JP7381029B2 - バッテリセルおよびこれを含むバッテリシステム - Google Patents
バッテリセルおよびこれを含むバッテリシステム Download PDFInfo
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- JP7381029B2 JP7381029B2 JP2022518347A JP2022518347A JP7381029B2 JP 7381029 B2 JP7381029 B2 JP 7381029B2 JP 2022518347 A JP2022518347 A JP 2022518347A JP 2022518347 A JP2022518347 A JP 2022518347A JP 7381029 B2 JP7381029 B2 JP 7381029B2
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- 229920001940 conductive polymer Polymers 0.000 claims description 21
- 230000005856 abnormality Effects 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 10
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Classifications
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- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
-
- 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
- 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
- H01M50/572—Means for preventing undesired use or discharge
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Description
本出願は、2020年5月13日付の韓国特許出願第10-2020-0056952号に基づく優先権の利益を主張し、当該韓国特許出願の文献に開示されたすべての内容は本明細書の一部として含まれる。
Claims (4)
- 複数のバッテリセルと、
バッテリ管理システムとを含み、
前記複数のバッテリセルそれぞれは、
電極組立体と、
前記電極組立体の2つの電極タブの少なくともいずれか1つに電気的に連結されている第1リード電極と、
前記第1リード電極の一面に接触した一面を含む導電性ポリマーと、
前記導電性ポリマーの他面に接触した一面を含む第2リード電極とを含み、
前記バッテリ管理システムは、
前記複数のバッテリセルの少なくとも1つの抵抗が前記導電性ポリマーが拡張することによって増加することを検知して、異常の有無を診断し、
前記少なくとも1つの抵抗の増加速度が第1基準値以下で所定の閾値に到達した場合、点検信号を発生させ、
前記少なくとも1つの抵抗の増加速度が前記第1基準値より大きく前記第1基準値より大きい第2基準値より小さい速度で前記所定の閾値に到達した場合、警告信号を発生させ、
前記少なくとも1つの抵抗の増加速度が前記第2基準値以上で前記所定の閾値に到達した場合、避難警告信号を発生させる、バッテリシステム。 - 前記複数のバッテリセルそれぞれは、
前記第1リード電極、前記導電性ポリマー、および前記第2リード電極が重なった部分を含む領域を囲むフィルムをさらに含む、請求項1に記載のバッテリシステム。 - 前記第2リード電極は、
前記電極組立体を収納するケースの一側の外部に突出してバスバーに連結される、請求項1または2に記載のバッテリシステム。 - 前記バッテリ管理システムは、
前記複数のバッテリセルの少なくとも1つの両端に診断電圧を供給し、前記少なくとも1つに流れる診断電流を測定して、前記少なくとも1つの抵抗を算出する、請求項1から3のいずれか一項に記載のバッテリシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020200056952A KR20210138913A (ko) | 2020-05-13 | 2020-05-13 | 배터리 셀 및 이를 포함하는 배터리 시스템 |
KR10-2020-0056952 | 2020-05-13 | ||
PCT/KR2021/004999 WO2021230516A1 (ko) | 2020-05-13 | 2021-04-21 | 배터리 셀 및 이를 포함하는 배터리 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022550027A JP2022550027A (ja) | 2022-11-30 |
JP7381029B2 true JP7381029B2 (ja) | 2023-11-15 |
Family
ID=78525207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022518347A Active JP7381029B2 (ja) | 2020-05-13 | 2021-04-21 | バッテリセルおよびこれを含むバッテリシステム |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220416314A1 (ja) |
EP (1) | EP4068467A4 (ja) |
JP (1) | JP7381029B2 (ja) |
KR (1) | KR20210138913A (ja) |
CN (1) | CN114930611A (ja) |
WO (1) | WO2021230516A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009532843A (ja) | 2006-04-03 | 2009-09-10 | エルジー・ケム・リミテッド | 安全性及び容量が改善されたリチウム二次電池 |
US20190135111A1 (en) | 2017-11-09 | 2019-05-09 | Ford Global Technologies, Llc | Mechanically amplified battery cell pressure sensor |
JP2020510978A (ja) | 2017-09-07 | 2020-04-09 | エルジー・ケム・リミテッド | パウチ型二次電池 |
JP2020511747A (ja) | 2017-08-29 | 2020-04-16 | エルジー・ケム・リミテッド | パウチ型二次電池 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8404379B2 (en) * | 2007-12-25 | 2013-03-26 | Byd Co., Ltd. | Vehicle with a battery system |
US8361646B2 (en) * | 2010-03-15 | 2013-01-29 | Electronvault, Inc. | Modular interconnection system |
WO2018200487A1 (en) * | 2017-04-27 | 2018-11-01 | University Of Houston System | Stretchable fabric based electrode-polymer electrolyte battery |
-
2020
- 2020-05-13 KR KR1020200056952A patent/KR20210138913A/ko active Search and Examination
-
2021
- 2021-04-21 JP JP2022518347A patent/JP7381029B2/ja active Active
- 2021-04-21 US US17/787,618 patent/US20220416314A1/en active Pending
- 2021-04-21 EP EP21804477.4A patent/EP4068467A4/en active Pending
- 2021-04-21 CN CN202180008406.2A patent/CN114930611A/zh active Pending
- 2021-04-21 WO PCT/KR2021/004999 patent/WO2021230516A1/ko unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009532843A (ja) | 2006-04-03 | 2009-09-10 | エルジー・ケム・リミテッド | 安全性及び容量が改善されたリチウム二次電池 |
JP2020511747A (ja) | 2017-08-29 | 2020-04-16 | エルジー・ケム・リミテッド | パウチ型二次電池 |
JP2020510978A (ja) | 2017-09-07 | 2020-04-09 | エルジー・ケム・リミテッド | パウチ型二次電池 |
US20190135111A1 (en) | 2017-11-09 | 2019-05-09 | Ford Global Technologies, Llc | Mechanically amplified battery cell pressure sensor |
Also Published As
Publication number | Publication date |
---|---|
KR20210138913A (ko) | 2021-11-22 |
EP4068467A1 (en) | 2022-10-05 |
EP4068467A4 (en) | 2024-09-04 |
CN114930611A (zh) | 2022-08-19 |
US20220416314A1 (en) | 2022-12-29 |
JP2022550027A (ja) | 2022-11-30 |
WO2021230516A1 (ko) | 2021-11-18 |
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