JP6929969B2 - バッテリーの内部抵抗を最適化するためのバッテリー管理システム及び方法 - Google Patents
バッテリーの内部抵抗を最適化するためのバッテリー管理システム及び方法 Download PDFInfo
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- JP6929969B2 JP6929969B2 JP2019562302A JP2019562302A JP6929969B2 JP 6929969 B2 JP6929969 B2 JP 6929969B2 JP 2019562302 A JP2019562302 A JP 2019562302A JP 2019562302 A JP2019562302 A JP 2019562302A JP 6929969 B2 JP6929969 B2 JP 6929969B2
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- 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]
- G01R31/3644—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]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
-
- 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
- H01M10/443—Methods for charging or discharging in response to temperature
-
- 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
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- 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
- H02J7/00304—Overcurrent protection
-
- 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
- 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
- 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
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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
Description
10:バッテリー
20:開閉器
100:バッテリー管理システム
110:センシング部
120:メモリ
130:制御部
140:通信インタフェース
Claims (5)
- バッテリーを充電する間に過充電を防止するために前記バッテリーの充電制限電流を決定するために用いられる前記バッテリーの内部抵抗を最適化するためのバッテリー管理システムであって、
前記バッテリーの充電電流を測定するように構成された電流測定部と、
複数の電圧−電流特性プロファイルを保存するように構成されたメモリと、
前記電流測定部及び前記メモリに動作可能に結合され、前記バッテリーの充電状態及び温度に基づいて前記複数の電圧−電流特性プロファイルから基準プロファイルを決定するように構成される制御部であって、前記基準プロファイルが、充電電流が0Aであるときの前記バッテリーの開放電圧を示す出発点、予め決められた充電上限電流と同じ定電流によるパルス充電時に測定される前記バッテリーの電圧を示す終了点、及び前記出発点と前記終了点との間に位置する複数の中間点を含む、制御部とを含み、
前記複数の中間点のそれぞれは、0Aより大きく前記充電上限電流よりも小さい定電流によるパルス充電時に測定される前記バッテリーの電圧を示し、
前記制御部は、
前記出発点の電圧と前記終了点の電圧との差を前記終了点の電流で除して前記バッテリーの内部抵抗を決定し、
前記複数の中間点のうちいずれか一つを基準点として設定し、
前記基準点の電圧と前記終了点の電圧との差を、前記基準点の電流と前記終了点の電流との差で除して、前記内部抵抗よりも小さい基準抵抗を決定し、
下記の数式2を用いて、前記内部抵抗よりも大きい最適抵抗を決定する、バッテリー管理システム。
- 前記出発点の電圧は、前記バッテリーの充電状態及び温度に対応する前記バッテリーの開放電圧を示す、請求項1に記載のバッテリー管理システム。
- 前記制御部は、前記複数の中間点のうち前記終了点に最も近い中間点を前記基準点として決定するように構成される、請求項1または2に記載のバッテリー管理システム。
- 請求項1〜請求項3のうちいずれか一項に記載のバッテリー管理システムを含む、バッテリーパック。
- バッテリーを充電する間に過充電を防止するために前記バッテリーの充電制限電流を決定するために用いられる前記バッテリーの内部抵抗を最適化するための方法であって、
前記バッテリーの充電状態及び温度に基づいて複数の電圧−電流特性プロファイルから基準プロファイルを決定する段階であって、前記基準プロファイルが、充電電流が0Aであるときの前記バッテリーの開放電圧を示す出発点、予め決められた充電上限電流と同じ定電流によるパルス充電時に測定される前記バッテリーの電圧を示す終了点、及び前記出発点と前記終了点との間に位置する複数の中間点を含み、前記複数の中間点のそれぞれは、0Aより大きく前記充電上限電流よりも小さい定電流によるパルス充電時に測定される前記バッテリーの電圧を示す、段階と、
前記出発点の電圧と前記終了点の電圧との差を前記終了点の電流で除して前記バッテリーの内部抵抗を決定する段階と、
前記複数の中間点のうちいずれか一つを基準点として設定する段階と、
前記基準点の電圧と前記終了点の電圧との差を、前記基準点の電流と前記終了点の電流との差で除して、前記内部抵抗よりも小さい基準抵抗を決定する段階と、
下記の数式2を用いて、前記内部抵抗よりも大きい最適抵抗を決定する段階とを含む、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2018-0000878 | 2018-01-03 | ||
KR1020180000878A KR102255490B1 (ko) | 2018-01-03 | 2018-01-03 | 배터리의 내부 저항을 최적화하기 위한 배터리 관리 시스템 및 방법 |
PCT/KR2018/014036 WO2019135487A1 (ko) | 2018-01-03 | 2018-11-15 | 배터리의 내부 저항을 최적화하기 위한 배터리 관리 시스템 및 방법 |
Publications (2)
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JP2020520624A JP2020520624A (ja) | 2020-07-09 |
JP6929969B2 true JP6929969B2 (ja) | 2021-09-01 |
Family
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JP2019562302A Active JP6929969B2 (ja) | 2018-01-03 | 2018-11-15 | バッテリーの内部抵抗を最適化するためのバッテリー管理システム及び方法 |
Country Status (9)
Country | Link |
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US (1) | US11193982B2 (ja) |
EP (1) | EP3633782B1 (ja) |
JP (1) | JP6929969B2 (ja) |
KR (1) | KR102255490B1 (ja) |
CN (1) | CN110915056B (ja) |
ES (1) | ES2926853T3 (ja) |
