JP2023517201A - バッテリー管理装置及び方法 - Google Patents
バッテリー管理装置及び方法 Download PDFInfo
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- 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
- G01R31/36—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
- G01R31/387—Determining ampere-hour charge capacity or 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]
- G01R31/392—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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging 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
- H01M10/44—Methods for charging or discharging
- H01M10/448—End of discharge regulating measures
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- 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
- 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
- H02J7/005—Detection of state of health [SOH]
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
Description
本出願は、2020年11月5日に出願された韓国特許出願第10-2020-0147136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全ての内容は、本明細書の一部として含まれる。
2 上位制御器
10 バッテリーモジュール
12 センサー
14 スイッチング部
30 コンピューティングシステム
32 MCU
34 メモリー
36 入出力I/F
38 通信I/F
100 バッテリー管理装置、バッテリー管理システム
110 SOH(state of health)算出部
120 バランシング対象判定部
130 バランシング制御部
140 交換対象判定部
720 メモリー
Claims (11)
- 複数のバッテリーセルそれぞれのSOH(state of health)を算出するSOH算出部と、
前記複数のバッテリーセルのうちSOC(state of charge)が最も低い第1バッテリーセルとのSOC差の値が基準値以上であるバッテリーセルを第2バッテリーセルとして選定し、前記第1バッテリーセルのSOHと前記第2バッテリーセルのSOHとを比べてバランシング対象を判定するバランシング対象判定部と、
を含むバッテリー管理装置。 - 前記バランシング対象判定部は、前記第1バッテリーセルのSOHが前記第2バッテリーセルのSOHより大きいか同一の場合に、前記第2バッテリーセルを前記バランシング対象として判定する、請求項1に記載のバッテリー管理装置。
- 前記バランシング対象として判定されたバッテリーセルに対してバランシングを行うバランシング制御部をさらに含む、請求項1又は2に記載のバッテリー管理装置。
- 前記バランシング制御部は、前記第2バッテリーセルのSOCが予め設定された区間に含まれる場合にバランシングを行う、請求項3に記載のバッテリー管理装置。
- 前記バランシング制御部は、前記第2バッテリーセルのSOCが第1基準値以上である第1区間、及び前記バッテリーセルのSOCが前記第1基準値より小さい第2基準値未満である第2区間のうちの一つの区間を基準としてバランシングを行う、請求項4に記載のバッテリー管理装置。
- 前記第1区間及び前記第2区間のうち前記バッテリーセルに対するバランシングが行われた区間を除いた残りの区間の場合、前記複数のバッテリーセル間のSOC偏差に基づいて交換対象バッテリーセルを判定する交換対象判定部をさらに含む、請求項5に記載のバッテリー管理装置。
- 前記交換対象判定部は、前記複数のバッテリーセルのうち任意のセルとのSOC偏差が基準値以上であるバッテリーセルを前記交換対象バッテリーセルとして判定する、請求項6に記載のバッテリー管理装置。
- 前記バランシング制御部は、前記第1区間及び前記第2区間の両方に対してバランシングを行うことができる場合、前記第1区間に対して優先的にバランシングを行う、請求項5~7のいずれか一項に記載のバッテリー管理装置。
- 前記基準値は、前記バッテリーセルと前記バッテリーセルを管理するバッテリー管理システムとの仕様に基づいて設定される、請求項1~8のいずれか一項に記載のバッテリー管理装置。
- 複数のバッテリーセルそれぞれのSOHを算出する段階と、
前記複数のバッテリーセルのうちSOCが最も低い第1バッテリーセルとのSOC差の値が基準値以上であるバッテリーセルを第2バッテリーセルとして選定する段階と、
前記第1バッテリーセルのSOHと前記第2バッテリーセルのSOHとを比べてバランシング対象を判定する段階と、
を含むバッテリー管理方法。 - 前記バランシング対象を判定する段階は、前記第1バッテリーセルのSOHが前記第2バッテリーセルのSOHより大きいか同一の場合に、前記第2バッテリーセルを前記バランシング対象として判定する、請求項10に記載のバッテリー管理方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2020-0147136 | 2020-11-05 | ||
KR20200147136 | 2020-11-05 | ||
PCT/KR2021/013537 WO2022097931A1 (ko) | 2020-11-05 | 2021-10-01 | 배터리 관리 장치 및 방법 |
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JP2023517201A true JP2023517201A (ja) | 2023-04-24 |
JP7427320B2 JP7427320B2 (ja) | 2024-02-05 |
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JP2022553652A Active JP7427320B2 (ja) | 2020-11-05 | 2021-10-01 | バッテリー管理装置及び方法 |
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US (1) | US20230148088A1 (ja) |
EP (1) | EP4102239A4 (ja) |
JP (1) | JP7427320B2 (ja) |
KR (1) | KR20220060997A (ja) |
CN (1) | CN115349093A (ja) |
WO (1) | WO2022097931A1 (ja) |
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KR102722630B1 (ko) * | 2020-04-22 | 2024-10-28 | 주식회사 엘지에너지솔루션 | 저전압 셀 검출 방법 및 그 방법을 제공하는 배터리 관리 시스템 |
KR20240150107A (ko) * | 2023-04-07 | 2024-10-15 | 주식회사 엘지에너지솔루션 | 배터리 진단 장치 및 이의 동작 방법 |
GR1010713B (el) | 2023-04-12 | 2024-06-25 | Αριστοτελειο Πανεπιστημιο Θεσσαλονικης - Ειδικος Λογαριασμος Κονδυλιων Ερευνας, | Μεθοδος ρυθμισης του ρευματος εξισορροπησης και ενεργειακη υποστηριξη κελιων μπαταριας |
KR20250097210A (ko) * | 2023-12-21 | 2025-06-30 | 주식회사 엘지에너지솔루션 | 배터리 관리 장치 및 이에 의한 배터리 밸런싱 방법 |
US12308674B1 (en) * | 2024-01-19 | 2025-05-20 | Moment Energy Inc. | Active energy balancing for energy storage systems |
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2021
- 2021-10-01 JP JP2022553652A patent/JP7427320B2/ja active Active
- 2021-10-01 EP EP21889396.4A patent/EP4102239A4/en active Pending
- 2021-10-01 US US17/911,936 patent/US20230148088A1/en active Pending
- 2021-10-01 WO PCT/KR2021/013537 patent/WO2022097931A1/ko unknown
- 2021-10-01 KR KR1020210130842A patent/KR20220060997A/ko active Pending
- 2021-10-01 CN CN202180021065.2A patent/CN115349093A/zh active Pending
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KR20160043369A (ko) * | 2014-10-13 | 2016-04-21 | 현대모비스 주식회사 | 배터리 교체 시기 판단 시스템 및 방법 |
JP2018057129A (ja) * | 2016-09-28 | 2018-04-05 | 三菱自動車工業株式会社 | 電圧バランス制御装置 |
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EP4102239A1 (en) | 2022-12-14 |
JP7427320B2 (ja) | 2024-02-05 |
WO2022097931A1 (ko) | 2022-05-12 |
KR20220060997A (ko) | 2022-05-12 |
US20230148088A1 (en) | 2023-05-11 |
CN115349093A (zh) | 2022-11-15 |
EP4102239A4 (en) | 2023-09-06 |
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