FR2767198B1 - Procede de controle de la capacite de fonctionnement d'une sonde lambda - Google Patents

Procede de controle de la capacite de fonctionnement d'une sonde lambda

Info

Publication number
FR2767198B1
FR2767198B1 FR9809834A FR9809834A FR2767198B1 FR 2767198 B1 FR2767198 B1 FR 2767198B1 FR 9809834 A FR9809834 A FR 9809834A FR 9809834 A FR9809834 A FR 9809834A FR 2767198 B1 FR2767198 B1 FR 2767198B1
Authority
FR
France
Prior art keywords
monitor sensor
operability
switching time
catalytic converter
limit value
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 - Fee Related
Application number
FR9809834A
Other languages
English (en)
Other versions
FR2767198A1 (fr
Inventor
Gerd Roesel
Hong Zhang
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of FR2767198A1 publication Critical patent/FR2767198A1/fr
Application granted granted Critical
Publication of FR2767198B1 publication Critical patent/FR2767198B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
    • 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
    • F02D41/02—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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1474—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method by detecting the commutation time of the sensor
    • 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
    • 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
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0422—Methods of control or diagnosing measuring the elapsed time
    • 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
    • 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
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
FR9809834A 1997-07-31 1998-07-31 Procede de controle de la capacite de fonctionnement d'une sonde lambda Expired - Fee Related FR2767198B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19733107A DE19733107C2 (de) 1997-07-31 1997-07-31 Verfahren zur Überprüfung der Funktionsfähigkeit einer Lambdasonde

Publications (2)

Publication Number Publication Date
FR2767198A1 FR2767198A1 (fr) 1999-02-12
FR2767198B1 true FR2767198B1 (fr) 2001-03-23

Family

ID=7837562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9809834A Expired - Fee Related FR2767198B1 (fr) 1997-07-31 1998-07-31 Procede de controle de la capacite de fonctionnement d'une sonde lambda

Country Status (3)

Country Link
US (1) US6439038B1 (fr)
DE (1) DE19733107C2 (fr)
FR (1) FR2767198B1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19910336A1 (de) * 1999-03-09 2000-09-21 Porsche Ag Verfahren zur Überprüfung der Funktion von Katalysatoren in Brennkraftmaschinen
DE10257284A1 (de) * 2002-12-07 2004-06-24 Robert Bosch Gmbh Schaltungsanordnung zum Betreiben eines Gassensors
DE10260721A1 (de) * 2002-12-23 2004-07-29 Volkswagen Ag Verfahren und Vorrichtung zur Diagnose der dynamischen Eigenschaften einer zur zylinderindividuellen Lambdaregelung verwendeten Lambdasonde
US6996974B2 (en) * 2003-10-14 2006-02-14 General Motors Corporation Fuel control failure detection based on post O2 sensor
DE102004004291B3 (de) * 2004-01-28 2005-01-27 Siemens Ag Verfahren zum Anpassen des Erfassens eines Messsignals einer Abgassonde
JP4338586B2 (ja) * 2004-05-26 2009-10-07 株式会社日立製作所 エンジンの排気系診断装置
EP1724458A1 (fr) * 2005-05-19 2006-11-22 Delphi Technologies, Inc. Méthode et dispositif pour diagnostiquer une valeur mesurée
DE102005059794B3 (de) * 2005-12-14 2007-03-29 Siemens Ag Verfahren und Vorrichtung zum Kalibrieren einer Abgassonde und Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
DE102007042086B4 (de) 2007-09-05 2014-12-24 Continental Automotive Gmbh Testverfahren für eine Abgassonde einer Brennkraftmaschine, insbesondere für eine Lambda-Sonde
US7900616B2 (en) * 2007-12-12 2011-03-08 Denso Corporation Exhaust gas oxygen sensor monitoring
DE102008023893B4 (de) * 2008-05-16 2013-01-10 Audi Ag Verfahren zum Diagnostizieren der Funktionsfähigkeit einer Sprungsonde
JP4835704B2 (ja) * 2009-02-23 2011-12-14 トヨタ自動車株式会社 酸素センサの異常判定装置
US8086392B2 (en) * 2009-03-31 2011-12-27 GM Global Technology Operations LLC Post oxygen sensor performance diagnostic with minimum air flow
CN102374002B (zh) * 2010-08-13 2013-09-18 长春易控汽车电子有限公司 氧传感器诊断方法
DE102010035365B4 (de) * 2010-08-25 2012-07-05 Audi Ag Verfahren zum Ermitteln der Sauerstoffspeicherkapazität eines Katalysators sowie Verfahren zum Ermitteln einer einer Lambdasonde inhärenten Zeitverzögerung
ITBO20120136A1 (it) * 2012-03-15 2013-09-16 Magneti Marelli Spa Metodo di diagnosi per determinare un indice di efficienza di una sonda lambda di tipo on/off disposta a valle di un catalizzatore in un sistema di scarico di un motore a combustione interna
JP5746233B2 (ja) * 2013-01-15 2015-07-08 株式会社日本自動車部品総合研究所 Ｓｏ２濃度検出装置
US9897028B2 (en) * 2013-06-26 2018-02-20 Toyota Jidosha Kabushiki Kaisha Diagnosis system of internal combustion engine
US9447744B2 (en) * 2014-07-17 2016-09-20 Ford Global Technologies, Llc Fuel shift monitor
JP6323281B2 (ja) * 2014-09-26 2018-05-16 トヨタ自動車株式会社 内燃機関の制御装置
DE102018214958A1 (de) * 2018-09-04 2020-03-05 Robert Bosch Gmbh Verfahren zum Erkennen einer Vergiftung eines Abgassensors

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2819896B2 (ja) * 1991-11-18 1998-11-05 株式会社日立製作所 排気ガス浄化用触媒装置診断機能を備えた内燃機関の制御装置
DE4139561A1 (de) * 1991-11-30 1993-06-03 Bosch Gmbh Robert Verfahren und vorrichtung zum ueberwachen des alterungszustandes einer sauerstoffsonde
DE4236922C2 (de) * 1992-10-31 2003-05-08 Bosch Gmbh Robert Verfahren zur Einstellung des Kraftstoff/Luft-Gemisches für eine Brennkraftmaschine nach einer Schiebebetriebsphase
JP3324215B2 (ja) * 1992-11-02 2002-09-17 株式会社デンソー 内燃機関の空燃比センサ異常検出装置
EP0616119B1 (fr) 1993-03-15 1997-06-18 Siemens Aktiengesellschaft Méthode de surveillance de sonde lambda
DE59301687D1 (de) * 1993-05-27 1996-03-28 Siemens Ag Verfahren zur Überprüfung des Katalysatorwirkungsgrades
DE4333412A1 (de) * 1993-09-30 1995-04-13 Siemens Ag Verfahren zur Überprüfung der Funktionsfähigkeit von Lambdasonden
US5503134A (en) * 1993-10-04 1996-04-02 Ford Motor Company Fuel controller with air/fuel transient compensation
JP3438298B2 (ja) * 1994-03-25 2003-08-18 マツダ株式会社 空燃比センサの故障検出装置
DE19800665C1 (de) * 1998-01-10 1999-07-01 Degussa Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators

Also Published As

Publication number Publication date
US6439038B1 (en) 2002-08-27
DE19733107C2 (de) 2003-02-13
FR2767198A1 (fr) 1999-02-12
DE19733107A1 (de) 1999-02-18

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Effective date: 20100331