HU (1) | HUE060046T2 (ja) |
PL (1) | PL3633782T3 (ja) |
WO (1) | WO2019135487A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021095895A1 (ko) * | 2019-11-11 | 2021-05-20 | 엘지전자 주식회사 | 전자 장치 및 전자 장치의 충전 제어 방법 |
CN115291123B (zh) * | 2022-09-19 | 2023-03-07 | 伏达半导体(合肥)股份有限公司 | 用于表征多个电池单元的方法、电池参数估算装置和方法 |
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JP3686776B2 (ja) * | 1999-03-30 | 2005-08-24 | 日立バッテリー販売サービス株式会社 | 蓄電池の過放電防止装置 |
US6522102B1 (en) | 2001-12-14 | 2003-02-18 | Zinc Matrix Power, Inc. | Multiple plateau battery charging method and system to charge to the second plateau |
JP4379283B2 (ja) * | 2003-11-06 | 2009-12-09 | 東芝ライテック株式会社 | 充電回路、非常用点灯装置及び照明装置 |
JP2006129588A (ja) | 2004-10-28 | 2006-05-18 | Sanyo Electric Co Ltd | 二次電池の電力制御方法及び電源装置 |
CN102129039B (zh) * | 2005-09-16 | 2013-01-16 | 古河电气工业株式会社 | 二次电池劣化判定方法、二次电池劣化判定装置、及电源系统 |
JP4930482B2 (ja) * | 2008-09-30 | 2012-05-16 | 株式会社デンソー | バッテリの充放電制御装置 |
JP5393176B2 (ja) * | 2009-01-26 | 2014-01-22 | カルソニックカンセイ株式会社 | バッテリシステム及び入出力電力推定方法 |
JP5163542B2 (ja) * | 2009-03-03 | 2013-03-13 | 日産自動車株式会社 | 二次電池の入出力可能電力推定装置 |
JP5682433B2 (ja) * | 2010-06-09 | 2015-03-11 | 日産自動車株式会社 | 充電制御システム |
JP5558941B2 (ja) | 2010-06-30 | 2014-07-23 | 三洋電機株式会社 | 電池の内部抵抗の検出方法 |
CN106451600B (zh) * | 2010-10-22 | 2019-06-18 | 核科学股份有限公司 | 为电池快速充电的设备和方法 |
KR101192010B1 (ko) | 2011-02-10 | 2012-10-16 | 삼성에스디아이 주식회사 | 배터리의 충전 제어 시스템 및 그를 포함하는 배터리 팩 |
US9182449B2 (en) * | 2012-10-12 | 2015-11-10 | GM Global Technology Operations LLC | Method and system for estimating battery capacity in a vehicle |
KR101459449B1 (ko) | 2013-04-15 | 2014-11-07 | 현대자동차 주식회사 | 차량의 재시동 전압 예측 시스템 및 그 방법 |
JP5888315B2 (ja) * | 2013-12-18 | 2016-03-22 | トヨタ自動車株式会社 | 蓄電システム |
KR101798201B1 (ko) | 2014-10-01 | 2017-11-15 | 주식회사 엘지화학 | 이차 전지의 방전 출력 추정 방법 및 장치 |
DE102015001069A1 (de) * | 2015-01-29 | 2016-08-04 | Man Truck & Bus Ag | Verfahren und Vorrichtung zur temperaturabhängigen Strombegrenzung eines Energiespeichers für elektrische Energie |
KR101846642B1 (ko) | 2015-02-02 | 2018-04-06 | 주식회사 엘지화학 | 이차 전지의 저항 팩터 결정 방법, 상기 저항 팩터를 이용한 충전 출력 추정 장치 및 방법 |
KR101783918B1 (ko) * | 2015-02-24 | 2017-10-10 | 주식회사 엘지화학 | 이차 전지의 저항 추정 장치 및 방법 |
KR102364846B1 (ko) | 2015-05-19 | 2022-02-18 | 삼성전자주식회사 | 배터리 팩 및 배터리 팩의 관리 방법 |
KR101874419B1 (ko) | 2016-06-24 | 2018-07-04 | 주식회사 교원 | 공기정화장치 |
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2018
- 2018-01-03 KR KR1020180000878A patent/KR102255490B1/ko active IP Right Grant
- 2018-11-15 ES ES18898336T patent/ES2926853T3/es active Active
- 2018-11-15 HU HUE18898336A patent/HUE060046T2/hu unknown
- 2018-11-15 CN CN201880035733.5A patent/CN110915056B/zh active Active
- 2018-11-15 WO PCT/KR2018/014036 patent/WO2019135487A1/ko unknown
- 2018-11-15 JP JP2019562302A patent/JP6929969B2/ja active Active
- 2018-11-15 US US16/614,559 patent/US11193982B2/en active Active
- 2018-11-15 PL PL18898336.5T patent/PL3633782T3/pl unknown
- 2018-11-15 EP EP18898336.5A patent/EP3633782B1/en active Active
Also Published As
Publication number | Publication date |
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EP3633782A4 (en) | 2020-08-26 |
WO2019135487A1 (ko) | 2019-07-11 |
CN110915056B (zh) | 2023-04-07 |
US20200088805A1 (en) | 2020-03-19 |
CN110915056A (zh) | 2020-03-24 |
EP3633782B1 (en) | 2022-08-10 |
ES2926853T3 (es) | 2022-10-31 |
HUE060046T2 (hu) | 2023-01-28 |
EP3633782A1 (en) | 2020-04-08 |
KR20190083217A (ko) | 2019-07-11 |
KR102255490B1 (ko) | 2021-05-24 |
US11193982B2 (en) | 2021-12-07 |
PL3633782T3 (pl) | 2022-10-31 |
JP2020520624A (ja) | 2020-07-09 |
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