JP7244189B2 - バッテリー充電状態推定方法およびこれを適用したバッテリー管理システム - Google Patents
バッテリー充電状態推定方法およびこれを適用したバッテリー管理システム Download PDFInfo
- Publication number
- JP7244189B2 JP7244189B2 JP2021545812A JP2021545812A JP7244189B2 JP 7244189 B2 JP7244189 B2 JP 7244189B2 JP 2021545812 A JP2021545812 A JP 2021545812A JP 2021545812 A JP2021545812 A JP 2021545812A JP 7244189 B2 JP7244189 B2 JP 7244189B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- soc
- state
- estimating
- estimation method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/14—Preventing excessive discharging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
-
- 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]
- G01R31/382—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
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage 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
-
- 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
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells 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
-
- 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
-
- 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
- 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
- H02J7/0018—Circuits for equalisation of charge between batteries using separate charge 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]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/547—Voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/549—Current
-
- 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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
本出願は、2019年10月31日付韓国特許出願第10-2019-0137548号に基いた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組み含まれる。
10:バッテリーモジュール組立体
20:電流センサー
30:リレー
40:BMS
41:セルモニタリングIC
43:メイン制御回路
Claims (9)
- 複数のバッテリーセルを含むバッテリーモジュールを複数個含むバッテリーモジュール組立体のSOC(state of charge)推定方法において、
電流センサーからバッテリー電流を受信する段階;
前記バッテリー電流と閾値を比較し、比較結果により第1または第2充電状態推定方法を選択する段階;
前記選択された充電状態推定方法により前記複数のバッテリーセルのSOCを推定する段階;および
前記推定された複数のバッテリーセルのSOCに基づいて前記バッテリーモジュール組立体のSOCを推定する段階を含み、
前記複数のバッテリーセルのSOCを推定する段階は、
前記第1充電状態推定方法により前記バッテリーモジュール単位でSOCを推定する段階;および
前記第2充電状態推定方法により離散で区分される前記バッテリーモジュールの代表値のそれぞれに対応するSOC間のSOC偏差に基づいて前記複数のバッテリーセルのSOCを推定する段階を含み、
前記第1充電状態推定方法でSOCを推定する段階は、
選択バッテリーモジュールを構成する複数のバッテリーセルのSOCを推定する段階;および
非選択バッテリーモジュールを構成する複数のバッテリーセルの現在SOCは直前SOCに代替して推定する段階を含む
バッテリー充電状態推定方法。 - 前記第1または第2充電状態推定方法を選択する段階は、
前記バッテリー電流が前記閾値より小さいかまたは同一であれば前記第1充電状態推定方法を選択し、前記バッテリー電流が前記閾値を超えれば前記第2充電状態推定方法を選択する段階を含む、請求項1に記載のバッテリー充電状態推定方法。 - 前記第2充電状態推定方法でSOCを推定する段階は、
前記SOC偏差を前記複数のバッテリーセルの直前SOCにそれぞれ合算して前記バッテリーモジュールを構成する複数のバッテリーセルの現在SOCを推定する段階を含む、請求項1または2に記載のバッテリー充電状態推定方法。 - 前記SOC偏差は、
前記代表値に対応して推定された現在SOCと直前SOC間の偏差である段階を含む、請求項3に記載のバッテリー充電状態推定方法。 - 複数のバッテリーセルを含むバッテリーモジュールを複数個含むバッテリーモジュール組立体のSOC(state of charge)を推定するバッテリー管理システムにおいて、
