JP4455394B2 - バッテリーガスゲージ - Google Patents

バッテリーガスゲージ Download PDF

Info

Publication number
JP4455394B2
JP4455394B2 JP2005120358A JP2005120358A JP4455394B2 JP 4455394 B2 JP4455394 B2 JP 4455394B2 JP 2005120358 A JP2005120358 A JP 2005120358A JP 2005120358 A JP2005120358 A JP 2005120358A JP 4455394 B2 JP4455394 B2 JP 4455394B2
Authority
JP
Japan
Prior art keywords
level
battery cell
relative state
remaining capacity
state value
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.)
Expired - Fee Related
Application number
JP2005120358A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005321386A (ja
JP2005321386A5 (enExample
Inventor
ブルース・エス・デニング
Original Assignee
オーツー マイクロ， インコーポレーテッド
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by オーツー マイクロ， インコーポレーテッド filed Critical オーツー マイクロ， インコーポレーテッド
Publication of JP2005321386A publication Critical patent/JP2005321386A/ja
Publication of JP2005321386A5 publication Critical patent/JP2005321386A5/ja
Application granted granted Critical
Publication of JP4455394B2 publication Critical patent/JP4455394B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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]
    • G01R31/3644—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
JP2005120358A 2004-04-16 2005-04-18 バッテリーガスゲージ Expired - Fee Related JP4455394B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56316304P 2004-04-16 2004-04-16
US10/878,070 US7095211B2 (en) 2004-04-16 2004-06-28 Battery gas gauge

Publications (3)

Publication Number Publication Date
JP2005321386A JP2005321386A (ja) 2005-11-17
JP2005321386A5 JP2005321386A5 (enExample) 2006-05-11
JP4455394B2 true JP4455394B2 (ja) 2010-04-21

Family

ID=35095655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005120358A Expired - Fee Related JP4455394B2 (ja) 2004-04-16 2005-04-18 バッテリーガスゲージ

Country Status (3)

