DE69839522D1 - Batteriekapazitätsmessanordnung - Google Patents

Batteriekapazitätsmessanordnung

Info

Publication number
DE69839522D1
DE69839522D1 DE69839522T DE69839522T DE69839522D1 DE 69839522 D1 DE69839522 D1 DE 69839522D1 DE 69839522 T DE69839522 T DE 69839522T DE 69839522 T DE69839522 T DE 69839522T DE 69839522 D1 DE69839522 D1 DE 69839522D1
Authority
DE
Germany
Prior art keywords
battery
measurement circuit
measuring device
battery capacity
capacity measuring
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
DE69839522T
Other languages
English (en)
Inventor
David Canny
Gene E Clark
Rupert Hsu
Rudolph J Maske
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hospira Inc
Original Assignee
Hospira Inc
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 Hospira Inc filed Critical Hospira Inc
Application granted granted Critical
Publication of DE69839522D1 publication Critical patent/DE69839522D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S320/00—Electricity: battery or capacitor charging or discharging
    • Y10S320/18—Indicator or display
    • Y10S320/21—State of charge of battery

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Hybrid Cells (AREA)
  • Spectrometry And Color Measurement (AREA)
DE69839522T 1997-10-09 1998-09-30 Batteriekapazitätsmessanordnung Expired - Fee Related DE69839522D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/948,137 US5994876A (en) 1997-10-09 1997-10-09 Battery capacity measurement circuit
PCT/US1998/020492 WO1999019737A2 (en) 1997-10-09 1998-09-30 Battery capacity measurement circuit

Publications (1)

Publication Number Publication Date
DE69839522D1 true DE69839522D1 (de) 2008-07-03

Family

ID=25487344

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839522T Expired - Fee Related DE69839522D1 (de) 1997-10-09 1998-09-30 Batteriekapazitätsmessanordnung

Country Status (9)

Country Link
US (1) US5994876A (de)
EP (2) EP1019743B1 (de)
JP (1) JP2001520386A (de)
AT (1) ATE396408T1 (de)
AU (1) AU755727B2 (de)
CA (1) CA2305402C (de)
DE (1) DE69839522D1 (de)
ES (1) ES2306481T3 (de)
WO (1) WO1999019737A2 (de)

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TW200413896A (en) * 2003-01-24 2004-08-01 Mitac Technology Corp Power management and control method of power supply and device thereof
US6901293B2 (en) 2003-04-07 2005-05-31 Medtronic, Inc. System and method for monitoring power source longevity of an implantable medical device
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JP3920263B2 (ja) * 2003-12-22 2007-05-30 インターナショナル・ビジネス・マシーンズ・コーポレーション 情報処理装置、制御方法、プログラム、及び記録媒体
US7459886B1 (en) * 2004-05-21 2008-12-02 National Semiconductor Corporation Combined LDO regulator and battery charger
US7733061B2 (en) * 2004-12-29 2010-06-08 Linear Technology Corporation Current control circuitry and methodology for controlling current from current constrained source
US7710079B2 (en) * 2005-07-19 2010-05-04 Linear Technology Corporation Power manager and power managing method for battery-powered application
CN101183142B (zh) * 2007-05-15 2011-03-16 李庆兰 蓄电池内阻的在线测量方法及电流工作模块及蓄电池内阻在线测量仪
US9026370B2 (en) 2007-12-18 2015-05-05 Hospira, Inc. User interface improvements for medical devices
US8823382B2 (en) * 2008-04-30 2014-09-02 Medtronic, Inc. System and method for monitoring a power source of an implantable medical device
US20120283970A1 (en) * 2009-11-19 2012-11-08 Andre Boehm Method and device for error-compensated current measurement of an electrical accumulator
CN105576713B (zh) 2010-06-30 2018-07-31 爱格升公司 电气负载管理系统及方法
MX2013013182A (es) 2011-05-12 2013-12-09 Intervet Int Bv Tratamiento de la mastitis.
CA2844807C (en) 2011-08-19 2022-07-26 Hospira, Inc. Systems and methods for a graphical interface including a graphical representation of medical data
WO2013090709A1 (en) 2011-12-16 2013-06-20 Hospira, Inc. System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy
US9404956B2 (en) * 2011-12-19 2016-08-02 Ford Global Technologies, Llc Vehicle with selectable battery pack isolation detection circuitry using precision resistors
US9995611B2 (en) 2012-03-30 2018-06-12 Icu Medical, Inc. Air detection system and method for detecting air in a pump of an infusion system
US20130293185A1 (en) * 2012-05-04 2013-11-07 Qualcomm Incorporated High current battery charging using ir dropout compensation
CA3089257C (en) 2012-07-31 2023-07-25 Icu Medical, Inc. Patient care system for critical medications
CA2913421C (en) 2013-05-24 2022-02-15 Hospira, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
WO2014194065A1 (en) 2013-05-29 2014-12-04 Hospira, Inc. Infusion system and method of use which prevents over-saturation of an analog-to-digital converter
ES2838450T3 (es) 2013-05-29 2021-07-02 Icu Medical Inc Sistema de infusión que utiliza uno o más sensores e información adicional para hacer una determinación de aire en relación con el sistema de infusión
US9364673B2 (en) 2013-10-16 2016-06-14 Boston Scientific Neuromodulation Corporation Power supply disconnect current measurement for an implantable medical device
US10342917B2 (en) 2014-02-28 2019-07-09 Icu Medical, Inc. Infusion system and method which utilizes dual wavelength optical air-in-line detection
AU2015266706B2 (en) 2014-05-29 2020-01-30 Icu Medical, Inc. Infusion system and pump with configurable closed loop delivery rate catch-up
CN107408815B (zh) 2014-09-18 2021-05-11 爱格升公司 电负载管理系统及方法
US11344668B2 (en) 2014-12-19 2022-05-31 Icu Medical, Inc. Infusion system with concurrent TPN/insulin infusion
US10850024B2 (en) 2015-03-02 2020-12-01 Icu Medical, Inc. Infusion system, device, and method having advanced infusion features
JPWO2016157843A1 (ja) * 2015-03-27 2018-01-18 日本電気株式会社 バッテリ管理システム
ES2912378T3 (es) 2016-05-13 2022-05-25 Icu Medical Inc Sistema de bomba de infusión con purga automática de línea común
US11324888B2 (en) 2016-06-10 2022-05-10 Icu Medical, Inc. Acoustic flow sensor for continuous medication flow measurements and feedback control of infusion
US10089055B1 (en) 2017-12-27 2018-10-02 Icu Medical, Inc. Synchronized display of screen content on networked devices
US10705585B2 (en) 2018-03-30 2020-07-07 Microsoft Technology Licensing, Llc Battery charge leakage monitor
US11186198B2 (en) * 2019-05-31 2021-11-30 Ford Global Technologies, Llc Methods and systems for vehicle battery cell failure detection and overcharge protection
US11278671B2 (en) 2019-12-04 2022-03-22 Icu Medical, Inc. Infusion pump with safety sequence keypad
AU2021311443A1 (en) 2020-07-21 2023-03-09 Icu Medical, Inc. Fluid transfer devices and methods of use
US11135360B1 (en) 2020-12-07 2021-10-05 Icu Medical, Inc. Concurrent infusion with common line auto flush

