FR2737920B1 - Procede de diagnostic pour un detecteur de gaz d'echappement - Google Patents

Procede de diagnostic pour un detecteur de gaz d'echappement

Info

Publication number
FR2737920B1
FR2737920B1 FR9610016A FR9610016A FR2737920B1 FR 2737920 B1 FR2737920 B1 FR 2737920B1 FR 9610016 A FR9610016 A FR 9610016A FR 9610016 A FR9610016 A FR 9610016A FR 2737920 B1 FR2737920 B1 FR 2737920B1
Authority
FR
France
Prior art keywords
exhaust gas
diagnostic method
gas detector
detector
diagnostic
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
FR9610016A
Other languages
English (en)
Other versions
FR2737920A1 (fr
Inventor
Wojciech Cianciara
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 FR2737920A1 publication Critical patent/FR2737920A1/fr
Application granted granted Critical
Publication of FR2737920B1 publication Critical patent/FR2737920B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • G01N27/4175—Calibrating or checking the analyser

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR9610016A 1995-08-17 1996-08-08 Procede de diagnostic pour un detecteur de gaz d'echappement Expired - Fee Related FR2737920B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19530316A DE19530316C1 (de) 1995-08-17 1995-08-17 Diagnoseverfahren für einen Abgassensor

Publications (2)

Publication Number Publication Date
FR2737920A1 FR2737920A1 (fr) 1997-02-21
FR2737920B1 true FR2737920B1 (fr) 1997-11-28

Family

ID=7769740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9610016A Expired - Fee Related FR2737920B1 (fr) 1995-08-17 1996-08-08 Procede de diagnostic pour un detecteur de gaz d'echappement

Country Status (3)

Country Link
US (1) US5747668A (fr)
DE (1) DE19530316C1 (fr)
FR (1) FR2737920B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10128969C1 (de) * 2001-06-15 2002-12-12 Audi Ag Verfahren zur Diagnose einer Führungssonde
US7546761B2 (en) * 2005-04-12 2009-06-16 Gm Global Technology Operations, Inc. Diesel oxidation catalyst (DOC) temperature sensor rationality diagnostic
DE102007045080A1 (de) * 2007-09-21 2009-04-16 Continental Automotive Gmbh Verfahren und Vorrichtung zum Bestimmen einer dynamischen Eigenschaft eines Abgassensors
US8505370B2 (en) 2010-11-22 2013-08-13 Toyota Motor Engineering & Manufacturing Norh America, Inc. Method and system to diagnose exhaust gas sensor deterioration
DE102012211685A1 (de) * 2012-07-05 2014-01-09 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung einer Luftzahl Lambda mit einem Gas-Sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938075A (en) * 1974-09-30 1976-02-10 The Bendix Corporation Exhaust gas sensor failure detection system
JPS5382927A (en) * 1976-12-28 1978-07-21 Nissan Motor Co Ltd Air-fuel ratio controlling apparatus
DE3311131A1 (de) * 1983-03-26 1984-09-27 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ueberpruefung der funktionsfaehigkeit einer sauerstoffsonde sowie einrichtung zur durchfuehrung des verfahrens
JPH01217253A (ja) * 1988-02-25 1989-08-30 Nissan Motor Co Ltd 酸素センサの故障診断装置
DE3904986A1 (de) * 1989-02-18 1990-08-23 Bosch Gmbh Robert Verfahren zum erkennen der betriebsbereitschaft einer lambdasonde
EP0616119B1 (fr) * 1993-03-15 1997-06-18 Siemens Aktiengesellschaft Méthode de surveillance de sonde lambda
US5357791A (en) * 1993-03-15 1994-10-25 Ford Motor Company OBD-II exhaust gas oxygen sensor
DE4338342C2 (de) * 1993-11-10 2003-07-31 Bosch Gmbh Robert Verfahren und Vorrichtung zur Bildung eines simulierten Signals bezüglich der Abgas-, der Abgassonden- oder der Katalysatortemperatur
JPH07259614A (ja) * 1994-03-18 1995-10-09 Honda Motor Co Ltd 内燃エンジンの空燃比制御装置

Also Published As

Publication number Publication date
FR2737920A1 (fr) 1997-02-21
DE19530316C1 (de) 1996-09-19
US5747668A (en) 1998-05-05

Similar Documents

Publication Publication Date Title
EP0819244A4 (fr) Systeme de representation visuelle de gaz
FR2718187B1 (fr) Système d'épuration de gaz d'échappement.
GB2313438B (en) Apparatus for cooling egr gas
EP0757242A3 (fr) Dispositif et méthode photoacoustique d'analyse de composition isotopique et de détection de gaz
IL123966A (en) Method and apparatus for reflected imaging analysis
EP0813048A4 (fr) Systeme de detection de fuites de gaz
EP0864089A4 (fr) Appareil optique pour dosage immunologique
EP0740152A3 (fr) Diagnostic pour capteur de gaz d'échappement
EP0769691A3 (fr) Dispositif pour l'analyse d'urine
EP0684470A3 (fr) Méthode et dispositif pour l'analyse de gaz.
GB9505540D0 (en) Method and apparatus for engine analysis
GB2302731B (en) Method and apparatus for gas monitoring
GB2271854B (en) Misfire detection method for engine
GB2289348B (en) Diagnosis apparatus and method for an evapo-purge system
FR2762645B1 (fr) Procede de detection de gaz d'echappement et dispositif pour sa mise en oeuvre
EP0807801A4 (fr) Dispositif d'inspection des deformations dans un conduit
HK1018099A1 (en) Method for detecting diastrophism
FR2737920B1 (fr) Procede de diagnostic pour un detecteur de gaz d'echappement
GB9620635D0 (en) Pipeline condition monitoring system & apparatus
HUP9800629A3 (en) Method and device for purifying gases
FR2723421B3 (fr) Dispositif de guidage etanche aux gaz de gaz d'echappement
GB9408384D0 (en) Gas analysis apparatus
GB9517055D0 (en) Apparatus and method for moving gas
GB2302406B (en) Apparatus for detecting the breaching of a closed environment
FR2735293B1 (fr) Procede d'optimisation du fonctionnement d'un alternateur, et dispositif de mise en oeuvre du procede

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100430