PL4119963T3 - Urządzenie i sposób diagnozowania baterii akumulatorowej - Google Patents

Urządzenie i sposób diagnozowania baterii akumulatorowej

Info

Publication number
PL4119963T3
PL4119963T3 PL21915575.1T PL21915575T PL4119963T3 PL 4119963 T3 PL4119963 T3 PL 4119963T3 PL 21915575 T PL21915575 T PL 21915575T PL 4119963 T3 PL4119963 T3 PL 4119963T3
Authority
PL
Poland
Prior art keywords
secondary battery
diagnosing apparatus
battery diagnosing
diagnosing
battery
Prior art date
Application number
PL21915575.1T
Other languages
English (en)
Inventor
Soon-Ju Choi
Dae-Soo Kim
Young-Deok Kim
Su-Won JEE
Hyun-Jun Choi
Original Assignee
Lg Energy Solution, 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 Lg Energy Solution, Ltd. filed Critical Lg Energy Solution, Ltd.
Publication of PL4119963T3 publication Critical patent/PL4119963T3/pl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0038—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller (comparing pulses or pulse trains according to amplitude)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • 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]
    • G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
    • 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]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • 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]
    • G01R31/385—Arrangements for measuring battery or accumulator variables
    • G01R31/3865—Arrangements for measuring battery or accumulator variables related to manufacture, e.g. testing after manufacture
    • 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]
    • G01R31/385—Arrangements for measuring battery or accumulator variables
    • G01R31/387—Determining ampere-hour charge capacity or SoC
    • G01R31/388—Determining ampere-hour charge capacity or SoC involving voltage measurements
    • 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]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • 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
    • 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]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • 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
    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • 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
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
PL21915575.1T 2020-12-28 2021-12-03 Urządzenie i sposób diagnozowania baterii akumulatorowej PL4119963T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200185312A KR102848878B1 (ko) 2020-12-28 2020-12-28 이차 전지 진단 장치 및 방법
PCT/KR2021/018293 WO2022145777A1 (ko) 2020-12-28 2021-12-03 이차 전지 진단 장치 및 방법

Publications (1)

Publication Number Publication Date
PL4119963T3 true PL4119963T3 (pl) 2026-03-09

Family

ID=82260549

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21915575.1T PL4119963T3 (pl) 2020-12-28 2021-12-03 Urządzenie i sposób diagnozowania baterii akumulatorowej

Country Status (8)

Country Link
US (2) US12085623B2 (pl)
EP (2) EP4625605A3 (pl)
JP (1) JP7395808B2 (pl)
KR (2) KR102848878B1 (pl)
CN (2) CN121208644A (pl)
ES (1) ES3058720T3 (pl)
PL (1) PL4119963T3 (pl)
WO (1) WO2022145777A1 (pl)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102834460B1 (ko) * 2020-12-28 2025-07-14 주식회사 엘지에너지솔루션 이차 전지 진단 장치 및 방법
KR102718496B1 (ko) * 2022-12-21 2024-10-15 주식회사 엘지에너지솔루션 전리튬화 진단 장치 및 방법
KR20250017041A (ko) * 2023-07-26 2025-02-04 주식회사 엘지에너지솔루션 배터리 관리 장치 및 방법
KR102839916B1 (ko) * 2023-08-31 2025-07-28 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
CN120660011A (zh) * 2023-08-31 2025-09-16 株式会社Lg新能源 用于估计soh的装置和方法
EP4675293A1 (en) * 2023-08-31 2026-01-07 Lg Energy Solution, Ltd. Apparatus and method for estimating soh
WO2025048465A1 (ko) * 2023-08-31 2025-03-06 주식회사 엘지에너지솔루션 Soh 추정 장치 및 방법
KR20250032688A (ko) * 2023-08-31 2025-03-07 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
KR102841039B1 (ko) * 2023-08-31 2025-07-30 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
EP4700412A1 (en) * 2023-08-31 2026-02-25 LG Energy Solution, Ltd. Apparatus and method for estimating soh
US20250076394A1 (en) * 2023-08-31 2025-03-06 Lg Energy Solution, Ltd. Apparatus and method for estimating soh
EP4726421A1 (en) * 2023-10-06 2026-04-15 LG Energy Solution, Ltd. Battery diagnosis apparatus and battery diagnosis method
CN120641775A (zh) * 2023-10-06 2025-09-12 株式会社Lg新能源 电池诊断装置和电池诊断方法
EP4707837A1 (en) * 2023-10-06 2026-03-11 LG Energy Solution, Ltd. Battery diagnosis apparatus and battery diagnosis method
EP4636423A4 (en) * 2023-10-06 2026-05-13 Lg Energy Solution Ltd BATTERY DIAGNOSTIC DEVICE AND BATTERY DIAGNOSTIC METHOD
KR20250050520A (ko) * 2023-10-06 2025-04-15 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR20250091933A (ko) * 2023-12-14 2025-06-23 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR20250091931A (ko) * 2023-12-14 2025-06-23 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR20250091902A (ko) * 2023-12-14 2025-06-23 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR102873721B1 (ko) 2023-12-14 2025-10-17 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR102873003B1 (ko) * 2023-12-14 2025-10-16 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR20250091901A (ko) * 2023-12-14 2025-06-23 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
KR20250091899A (ko) * 2023-12-14 2025-06-23 주식회사 엘지에너지솔루션 배터리 진단 장치 및 배터리 진단 방법
CN117805628A (zh) * 2024-01-03 2024-04-02 江苏大学 一种基于等效电路参数的电池状态定量评价方法
KR20250106953A (ko) * 2024-01-04 2025-07-11 주식회사 엘지에너지솔루션 배터리 관리 장치 및 방법
KR102888925B1 (ko) * 2024-01-17 2025-11-19 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
KR102877694B1 (ko) * 2024-01-25 2025-10-27 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
KR102825235B1 (ko) * 2024-01-26 2025-06-24 주식회사 엘지에너지솔루션 배터리 정보 생성 장치 및 방법
KR102813990B1 (ko) * 2024-01-31 2025-05-27 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
KR20250119275A (ko) * 2024-01-31 2025-08-07 주식회사 엘지에너지솔루션 배터리 진단 장치 및 방법
KR20250167948A (ko) * 2024-05-23 2025-12-02 삼성에스디아이 주식회사 배터리의 음극 안전도 추정 방법 및 이를 이용한 배터리 시스템
CN121511411A (zh) * 2024-06-07 2026-02-10 株式会社Lg新能源 电池管理装置和方法
WO2025254314A1 (ko) * 2024-06-07 2025-12-11 주식회사 엘지에너지솔루션 배터리 관리 장치 및 방법

