JP2020524875A - バッテリーの電力限界を決定するための方法及びバッテリー管理システム - Google Patents
バッテリーの電力限界を決定するための方法及びバッテリー管理システム 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]
- G01R31/382—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
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- G—PHYSICS
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- 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
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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]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
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- G—PHYSICS
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- 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
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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]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4264—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing with capacitors
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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
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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
- 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
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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
- H01M10/425—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
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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
- H01M10/425—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
-
- 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
- H02J7/00302—Overcharge protection
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- 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
- H02J7/00306—Overdischarge protection
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- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
(数式1)
(数式2)
(数式3)
(数式4)
(数式5)
(数式6)
10 バッテリー
20 開閉機
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 通信インターフェース
200 等価回路モデル
210 第1抵抗
220 第2抵抗
230 キャパシタ
Claims (10)
- 第1抵抗、前記第1抵抗に直列接続した第2抵抗及び前記第2抵抗に並列接続したキャパシタを含む等価回路モデルを用いて、バッテリーの電力限界を決定する方法であって、
前記バッテリーの端子電圧及び電流を測定する段階と、
前記第1抵抗の抵抗値、前記第2抵抗の抵抗値及び前記バッテリーの分極電圧を推定する段階と、
前記第2抵抗の抵抗値、前記測定された端子電圧、前記測定された電流及び前記分極電圧に基づき、所定時間以後の前記バッテリーの端子電圧を予測する段階と、
前記第1抵抗の抵抗値及び前記第2抵抗の抵抗値に基づき、前記所定時間以後の前記バッテリーの全体抵抗値を予測する段階と、
前記測定された電流、前記予測された端子電圧、前記予測された全体抵抗及び与えられた最大充電電圧に基づき、充電電流限界を決定する段階と、
前記測定された端子電圧、前記測定された電流、前記充電電流限界及び前記第1抵抗の抵抗値に基づき、充電電圧限界を決定する段階と、
前記充電電流限界及び前記充電電圧限界に基づき、前記バッテリーの充電電力限界を決定する段階と、を含む、方法。 - 前記測定された電流、前記予測された端子電圧、前記予測された全体抵抗及び与えられた最小放電電圧に基づき、放電電流限界を決定する段階と、
前記予測された端子電圧、前記測定された電流、前記放電電流限界及び前記全体抵抗値に基づき、放電電圧限界を決定する段階と、
前記放電電流限界及び前記放電電圧限界に基づき、前記バッテリーの放電電力限界を決定する段階と、をさらに含む、請求項1に記載の方法。 - 前記所定時間以後の前記バッテリーの端子電圧を予測する段階は、下記の数式1を用い、
(数式1)
- 前記所定時間以後の前記バッテリーの全体抵抗値を予測する段階は、下記の数式2を用い、
(数式2)
- 前記充電電流限界を決定する段階は、下記の数式3を用い、
(数式3)
- 前記充電電圧限界を決定する段階は、下記の数式4を用い、
(数式4)
- 前記放電電流限界を決定する段階は、下記の数式5を用い、
(数式5)
- 前記放電電圧限界を決定する段階は、下記の数式6を用い、
(数式6)
- 第1抵抗、前記第1抵抗に直列接続した第2抵抗及び前記第2抵抗に並列接続したキャパシタを含む等価回路モデルを用いて、バッテリーの電力限界を決定するバッテリー管理システムであって、
前記バッテリーの端子電圧及び電流を測定するように構成されたセンシング部と、
前記センシング部に動作可能に結合した制御部と、を含み、
前記制御部は、
前記第1抵抗の抵抗値、前記第2抵抗の抵抗値及び前記バッテリーの分極電圧を推定し、
前記第2抵抗の抵抗値、前記測定された端子電圧、前記測定された電流及び前記分極電圧に基づき、所定時間以後の前記バッテリーの端子電圧を予測し、
前記第1抵抗の抵抗値及び前記第2抵抗の抵抗値に基づき、前記所定時間以後の前記バッテリーの全体抵抗値を予測し、
前記測定された電流、前記予測された端子電圧、前記予測された全体抵抗及び与えられた最大充電電圧に基づき、充電電流限界を決定し、
前記測定された端子電圧、前記測定された電流、前記充電電流限界及び前記第1抵抗の抵抗値に基づき、充電電圧限界を決定し、
前記充電電流限界及び前記充電電圧限界に基づき、前記バッテリーの充電電力限界を決定するように構成される、バッテリー管理システム。 - 前記制御部は、
前記測定された電流、前記予測された端子電圧、前記予測された全体抵抗及び与えられた最小放電電圧に基づき、放電電流限界を決定し、
前記予測された端子電圧、前記測定された電流、前記放電電流限界及び前記全体抵抗値に基づき、放電電圧限界を決定し、
前記放電電流限界及び前記放電電圧限界に基づき、前記バッテリーの放電電力限界を決定するように構成される、請求項9に記載のバッテリー管理システム。
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KR10-2018-0013014 | 2018-02-01 | ||
KR1020180013014A KR102373449B1 (ko) | 2018-02-01 | 2018-02-01 | 배터리의 전력 한계 결정 방법 및 배터리 관리 시스템 |
PCT/KR2019/000409 WO2019151674A1 (ko) | 2018-02-01 | 2019-01-10 | 배터리의 전력 한계를 결정하기 위한 방법 및 배터리 관리 시스템 |
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EP (1) | EP3712628A4 (ja) |
JP (1) | JP6859585B2 (ja) |
KR (1) | KR102373449B1 (ja) |
CN (1) | CN110741268B (ja) |
WO (1) | WO2019151674A1 (ja) |
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KR20240058128A (ko) | 2021-08-31 | 2024-05-03 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 이차 전지 관리 시스템 |
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KR20210130323A (ko) * | 2020-04-21 | 2021-11-01 | 현대자동차주식회사 | 배터리 관리 장치, 그를 가지는 차량 및 그 제어 방법 |
CN114094646A (zh) * | 2020-08-24 | 2022-02-25 | 北京小米移动软件有限公司 | 充电控制方法、装置、电子设备、存储介质 |
CN113300016B (zh) * | 2021-05-21 | 2022-12-13 | 广州小鹏汽车科技有限公司 | 一种电池充放电控制方法和装置 |
TWI795943B (zh) * | 2021-10-13 | 2023-03-11 | 加百裕工業股份有限公司 | 電池管理方法及電池管理系統 |
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JP2016023968A (ja) * | 2014-07-17 | 2016-02-08 | 日立オートモティブシステムズ株式会社 | 電池状態検知装置、二次電池システム、電池状態検知プログラム、電池状態検知方法 |
JP2016126999A (ja) * | 2014-12-26 | 2016-07-11 | 株式会社デンソー | 電池電力予測装置 |
JP2018523891A (ja) * | 2015-08-21 | 2018-08-23 | エルジー・ケム・リミテッド | 二次電池の充電条件調整装置及び方法 |
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KR20240058128A (ko) | 2021-08-31 | 2024-05-03 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 이차 전지 관리 시스템 |
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EP3712628A4 (en) | 2021-03-17 |
CN110741268B (zh) | 2021-10-29 |
KR102373449B1 (ko) | 2022-03-10 |
KR20190093410A (ko) | 2019-08-09 |
WO2019151674A1 (ko) | 2019-08-08 |
CN110741268A (zh) | 2020-01-31 |
US20200209315A1 (en) | 2020-07-02 |
JP6859585B2 (ja) | 2021-04-14 |
US11366169B2 (en) | 2022-06-21 |
EP3712628A1 (en) | 2020-09-23 |
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