前記複数のバッテリーセルそれぞれの両端に連結されて前記複数のバッテリーセルのセル電圧を測定するセルモニタリングIC;および
前記測定されたセル電圧に基づいて前記複数のバッテリーセルのSOCを推定して統合して前記バッテリーモジュール組立体のSOCを推定するメイン制御回路を含み、
前記メイン制御回路は、電流センサーからバッテリー電流を受信して閾値と比較し、比較結果により第1または第2充電状態推定方法を選択し、選択された方法により前記複数のバッテリーセルのSOCを推定し、
前記メイン制御回路は、
前記第1充電状態推定方法において、
選択バッテリーモジュールを構成する複数のバッテリーセルのSOCを推定し、
非選択バッテリーモジュールを構成する複数のバッテリーセルの現在SOCは直前SOCに代替して推定し、
前記第2充電状態推定方法において、
離散で区分される前記バッテリーモジュールの代表値のそれぞれに対応するSOC間のSOC偏差に基づいて前記複数のバッテリーセルのSOCを推定する
バッテリー管理システム。 - 前記メイン制御回路は、
前記バッテリー電流が前記閾値より小さいかまたは同一であれば前記バッテリーモジュール単位でSOCを推定する前記第1充電状態推定方法を選択し、前記バッテリー電流が前記閾値を超えれば前記第2充電状態推定方法を選択する、請求項5に記載のバッテリー管理システム。 - 前記メイン制御回路は、
前記第2充電状態推定方法により前記SOC偏差を前記複数のバッテリーセルの直前SOCにそれぞれ合算して前記バッテリーモジュールを構成する複数のバッテリーセルの現在SOCを推定する、請求項6に記載のバッテリー管理システム。 - 前記SOC偏差は、
前記代表値に対応して推定された現在SOCと直前SOC間の偏差である、請求項7に記載のバッテリー管理システム。 - バッテリーモジュール組立体の複数のバッテリーモジュールの各々に含まれる複数のバッテリーセルのSOC(state of charge)推定方法において、
電流センサーからバッテリー電流を受信する段階;
前記バッテリー電流と閾値を比較し、比較結果により第1または第2充電状態推定方法を選択する段階;および
前記選択された充電状態推定方法により前記複数のバッテリーセルのSOCを推定する段階を含み、
前記複数のバッテリーセルのSOCを推定する段階は、
前記第1充電状態推定方法により前記バッテリーモジュール単位でSOCを推定する段階;および
前記第2充電状態推定方法により離散で区分される前記バッテリーモジュールの代表値のそれぞれに対応するSOC間のSOC偏差に基づいて前記複数のバッテリーセルのSOCを推定する段階を含み、
前記第1充電状態推定方法でSOCを推定する段階は、
選択バッテリーモジュールを構成する複数のバッテリーセルのSOCを推定する段階;および
非選択バッテリーモジュールを構成する複数のバッテリーセルの現在SOCは直前SOCに代替して推定する段階を含む
バッテリー充電状態推定方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0137548 | 2019-10-31 | ||
KR1020190137548A KR20210051809A (ko) | 2019-10-31 | 2019-10-31 | 배터리 충전상태 추정방법 및 이를 적용한 배터리 관리 시스템 |
PCT/KR2020/013043 WO2021085869A1 (ko) | 2019-10-31 | 2020-09-25 | 배터리 충전상태 추정방법 및 이를 적용한 배터리 관리 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022534831A JP2022534831A (ja) | 2022-08-04 |
JP7244189B2 true JP7244189B2 (ja) | 2023-03-22 |
Family
ID=75715343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021545812A Active JP7244189B2 (ja) | 2019-10-31 | 2020-09-25 | バッテリー充電状態推定方法およびこれを適用したバッテリー管理システム |
Country Status (8)
Country | Link |
---|---|
US (1) | US12085619B2 (ja) |
EP (1) | EP3923006B1 (ja) |
JP (1) | JP7244189B2 (ja) |
KR (1) | KR20210051809A (ja) |
CN (1) | CN113544895B (ja) |
ES (1) | ES2973223T3 (ja) |
HU (1) | HUE065046T2 (ja) |
WO (1) | WO2021085869A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10962623B1 (en) | 2017-05-17 | 2021-03-30 | Heathkit Company, Inc. | Accurate and model-based measurement and management systems and methods |
TWI715367B (zh) * | 2019-12-23 | 2021-01-01 | 台達電子工業股份有限公司 | 電池控制器與其電池電量量測方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011118039A1 (ja) | 2010-03-26 | 2011-09-29 | 三菱電機株式会社 | 充電状態推定装置 |
JP2011223722A (ja) | 2010-04-08 | 2011-11-04 | Denso Corp | 電池電圧監視装置 |
JP2012133757A (ja) | 2010-12-10 | 2012-07-12 | Dspace Digital Signal Processing & Control Engineering Gmbh | バッテリをリアルタイムにシミュレーションする方法および装置 |