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4649682B2 (ja) 2008-09-02 2011-03-16 株式会社豊田中央研究所 二次電池の状態推定装置
BRPI1013211A2 (pt) * 2009-05-11 2019-02-26 Mahindra Reva Electric Vehicles Pvt. Ltd estimar e melhorar o desempenho residual em um sistema de armazenamento de energia
US8332342B1 (en) * 2009-11-19 2012-12-11 The United States of America as represented by the Administrator of the National Aeronautics & Space Administration (NASA) Model-based prognostics for batteries which estimates useful life and uses a probability density function
EP2442400A1 (en) * 2010-10-13 2012-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Electrochemical cell based on lithium technology with internal reference electrode, process for its production and methods for simultaneous monitoring the voltage or impedance of the anode and the cathode thereof
EP2804249B1 (en) * 2012-01-13 2017-08-30 Toyota Jidosha Kabushiki Kaisha Method for controlling and device for controlling secondary battery
EP2837944B1 (en) * 2012-04-30 2019-05-01 LG Chem, Ltd. Method and apparatus for estimating parameters of a secondary battery
KR101504804B1 (ko) 2012-06-05 2015-03-20 주식회사 엘지화학 노화를 고려한 이차 전지의 상태 추정 방법 및 장치
JP6091822B2 (ja) 2012-09-20 2017-03-08 株式会社東芝 診断装置及び診断方法
US20140088897A1 (en) * 2012-09-26 2014-03-27 Nec Laboratories America, Inc. Computer Implemented Method for Diagnositc Analytics for Battery Life Management
JP6038275B2 (ja) * 2013-02-22 2016-12-07 株式会社日立製作所 二次電池の劣化診断方法およびそれを用いた装置
WO2015045015A1 (ja) * 2013-09-25 2015-04-02 株式会社日立製作所 二次電池の状態判定方法、二次電池の状態判定装置、二次電池システム、および、状態判定装置を有する充放電制御装置
KR101708885B1 (ko) * 2013-10-14 2017-02-21 주식회사 엘지화학 혼합 양극재를 포함하는 이차 전지의 상태 추정 장치 및 그 방법
JP2016024149A (ja) 2014-07-24 2016-02-08 トヨタ自動車株式会社 二次電池の状態推定方法
KR101696313B1 (ko) 2014-10-24 2017-01-13 주식회사 엘지화학 이차전지의 퇴화에 따른 soc-ocv 프로파일 추정 방법
DE102015214128A1 (de) * 2015-07-27 2017-02-02 Robert Bosch Gmbh Verfahren und Vorrichtung zum Abschätzen eines aktuellen Leerlaufspannungsverlaufs einer Batterie
JP6558280B2 (ja) 2016-03-08 2019-08-14 株式会社デンソー 制御システム
KR101972521B1 (ko) * 2016-08-26 2019-04-25 주식회사 엘지화학 배터리 셀의 성능 테스트 장치 및 방법
JP2018046667A (ja) 2016-09-14 2018-03-22 株式会社東芝 充電パターン作成装置、充電制御装置、充電パターン作成方法、プログラム、及び蓄電システム
KR102258833B1 (ko) 2017-09-28 2021-05-31 주식회사 엘지에너지솔루션 리튬 이온 배터리 셀의 퇴화 정보를 획득하는 장치
KR102259967B1 (ko) 2017-12-18 2021-06-02 주식회사 엘지에너지솔루션 배터리 충전관리 장치 및 방법
KR102156404B1 (ko) 2018-01-09 2020-09-15 주식회사 엘지화학 배터리 셀 성능 테스트 장치 및 방법
KR102452626B1 (ko) 2018-03-07 2022-10-06 주식회사 엘지에너지솔루션 Soc-ocv 프로파일 추정 방법 및 장치
US11598817B2 (en) 2018-04-17 2023-03-07 Mitsubishi Electric Corporation Storage cell diagnostic device and storage cell diagnostic method, and storage cell control system
CN111781504B (zh) * 2020-08-03 2023-09-01 北京理工大学 一种锂离子动力电池老化状态识别与开路电压重构方法
US12081060B2 (en) * 2020-09-11 2024-09-03 Robert Bosch Gmbh Minimizing irreversible swelling during battery charging
CN112067999B (zh) 2020-09-18 2023-03-31 哈尔滨工业大学 一种锂离子电池正极开路电势曲线非破坏获取系统及方法