Country Link
US (2) US7095211B2 (enExample)
JP (1) JP4455394B2 (enExample)
TW (1) TWI250299B (enExample)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4876945B2 (ja) * 2006-02-13 2012-02-15 ミツミ電機株式会社 デジタル信号処理装置
JP4748073B2 (ja) * 2006-02-13 2011-08-17 ミツミ電機株式会社 電池パック
US7899631B2 (en) * 2007-03-29 2011-03-01 The Furukawa Electric Co., Ltd. Method and device for estimating battery residual capacity, and battery power supply system
DE102007036165A1 (de) * 2007-08-02 2009-02-05 BSH Bosch und Siemens Hausgeräte GmbH Verfahren und Schaltungsanordnung zum Bestimmen des Ladezustands eines Akkumulators eines akkumulatorbetriebenen Gerätes, insbesondere eines akkumulatorbetriebenen selbstfahrenden Staubsammelroboters
TWI452750B (zh) * 2007-11-30 2014-09-11 Chi Mei Comm Systems Inc 手機電池電荷量估算系統及方法
US7960945B1 (en) * 2008-01-30 2011-06-14 Google Inc. Estimating remaining use time of a mobile device
FR2938071B1 (fr) * 2008-10-30 2010-12-31 Commissariat Energie Atomique Procede de determination de l'etat de charge d'une batterie en phase de charge ou de decharge
US8183834B2 (en) * 2009-01-28 2012-05-22 Atmel Corporation Current to frequency conversion, apparatus and methods
JP5379535B2 (ja) * 2009-03-30 2013-12-25 プライムアースＥｖエナジー株式会社 二次電池の充電制御方法及び充電器
DE102009042194B4 (de) * 2009-09-18 2019-01-31 Bayerische Motoren Werke Aktiengesellschaft Verfahren zur Bestimmung des Betriebsbereichs eines wiederaufladbaren elektrischen Energiespeichers
US8384390B2 (en) * 2009-09-30 2013-02-26 O2Micro Inc Systems and methods for determining battery capacity level
CN102313873B (zh) 2010-07-08 2014-07-09 凹凸电子（武汉）有限公司 电池节数检测电路及方法和监测系统
TWI404965B (zh) * 2010-08-31 2013-08-11 O2Micro Int Ltd 檢測多電池單元個數的電路、監測系統、以及檢測電池組中電池單元個數的方法
WO2012049973A1 (ja) * 2010-10-15 2012-04-19 三洋電機株式会社 電力管理システム
US9035616B2 (en) 2010-12-07 2015-05-19 Maxim Integrated Products, Inc. State based full and empty control for rechargeable batteries
US20120231299A1 (en) * 2011-03-07 2012-09-13 Apple Inc. Molded rigid casings for non-active components of lithium-polymer batteries
US8310205B1 (en) * 2011-03-21 2012-11-13 Google Inc. Managed battery charging
DE102011081800A1 (de) * 2011-08-30 2013-02-28 Hilti Aktiengesellschaft Diagnoseverfahren und Diagnosevorrichtung zum Bestimmen einer aktuellen Kapazität einer Batteriezelle einer Handwerkzeugmaschine
JP5870590B2 (ja) * 2011-09-29 2016-03-01 ミツミ電機株式会社 電池状態計測方法及び電池状態計測装置
TWI460453B (zh) * 2012-09-28 2014-11-11 Metal Ind Res & Dev Ct 以兩個相互垂直的分量相加合成的電池殘電量估測系統及其估測方法
CN103019907B (zh) * 2012-11-26 2016-05-04 北京奇虎科技有限公司 一种终端电池温度监测方法和装置及终端
US9431846B2 (en) * 2012-12-12 2016-08-30 General Electric Company Systems and methods for controlling battery charging
US9651624B2 (en) * 2012-12-17 2017-05-16 Qualcomm Incorporated Systems and methods for state of charge estimation
ITRM20120643A1 (it) 2012-12-18 2014-06-19 Calbatt S R L Metodo per la caratterizzazione di accumulatori.
CN103901344A (zh) * 2012-12-24 2014-07-02 财团法人金属工业研究发展中心 电池残电量估测系统及其估测方法
CN103035964B (zh) * 2012-12-28 2016-06-15 湖南立方新能源科技有限责任公司 一种锂离子电池使用安全评估方法及安全报警装置
KR101916969B1 (ko) * 2013-01-22 2018-11-08 삼성에스디아이 주식회사 배터리의 충전 방법 및 이에 따른 배터리 팩
CN103513187B (zh) * 2013-09-03 2016-05-11 苏州佳世达电通有限公司 一种电池容量的估算方法
FR3011084A1 (fr) * 2013-09-25 2015-03-27 St Microelectronics Grenoble 2 Procede de determination de l’etat de charge d’une batterie d’un appareil electronique
CN105730274B (zh) * 2016-02-03 2017-12-19 安徽江淮汽车集团股份有限公司 一种电池管理系统及其控制方法
US10714956B2 (en) * 2016-04-05 2020-07-14 Adam Gleason Apparatus, system, and method for battery charging
US11105858B2 (en) 2018-10-03 2021-08-31 O2Micro Inc. Predicting a potential fault in a battery
TWI673507B (zh) * 2018-12-06 2019-10-01 新盛力科技股份有限公司 電池電量狀態的預估方法
CN112379293B (zh) * 2019-06-24 2022-09-23 宁德时代新能源科技股份有限公司 荷电状态修正方法及装置
CN112485677B (zh) * 2019-09-12 2024-09-17 东莞新能德科技有限公司 电池容量更新方法及装置、电子装置以及存储介质
US20230344262A1 (en) * 2022-04-25 2023-10-26 Apple Inc. System and method for variable discharging techniques of a battery cell
US12372586B2 (en) 2022-09-21 2025-07-29 Medtronic, Inc. Delta voltage hybrid battery fuel gauge
CN115856656A (zh) * 2022-11-25 2023-03-28 环鸿电子（昆山）有限公司 电池状态监控装置及其控制方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523728A1 (fr) * 1982-03-17 1983-09-23 Renault Procede et dispositif de mesure de l'etat de charge d'un generateur electrochimique en fonctionnement
US5166623A (en) * 1991-03-04 1992-11-24 Motorola, Inc. Method for indicating battery capacity
JP3379283B2 (ja) * 1994-07-04 2003-02-24 株式会社日本自動車部品総合研究所 バッテリ充電状態検出方法
US5808445A (en) * 1995-12-06 1998-09-15 The University Of Virginia Patent Foundation Method for monitoring remaining battery capacity
JP3716619B2 (ja) * 1998-05-14 2005-11-16 日産自動車株式会社 電池の残容量計
CN1199050C (zh) * 1998-05-28 2005-04-27 丰田自动车株式会社 电池充电状态的估计装置及电池恶化估计方法
US6268711B1 (en) * 1999-05-05 2001-07-31 Texas Instruments Incorporated Battery manager
JP2001021625A (ja) * 1999-07-02 2001-01-26 Yazaki Corp 温度を考慮したガッシング電圧を用いたバッテリの容量測定装置
DE10008354A1 (de) * 2000-02-23 2001-08-30 Vb Autobatterie Gmbh Verfahren zur Ermittlung des Ladezustands von Bleiakkumulatoren
TW535308B (en) * 2000-05-23 2003-06-01 Canon Kk Detecting method for detecting internal state of a rechargeable battery, detecting device for practicing said detecting method, and instrument provided with said
EP1160953B1 (en) * 2000-05-29 2009-12-02 Panasonic Corporation Method for charging battery
US6586130B1 (en) * 2000-11-22 2003-07-01 Honeywell International Inc. Method and apparatus for determining the state of charge of a lithium-ion battery
US6366054B1 (en) * 2001-05-02 2002-04-02 Honeywell International Inc. Method for determining state of charge of a battery by measuring its open circuit voltage
US6789026B2 (en) * 2002-12-29 2004-09-07 Texas Instruments Incorporated Circuit and method for monitoring battery state of charge

