FR2906312B1 - Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre. - Google Patents

Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre.

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Publication number
FR2906312B1
FR2906312B1 FR0757852A FR0757852A FR2906312B1 FR 2906312 B1 FR2906312 B1 FR 2906312B1 FR 0757852 A FR0757852 A FR 0757852A FR 0757852 A FR0757852 A FR 0757852A FR 2906312 B1 FR2906312 B1 FR 2906312B1
Authority
FR
France
Prior art keywords
diagnosing
carrying
exhaust gas
combustion engine
internal combustion
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
FR0757852A
Other languages
English (en)
Other versions
FR2906312A1 (fr
Inventor
Stefan Wickert
Jochen Schoenthaler
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
Priority claimed from DE102007006487.1A external-priority patent/DE102007006487B4/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2906312A1 publication Critical patent/FR2906312A1/fr
Application granted granted Critical
Publication of FR2906312B1 publication Critical patent/FR2906312B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02D41/22—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
    • 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
    • F02D41/1445—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 related to the exhaust flow
    • 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
    • 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
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1408—Dithering techniques
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR0757852A 2006-09-27 2007-09-26 Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre. Expired - Fee Related FR2906312B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006045662 2006-09-27
DE102007006487.1A DE102007006487B4 (de) 2006-09-27 2007-02-09 Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Abgassensors und Vorrichtung zur Durchführung des Verfahrens

Publications (2)

Publication Number Publication Date
FR2906312A1 FR2906312A1 (fr) 2008-03-28
FR2906312B1 true FR2906312B1 (fr) 2016-04-15

Family

ID=39165788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0757852A Expired - Fee Related FR2906312B1 (fr) 2006-09-27 2007-09-26 Procede de diagnostic d'un capteur de gaz d'echappement equipant un moteur a combustion interne et dispositif pour sa mise en oeuvre.

Country Status (2)

Country Link
US (1) US8087290B2 (fr)
FR (1) FR2906312B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10156176B2 (en) 2014-12-30 2018-12-18 Cummins, Inc. NOx sensor diagnostic for an exhaust aftertreatment system

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP4537417B2 (ja) * 2007-03-06 2010-09-01 トヨタ自動車株式会社 ＮＯｘセンサの異常診断装置
FR2954952B1 (fr) * 2010-01-04 2012-02-03 Peugeot Citroen Automobiles Sa Procede de diagnostic fonctionnel d'un capteur de suie
US10995647B2 (en) 2015-11-20 2021-05-04 Cummins, Inc. Systems and methods for using oxygen to diagnose in-range rationality for NOx sensors
US11932080B2 (en) 2020-08-20 2024-03-19 Denso International America, Inc. Diagnostic and recirculation control systems and methods
US12017506B2 (en) 2020-08-20 2024-06-25 Denso International America, Inc. Passenger cabin air control systems and methods
US11828210B2 (en) 2020-08-20 2023-11-28 Denso International America, Inc. Diagnostic systems and methods of vehicles using olfaction
US11813926B2 (en) 2020-08-20 2023-11-14 Denso International America, Inc. Binding agent and olfaction sensor
US11636870B2 (en) 2020-08-20 2023-04-25 Denso International America, Inc. Smoking cessation systems and methods
US11760169B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Particulate control systems and methods for olfaction sensors
US11760170B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Olfaction sensor preservation systems and methods
US11881093B2 (en) 2020-08-20 2024-01-23 Denso International America, Inc. Systems and methods for identifying smoking in vehicles
CN112943427B (zh) * 2021-02-05 2022-05-17 广西玉柴机器股份有限公司 一种发动机后处理hc喷射系统诊断方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6662638B2 (en) * 2001-11-26 2003-12-16 Ford Global Technologies, Llc System and method for determining degradation of an exhaust gas sensor in an engine
US6735939B2 (en) * 2001-11-26 2004-05-18 Ford Global Technologies, Llc System and method for monitoring and exhaust gas sensor in an engine
JP4030010B2 (ja) * 2002-11-08 2008-01-09 本田技研工業株式会社 排ガスセンサの劣化判定装置
DE10254843A1 (de) 2002-11-25 2004-06-03 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems
DE10310954A1 (de) 2003-03-13 2004-09-23 Robert Bosch Gmbh Verfahren zur Diagnose eines NOx-Sensors
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
DE102004048136A1 (de) 2004-10-02 2006-04-06 Robert Bosch Gmbh Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten NOx-Sensors und Vorrichtung zur Durchführung des Verfahrens
DE102004049577A1 (de) 2004-10-12 2006-04-20 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine, in deren Abgasbereich ein NOx-Speicherkatalysator und ein NOx-Sensor angeordnet sind, und Vorrichtung zur Durchführung des Verfahrens
DE102004051747A1 (de) 2004-10-23 2006-04-27 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
DE102005034247A1 (de) 2005-07-22 2007-01-25 Robert Bosch Gmbh Überwachung von Abgasgrenzwerten
JP2007262945A (ja) * 2006-03-28 2007-10-11 Denso Corp 排出ガスセンサの異常診断装置
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10156176B2 (en) 2014-12-30 2018-12-18 Cummins, Inc. NOx sensor diagnostic for an exhaust aftertreatment system

Also Published As

Publication number Publication date
US20080148830A1 (en) 2008-06-26
FR2906312A1 (fr) 2008-03-28
US8087290B2 (en) 2012-01-03

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