WO2022158909A3 - 버스바 진단 장치, 배터리 팩, 에너지 저장 시스템 및 버스바 진단 방법 - Google Patents

버스바 진단 장치, 배터리 팩, 에너지 저장 시스템 및 버스바 진단 방법 Download PDF

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Publication number
WO2022158909A3
WO2022158909A3 PCT/KR2022/001154 KR2022001154W WO2022158909A3 WO 2022158909 A3 WO2022158909 A3 WO 2022158909A3 KR 2022001154 W KR2022001154 W KR 2022001154W WO 2022158909 A3 WO2022158909 A3 WO 2022158909A3
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WO
WIPO (PCT)
Prior art keywords
busbar
diagnosis
energy storage
battery pack
storage system
Prior art date
Application number
PCT/KR2022/001154
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English (en)
French (fr)
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WO2022158909A2 (ko
Inventor
조용민
이낙춘
이무연
정주연
Original Assignee
주식회사 엘지에너지솔루션
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Publication date
Application filed by 주식회사 엘지에너지솔루션 filed Critical 주식회사 엘지에너지솔루션
Priority to US18/008,613 priority Critical patent/US20230251315A1/en
Priority to JP2022575457A priority patent/JP7467803B2/ja
Priority to EP22742885.1A priority patent/EP4163653A4/en
Priority to CN202280005137.9A priority patent/CN115917336A/zh
Publication of WO2022158909A2 publication Critical patent/WO2022158909A2/ko
Publication of WO2022158909A3 publication Critical patent/WO2022158909A3/ko

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • 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]
    • G01R31/364—Battery terminal connectors with integrated measuring arrangements
    • 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
    • G01R19/003—Measuring mean values of current or voltage during a given time interval
    • 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]
    • G01R31/382—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]
    • G01R31/382—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]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
    • 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
    • H01M10/425—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
    • 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
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • 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
    • 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 측면에 따른 버스바 진단 장치는, 복수의 전압 센싱핀, 배터리 감시 회로, 전압 센싱 채널; 바이패스 유닛 및 상기 버스바를 진단하는 제어 회로를 포함한다. 본 발명의 일 실시예에 의하면, 인접한 두 전압 센싱핀마다의 전위차를 이용하여 제1 배터리 모듈의 복수의 배터리 셀 및 상기 제2 배터리 모듈의 복수의 배터리 셀 각각의 전압을 검출하고, 복수의 배터리 셀 각각의 전압 이력을 기초로, 상기 버스바를 진단할 수 있다.
PCT/KR2022/001154 2021-01-21 2022-01-21 버스바 진단 장치, 배터리 팩, 에너지 저장 시스템 및 버스바 진단 방법 WO2022158909A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US18/008,613 US20230251315A1 (en) 2021-01-21 2022-01-21 Busbar diagnosis device, battery pack, energy storage system, and busbar diagnosis method
JP2022575457A JP7467803B2 (ja) 2021-01-21 2022-01-21 バスバー診断装置、バッテリパック、エネルギー貯蔵システム及びバスバー診断方法
EP22742885.1A EP4163653A4 (en) 2021-01-21 2022-01-21 BUS DIAGNOSTIC DEVICE, BATTERY PACK, ENERGY STORAGE SYSTEM AND BUS DIAGNOSTIC METHOD
CN202280005137.9A CN115917336A (zh) 2021-01-21 2022-01-21 汇流条诊断设备、电池组、储能系统和汇流条诊断方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210008928A KR20220105949A (ko) 2021-01-21 2021-01-21 버스바 진단 장치, 배터리 팩, 에너지 저장 시스템 및 버스바 진단 방법
KR10-2021-0008928 2021-01-21

Publications (2)

Publication Number Publication Date
WO2022158909A2 WO2022158909A2 (ko) 2022-07-28
WO2022158909A3 true WO2022158909A3 (ko) 2022-09-15

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ID=82549930

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Application Number Title Priority Date Filing Date
PCT/KR2022/001154 WO2022158909A2 (ko) 2021-01-21 2022-01-21 버스바 진단 장치, 배터리 팩, 에너지 저장 시스템 및 버스바 진단 방법

Country Status (6)

Country Link
US (1) US20230251315A1 (ko)
EP (1) EP4163653A4 (ko)
JP (1) JP7467803B2 (ko)
KR (1) KR20220105949A (ko)
CN (1) CN115917336A (ko)
WO (1) WO2022158909A2 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240037678A (ko) * 2022-09-15 2024-03-22 주식회사 엘지에너지솔루션 배터리 감시 회로를 위한 회로 기판 및 그와의 접속을 위한 와이어 하네스

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JP2014183671A (ja) * 2013-03-20 2014-09-29 Denso Corp 組電池の異常検出装置
JP2015083960A (ja) * 2013-09-17 2015-04-30 株式会社デンソー 異常検出装置
US20190222036A1 (en) * 2016-09-13 2019-07-18 Sanyo Electric Co., Ltd. Management device and power supply system
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KR20200029305A (ko) * 2018-09-10 2020-03-18 주식회사 엘지화학 배터리 관리 장치

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JP2014183671A (ja) * 2013-03-20 2014-09-29 Denso Corp 組電池の異常検出装置
JP2015083960A (ja) * 2013-09-17 2015-04-30 株式会社デンソー 異常検出装置
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KR20200029305A (ko) * 2018-09-10 2020-03-18 주식회사 엘지화학 배터리 관리 장치

Also Published As

Publication number Publication date
US20230251315A1 (en) 2023-08-10
JP7467803B2 (ja) 2024-04-16
WO2022158909A2 (ko) 2022-07-28
EP4163653A2 (en) 2023-04-12
EP4163653A4 (en) 2023-12-13
KR20220105949A (ko) 2022-07-28
CN115917336A (zh) 2023-04-04
JP2023530617A (ja) 2023-07-19

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