WO2022158949A3 - 배터리 분류 장치 및 방법 - Google Patents

배터리 분류 장치 및 방법 Download PDF

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Publication number
WO2022158949A3
WO2022158949A3 PCT/KR2022/001332 KR2022001332W WO2022158949A3 WO 2022158949 A3 WO2022158949 A3 WO 2022158949A3 KR 2022001332 W KR2022001332 W KR 2022001332W WO 2022158949 A3 WO2022158949 A3 WO 2022158949A3
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WO
WIPO (PCT)
Prior art keywords
battery
differential
profile
voltage
capacity
Prior art date
Application number
PCT/KR2022/001332
Other languages
English (en)
French (fr)
Other versions
WO2022158949A2 (ko
Inventor
배윤정
차아밍
박현우
Original Assignee
주식회사 엘지에너지솔루션
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 엘지에너지솔루션 filed Critical 주식회사 엘지에너지솔루션
Priority to JP2022565587A priority Critical patent/JP7419648B2/ja
Priority to EP22742925.5A priority patent/EP4145154A4/en
Priority to CN202280004537.8A priority patent/CN115698736A/zh
Priority to US17/925,928 priority patent/US20230184843A1/en
Publication of WO2022158949A2 publication Critical patent/WO2022158949A2/ko
Publication of WO2022158949A3 publication Critical patent/WO2022158949A3/ko

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Classifications

    • 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]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • 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
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • 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
    • 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
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • 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]
    • G01R31/396—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
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • 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

Abstract

본 발명의 일 실시예에 따른 배터리 분류 장치는 배터리의 용량 및 전압에 대한 배터리 정보를 획득하고, 상기 용량 및 상기 전압에 기반한 미분 전압과 상기 용량 간의 대응 관계를 나타내는 미분 프로파일을 생성하도록 구성된 프로파일 생성부; 및 상기 프로파일 생성부로부터 상기 미분 프로파일을 획득하고, 획득된 미분 프로파일에서 복수의 피크를 검출하며, 검출된 복수의 피크의 개수 및 미분 전압에 관하여 미리 설정된 복수의 분류 조건에 기반하여 미리 설정된 복수의 그룹 중 어느 하나로 상기 배터리를 분류하도록 구성된 제어부를 포함한다.
PCT/KR2022/001332 2021-01-25 2022-01-25 배터리 분류 장치 및 방법 WO2022158949A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2022565587A JP7419648B2 (ja) 2021-01-25 2022-01-25 バッテリー分類装置及び方法
EP22742925.5A EP4145154A4 (en) 2021-01-25 2022-01-25 BATTERY CLASSIFICATION APPARATUS AND METHOD
CN202280004537.8A CN115698736A (zh) 2021-01-25 2022-01-25 电池分类设备和方法
US17/925,928 US20230184843A1 (en) 2021-01-25 2022-01-25 Battery Classification Apparatus and Method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210010309A KR20220107550A (ko) 2021-01-25 2021-01-25 배터리 분류 장치 및 방법
KR10-2021-0010309 2021-01-25

Publications (2)

Publication Number Publication Date
WO2022158949A2 WO2022158949A2 (ko) 2022-07-28
WO2022158949A3 true WO2022158949A3 (ko) 2022-09-15

Family

ID=82548950

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2022/001332 WO2022158949A2 (ko) 2021-01-25 2022-01-25 배터리 분류 장치 및 방법

Country Status (6)

Country Link
US (1) US20230184843A1 (ko)
EP (1) EP4145154A4 (ko)
JP (1) JP7419648B2 (ko)
KR (1) KR20220107550A (ko)
CN (1) CN115698736A (ko)
WO (1) WO2022158949A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016053564A (ja) * 2014-09-01 2016-04-14 横河電機株式会社 二次電池容量測定システム及び二次電池容量測定方法
JP6490882B1 (ja) * 2018-04-17 2019-03-27 三菱電機株式会社 蓄電池診断装置および蓄電池診断方法、並びに蓄電池制御システム
KR20200018308A (ko) * 2018-08-09 2020-02-19 주식회사 엘지화학 셀 내 전극의 전해액 함침 정도 정밀 분석법
KR20200122111A (ko) * 2019-04-17 2020-10-27 주식회사 엘지화학 배터리의 퇴화 상태를 결정하기 위한 장치, 방법 및 배터리 팩
KR20200131629A (ko) * 2019-05-14 2020-11-24 주식회사 엘지화학 배터리의 퇴화도를 결정하기 위한 장치, 방법 및 배터리 팩

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4561859B2 (ja) * 2008-04-01 2010-10-13 トヨタ自動車株式会社 二次電池システム
JP6380417B2 (ja) * 2016-01-21 2018-08-29 横河電機株式会社 二次電池容量測定システム及び二次電池容量測定方法
US11150307B2 (en) * 2018-04-10 2021-10-19 Lg Chem, Ltd. Apparatus and method for diagnosing battery
CN109659641B (zh) * 2019-01-22 2020-07-28 北京交通大学 一种改善的动力锂电池安全充电方法
KR102589296B1 (ko) 2019-07-19 2023-10-13 네이버랩스 주식회사 항공사진을 이용하여 3차원 지도를 생성하는 장치 및 방법
US20220390524A1 (en) * 2020-02-25 2022-12-08 Mitsubishi Electric Corporation Storage battery state estimation device and storage battery state estimation method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016053564A (ja) * 2014-09-01 2016-04-14 横河電機株式会社 二次電池容量測定システム及び二次電池容量測定方法
JP6490882B1 (ja) * 2018-04-17 2019-03-27 三菱電機株式会社 蓄電池診断装置および蓄電池診断方法、並びに蓄電池制御システム
KR20200018308A (ko) * 2018-08-09 2020-02-19 주식회사 엘지화학 셀 내 전극의 전해액 함침 정도 정밀 분석법
KR20200122111A (ko) * 2019-04-17 2020-10-27 주식회사 엘지화학 배터리의 퇴화 상태를 결정하기 위한 장치, 방법 및 배터리 팩
KR20200131629A (ko) * 2019-05-14 2020-11-24 주식회사 엘지화학 배터리의 퇴화도를 결정하기 위한 장치, 방법 및 배터리 팩

Also Published As

Publication number Publication date
CN115698736A (zh) 2023-02-03
KR20220107550A (ko) 2022-08-02
EP4145154A2 (en) 2023-03-08
JP7419648B2 (ja) 2024-01-23
EP4145154A4 (en) 2023-11-15
US20230184843A1 (en) 2023-06-15
JP2023522786A (ja) 2023-05-31
WO2022158949A2 (ko) 2022-07-28

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