[go: up one dir, main page]

DE19828928C2 - Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine - Google Patents

Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine

Info

Publication number
DE19828928C2
DE19828928C2 DE19828928A DE19828928A DE19828928C2 DE 19828928 C2 DE19828928 C2 DE 19828928C2 DE 19828928 A DE19828928 A DE 19828928A DE 19828928 A DE19828928 A DE 19828928A DE 19828928 C2 DE19828928 C2 DE 19828928C2
Authority
DE
Germany
Prior art keywords
lambda
signal
nox
sensor
exhaust gas
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
DE19828928A
Other languages
German (de)
English (en)
Other versions
DE19828928A1 (de
Inventor
Hong Zhang
Juergen Roessler
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.)
Continental Automotive GmbH
Original Assignee
Siemens Corp
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 Corp filed Critical Siemens Corp
Priority to DE19828928A priority Critical patent/DE19828928C2/de
Priority to FR9908089A priority patent/FR2780444B1/fr
Publication of DE19828928A1 publication Critical patent/DE19828928A1/de
Application granted granted Critical
Publication of DE19828928C2 publication Critical patent/DE19828928C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
    • 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
    • F02D41/22—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
    • 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
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/02—Catalytic activity of catalytic converters
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
    • 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
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Exhaust Gas After Treatment (AREA)
DE19828928A 1998-06-29 1998-06-29 Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine Expired - Fee Related DE19828928C2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19828928A DE19828928C2 (de) 1998-06-29 1998-06-29 Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine
FR9908089A FR2780444B1 (fr) 1998-06-29 1999-06-24 Procede de controle du systeme d'epuration de gaz d'echappement d'un moteur a combustion interne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19828928A DE19828928C2 (de) 1998-06-29 1998-06-29 Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine

Publications (2)

Publication Number Publication Date
DE19828928A1 DE19828928A1 (de) 2000-01-05
DE19828928C2 true DE19828928C2 (de) 2003-04-17

Family

ID=7872359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19828928A Expired - Fee Related DE19828928C2 (de) 1998-06-29 1998-06-29 Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine

Country Status (2)

Country Link
DE (1) DE19828928C2 (fr)
FR (1) FR2780444B1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10332629A1 (de) * 2003-07-18 2005-02-24 Stiebel Eltron Gmbh & Co. Kg Verfahren zur Überwachung einer Breitbandsonde
DE102004006992A1 (de) * 2004-02-12 2005-09-01 Volkswagen Ag Diagnoseverfahren zum Bestimmen eines Zustandes eines Katalysatorsystems

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19963936A1 (de) * 1999-12-31 2001-07-12 Bosch Gmbh Robert Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
JP3858554B2 (ja) * 2000-02-23 2006-12-13 株式会社日立製作所 エンジン排気浄化装置
DE10017931A1 (de) 2000-04-11 2001-12-06 Siemens Ag Verfahren zur Diagnose einer Abgasreinigungsanlage einer lambdageregelten Brennkraftmaschine
DE10036453A1 (de) * 2000-07-26 2002-02-14 Bosch Gmbh Robert Verfahren und Steuergerät zum Betreiben eines Stickoxid (NOx)-Speicherkatalysators
JP3927395B2 (ja) * 2001-09-28 2007-06-06 株式会社日立製作所 圧縮着火エンジンの制御装置
DE102008024177B3 (de) * 2008-05-19 2009-09-03 Continental Automotive Gmbh Verfahren, Vorrichtung und System zur Diagnose eines NOx-Sensors für eine Brennkraftmaschine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4411942A1 (de) * 1993-11-05 1995-05-11 Mitsubishi Electric Corp Abgasemissionskontrollvorrichtung für einen Verbrennungsmotor
DE19506980A1 (de) * 1994-02-28 1995-09-07 Hitachi Ltd Regelungsverfahren für die Kraftstoffeinspritzung einer Verbrennungskraftmaschine, welche mit einem Katalysator zur Reduzierung von NO¶x¶ und einer Regelungsvorrichtung zur Kraftstoffeinspritzung versehen ist
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors
DE19537788A1 (de) * 1995-10-11 1997-04-17 Bosch Gmbh Robert Verfahren und Vorrichtung zur Überwachung der Funktionsweise eines Katalysators

