EP1227234A3 - Procédé et dispositif de commande d'un capteur de NOx situé dans la ligne d'échappement d'un moteur à combustion interne - Google Patents

Procédé et dispositif de commande d'un capteur de NOx situé dans la ligne d'échappement d'un moteur à combustion interne Download PDF

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Publication number
EP1227234A3
EP1227234A3 EP01128691A EP01128691A EP1227234A3 EP 1227234 A3 EP1227234 A3 EP 1227234A3 EP 01128691 A EP01128691 A EP 01128691A EP 01128691 A EP01128691 A EP 01128691A EP 1227234 A3 EP1227234 A3 EP 1227234A3
Authority
EP
European Patent Office
Prior art keywords
nox
operating
combustion engine
internal combustion
exhaust line
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.)
Granted
Application number
EP01128691A
Other languages
German (de)
English (en)
Other versions
EP1227234A2 (fr
EP1227234B1 (fr
Inventor
Gabriele Buch
Stefan Detterbeck
Hanns-Christian Hasenclever
Hans Dr. Höninger
Peter Müller
Stephan Ramatschi
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP1227234A2 publication Critical patent/EP1227234A2/fr
Publication of EP1227234A3 publication Critical patent/EP1227234A3/fr
Application granted granted Critical
Publication of EP1227234B1 publication Critical patent/EP1227234B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
EP01128691A 2001-01-26 2001-12-01 Procédé et dispositif de commande d'un capteur de NOx situé dans la ligne d'échappement d'un moteur à combustion interne Expired - Lifetime EP1227234B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10103415A DE10103415A1 (de) 2001-01-26 2001-01-26 Verfahren und Vorrichtung zum Betreiben eines im Abgasweg eines Verbrennungsmotors angeordneten NOx-Sensors
DE10103415 2001-01-26

Publications (3)

Publication Number Publication Date
EP1227234A2 EP1227234A2 (fr) 2002-07-31
EP1227234A3 true EP1227234A3 (fr) 2003-04-02
EP1227234B1 EP1227234B1 (fr) 2005-02-16

Family

ID=7671777

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01128691A Expired - Lifetime EP1227234B1 (fr) 2001-01-26 2001-12-01 Procédé et dispositif de commande d'un capteur de NOx situé dans la ligne d'échappement d'un moteur à combustion interne

Country Status (2)

Country Link
EP (1) EP1227234B1 (fr)
DE (2) DE10103415A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2853934A1 (fr) * 2003-04-16 2004-10-22 Volkswagen Ag Procede destine a la determination d'une valeur offset d'un signal de detecteur, ainsi que dispositif pour la mise en oeuvre du procede
DE102005006262A1 (de) 2005-02-11 2006-08-24 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren zur Positionierung eines Messfühlers in einem Wabenkörper, entsprechender Wabenkörper und Kraftfahrzeug
DE102011004878B4 (de) 2011-03-01 2022-12-08 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Abgasreinigungsanlage mit SCR-Katalysator
US9121323B2 (en) 2011-04-15 2015-09-01 GM Global Technology Operations LLC Nitrogen oxide sensor stuck-in-range diagnostic tool
DE102012011915A1 (de) * 2012-06-15 2013-12-19 Audi Ag Verfahren zur Diagnose eines Stickoxidsensors einer Brennkraftmaschine sowie entsprechende Brennkraftmaschine
DE102013207999B4 (de) 2013-05-02 2015-10-15 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
US9010087B1 (en) * 2013-11-13 2015-04-21 Ford Global Technologies, Llc Method and system for NOx sensor degradation
CN110702849A (zh) * 2018-07-09 2020-01-17 卓品智能科技无锡有限公司 一种车载氮氧传感器检测值的自学习修正方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19810483A1 (de) * 1998-03-11 1999-09-23 Bosch Gmbh Robert Verfahren zur Bestimmung des Sensor-Offsets bei HC- und/oder NOx-Sensoren
EP1041254A2 (fr) * 1999-03-29 2000-10-04 Toyota Jidosha Kabushiki Kaisha Dispositif de commande des émissions de l'échappement pour un moteur à combustion interne
DE19926139A1 (de) * 1999-06-09 2000-12-14 Volkswagen Ag Kalibrierung eines NOx-Sensors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19810483A1 (de) * 1998-03-11 1999-09-23 Bosch Gmbh Robert Verfahren zur Bestimmung des Sensor-Offsets bei HC- und/oder NOx-Sensoren
EP1041254A2 (fr) * 1999-03-29 2000-10-04 Toyota Jidosha Kabushiki Kaisha Dispositif de commande des émissions de l'échappement pour un moteur à combustion interne
DE19926139A1 (de) * 1999-06-09 2000-12-14 Volkswagen Ag Kalibrierung eines NOx-Sensors

Also Published As

Publication number Publication date
DE50105363D1 (de) 2005-03-24
EP1227234A2 (fr) 2002-07-31
DE10103415A1 (de) 2002-10-17
EP1227234B1 (fr) 2005-02-16

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