WO2013031559A1 (ja) | 2011-08-30 | 2013-03-07 | 三洋電機株式会社 | バッテリシステム、電動車両、移動体、電力貯蔵装置および電源装置 |
JP2016102674A (ja) | 2014-11-27 | 2016-06-02 | 三菱自動車工業株式会社 | 電池パックの異常判定装置 |
US20170045587A1 (en) | 2015-08-13 | 2017-02-16 | Samsung Electronics Co., Ltd. | Apparatus and method for state of charge (soc) determination for battery |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3126591B2 (ja) | 1994-07-15 | 2001-01-22 | 株式会社東芝 | 蓄電池の残存容量推定方法 |
JP4228760B2 (ja) | 2002-07-12 | 2009-02-25 | トヨタ自動車株式会社 | バッテリ充電状態推定装置 |
US8264203B2 (en) | 2006-03-31 | 2012-09-11 | Valence Technology, Inc. | Monitoring state of charge of a battery |
KR100985667B1 (ko) | 2007-08-22 | 2010-10-05 | 주식회사 엘지화학 | 배터리 개방전압 추정장치, 이를 이용한 배터리 충전상태추정장치 및 그 제어 방법 |
JP2011221012A (ja) | 2010-03-26 | 2011-11-04 | Sanyo Electric Co Ltd | バッテリモジュール状態検出装置、バッテリモジュール状態制御装置、バッテリシステム、電動車両、移動体、電力貯蔵装置および電源装置 |
JP5521795B2 (ja) | 2010-06-04 | 2014-06-18 | 日産自動車株式会社 | 電池制御装置 |
JP5798887B2 (ja) | 2011-10-31 | 2015-10-21 | 株式会社日立製作所 | 蓄電システム |
KR101648889B1 (ko) | 2011-12-06 | 2016-08-18 | 삼성에스디아이 주식회사 | 배터리 팩 제어 장치 및 이를 포함하는 에너지 저장 시스템 |
JP5272069B2 (ja) | 2011-12-22 | 2013-08-28 | 三菱重工業株式会社 | 電池システム |
KR101486470B1 (ko) * | 2012-03-16 | 2015-01-26 | 주식회사 엘지화학 | 배터리 상태 추정 장치 및 방법 |
JP6300000B2 (ja) * | 2013-02-20 | 2018-03-28 | 株式会社Gsユアサ | 充電状態推定装置、充電状態推定方法 |
US9770997B2 (en) * | 2013-06-11 | 2017-09-26 | Ford Global Technologies, Llc | Detection of imbalance across multiple battery cells measured by the same voltage sensor |
KR20150019190A (ko) | 2013-08-13 | 2015-02-25 | 현대모비스 주식회사 | 배터리 충전 상태 추정 방법 및 이를 위한 장치 |
KR102080632B1 (ko) | 2013-10-28 | 2020-04-14 | 현대모비스 주식회사 | 배터리관리시스템 및 그 운용방법 |
DE102014204956A1 (de) * | 2014-03-18 | 2015-09-24 | Robert Bosch Gmbh | Verfahren zur Erkennung von Anomalien in einer Batteriezelle und Kurzschlusssensorik |
KR102177721B1 (ko) | 2014-03-20 | 2020-11-11 | 현대모비스 주식회사 | 배터리팩 열화 상태 추정 장치 및 방법 |
KR102205841B1 (ko) | 2014-04-28 | 2021-01-21 | 삼성전자주식회사 | 배터리의 상태를 추정하는 방법 및 장치 |
KR102314211B1 (ko) | 2014-07-28 | 2021-10-19 | 현대모비스 주식회사 | 친환경차 배터리 관리 시스템의 배터리 잔존 용량 추정방법 |
KR102203245B1 (ko) | 2017-11-01 | 2021-01-13 | 주식회사 엘지화학 | 배터리 soc 추정 장치 및 방법 |
KR20190137548A (ko) | 2018-06-01 | 2019-12-11 | 백연선 | 친환경 담수화 및 냉난방 설비가 된 it융복합 가옥 |
-
2019
- 2019-10-31 KR KR1020190137548A patent/KR20210051809A/ko active Search and Examination
-
2020
- 2020-09-05 US US17/435,822 patent/US12085619B2/en active Active
- 2020-09-25 CN CN202080019887.2A patent/CN113544895B/zh active Active
- 2020-09-25 ES ES20883067T patent/ES2973223T3/es active Active
- 2020-09-25 WO PCT/KR2020/013043 patent/WO2021085869A1/ko unknown
- 2020-09-25 JP JP2021545812A patent/JP7244189B2/ja active Active
- 2020-09-25 HU HUE20883067A patent/HUE065046T2/hu unknown