Also Published As

Publication number Publication date
US20060279289A1 (en) 2006-12-14
JP2005321386A (ja) 2005-11-17
US7095211B2 (en) 2006-08-22
US20050231206A1 (en) 2005-10-20
TWI250299B (en) 2006-03-01
TW200535441A (en) 2005-11-01

Similar Documents

Publication Publication Date Title
JP4455394B2 (ja) バッテリーガスゲージ
US7821232B2 (en) Method of calculating remaining capacity of rechargeable battery
US9063201B2 (en) Battery charge determination
US8643331B1 (en) Enhanced voltage-based fuel gauges and methods
KR101786900B1 (ko) 전지 감시 장치 및 전지 감시 방법
EP1344074B1 (en) Battery capacity calibration
US9651628B2 (en) Method and apparatus for determining a capacity of a battery
US8099180B2 (en) State and parameter estimator having integral and differential components for electrical energy accumulators
US7446505B2 (en) System and method for calculating a state of charge of a battery
US8502504B1 (en) Model-based battery fuel gauges and methods
JP5535968B2 (ja) 充電率推定装置、充電率推定方法、及びプログラム
CN100458461C (zh) 一种电池电量监测方法、用于该方法的电子装置和电路
US10578675B2 (en) Estimation method for battery capacity
KR20090082374A (ko) 배터리가 평형에 있지 않을 때 배터리의 충전 상태를 결정하기 위한 장치 및 방법
CN108717164A (zh) 电池的荷电状态soc标定方法及系统
TW201421056A (zh) 估算電池剩餘容量的裝置、方法及系統
WO2004046742A1 (ja) 電池容量算出方法、電池容量算出装置、及び電池容量算出プログラム
JP2005315597A (ja) 二次電池の残容量算出方法および電池パック
CN101169471B (zh) 二次电池容量估算法
KR101602848B1 (ko) 배터리 수명 예측 방법
US12055591B2 (en) Battery management controllers capable of determining estimate of state of charge
JP2001110459A (ja) 容量補正機能を備えた電池パック
EP3734789A1 (en) Power storage device, power storage system, power supply system, and control method for power storage device
EP4083641B1 (en) Semiconductor device for monitoring battery remaining capacity
JP2023137389A (ja) 電池状態推定装置及び電池状態推定方法

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060221

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080924

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20081224

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20090105

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090324

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: 20100105

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100203

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130212

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140212

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees