[go: up one dir, main page]

GB2121971B - Battery state of charge evaluater - Google Patents

Battery state of charge evaluater

Info

Publication number
GB2121971B
GB2121971B GB08315174A GB8315174A GB2121971B GB 2121971 B GB2121971 B GB 2121971B GB 08315174 A GB08315174 A GB 08315174A GB 8315174 A GB8315174 A GB 8315174A GB 2121971 B GB2121971 B GB 2121971B
Authority
GB
United Kingdom
Prior art keywords
evaluater
charge
battery state
battery
state
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
Application number
GB08315174A
Other versions
GB2121971A (en
GB8315174D0 (en
Inventor
Roger Dennis Codd
Ronald Ian Sims
Robert Bernard Olive
Amit Satyavrat Jobanputra
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to GB08315174A priority Critical patent/GB2121971B/en
Publication of GB8315174D0 publication Critical patent/GB8315174D0/en
Publication of GB2121971A publication Critical patent/GB2121971A/en
Application granted granted Critical
Publication of GB2121971B publication Critical patent/GB2121971B/en
Expired 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
    • 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]
    • B60L58/13—Maintaining the SoC within a determined range
    • 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
    • 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
    • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • 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]
    • G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
GB08315174A 1982-06-12 1983-06-02 Battery state of charge evaluater Expired GB2121971B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08315174A GB2121971B (en) 1982-06-12 1983-06-02 Battery state of charge evaluater

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8217140 1982-06-12
GB08315174A GB2121971B (en) 1982-06-12 1983-06-02 Battery state of charge evaluater

Publications (3)

Publication Number Publication Date
GB8315174D0 GB8315174D0 (en) 1983-07-06
GB2121971A GB2121971A (en) 1984-01-04
GB2121971B true GB2121971B (en) 1985-09-25

Family

ID=26283093

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08315174A Expired GB2121971B (en) 1982-06-12 1983-06-02 Battery state of charge evaluater

Country Status (1)

Country Link
GB (1) GB2121971B (en)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595880A (en) * 1983-08-08 1986-06-17 Ford Motor Company Battery state of charge gauge
GB2176902B (en) * 1985-06-19 1989-10-11 Bl Tech Ltd Method and apparatus for determining the state of charge of a battery
US5339446A (en) * 1986-12-26 1994-08-16 Kabushiki Kaisha Toshiba Power supply and method for use in a computer system to confirm a save operation of the computer system and to stop a supply of power to the computer system after confirmation
JPS63146775U (en) * 1987-03-19 1988-09-28
GB8817364D0 (en) * 1988-07-21 1988-08-24 Opalport Electronics Ltd Battery monitoring system
JPH07120536B2 (en) * 1989-03-31 1995-12-20 三菱電機株式会社 Battery level recognition device
FR2649211A1 (en) * 1989-06-29 1991-01-04 Exide Elect Int Device for determining the voltage level of a source, particularly of an emergency supply battery
US5287286A (en) * 1989-07-31 1994-02-15 Kabushiki Kaisha Toshiba Low-battery state detecting system and method for detecting the residual capacity of a battery from the variation in battery voltage
US6377028B1 (en) 1990-10-23 2002-04-23 Texas Instruments Incorporated System for charging monitoring batteries for a microprocessor based method
DE4106725A1 (en) * 1991-03-02 1992-09-03 Bosch Gmbh Robert BATTERY CHARGE LEVEL INDICATOR
US6107802A (en) * 1992-07-08 2000-08-22 Matthews; Wallace Edward Battery pack with monitoring function utilizing association with a battery charging system
US6369576B1 (en) 1992-07-08 2002-04-09 Texas Instruments Incorporated Battery pack with monitoring function for use in a battery charging system
GB2270983B (en) * 1992-09-29 1996-04-10 Nokia Mobile Phones Ltd Battery identification
US5514946A (en) * 1993-03-19 1996-05-07 Compaq Computer Corp. Battery pack including static memory and a timer for charge management
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
DE4344369C2 (en) * 1993-12-24 1997-12-11 Daimler Benz Ag Consumption-oriented mileage limitation of a vehicle drive
JP3276782B2 (en) * 1994-08-18 2002-04-22 本田技研工業株式会社 Electric assisted bicycle
DE19503310A1 (en) * 1995-02-02 1996-08-08 Bosch Gmbh Robert Electrical control device, in particular mains charger for electric vehicles
JP3688745B2 (en) * 1995-03-03 2005-08-31 ヤマハ発動機株式会社 Human powered vehicle with auxiliary power
JP3528996B2 (en) * 1995-04-17 2004-05-24 本田技研工業株式会社 Electric assist bicycle
JP3231991B2 (en) * 1996-03-08 2001-11-26 本田技研工業株式会社 Battery for electric assist bicycle
US5764034A (en) * 1996-04-10 1998-06-09 Baxter International Inc. Battery gauge for a battery operated infusion pump
EP0864877A1 (en) * 1997-03-11 1998-09-16 Siemens Aktiengesellschaft Method and device for charging or discharging an accumulator of unknown construction and/or capacity used in an electrical or electronic device
US5994876A (en) * 1997-10-09 1999-11-30 Abbott Laboratories Battery capacity measurement circuit
JP3895496B2 (en) 1999-04-09 2007-03-22 富士通株式会社 Charging control circuit, charging device, and charging control method
US6384608B1 (en) 2001-03-13 2002-05-07 Actron Manufacturing Co. Battery tester using internal resistance to measure a condition of a battery
US6388448B1 (en) 2001-03-13 2002-05-14 Actron Manufacturing Co. Electronic battery tester with normal/cold test modes and terminal connection detection
GB2377833A (en) * 2001-04-17 2003-01-22 Glynne Rees Monitoring battery performance during operation
ITBO20010527A1 (en) * 2001-08-31 2003-03-03 Ettore Uguzzoni CONNECTOR DEVICE FOR AN ELECTRIC OPERATOR VEHICLE
DE10257588B3 (en) 2002-12-09 2004-10-21 Daimlerchrysler Ag Method for predicting a voltage of a battery
FR2875963B1 (en) * 2004-09-29 2006-12-15 Peugeot Citroen Automobiles Sa SYSTEM FOR MONITORING THE OPERATION OF MEANS FOR STORING ELECTRIC ENERGY OF HYBRID MOTORIZATION MEANS
US9026370B2 (en) 2007-12-18 2015-05-05 Hospira, Inc. User interface improvements for medical devices
JP4793426B2 (en) * 2008-11-10 2011-10-12 パナソニック電工株式会社 Rechargeable power tool
CA2844807C (en) 2011-08-19 2022-07-26 Hospira, Inc. Systems and methods for a graphical interface including a graphical representation of medical data
US10022498B2 (en) 2011-12-16 2018-07-17 Icu Medical, Inc. System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy
EP2830687B1 (en) 2012-03-30 2019-07-24 ICU Medical, Inc. Air detection system and method for detecting air in a pump of an infusion system
ES3028431T3 (en) 2012-07-31 2025-06-19 Icu Medical Inc Patient care system for critical medications
WO2014190264A1 (en) 2013-05-24 2014-11-27 Hospira, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
US9707341B2 (en) 2013-05-29 2017-07-18 Icu Medical, Inc. Infusion system and method of use which prevents over-saturation of an analog-to-digital converter
US10166328B2 (en) 2013-05-29 2019-01-01 Icu Medical, Inc. Infusion system which utilizes one or more sensors and additional information to make an air determination regarding the infusion system
ES2776363T3 (en) 2014-02-28 2020-07-30 Icu Medical Inc Infusion set and method using dual wavelength in-line optical air detection
JP2017517302A (en) 2014-05-29 2017-06-29 ホスピーラ インコーポレイテッド Infusion system and pump with configurable closed loop delivery rate catchup
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
ES2912378T3 (en) 2016-05-13 2022-05-25 Icu Medical Inc Common Line Auto Purge Infusion Pump System
CA3027176A1 (en) 2016-06-10 2017-12-14 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
US11278671B2 (en) 2019-12-04 2022-03-22 Icu Medical, Inc. Infusion pump with safety sequence keypad
NZ797085A (en) 2020-07-21 2025-08-29 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
USD1091564S1 (en) 2021-10-13 2025-09-02 Icu Medical, Inc. Display screen or portion thereof with graphical user interface for a medical device
EP4444472A4 (en) 2021-12-10 2025-11-19 Icu Medical Inc MEDICAL LIQUID COMPOUNDING SYSTEMS WITH COORDINATED FLOW CONTROL

Also Published As

Publication number Publication date
GB2121971A (en) 1984-01-04
GB8315174D0 (en) 1983-07-06

Similar Documents

Publication Publication Date Title
GB2121971B (en) Battery state of charge evaluater
GB2144863B (en) Battery state of charge gauge
DE3377558D1 (en) Lithium batteries
GB8515462D0 (en) Determining state of charge of battery
JPS57166830A (en) No loss battery charging circuit
GB8326770D0 (en) Battery
GB8408945D0 (en) Charge maintenance of storage battery
GB8528533D0 (en) Battery charging circuit
DE3170079D1 (en) Battery charger
GB2116728B (en) Battery charge monitor
GB2084817B (en) Battery charge system
GB2159671B (en) Battery charging
AU558545B2 (en) Battery charger
GB8310118D0 (en) Zinc-halogen battery
GB2148518B (en) Battery state of charge evaluation
GB2117172B (en) Battery separators
GB2069780B (en) Battery charger
GB8320467D0 (en) Charging of containers
DE3363384D1 (en) Battery charger
GB8506456D0 (en) Battery charging
GB2098383B (en) Lead-acid battery
GB8310876D0 (en) Battery charger
GB2147108B (en) Battery state of charge evaluator
IL62263A (en) Battery charger
GB2149597B (en) Battery charge system

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930602