ITTO20000490A0 - Dispositivo optoelettronico di rilevamento del livello di carica in una batteria. - Google Patents

Dispositivo optoelettronico di rilevamento del livello di carica in una batteria.

Info

Publication number
ITTO20000490A0
ITTO20000490A0 IT2000TO000490A ITTO20000490A ITTO20000490A0 IT TO20000490 A0 ITTO20000490 A0 IT TO20000490A0 IT 2000TO000490 A IT2000TO000490 A IT 2000TO000490A IT TO20000490 A ITTO20000490 A IT TO20000490A IT TO20000490 A0 ITTO20000490 A0 IT TO20000490A0
Authority
IT
Italy
Prior art keywords
battery
detecting
optoelectronic device
charge level
optoelectronic
Prior art date
Application number
IT2000TO000490A
Other languages
English (en)
Inventor
Eric G Parker
David Nowak
Ryan Lindsay
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of ITTO20000490A0 publication Critical patent/ITTO20000490A0/it
Publication of ITTO20000490A1 publication Critical patent/ITTO20000490A1/it
Application granted granted Critical
Publication of IT1320377B1 publication Critical patent/IT1320377B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • 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
    • H01M10/484—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring electrolyte level, electrolyte density or electrolyte conductivity
    • 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
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
IT2000TO000490A 1999-06-03 2000-05-26 Dispositivo optoelettronico di rilevamento del livello di carica inuna batteria. IT1320377B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/324,519 US6121755A (en) 1999-06-03 1999-06-03 Optical-electronic battery indicator

Publications (3)

Publication Number Publication Date
ITTO20000490A0 true ITTO20000490A0 (it) 2000-05-26
ITTO20000490A1 ITTO20000490A1 (it) 2001-11-26
IT1320377B1 IT1320377B1 (it) 2003-11-26

Family

ID=23263960

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO000490A IT1320377B1 (it) 1999-06-03 2000-05-26 Dispositivo optoelettronico di rilevamento del livello di carica inuna batteria.

Country Status (4)

Country Link
US (1) US6121755A (it)
CA (1) CA2306147A1 (it)
DE (1) DE10025298C2 (it)
IT (1) IT1320377B1 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10216637B3 (de) * 2002-04-15 2004-01-22 Akkumulatorenfabrik Moll Gmbh & Co. Kg Verfahren und Vorrichtung zur Bestimmung des Ladezustandes einer Batterie
US6950030B2 (en) * 2002-09-05 2005-09-27 Credo Technology Corporation Battery charge indicating circuit
US6911803B2 (en) * 2003-06-27 2005-06-28 Lsi Logic Corporation Systems and methods for evaluating a charge state of a battery based on optical properties of the battery electrolyte material
DE102005029316A1 (de) * 2005-06-22 2007-01-11 Still Gmbh Energieversorgungseinrichtung für ein Flurförderzeug
DE102006024798B3 (de) * 2006-05-27 2007-03-22 Vb Autobatterie Gmbh & Co. Kgaa Ladezustandsanzeiger
US7659503B2 (en) * 2007-08-02 2010-02-09 Rohm Co., Ltd. Image sensor module and light guiding member used for the same
US8222868B2 (en) * 2008-04-02 2012-07-17 Techtronic Power Tools Technology Limited Battery tester for rechargeable power tool batteries
JP5328573B2 (ja) * 2009-09-03 2013-10-30 三菱電機株式会社 アイドルストップ制御装置およびアイドルストップ制御方法
DE102013106740A1 (de) 2013-06-27 2014-12-31 Infineon Technologies Ag Eine Vorrichtung zum Bestimmen eines Zustands eines Akkumulators oder einer Batterie, ein Akkumulator oder eine Batterie und ein Verfahren zum Bestimmen eines Zustands eines Akkumulators oder einer Batterie

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893339A (en) * 1974-03-18 1975-07-08 Illinois Tool Works Liquid level indicator
JPS5351768A (en) * 1976-10-20 1978-05-11 Yuasa Battery Co Ltd Apparatus for measuring specific gravity of battery electrolyte
US4284951A (en) * 1979-08-15 1981-08-18 Dahl Ernest A Battery electrolyte level sensor
US4394613A (en) * 1981-01-19 1983-07-19 California Institute Of Technology Full-charge indicator for battery chargers
US4329406A (en) * 1981-03-27 1982-05-11 Dahl Ernest A Specific gravity transducer and battery performance indicator
US4388584A (en) * 1981-10-23 1983-06-14 Dahl Ernest A Battery monitoring and charger control system
US4465963A (en) * 1982-11-12 1984-08-14 Oakwood Energy Group, Inc. Battery charging system utilizing optical gas sensor
FR2586482B1 (fr) * 1985-08-23 1988-02-19 Abiven Jacques Dispositif de controle d'une batterie d'accumulateurs
US5510694A (en) * 1985-11-27 1996-04-23 Nilssen; Ole K. Storage battery with built-in charger and controls
ES2015430A6 (es) * 1989-07-25 1990-08-16 Cables Comunicaciones Sensor de fibra optica basado en la excitacion de plasmones superficiales.
CA2043959A1 (en) * 1991-06-05 1992-12-06 Gerard Patrick Gibbons Battery monitoring system
GB9120000D0 (en) * 1991-09-19 1991-11-06 British Gas Plc Optical sensing
JPH0581943U (ja) * 1991-12-11 1993-11-05 怡利電子工業股▲ふん▼有限公司 鉛酸電池の充電装置
US5481177A (en) * 1992-08-18 1996-01-02 Hamley; James P. Electronic charging system
JPH06343202A (ja) * 1993-06-01 1994-12-13 Nissan Motor Co Ltd 電気自動車の充電装置
JPH07222370A (ja) * 1994-01-28 1995-08-18 Sanyo Electric Co Ltd 温度センサーを有する充電器
US5487956A (en) * 1994-09-16 1996-01-30 Bromley; Steven D. Adaptive backup battery management for vehicular based electronic modules
US5581170A (en) * 1994-12-12 1996-12-03 Unitrode Corporation Battery protector
US5659238A (en) * 1996-02-22 1997-08-19 Compaq Computer Corporation Computer battery pack charge current sensor with gain control
US5804944A (en) * 1997-04-07 1998-09-08 Motorola, Inc. Battery protection system and process for charging a battery

Also Published As

Publication number Publication date
IT1320377B1 (it) 2003-11-26
DE10025298C2 (de) 2002-09-19
CA2306147A1 (en) 2000-12-03
ITTO20000490A1 (it) 2001-11-26
US6121755A (en) 2000-09-19
DE10025298A1 (de) 2000-12-21

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