JP6907449B2 - バッテリー充電状態推定装置及び方法 - Google Patents
バッテリー充電状態推定装置及び方法 Download PDFInfo
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- JP6907449B2 JP6907449B2 JP2019561991A JP2019561991A JP6907449B2 JP 6907449 B2 JP6907449 B2 JP 6907449B2 JP 2019561991 A JP2019561991 A JP 2019561991A JP 2019561991 A JP2019561991 A JP 2019561991A JP 6907449 B2 JP6907449 B2 JP 6907449B2
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- battery
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- charge state
- voltage region
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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]
- G01R31/367—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
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/12—Measuring rate of change
-
- 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
- G01R19/16528—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
-
- 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]
-
- 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
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- 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
-
- 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
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- 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
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- 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)
- Tests Of Electric Status Of Batteries (AREA)
Description
Claims (7)
- バッテリーの電圧、電流及び温度を各々測定するように構成されたセンシング部と、
前記センシング部と動作可能に結合したプロセッサと、を含み、
前記プロセッサは、
前記バッテリーの充放電サイクルごとに測定された前記バッテリーの電流から予め算出された前記バッテリーの電圧による第1充電状態に基づいて第1基準電圧を設定し、
前記バッテリーの電圧領域のうち、前記第1基準電圧以下の電圧領域を第1電圧領域、前記第1基準電圧を超過する電圧領域を第2電圧領域に設定し、
前記第1電圧領域における前記バッテリーの充電状態を、前記第1充電状態として、前記バッテリーの充放電サイクルごとに測定された前記バッテリーの電流から予め算出された前記バッテリーの電圧により前記バッテリーの充電状態を推定し、
前記第2電圧領域における前記バッテリーの充電状態を、第2充電状態として、前記バッテリーに対応する等価回路モデルを用いて前記バッテリーの電圧により前記バッテリーの充電状態を推定するように構成される、バッテリー充電状態推定装置。 - 前記プロセッサは、
前記バッテリーの電圧ごとに前記充放電サイクル別に前記第1充電状態同士の充電状態の偏差を算出し、
前記充電状態の偏差を用いて前記第1基準電圧を設定する、請求項1に記載のバッテリー充電状態推定装置。 - 前記プロセッサは、
前記充電状態の偏差が最小である前記バッテリーの電圧を前記第1基準電圧に設定する、請求項2に記載のバッテリー充電状態推定装置。 - 前記プロセッサは、
前記第1電圧領域における前記バッテリーの充電状態を、前記第1充電状態のうち最初の充放電サイクルから算出された第1充電状態に推定する、請求項1から3のいずれか一項に記載のバッテリー充電状態推定装置。 - 前記プロセッサは、
前記第2充電状態による前記バッテリーの電圧変化率を算出し、
前記電圧変化率が負から0になる前記バッテリーの電圧を第2基準電圧に設定する、請求項1から4のいずれか一項に記載のバッテリー充電状態推定装置。 - 前記プロセッサは、
前記バッテリーの電圧領域のうち前記第1基準電圧以下である電圧領域を前記第1電圧領域に設定し、
前記第2基準電圧を超過する電圧領域を前記第2電圧領域に設定し、
前記第1基準電圧超過かつ前記第2基準電圧以下の電圧領域を前記第1電圧領域にさらに設定する、請求項5に記載のバッテリー充電状態推定装置。 - 請求項1から請求項6のいずれか一項に記載のバッテリー充電状態推定装置を含む、バッテリーパック。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170136781A KR102239365B1 (ko) | 2017-10-20 | 2017-10-20 | 배터리 충전 상태 추정 장치 |
KR10-2017-0136781 | 2017-10-20 | ||
PCT/KR2018/010005 WO2019078477A1 (ko) | 2017-10-20 | 2018-08-29 | 배터리 충전 상태 추정 장치 및 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021500528A JP2021500528A (ja) | 2021-01-07 |
JP6907449B2 true JP6907449B2 (ja) | 2021-07-21 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019561991A Active JP6907449B2 (ja) | 2017-10-20 | 2018-08-29 | バッテリー充電状態推定装置及び方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11480615B2 (ja) |
EP (1) | EP3637120A4 (ja) |
JP (1) | JP6907449B2 (ja) |
KR (1) | KR102239365B1 (ja) |
CN (1) | CN110651194B (ja) |
WO (1) | WO2019078477A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113484762B (zh) * | 2021-07-16 | 2024-05-14 | 东风柳州汽车有限公司 | 电池健康状态估算方法、装置、设备及存储介质 |
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CN106324508B (zh) | 2015-07-02 | 2020-06-02 | 华为技术有限公司 | 电池健康状态的检测装置及方法 |
KR102032229B1 (ko) | 2015-11-18 | 2019-10-16 | 현대일렉트릭앤에너지시스템(주) | 배터리 수명 상태 추정 시스템 및 그 방법 |
KR102574083B1 (ko) | 2016-01-12 | 2023-09-04 | 삼성전자주식회사 | 배터리 관리 장치 및 방법 |
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KR20170136781A (ko) | 2016-06-02 | 2017-12-12 | 오경환 | 화학 첨가물을 함유하지 않는 천연 부추 소시지의 제조방법 |
-
2017
- 2017-10-20 KR KR1020170136781A patent/KR102239365B1/ko active IP Right Grant
-
2018
- 2018-08-29 US US16/610,204 patent/US11480615B2/en active Active
- 2018-08-29 CN CN201880031696.0A patent/CN110651194B/zh active Active
- 2018-08-29 JP JP2019561991A patent/JP6907449B2/ja active Active
- 2018-08-29 WO PCT/KR2018/010005 patent/WO2019078477A1/ko unknown
- 2018-08-29 EP EP18867378.4A patent/EP3637120A4/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2021500528A (ja) | 2021-01-07 |
KR102239365B1 (ko) | 2021-04-09 |
US11480615B2 (en) | 2022-10-25 |
KR20190044398A (ko) | 2019-04-30 |
US20210190865A1 (en) | 2021-06-24 |
EP3637120A1 (en) | 2020-04-15 |
CN110651194B (zh) | 2022-07-26 |
WO2019078477A1 (ko) | 2019-04-25 |
EP3637120A4 (en) | 2020-06-03 |
CN110651194A (zh) | 2020-01-03 |
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