DE69619941D1 - Heizungsregler für Kraftstoffluftgemischfühler - Google Patents

Heizungsregler für Kraftstoffluftgemischfühler

Info

Publication number
DE69619941D1
DE69619941D1 DE69619941T DE69619941T DE69619941D1 DE 69619941 D1 DE69619941 D1 DE 69619941D1 DE 69619941 T DE69619941 T DE 69619941T DE 69619941 T DE69619941 T DE 69619941T DE 69619941 D1 DE69619941 D1 DE 69619941D1
Authority
DE
Germany
Prior art keywords
air mixture
heating controller
fuel air
mixture sensors
sensors
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 - Lifetime
Application number
DE69619941T
Other languages
English (en)
Other versions
DE69619941T2 (de
Inventor
Keiichiro Aoki
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE69619941D1 publication Critical patent/DE69619941D1/de
Application granted granted Critical
Publication of DE69619941T2 publication Critical patent/DE69619941T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1494—Control of sensor heater
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4067—Means for heating or controlling the temperature of the solid electrolyte

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE69619941T 1995-12-06 1996-11-15 Heizungsregler für Kraftstoffluftgemischfühler Expired - Lifetime DE69619941T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31813395A JP3275672B2 (ja) 1995-12-06 1995-12-06 空燃比センサのヒータ制御装置

Publications (2)

Publication Number Publication Date
DE69619941D1 true DE69619941D1 (de) 2002-04-25
DE69619941T2 DE69619941T2 (de) 2002-10-31

Family

ID=18095876

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69619941T Expired - Lifetime DE69619941T2 (de) 1995-12-06 1996-11-15 Heizungsregler für Kraftstoffluftgemischfühler

Country Status (4)

Country Link
US (1) US5701877A (de)
EP (1) EP0778464B1 (de)
JP (1) JP3275672B2 (de)
DE (1) DE69619941T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3760558B2 (ja) * 1997-04-23 2006-03-29 株式会社デンソー 酸素センサのヒータ制御装置
US6792929B2 (en) * 2001-03-07 2004-09-21 Toyota Jidosha Kabushiki Kaisha Method for detecting failure of injection fuel heaters of internal combustion engine
DE10318648A1 (de) * 2003-04-24 2004-11-18 Siemens Ag Verfahren zum Betreiben eines Abgassensors
EP1989538B1 (de) * 2006-02-28 2016-04-06 Toyota Jidosha Kabushiki Kaisha Temperaturkontrollvorrichtung für mit einem heizelement ausgestatteten sensor
US7467628B2 (en) * 2007-01-31 2008-12-23 Gm Global Technology Operations, Inc. Oxygen sensor heater control methods and systems
DE102008011834B4 (de) * 2008-02-27 2017-09-21 Volkswagen Ag Verfahren zum Betreiben einer Lambdasonde
FR2999859B1 (fr) * 2012-12-13 2017-10-27 Continental Automotive France Circuit de chauffage d'une sonde lambda et procede associe
JP6888563B2 (ja) * 2018-02-13 2021-06-16 トヨタ自動車株式会社 内燃機関の制御装置
JP7158987B2 (ja) * 2018-10-10 2022-10-24 日本碍子株式会社 ガスセンサ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4708777A (en) * 1984-02-06 1987-11-24 Nippondenso Co., Ltd. Method and apparatus for controlling heater of a gas sensor
US4694809A (en) * 1984-05-07 1987-09-22 Toyota Jidosha Kabushiki Kaisha Method and system for internal combustion engine oxygen sensor heating control with time smoothing
JPH07122627B2 (ja) * 1987-12-16 1995-12-25 日本電装株式会社 酸素濃度センサ用ヒータの制御装置
JPH0738844Y2 (ja) * 1988-10-07 1995-09-06 トヨタ自動車株式会社 酸素センサ用ヒータ制御装置
DE3941995A1 (de) * 1989-12-20 1991-06-27 Bosch Gmbh Robert Verfahren und vorrichtung zur ueberwachung der funktionsfaehigkeit einer sonden-heizeinrichtung
JPH04148856A (ja) * 1990-10-12 1992-05-21 Toyota Motor Corp 酸素濃度検出センサのヒータ制御装置
DE4106308C2 (de) * 1991-02-28 2000-06-15 Bosch Gmbh Robert Verfahren und Vorrichtung zur Temperaturregelung für eine Abgassonde
US5111792A (en) * 1991-06-07 1992-05-12 Toyota Jidosha Kabushiki Kaisha Apparatus for controlling heater for oxygen sensor and fuel control apparatus using the same
JP3104362B2 (ja) * 1992-01-27 2000-10-30 株式会社デンソー 内燃機関の空燃比制御装置
JPH06213042A (ja) * 1992-12-21 1994-08-02 Ford Motor Co 内燃機関用排気ガスセンサシステムおよび酸素レベル信号供給工程

Also Published As

Publication number Publication date
JPH09159647A (ja) 1997-06-20
US5701877A (en) 1997-12-30
EP0778464A1 (de) 1997-06-11
JP3275672B2 (ja) 2002-04-15
DE69619941T2 (de) 2002-10-31
EP0778464B1 (de) 2002-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)