KR20240156450A - 임피던스 측정 장치, 측정 방법 및 2차 전지 진단 시스템 - Google Patents

임피던스 측정 장치, 측정 방법 및 2차 전지 진단 시스템 Download PDF

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Publication number
KR20240156450A
KR20240156450A KR1020247031956A KR20247031956A KR20240156450A KR 20240156450 A KR20240156450 A KR 20240156450A KR 1020247031956 A KR1020247031956 A KR 1020247031956A KR 20247031956 A KR20247031956 A KR 20247031956A KR 20240156450 A KR20240156450 A KR 20240156450A
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KR
South Korea
Prior art keywords
input signal
wave
impedance
unit
voltage
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
KR1020247031956A
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English (en)
Korean (ko)
Inventor
다이키치 무코야마
코이치 무코야마
카즈타카 이노우에
Original Assignee
가부시키가이샤 덴치
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Application filed by 가부시키가이샤 덴치 filed Critical 가부시키가이샤 덴치
Publication of KR20240156450A publication Critical patent/KR20240156450A/ko
Pending legal-status Critical Current

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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]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller (comparing phase or frequency of 2 mutually independent oscillations in demodulators)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/12—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into phase shift
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/023—Measuring pulse width
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • 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]
    • G01R31/371—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
    • 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
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current 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]
    • G01R31/385—Arrangements for measuring battery or accumulator 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
    • 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
    • H01M10/4285—Testing apparatus
    • 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
    • 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
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

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)
  • Measurement Of Resistance Or Impedance (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
KR1020247031956A 2022-02-27 2023-02-25 임피던스 측정 장치, 측정 방법 및 2차 전지 진단 시스템 Pending KR20240156450A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022028753 2022-02-27
JPJP-P-2022-028753 2022-02-27
PCT/JP2023/006891 WO2023163137A1 (ja) 2022-02-27 2023-02-25 インピーダンス測定装置、測定方法および二次電池診断システム

Publications (1)

Publication Number Publication Date
KR20240156450A true KR20240156450A (ko) 2024-10-29

Family

ID=87766124

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247031956A Pending KR20240156450A (ko) 2022-02-27 2023-02-25 임피던스 측정 장치, 측정 방법 및 2차 전지 진단 시스템

Country Status (6)

Country Link
US (1) US20250180660A1 (https=)
EP (1) EP4484970A4 (https=)
JP (2) JPWO2023163137A1 (https=)
KR (1) KR20240156450A (https=)
CN (1) CN119096148A (https=)
WO (1) WO2023163137A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014126532A (ja) 2012-12-27 2014-07-07 Waseda Univ 電気化学システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5367604B2 (ja) * 2003-08-22 2013-12-11 古河電気工業株式会社 二次電池の内部インピーダンスを測定する方法及び装置
JP4797370B2 (ja) * 2004-12-02 2011-10-19 三菱化学株式会社 周波数特性評価方法、周波数特性評価装置及び周波数特性評価プログラム並びに保護装置
KR100812760B1 (ko) * 2005-12-08 2008-03-12 김득수 축전지 내부 임피던스 유효성분 측정연산 장치 및 그 방법
JP2007187533A (ja) * 2006-01-12 2007-07-26 Sanyo Electric Co Ltd 電池の寿命判定方法
JP2007266951A (ja) 2006-03-28 2007-10-11 Toshiba Corp アナログデジタル変換装置
JP5403437B2 (ja) * 2011-07-29 2014-01-29 横河電機株式会社 電池監視装置
US9291682B2 (en) * 2012-03-30 2016-03-22 Panasonic Intellectual Property Management Co., Ltd. Degradation state estimating method and degradation state estimating apparatus
IL239852A (en) * 2015-07-08 2016-12-29 Algolion Ltd Lithium-ion battery safety monitoring
CN111066195B (zh) * 2017-09-15 2024-02-02 松下知识产权经营株式会社 电池管理装置、电池系统及电池管理方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014126532A (ja) 2012-12-27 2014-07-07 Waseda Univ 電気化学システム

Also Published As

Publication number Publication date
US20250180660A1 (en) 2025-06-05
EP4484970A4 (en) 2026-03-04
JP2024147617A (ja) 2024-10-16
JPWO2023163137A1 (https=) 2023-08-31
EP4484970A1 (en) 2025-01-01
CN119096148A (zh) 2024-12-06
WO2023163137A1 (ja) 2023-08-31

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PA0105 International application

Patent event date: 20240925

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application