FR2876149B1 - METHOD AND DEVICE FOR DIAGNOSING A NOX NITROGEN OXIDE SENSOR INSTALLED IN AN EXHAUST GAS AREA OF AN INTERNAL COMBUSTION ENGINE - Google Patents

METHOD AND DEVICE FOR DIAGNOSING A NOX NITROGEN OXIDE SENSOR INSTALLED IN AN EXHAUST GAS AREA OF AN INTERNAL COMBUSTION ENGINE

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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
French (fr)
Other versions
FR2876149A1 (en
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/en
Application granted granted Critical
Publication of FR2876149B1 publication Critical patent/FR2876149B1/en
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 METHOD AND DEVICE FOR DIAGNOSING A NOX NITROGEN OXIDE SENSOR INSTALLED IN AN EXHAUST GAS AREA OF AN INTERNAL COMBUSTION ENGINE Active FR2876149B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004048136A DE102004048136A1 (en) 2004-10-02 2004-10-02 Method for diagnosing a nitrogen oxide sensor arranged in the exhaust gas region of an I.C. engine comprises carrying out the diagnosis after switching off the engine in the after-running of a control device

Publications (2)

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

Family

ID=36062157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0552963A Active FR2876149B1 (en) 2004-10-02 2005-09-30 METHOD AND DEVICE FOR DIAGNOSING A NOX NITROGEN OXIDE SENSOR INSTALLED IN AN EXHAUST GAS AREA OF AN INTERNAL COMBUSTION ENGINE

Country Status (3)

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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007006487B4 (en) * 2006-09-27 2018-11-08 Robert Bosch Gmbh Method for diagnosing an exhaust gas sensor arranged in an exhaust region of an internal combustion engine and device for carrying out the method
FR2906312B1 (en) 2006-09-27 2016-04-15 Bosch Gmbh Robert METHOD FOR DIAGNOSING AN EXHAUST GAS SENSOR EQUIPPED WITH AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR CARRYING OUT SAID METHOD
JP4297379B2 (en) * 2007-02-02 2009-07-15 ボッシュ株式会社 NOX sensor failure diagnosis apparatus and failure diagnosis method
DE102007006489B4 (en) 2007-02-09 2018-10-04 Robert Bosch Gmbh Method for diagnosing an exhaust gas sensor arranged in an exhaust region of an internal combustion engine and device for carrying out the method
JP4539740B2 (en) * 2008-03-12 2010-09-08 株式会社デンソー NOx sensor abnormality detection device and exhaust purification system using the same
EP2383449B1 (en) * 2009-01-26 2020-03-18 Toyota Jidosha Kabushiki Kaisha Controller of vehicle
DE102010045684B4 (en) * 2010-09-16 2013-10-31 Mtu Friedrichshafen Gmbh Method for lambda control of an internal combustion engine
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
BR112014025210B1 (en) * 2012-04-10 2021-11-23 Volvo Lastvagnar Ab SELF-DIAGNOSIS METHOD FOR DIAGNOSIS OF A SCR SELECTIVE CATALYTIC REDUCTION SYSTEM
DE102012011915A1 (en) * 2012-06-15 2013-12-19 Audi Ag Method for diagnosing nitrogen oxide sensor associated to exhaust gas tract of internal combustion engine, involves determining waiting time, after which nitrogen oxide concentration has determined threshold value after switching engine
SE538625C2 (en) * 2014-08-21 2016-10-04 Scania Cv Ab System and method for diagnosing a sensor of an exhaust gas cleaning system
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 (en) * 2018-06-08 2021-07-14 株式会社デンソー Control device
JP7139978B2 (en) 2019-01-31 2022-09-21 株式会社デンソー gas sensor controller
CN113640217B (en) * 2021-10-13 2022-01-21 武汉地震工程研究院有限公司 System for monitoring bonding state of concrete interface by steel bonding method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11153569A (en) * 1997-11-21 1999-06-08 Osaka Gas Co Ltd Apparatus and method for diagnosing deterioration of oxygen sensor
JP2001133429A (en) * 1999-11-01 2001-05-18 Ngk Insulators Ltd Method for recalibrating offset of onboard nox sensor
JP3880507B2 (en) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 Gas concentration detector
JP3880506B2 (en) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 Gas concentration detector
DE10257284A1 (en) * 2002-12-07 2004-06-24 Robert Bosch Gmbh Circuit arrangement, for gas sensor e.g. in engine exhaust, comprises reference gas chamber containing reference electrode, flow source for feeding reference gas flow to electrode, and diagnostic arrangement containing constant-time device
JP2004212145A (en) * 2002-12-27 2004-07-29 Riken Corp Diagnostic device for gas sensor
JP4273306B2 (en) * 2003-03-05 2009-06-03 三菱ふそうトラック・バス株式会社 NOx sensor abnormality determination device
JP2005188350A (en) * 2003-12-25 2005-07-14 Toyota Motor Corp Electric heating heater inspection apparatus

Also Published As

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

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