FR2876149B1 - Procede et dispositif de diagnostic d'un capteur d'oxydes d'azote nox installe dans une zone des gaz d'echappement d'un moteur a combustion interne - Google Patents

Procede et dispositif de diagnostic d'un capteur d'oxydes d'azote nox installe dans une zone des gaz d'echappement d'un moteur a combustion interne

Info

Publication number
FR2876149B1
FR2876149B1 FR0552963A FR0552963A FR2876149B1 FR 2876149 B1 FR2876149 B1 FR 2876149B1 FR 0552963 A FR0552963 A FR 0552963A FR 0552963 A FR0552963 A FR 0552963A FR 2876149 B1 FR2876149 B1 FR 2876149B1
Authority
FR
France
Prior art keywords
diagnosing
exhaust gas
combustion engine
internal combustion
nitrogen oxide
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.)
Active
Application number
FR0552963A
Other languages
English (en)
French (fr)
Other versions
FR2876149A1 (fr
Inventor
Andreas Roth
Guido Porten
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 FR2876149A1 publication Critical patent/FR2876149A1/fr
Application granted granted Critical
Publication of FR2876149B1 publication Critical patent/FR2876149B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
    • 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
    • F02D41/1446—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 exhaust temperatures
    • 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
    • F02D41/146—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 NOx content or concentration
    • 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
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0802—Temperature of the exhaust gas treatment apparatus
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR0552963A 2004-10-02 2005-09-30 Procede et dispositif de diagnostic d'un capteur d'oxydes d'azote nox installe dans une zone des gaz d'echappement d'un moteur a combustion interne Active FR2876149B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004048136A DE102004048136A1 (de) 2004-10-02 2004-10-02 Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten NOx-Sensors und Vorrichtung zur Durchführung des Verfahrens

Publications (2)

Publication Number Publication Date
FR2876149A1 FR2876149A1 (fr) 2006-04-07
FR2876149B1 true FR2876149B1 (fr) 2012-07-20

Family

ID=36062157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0552963A Active FR2876149B1 (fr) 2004-10-02 2005-09-30 Procede et dispositif de diagnostic d'un capteur d'oxydes d'azote nox installe dans une zone des gaz d'echappement d'un moteur a combustion interne

Country Status (3)

Country Link
JP (1) JP4767621B2 (ja)
DE (1) DE102004048136A1 (ja)
FR (1) FR2876149B1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2906312B1 (fr) 2006-09-27 2016-04-15 Bosch Gmbh Robert Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre.
DE102007006487B4 (de) * 2006-09-27 2018-11-08 Robert Bosch Gmbh Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Abgassensors und Vorrichtung zur Durchführung des Verfahrens
JP4297379B2 (ja) * 2007-02-02 2009-07-15 ボッシュ株式会社 Ｎｏｘセンサの故障診断装置及び故障診断方法
DE102007006489B4 (de) 2007-02-09 2018-10-04 Robert Bosch Gmbh Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Abgassensors und Vorrichtung zur Durchführung des Verfahrens
JP4539740B2 (ja) * 2008-03-12 2010-09-08 株式会社デンソー ＮＯｘセンサ異常検出装置およびそれを用いた排気浄化システム
EP2383449B1 (en) * 2009-01-26 2020-03-18 Toyota Jidosha Kabushiki Kaisha Controller of vehicle
DE102010045684B4 (de) * 2010-09-16 2013-10-31 Mtu Friedrichshafen Gmbh Verfahren zur Lambdaregelung einer Brennkraftmaschine
US8930121B2 (en) 2011-04-07 2015-01-06 GM Global Technology Operations LLC Offset and slow response diagnostic methods for NOx sensors in vehicle exhaust treatment applications
EP2836688B1 (en) * 2012-04-10 2016-08-17 Volvo Lastvagnar AB A self-diagnosing method for diagnosing a scr system
DE102012011915A1 (de) * 2012-06-15 2013-12-19 Audi Ag Verfahren zur Diagnose eines Stickoxidsensors einer Brennkraftmaschine sowie entsprechende Brennkraftmaschine
SE538625C2 (sv) * 2014-08-21 2016-10-04 Scania Cv Ab System och förfarande för att diagnostisera en sensor hos ett avgasreningssystem
US20170074846A1 (en) * 2015-09-14 2017-03-16 Deere & Company Method for Testing a NOx Sensor
US10513961B2 (en) 2018-01-04 2019-12-24 Ford Global Technologies, Llc NOx offset diagnostic during engine soak
JP6900937B2 (ja) * 2018-06-08 2021-07-14 株式会社デンソー 制御装置
JP7139978B2 (ja) 2019-01-31 2022-09-21 株式会社デンソー ガスセンサの制御装置
CN113640217B (zh) * 2021-10-13 2022-01-21 武汉地震工程研究院有限公司 一种粘钢法混凝土界面粘结状态监测系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11153569A (ja) * 1997-11-21 1999-06-08 Osaka Gas Co Ltd 酸素センサの劣化診断装置及びその方法
JP2001133429A (ja) * 1999-11-01 2001-05-18 Ngk Insulators Ltd 車載用ｎｏｘセンサのオフセット再校正方法
JP3880507B2 (ja) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 ガス濃度検出装置
JP3880506B2 (ja) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 ガス濃度検出装置
DE10257284A1 (de) * 2002-12-07 2004-06-24 Robert Bosch Gmbh Schaltungsanordnung zum Betreiben eines Gassensors
JP2004212145A (ja) * 2002-12-27 2004-07-29 Riken Corp ガスセンサの診断装置
JP4273306B2 (ja) * 2003-03-05 2009-06-03 三菱ふそうトラック・バス株式会社 ＮＯｘセンサの異常判定装置
JP2005188350A (ja) * 2003-12-25 2005-07-14 Toyota Motor Corp 通電加熱ヒータ検査装置

Also Published As

Publication number Publication date
DE102004048136A1 (de) 2006-04-06
JP4767621B2 (ja) 2011-09-07
JP2006105965A (ja) 2006-04-20
FR2876149A1 (fr) 2006-04-07

Similar Documents

Publication Publication Date Title
FR2876149B1 (fr) Procede et dispositif de diagnostic d'un capteur d'oxydes d'azote nox installe dans une zone des gaz d'echappement d'un moteur a combustion interne
FR2914354B1 (fr) Procede de diagnostic d'un capteur de gaz d'echappement installe dans la zone des gaz d'echappement d'un moteur a combustion interne et dispositif pour la mise en oeuvre.
FR2868470B1 (fr) Dispositif de purification de gaz d'echappement et procede de purification de gaz d'echappement pour un moteur a combustion interne
FR2869637B1 (fr) Dispositif d'epuration des gaz d'echappement d'un moteur a combustion interne
FR2870296B1 (fr) Dispositif d'epuration des gaz d'echappement d'un moteur a combustion interne
FR2869952B1 (fr) Dispositif de commande des emissions des gaz d'echappement d'un moteur a combustion interne
FR2906312B1 (fr) Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre.
FR2763999B1 (fr) Procede et dispositif de diagnostic d'une sonde pour gaz d'echappement d'un moteur a combustion interne
FR2873162B1 (fr) Procede et dispositif de gestion d'un moteur a combustion interne equipe d'une recirculation des gaz d'echappement
FR2834755B1 (fr) Moteur a combustion interne muni d'un dispositif de commande des gaz d'echappement et procede de commande des gaz d'echappement
FR2875847B1 (fr) Procede de gestion d'un filtre a particules installe dans la zone des gaz d'echappement d'un moteur combustion interne et dispositif pour la mise en oeuvre du procede
FR2886347B1 (fr) Procede et dispositif de detection de presence d'un systeme de traitement d'effluents gazeux dans une ligne d'echappement d'un moteur a combustion interne.
FR2833994B1 (fr) Procede et dispositif de controle de l'etat de fonctionnement d'un convertisseur catalytique d'une ligne d'echappement d'un moteur a combustion interne
FR2870892B1 (fr) Dispositif de recirculation partielle des gaz d'echappement dans un moteur a combustion interne et procede associe
FR2871514B1 (fr) Dispositif de regulation de gaz d'echappement et procede de regulation de gaz d'echappement pour un moteur a combustion interne
FR2832758B1 (fr) Procede et dispositif de diagnostic de l'etat de fonctionnement d'une ligne d'echappement d'un moteur a combustion interne
FR2914948B1 (fr) Procede et dispositif de controle de l'etat de fonctionnement d'un convertisseur catalytique d'une ligne d'echappement d'un moteur a combustion interne
FR2876148B1 (fr) Procede et dispositif de gestion d'un filtre a particules installe dans la zone des gaz d'echappement d'un moteur a combustion interne
FR2829181B1 (fr) Dispositif et procede de purification de gaz d'echappement pour un moteur a combustion interne
FR2885953B1 (fr) Dispositif d'aide au fonctionnement d'un catalyseur d'oxydation pour l'epuration de gaz d'echappement d'un moteur a combustion interne et procede associe
FR2866061B1 (fr) Dispositif d'epuration des gaz d'echappement d'un moteur a combustion interne et procede de regeneration d'un tel dispositif
FR2938301B1 (fr) Procede et dispositif de reglage d'une recirculation de gaz d'echappement pour un moteur a combustion interne
FR2907513B1 (fr) Dispositif de recirculation des gaz d'echappement d'un moteur a combustion interne
FR2840405B1 (fr) Procede de controle non destructif d'un dispositif de depollution de gaz d'echappement d'un moteur a combustion interne et installation de restauration de dispositifs de depollution
FR2935439B1 (fr) Procede et dispositif de detection de presence d'un organe de depollution installe dans une ligne d'echappement d'un moteur a combustion interne

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19