Also Published As

Publication number Publication date
KR20220094042A (ko) 2022-07-05
EP4119963B1 (en) 2025-10-15
EP4625605A3 (en) 2025-12-31
CN115398256A (zh) 2022-11-25
US20240402259A1 (en) 2024-12-05
JP2023515831A (ja) 2023-04-14
EP4625605A2 (en) 2025-10-01
CN115398256B (zh) 2025-11-04
EP4119963A1 (en) 2023-01-18
US20230160970A1 (en) 2023-05-25
KR20250130256A (ko) 2025-09-01
KR102848878B1 (ko) 2025-08-20
CN121208644A (zh) 2025-12-26
US12085623B2 (en) 2024-09-10
JP7395808B2 (ja) 2023-12-12
ES3058720T3 (en) 2026-03-12
EP4119963A4 (en) 2023-11-22
WO2022145777A1 (ko) 2022-07-07

Similar Documents

Publication Publication Date Title
HUE071045T2 (hu) Másodlagos akkumulátor diagnosztikai berendezés és módszer
ES3065518T3 (en) Battery diagnosing apparatus and method
PL4141462T3 (pl) Aparatura i sposób diagnostyki baterii
PL4199182T3 (pl) Sposób i urządzenie do diagnozowania baterii
PL4040174T3 (pl) Urządzenie do diagnozowania akumulatora i sposób takiego diagnozowania
PL4145158T3 (pl) Sposób oraz urządzenie dla diagnozowania baterii
HUE070292T2 (hu) Berendezés és eljárás akkumulátor diagnosztizálására
HUE072737T2 (hu) Eljárás másodlagos akkumulátor gyártására, és berendezés másodlagos akkumulátor gyártásához
PL4063883T3 (pl) Urządzenie oraz sposób diagnozowania stanu baterii
HUE070494T2 (hu) Akkumulátorkezelõ berendezés és eljárás
HUE067746T2 (hu) Lamináló berendezés és laminálási eljárás másodlagos akkumulátorhoz
ES3065959T3 (en) Inspection equipment and inspection method of secondary battery
HUE068225T2 (hu) Eszköz és eljárás akkumulátor diagnosztizálására
PL3674731T3 (pl) Urządzenie i sposób do diagnozowania akumulatora
PL4148950T3 (pl) Sposób i urządzenie do zarządzania baterią
PL4224182T3 (pl) Sposób oraz urządzenie do zarządzania baterią
HUE068414T2 (hu) Akkumulátor kezelõ készülék és eljárás
HUE067884T2 (hu) Eljárás és berendezés másodlagos akkumulátorcella alacsony feszültségének diagnosztizálására
PL3678256T3 (pl) Aparat do i sposób testowania baterii akumulatorowej
HUE071670T2 (hu) Eljárás és berendezés másodlagos akkumulátor belsõ zárlatának vizsgálatára, valamint ehhez használt másodlagos akkumulátor
PL4131573T3 (pl) Urządzenie i sposób do diagnostyki akumulatora
HUE072965T2 (hu) Berendezés és eljárás másodlagos akkumulátor gyártására
HUE071976T2 (hu) Akkumulátorrendszer-diagnosztizáló berendezés és eljárás
EP4206712A4 (en) BATTERY DIAGNOSTIC APPARATUS AND METHOD
HUE067807T2 (hu) Eljárás és berendezés másodlagos akkumulátor szigetelésére