- 2020-09-25 EP EP20883067.9A patent/EP3923006B1/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011118039A1 (ja) | 2010-03-26 | 2011-09-29 | 三菱電機株式会社 | 充電状態推定装置 |
JP2011223722A (ja) | 2010-04-08 | 2011-11-04 | Denso Corp | 電池電圧監視装置 |
JP2012133757A (ja) | 2010-12-10 | 2012-07-12 | Dspace Digital Signal Processing & Control Engineering Gmbh | バッテリをリアルタイムにシミュレーションする方法および装置 |
WO2013031559A1 (ja) | 2011-08-30 | 2013-03-07 | 三洋電機株式会社 | バッテリシステム、電動車両、移動体、電力貯蔵装置および電源装置 |
JP2016102674A (ja) | 2014-11-27 | 2016-06-02 | 三菱自動車工業株式会社 | 電池パックの異常判定装置 |
US20170045587A1 (en) | 2015-08-13 | 2017-02-16 | Samsung Electronics Co., Ltd. | Apparatus and method for state of charge (soc) determination for battery |
Also Published As
Publication number | Publication date |
---|---|
HUE065046T2 (hu) | 2024-04-28 |
EP3923006A4 (en) | 2022-05-18 |
EP3923006A1 (en) | 2021-12-15 |
CN113544895A (zh) | 2021-10-22 |
WO2021085869A1 (ko) | 2021-05-06 |
KR20210051809A (ko) | 2021-05-10 |
JP2022534831A (ja) | 2022-08-04 |
US20220155380A1 (en) | 2022-05-19 |
CN113544895B (zh) | 2024-05-10 |
US12085619B2 (en) | 2024-09-10 |
ES2973223T3 (es) | 2024-06-19 |
EP3923006B1 (en) | 2023-11-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6823162B2 (ja) | バッテリーの充電状態をキャリブレーションするためのバッテリー管理装置及び方法 | |
US11124072B2 (en) | Battery control device and electric motor vehicle system | |
JP6725201B2 (ja) | 充電率平準化装置及び電源システム | |
JP5715694B2 (ja) | 電池制御装置、電池システム | |
JP5496612B2 (ja) | 電池の充放電可能電流演算方法及び電源装置並びにこれを備える車両 | |
US20080233471A1 (en) | Battery State Detection | |
JP5621818B2 (ja) | 蓄電システムおよび均等化方法 | |
JP5784108B2 (ja) | 充電制御装置 | |
CN105229482A (zh) | 电池状态检测装置 | |
WO2012132160A1 (ja) | 劣化測定装置、二次電池パック、劣化測定方法、およびプログラム | |
JP7244189B2 (ja) | バッテリー充電状態推定方法およびこれを適用したバッテリー管理システム | |
JP2018050416A (ja) | バッテリシステム | |
CN102934314A (zh) | 电池包 | |
JP2012104239A (ja) | リチウムイオン電池の蓄電量推定方法、リチウムイオン電池の蓄電量推定プログラム、リチウムイオン電池の蓄電量補正方法及びリチウムイオン電池の蓄電量補正プログラム | |
JP2013121242A (ja) | Soc推定装置及び電池パック | |
CN111537901B (zh) | 一种电池电量状态测算方法、电池组以及交通工具 | |
JP2003257501A (ja) | 二次電池の残存容量計 | |
JP5911407B2 (ja) | バッテリの健全度算出装置および健全度算出方法 | |
JP7174327B2 (ja) | 二次電池の状態判定方法 | |
JP2020139846A (ja) | 状態推定装置 | |
US6417670B1 (en) | Accurate battery current measurement system for a battery care unit | |
JP3744833B2 (ja) | 電動車両用二次電池の寿命判別方法 | |
CN117716246A (zh) | 电池监视装置和程序 | |
JP6434245B2 (ja) | 充電率推定装置及び電源システム | |
CN117957454A (zh) | 用于估计电池的直流内阻的方法以及用于提供该方法的电池系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210812 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220913 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20221209 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230207 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230307 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7244189 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |