EP2336532A3 - Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen - Google Patents

Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen Download PDF

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Publication number
EP2336532A3
EP2336532A3 EP10193702.7A EP10193702A EP2336532A3 EP 2336532 A3 EP2336532 A3 EP 2336532A3 EP 10193702 A EP10193702 A EP 10193702A EP 2336532 A3 EP2336532 A3 EP 2336532A3
Authority
EP
European Patent Office
Prior art keywords
functions
lambda probe
detecting
selected operating
readiness
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.)
Withdrawn
Application number
EP10193702.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2336532A2 (de
Inventor
Andreas Michalske
Thomas Steinert
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2336532A2 publication Critical patent/EP2336532A2/de
Publication of EP2336532A3 publication Critical patent/EP2336532A3/de
Withdrawn legal-status Critical Current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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
EP10193702.7A 2009-12-16 2010-12-03 Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen Withdrawn EP2336532A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009054751.7A DE102009054751B4 (de) 2009-12-16 2009-12-16 Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen

Publications (2)

Publication Number Publication Date
EP2336532A2 EP2336532A2 (de) 2011-06-22
EP2336532A3 true EP2336532A3 (de) 2014-06-18

Family

ID=43797710

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10193702.7A Withdrawn EP2336532A3 (de) 2009-12-16 2010-12-03 Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen

Country Status (3)

Country Link
EP (1) EP2336532A3 (zh)
CN (1) CN102102593B (zh)
DE (1) DE102009054751B4 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011088296A1 (de) 2011-12-12 2013-06-13 Robert Bosch Gmbh Verfahren und Vorrichtung zur Dynamiküberwachung von Gas-Sensoren
JP6256240B2 (ja) * 2014-07-28 2018-01-10 トヨタ自動車株式会社 内燃機関の制御装置
FR3062167B1 (fr) * 2017-01-26 2020-06-12 Renault S.A.S Methode et dispositif d'etalonnage d'un capteur d'oxygene.
CN106837569B (zh) * 2017-02-17 2019-08-20 中国第一汽车股份有限公司 一种车用宽域氧传感器老化故障诊断方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19548071A1 (de) * 1994-12-28 1996-07-04 Nippon Denso Co Vorrichtung zur Selbstdiagnose einer Luft/Kraftstoff-Verhältnis-Steueranlage für eine Brennkraftmaschine
EP1048834A2 (de) * 1999-04-28 2000-11-02 Siemens Aktiengesellschaft Verfahren zur Korrektur der Kennlinie einer Breitband-Lambda-Sonde
EP1748173A2 (en) * 2005-07-28 2007-01-31 Denso Corporation Internal combustion engine controller
EP1961942A2 (en) * 2007-02-21 2008-08-27 Ngk Spark Plug Co., Ltd. Diagnostic method and control apparatus for gas sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243493A1 (de) 1992-12-22 1994-06-23 Bosch Gmbh Robert Verfahren und Vorrichtung zur Überwachung einer Steuereinrichtung
DE19842425C2 (de) 1998-09-16 2003-10-02 Siemens Ag Verfahren zur Korrektur der Kennlinie einer linearen Lambda-Sonde
DE102005056152A1 (de) 2005-11-23 2007-05-24 Robert Bosch Gmbh Verfahren zum Kalibrieren des von einem Breitband-Lambdasensor bereitgestellten Signals und Vorrichtung zur Durchführung des Verfahrens
DE102006011837B4 (de) 2006-03-15 2017-01-19 Robert Bosch Gmbh Verfahren zur Ermittlung einer Gaskonzentration in einem Messgas mit einem Gassensor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19548071A1 (de) * 1994-12-28 1996-07-04 Nippon Denso Co Vorrichtung zur Selbstdiagnose einer Luft/Kraftstoff-Verhältnis-Steueranlage für eine Brennkraftmaschine
EP1048834A2 (de) * 1999-04-28 2000-11-02 Siemens Aktiengesellschaft Verfahren zur Korrektur der Kennlinie einer Breitband-Lambda-Sonde
EP1748173A2 (en) * 2005-07-28 2007-01-31 Denso Corporation Internal combustion engine controller
EP1961942A2 (en) * 2007-02-21 2008-08-27 Ngk Spark Plug Co., Ltd. Diagnostic method and control apparatus for gas sensor

Also Published As

Publication number Publication date
CN102102593B (zh) 2015-10-21
CN102102593A (zh) 2011-06-22
DE102009054751B4 (de) 2022-03-03
DE102009054751A1 (de) 2011-06-22
EP2336532A2 (de) 2011-06-22

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