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US3484681A (en) * 1967-10-27 1969-12-16 Grady Charles B Jun Remaining battery charge meter
DE2041800C3 (de) * 1970-08-22 1978-04-06 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Auslösung eines elektrischen Schaltvorganges in Abhängigkeit von einer vorbestimmten Elektrizitätsmenge
US3778702A (en) * 1971-07-13 1973-12-11 Curtis Instr Operating time remaining computer
AT331357B (de) * 1974-01-11 1976-08-25 Jungfer Akkumulatoren Elektrische anzeigevorrichtung fur den ladezustand einer sekundarbatterie
DE2446958B2 (de) * 1974-10-02 1976-10-21 Se Fahrzeugwerke Gmbh, 2000 Hamburg Geraet zum ueberwachen des entladezustands einer batterie, seine anwendung und messverfahren
US4264861A (en) * 1978-12-08 1981-04-28 Institutul De Cercetari Pentru Industria Electrotehnica Electronic ampere-hour meter
US4323849A (en) * 1980-01-11 1982-04-06 Hybricon, Inc. Coulometer
GB2121971B (en) * 1982-06-12 1985-09-25 Lucas Ind Plc Battery state of charge evaluater
JPS61170678A (ja) * 1985-01-25 1986-08-01 Nissan Motor Co Ltd バツテリ状態検知装置
US5444378A (en) * 1988-07-13 1995-08-22 Electronic Development Inc. Battery state of charge monitor
US4968941A (en) * 1988-07-13 1990-11-06 Rogers Wesley A Apparatus for monitoring the state of charge of a battery
US5124627A (en) * 1990-02-07 1992-06-23 Sanyo Electric Co., Ltd. Battery capacity computing apparatus
US5229713A (en) * 1991-04-25 1993-07-20 General Electric Company Method for determining electrical energy consumption
JP2593253B2 (ja) * 1991-05-29 1997-03-26 富士通株式会社 電流測定回路
JP3036996B2 (ja) * 1992-10-13 2000-04-24 三洋電機株式会社 バッテリー監視システム及びバッテリーパック
JPH06281710A (ja) * 1993-03-26 1994-10-07 Canon Inc バッテリーチェック装置
US5451881A (en) * 1993-12-10 1995-09-19 Curtis Instruments, Inc. Method and means for adjusting battery monitor based on rate of current drawn from the battery
JPH08136628A (ja) * 1994-11-11 1996-05-31 Fujitsu Ltd 電池容量監視装置
JP3253495B2 (ja) * 1995-07-25 2002-02-04 矢崎総業株式会社 電池残存容量測定装置
US5640150A (en) * 1995-08-17 1997-06-17 The United States Of America As Represented By The Secretary Of The Army Resettable state-of-charge indicator for rechargeable batteries
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JPH09127214A (ja) * 1995-10-30 1997-05-16 Yazaki Corp 電池残存容量測定装置
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JP3251502B2 (ja) * 1996-06-27 2002-01-28 矢崎総業株式会社 電気自動車の電池残存容量測定装置

Also Published As

Publication number Publication date
EP2079149A3 (de) 2010-04-14
CA2305402A1 (en) 1999-04-22
EP1019743A2 (de) 2000-07-19
EP2079149A2 (de) 2009-07-15
WO1999019737A2 (en) 1999-04-22
ATE396408T1 (de) 2008-06-15
AU755727B2 (en) 2002-12-19
EP1019743B1 (de) 2008-05-21
WO1999019737A3 (en) 1999-06-24
CA2305402C (en) 2008-01-29
AU9513398A (en) 1999-05-03
JP2001520386A (ja) 2001-10-30
ES2306481T3 (es) 2008-11-01
US5994876A (en) 1999-11-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee