover taking and placing mechanism and welding equipment
KR102405016B1 (en) * 2020-07-20 2022-06-07 전북대학교산학협력단 Air-cooled battery heat management system using water cooling
DE102020211571A1 (en) * 2020-09-15 2022-03-17 Elringklinger Ag Feedthrough system, method of making a feedthrough system, electrochemical cell and electrochemical system
RU2765222C1 (en) * 2020-12-30 2022-01-26 Тхе Баттериес Сп. з о.о. METHOD FOR FORMING A LiCoO2 FILM AND APPARATUS FOR IMPLEMENTATION THEREOF
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