EP1074718A3 - Méthode pour vérifier la vraisemblance de paramètres provenant du moteur et de capteurs en utilisant une sonde lambda à large bande - Google Patents

Méthode pour vérifier la vraisemblance de paramètres provenant du moteur et de capteurs en utilisant une sonde lambda à large bande Download PDF

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Publication number
EP1074718A3
EP1074718A3 EP00115537A EP00115537A EP1074718A3 EP 1074718 A3 EP1074718 A3 EP 1074718A3 EP 00115537 A EP00115537 A EP 00115537A EP 00115537 A EP00115537 A EP 00115537A EP 1074718 A3 EP1074718 A3 EP 1074718A3
Authority
EP
European Patent Office
Prior art keywords
engine
plausibility
testing
wide range
lambda sensor
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.)
Granted
Application number
EP00115537A
Other languages
German (de)
English (en)
Other versions
EP1074718A2 (fr
EP1074718B1 (fr
Inventor
Christian Hess
Thorsten Rebohl
Hans-Georg Nitzke
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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 Volkswagen AG filed Critical Volkswagen AG
Publication of EP1074718A2 publication Critical patent/EP1074718A2/fr
Publication of EP1074718A3 publication Critical patent/EP1074718A3/fr
Application granted granted Critical
Publication of EP1074718B1 publication Critical patent/EP1074718B1/fr
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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
EP00115537A 1999-08-03 2000-07-19 Méthode pour vérifier la vraisemblance de paramètres provenant du moteur et de capteurs en utilisant une sonde lambda à large bande Expired - Lifetime EP1074718B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19936355 1999-08-03
DE19936355A DE19936355A1 (de) 1999-08-03 1999-08-03 Verfahren zur Plausibilitätsprüfung von Motorgrößen und Sensorgrößen unter Verwendung einer stetigen Lambda-Sonde

Publications (3)

Publication Number Publication Date
EP1074718A2 EP1074718A2 (fr) 2001-02-07
EP1074718A3 true EP1074718A3 (fr) 2001-09-26
EP1074718B1 EP1074718B1 (fr) 2004-11-10

Family

ID=7916920

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00115537A Expired - Lifetime EP1074718B1 (fr) 1999-08-03 2000-07-19 Méthode pour vérifier la vraisemblance de paramètres provenant du moteur et de capteurs en utilisant une sonde lambda à large bande

Country Status (3)

Country Link
EP (1) EP1074718B1 (fr)
AT (1) ATE282144T1 (fr)
DE (2) DE19936355A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10029633A1 (de) * 2000-04-07 2001-10-11 Volkswagen Ag Mehrflutige Abgasanlage eines Mehrzylindermotors und Verfahren zur Regelung eines Luft-Kraftstoff-Verhältnisses
DE10111586A1 (de) * 2001-03-10 2002-09-12 Volkswagen Ag Verfahren zum Betrieb von Brennkraftmaschinen
DE10128969C1 (de) * 2001-06-15 2002-12-12 Audi Ag Verfahren zur Diagnose einer Führungssonde
DE10250219A1 (de) * 2002-10-23 2004-05-06 Volkswagen Ag Regler und Verfahren zur Regelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Sensors
DE10307342B4 (de) * 2003-02-21 2005-08-11 Volkswagen Ag Vorrichtung und Verfahren zur modellbasierten On-Board-Diagnose
JP4459566B2 (ja) * 2003-07-10 2010-04-28 本田技研工業株式会社 排気ガスセンサの劣化故障診断装置
DE102005016075B4 (de) * 2005-04-08 2007-04-12 Audi Ag Verfahren zur Diagnose einer dem Abgaskatalysator einer Brennkraftmaschine zugeordneten Lambdasonde
DE102005034247A1 (de) 2005-07-22 2007-01-25 Robert Bosch Gmbh Überwachung von Abgasgrenzwerten
JP4697201B2 (ja) * 2007-07-19 2011-06-08 トヨタ自動車株式会社 内燃機関の異常検出装置
JP4816773B2 (ja) * 2009-07-16 2011-11-16 株式会社デンソー 排気成分濃度センサの応答性検出装置
DE102009028367A1 (de) * 2009-08-10 2011-02-17 Robert Bosch Gmbh Verfahren und Vorrichtung zur Dynamik-Diagnose einer Abgas-Sonde
DE102011088296A1 (de) * 2011-12-12 2013-06-13 Robert Bosch Gmbh Verfahren und Vorrichtung zur Dynamiküberwachung von Gas-Sensoren
DE102012201033A1 (de) * 2012-01-25 2013-07-25 Robert Bosch Gmbh Verfahren und Steuereinheit zur Bestimmung einer Totzeit eines Abgassensors
DE102013201734A1 (de) * 2013-02-04 2014-08-07 Robert Bosch Gmbh Verfahren zum Betreiben einer Lambdasondenanordnung im Abgassystem einer Brennkraftmaschine
FR3115597B1 (fr) * 2020-10-23 2022-09-09 Vitesco Technologies Calculateur pour diagnostic d’encrassement d’une sonde pour véhicule

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5550762A (en) * 1993-12-20 1996-08-27 Doll; John A. Diagnostic system for electronic automotive system
US5676119A (en) * 1995-09-25 1997-10-14 Honda Giken Kogyo Kabushiki Kaisha Air-fuel ratio control system for internal combustion engines
US5781878A (en) * 1995-06-05 1998-07-14 Nippondenso Co., Ltd. Apparatus and method for diagnosing degradation or malfunction of oxygen sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19612212B4 (de) * 1995-03-31 2005-12-08 Denso Corp., Kariya Diagnosevorrichtung für einen Luft/Brennstoffverhältnis-Sensor
DE19606652B4 (de) * 1996-02-23 2004-02-12 Robert Bosch Gmbh Verfahren der Einstellung des Kraftstoff-Luftverhältnisses für eine Brennkraftmaschine mit nachgeschaltetem Katalysator
DE19844994C2 (de) * 1998-09-30 2002-01-17 Siemens Ag Verfahren zur Diagnose einer stetigen Lambdasonde

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5550762A (en) * 1993-12-20 1996-08-27 Doll; John A. Diagnostic system for electronic automotive system
US5781878A (en) * 1995-06-05 1998-07-14 Nippondenso Co., Ltd. Apparatus and method for diagnosing degradation or malfunction of oxygen sensor
US5676119A (en) * 1995-09-25 1997-10-14 Honda Giken Kogyo Kabushiki Kaisha Air-fuel ratio control system for internal combustion engines

Also Published As

Publication number Publication date
EP1074718A2 (fr) 2001-02-07
EP1074718B1 (fr) 2004-11-10
DE50008573D1 (de) 2004-12-16
DE19936355A1 (de) 2001-02-08
ATE282144T1 (de) 2004-11-15

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