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1068346A (ja) * 1996-06-21 1998-03-10 Ngk Insulators Ltd エンジン排ガス系の制御法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4411942A1 (de) * 1993-11-05 1995-05-11 Mitsubishi Electric Corp Abgasemissionskontrollvorrichtung für einen Verbrennungsmotor
DE19506980A1 (de) * 1994-02-28 1995-09-07 Hitachi Ltd Regelungsverfahren für die Kraftstoffeinspritzung einer Verbrennungskraftmaschine, welche mit einem Katalysator zur Reduzierung von NO¶x¶ und einer Regelungsvorrichtung zur Kraftstoffeinspritzung versehen ist
DE19537788A1 (de) * 1995-10-11 1997-04-17 Bosch Gmbh Robert Verfahren und Vorrichtung zur Überwachung der Funktionsweise eines Katalysators
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10332629A1 (de) * 2003-07-18 2005-02-24 Stiebel Eltron Gmbh & Co. Kg Verfahren zur Überwachung einer Breitbandsonde
DE10332629B4 (de) * 2003-07-18 2005-07-14 Stiebel Eltron Gmbh & Co. Kg Verfahren zur Überwachung einer Breitbandsonde
DE102004006992A1 (de) * 2004-02-12 2005-09-01 Volkswagen Ag Diagnoseverfahren zum Bestimmen eines Zustandes eines Katalysatorsystems
DE102004006992B4 (de) * 2004-02-12 2013-05-29 Volkswagen Ag Diagnoseverfahren zum Bestimmen eines Zustandes eines Katalysatorsystems

Also Published As

Publication number Publication date
FR2780444A1 (fr) 1999-12-31
DE19828928A1 (de) 2000-01-05
FR2780444B1 (fr) 2005-04-15

Similar Documents

Publication Publication Date Title
DE19953601C2 (de) Verfahren zum Überprüfen eines Abgaskatalysators einer Brennkraftmaschine
EP1092086B1 (fr) Procede de controle du comportement dynamique d'un capteur de mesure monte dans le circuit d'echappement d'un moteur a combustion interne
DE102017200145B4 (de) Verfahren zur Überwachung einer Abgasnachbehandlungsanlage, insbesondere eines NOx-Speicher-Katalysators sowie Steuerungseinrichtung für eine Abgasnachbehandlungsanlage und Fahrzeug
DE102008042549B4 (de) Verfahren und Vorrichtung zur Diagnose einer Abgassonde
DE60222226T2 (de) Verfahren zur Bestimmung des Kraftstoff-Schwefelgehalts einer Brennkraftmaschine
EP1192340B1 (fr) Procede pour la verification d'un pot d'echappement catalytique a trois voies d'un moteur a combustion interne
DE19843871B4 (de) Diagnose eines NOx-Speicherkatalysators mit nachgeschaltetem NOx-Sensor
DE19844082C1 (de) Verfahren zum Regenerieren eines NOx-Speicherkatalysators
DE102007005684B3 (de) Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
EP1084331B1 (fr) Dispositif et procede de surveillance de la capacite fonctionnelle d'un catalyseur pour moteur a combustion interne
DE102010032353A9 (de) Verfahren und System zum Verifizieren des Betriebs eines SCR-Katalysators
DE102008000691A1 (de) Verfahren und Vorrichtung zur Überwachung eines Zuluftsystems einer Brennkraftmaschine
DE19539024A1 (de) Katalysatorschädigungsdiagnosesystem für einen Verbrennungsmotor
EP1052385B1 (fr) Procédé pour établir un diagnostic d'un catalyseur ayant des caractéristiques d'oxydation d'hydrocarbures
DE102007000001A1 (de) Verfahren zur Erfassung einer übermäßigen Verbrennung
DE19828928C2 (de) Verfahren zur Überwachung des Abgasreinigungssystems einer Brennkraftmaschine
EP0530655B1 (fr) Méthode et dispositif de régulation d'un moteur à combustion interne avec contrÔle de son catalysateur
DE102016200158A1 (de) Verfahren zur Überwachung einer Abgasnachbehandlungsanlage eines Verbrennungsmotors sowie Steuerungseinrichtung für eine Abgasnachbehandlungsanlage
WO2020143968A1 (fr) Procédé de surveillance des signaux de capteur et détermination quantitative du ratio stoechiométrique carburant/air du carburant utilisé à l'aide du test d'injecteur et du diagnostic du catalyseur d'un véhicule
DE102015200751B4 (de) Verfahren zur Überwachung einer Abgasnachbehandlungsanlage eines Verbrennungsmotors sowie Steuerungseinrichtung für eine Abgasnachbehandlungsanlage
DE102016210143B4 (de) Verfahren zur Ermittlung eines Alterungszustands eines NOx-Speicherkatalysators einer Abgasnachbehandlungsanlage eines für einen Magerbetrieb ausgelegten Verbrennungsmotors sowie Steuerungseinrichtung
DE102015200762A1 (de) Verfahren zur Überwachung einer Abgasnachbehandlungsanlage eines Verbrennungsmotors sowie Steuerungseinrichtung für eine Abgasnachbehandlungsanlage
EP1365234A2 (fr) Procédé de correction du signal NOx d'un capteur de NOx
EP1298302B1 (fr) Procédé pour la purification de gaz d'échappement pour moteur à combustion de mélange pauvre
DE10339062A1 (de) Verfahren zur Bestimmung eines Offsetwertes eines Sensorsignals sowie Vorrichtung zur Durchführung des Verfahrens

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8304 Grant after examination procedure
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CONTINENTAL AUTOMOTIVE GMBH, 30165 HANNOVER, DE

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee