EP4214789A4 - Thermal runaway detection systems for batteries within enclosures and methods of use thereof - Google Patents

Thermal runaway detection systems for batteries within enclosures and methods of use thereof

Info

Publication number
EP4214789A4
EP4214789A4 EP21870138.1A EP21870138A EP4214789A4 EP 4214789 A4 EP4214789 A4 EP 4214789A4 EP 21870138 A EP21870138 A EP 21870138A EP 4214789 A4 EP4214789 A4 EP 4214789A4
Authority
EP
European Patent Office
Prior art keywords
enclosures
batteries
methods
detection systems
thermal runaway
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
EP21870138.1A
Other languages
German (de)
French (fr)
Other versions
EP4214789A1 (en
Inventor
Brian Allen Engle
Neil Roberts
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.)
Amphenol Thermometrics Inc
Original Assignee
Amphenol Thermometrics Inc
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
Priority claimed from US17/021,711 external-priority patent/US11588192B2/en
Application filed by Amphenol Thermometrics Inc filed Critical Amphenol Thermometrics Inc
Publication of EP4214789A1 publication Critical patent/EP4214789A1/en
Publication of EP4214789A4 publication Critical patent/EP4214789A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0092—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption with use of redundant elements for safety purposes
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/04—Cutting off the power supply under fault conditions
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/12—Recording operating variables ; Monitoring of operating variables
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/392—Determining battery ageing or deterioration, e.g. state of health
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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
    • H01M10/4228—Leak testing 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the 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
    • H01M10/42—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
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • 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
    • 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
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/90—Regulation of charging or discharging current or voltage
    • H02J7/971—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/973—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to degree of gas development in the battery
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • B60L2240/545—Temperature
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/80—Time limits
    • 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
    • B60L2250/00—Driver interactions
    • B60L2250/10—Driver interactions by alarm
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
EP21870138.1A 2020-09-15 2021-09-15 Thermal runaway detection systems for batteries within enclosures and methods of use thereof Pending EP4214789A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/021,711 US11588192B2 (en) 2020-09-15 2020-09-15 Thermal runaway detection system for batteries within enclosures
US202163202962P 2021-07-01 2021-07-01
PCT/US2021/050471 WO2022060845A1 (en) 2020-09-15 2021-09-15 Thermal runaway detection systems for batteries within enclosures and methods of use thereof

Publications (2)

Publication Number Publication Date
EP4214789A1 EP4214789A1 (en) 2023-07-26
EP4214789A4 true EP4214789A4 (en) 2025-01-01

Family

ID=80776378

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21870138.1A Pending EP4214789A4 (en) 2020-09-15 2021-09-15 Thermal runaway detection systems for batteries within enclosures and methods of use thereof

Country Status (6)

Country Link
EP (1) EP4214789A4 (en)
JP (2) JP2023545632A (en)
KR (1) KR20230108259A (en)
CN (1) CN121763107A (en)
CA (1) CA3195366A1 (en)
WO (1) WO2022060845A1 (en)

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US20230349978A1 (en) * 2022-04-27 2023-11-02 Analog Devices International Unlimited Company Tiered gas monitoring for battery failures
CN115228013B (en) * 2022-06-23 2023-11-21 安徽中科中涣智能装备股份有限公司 Multi-phase fire disaster treatment system in energy storage shelter
CN114965655A (en) * 2022-06-27 2022-08-30 北京理工大学 A fault diagnosis system for thermal runaway of lithium-ion battery based on gas signal
CN115764029A (en) * 2022-11-15 2023-03-07 深圳市美思先端电子有限公司 A lithium battery thermal runaway early warning multi-physical quantity monitoring device
CN116047321A (en) * 2023-01-29 2023-05-02 惠州亿纬锂能股份有限公司 A new battery thermal runaway test tool
CN117147767A (en) * 2023-08-17 2023-12-01 深圳市帝显电子有限公司 A battery self-ignition detector and early warning method
CN116799338A (en) * 2023-08-22 2023-09-22 宁德时代新能源科技股份有限公司 Batteries, electrical devices and gas concentration detection methods
KR20250037213A (en) * 2023-09-08 2025-03-17 홍익대학교 산학협력단 System for detecting thermal runway of battery
EP4539203A1 (en) * 2023-10-11 2025-04-16 Eve Energy Co., Ltd. Thermal runaway early warning method in power battery system, electronic device, and storage media
GB2635399A (en) * 2023-11-12 2025-05-14 Leslie Kelly Andrew A smart safety system for early detection of thermal runaway electric vehicle battery charging
CN117630296A (en) * 2023-12-01 2024-03-01 电子科技大学长三角研究院(湖州) A health status diagnosis system for aqueous zinc-ion batteries based on gas signals
JP7754368B1 (en) * 2024-01-26 2025-10-15 三菱自動車工業株式会社 Gas leak detection system and gas leak detection method
DE102024202191B3 (en) 2024-03-08 2025-05-15 Schaeffler Technologies AG & Co. KG Method, control device, battery device diagnostic device and computer program for determining a thermal runaway of a battery assembly, as well as battery device and vehicle
DE102024112008A1 (en) * 2024-04-29 2025-10-30 Bayerische Motoren Werke Aktiengesellschaft Monitoring device for a motor vehicle and motor vehicle
CN119199593A (en) * 2024-11-28 2024-12-27 上海为基新能源有限公司 Integrated energy storage battery thermal runaway detection device and method
CN119556157A (en) * 2025-01-22 2025-03-04 宁德时代新能源科技股份有限公司 Thermal diffusion test method and device

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US20130312947A1 (en) * 2012-05-22 2013-11-28 Lawerence Livermore National Security, Llc Li-ion battery thermal runaway suppression system using microchannel coolers and refrigerant injections
CN109910618A (en) * 2019-03-28 2019-06-21 重庆长安新能源汽车科技有限公司 A kind of battery safety management method, apparatus and new-energy automobile
DE102019215812A1 (en) * 2019-10-15 2019-11-28 Vitesco Technologies GmbH Battery management device for a battery system, battery system, method for operating a battery management device
EP3621142A1 (en) * 2017-12-18 2020-03-11 Tsinghua University Power battery pack safety prevention and control system for electric vehicle and control method

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US9083064B2 (en) * 2012-03-29 2015-07-14 Tesla Motors, Inc. Battery pack pressure monitoring system for thermal event detection
EP2994785A4 (en) * 2013-05-08 2016-12-14 Univ Colorado State Res Found METHODS AND APPARATUS FOR DETECTING HYDROCARBON
US9553465B2 (en) * 2014-04-21 2017-01-24 Palo Alto Research Center Incorporated Battery management based on internal optical sensing
JP2018133189A (en) * 2017-02-15 2018-08-23 トヨタ自動車株式会社 Battery system
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JP7333393B2 (en) * 2019-02-20 2023-08-24 リヴィアン アイピー ホールディングス，エルエルシー Battery module gas sensor for battery cell monitoring

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US20130312947A1 (en) * 2012-05-22 2013-11-28 Lawerence Livermore National Security, Llc Li-ion battery thermal runaway suppression system using microchannel coolers and refrigerant injections
EP3621142A1 (en) * 2017-12-18 2020-03-11 Tsinghua University Power battery pack safety prevention and control system for electric vehicle and control method
CN109910618A (en) * 2019-03-28 2019-06-21 重庆长安新能源汽车科技有限公司 A kind of battery safety management method, apparatus and new-energy automobile
DE102019215812A1 (en) * 2019-10-15 2019-11-28 Vitesco Technologies GmbH Battery management device for a battery system, battery system, method for operating a battery management device

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Title
See also references of WO2022060845A1 *

Also Published As

Publication number Publication date
JP2025160421A (en) 2025-10-22
EP4214789A1 (en) 2023-07-26
CA3195366A1 (en) 2022-03-24
CN121763107A (en) 2026-03-31
KR20230108259A (en) 2023-07-18
WO2022060845A1 (en) 2022-03-24
JP2023545632A (en) 2023-10-31

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Effective date: 20241202

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 10/42 20060101ALI20241127BHEP

Ipc: H01M 10/0525 20100101ALI20241127BHEP

Ipc: H02J 7/02 20160101ALI20241127BHEP

Ipc: H02J 7/04 20060101ALI20241127BHEP

Ipc: H02J 7/00 20060101ALI20241127BHEP

Ipc: H01M 10/48 20060101ALI20241127BHEP

Ipc: G01R 31/392 20190101ALI20241127BHEP

Ipc: G01R 31/382 20190101ALI20241127BHEP

Ipc: B60L 58/21 20190101ALI20241127BHEP

Ipc: B60L 3/12 20060101ALI20241127BHEP

Ipc: B60L 3/04 20060101ALI20241127BHEP

Ipc: B60L 3/00 20190101AFI20241127BHEP