FR2852058B1 - Procede et dispositif de diagnostic d'un catalyseur a stockage de nox dans la branche d'echappement d'un moteur a combustion interne - Google Patents

Procede et dispositif de diagnostic d'un catalyseur a stockage de nox dans la branche d'echappement d'un moteur a combustion interne

Info

Publication number
FR2852058B1
FR2852058B1 FR0315580A FR0315580A FR2852058B1 FR 2852058 B1 FR2852058 B1 FR 2852058B1 FR 0315580 A FR0315580 A FR 0315580A FR 0315580 A FR0315580 A FR 0315580A FR 2852058 B1 FR2852058 B1 FR 2852058B1
Authority
FR
France
Prior art keywords
nox
diagnosing
catalyst
storage
combustion engine
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
FR0315580A
Other languages
English (en)
Other versions
FR2852058A1 (fr
Inventor
Soren Hinze
Hermann Hahn
Frank Schulze
Michael Kroger
Jens Schluter
Axel Lang
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.)
Volkswagen AG
Original Assignee
Volkswagen 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
Priority claimed from DE10302700A external-priority patent/DE10302700B4/de
Application filed by Volkswagen AG filed Critical Volkswagen AG
Publication of FR2852058A1 publication Critical patent/FR2852058A1/fr
Application granted granted Critical
Publication of FR2852058B1 publication Critical patent/FR2852058B1/fr
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
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
    • 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • 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
FR0315580A 2002-12-31 2003-12-30 Procede et dispositif de diagnostic d'un catalyseur a stockage de nox dans la branche d'echappement d'un moteur a combustion interne Expired - Fee Related FR2852058B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10261679 2002-12-31
DE10302700A DE10302700B4 (de) 2002-12-31 2003-01-24 Verfahren und Vorrichtung zur Diagnose eines NOx-Speicherkatalysators im Abgastrakt eines Verbrennungsmotors

Publications (2)

Publication Number Publication Date
FR2852058A1 FR2852058A1 (fr) 2004-09-10
FR2852058B1 true FR2852058B1 (fr) 2006-09-01

Family

ID=32870326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0315580A Expired - Fee Related FR2852058B1 (fr) 2002-12-31 2003-12-30 Procede et dispositif de diagnostic d'un catalyseur a stockage de nox dans la branche d'echappement d'un moteur a combustion interne

Country Status (1)

Country Link
FR (1) FR2852058B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3805562B2 (ja) * 1999-06-03 2006-08-02 三菱電機株式会社 内燃機関の排気浄化装置
DE19963927A1 (de) * 1999-12-31 2001-07-12 Bosch Gmbh Robert Verfahren zum Betreiben eines Speicherkatalysators einer Brennkraftmaschine
DE10051012A1 (de) * 2000-10-14 2002-04-18 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zum Diagnostizieren der Speichereigenschaften eines NOx-Speicherkatalysators

Also Published As

Publication number Publication date
FR2852058A1 (fr) 2004-09-10

Similar Documents

Publication Publication Date Title
FR2773844B1 (fr) Procede et dispositif pour le diagnostic d'un catalyseur de stockage de nox applicable a des moteurs a combustion
FR2875539B1 (fr) Procede et dispositif de gestion d'un moteur a combustion interne equipe d'un catalyseur
FR2864840B1 (fr) Procede et dispositif de gestion d'un moteur a combustion interne
DE60221913D1 (de) Kraftstoffinjektionssteuerverfahren für einen Dieselmotor und regeneratives Steuerverfahren für Abgasnach behandlungseinrichtung
DE60011315T2 (de) Kraftstoffbegrenzungsmethode für eine Dieselbrennkraftmaschine mit Abgasrückführung
FR2851610B1 (fr) Procede et dispositif de gestion 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
FR2783875B1 (fr) Procede et dispositif de detection d'une pre-injection dans un moteur a combustion interne
FR2799504B1 (fr) Procede et diagnostic d'un systeme d'echappement de moteur a combustion
FR2832758B1 (fr) Procede et dispositif de diagnostic de l'etat de fonctionnement d'une ligne d'echappement d'un moteur a combustion interne
FR2868473B1 (fr) Procede et dispositif de gestion 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
FR2916017B1 (fr) Procede de surveillance de l'efficacite d'un convertisseur catalytique stockant les nox implante dans une ligne d'echappement d'un moteur a combustion interne et moteur comportant un dispositif mettant en oeuvre ledit procede
EP1154131A3 (fr) Dispositif de purification des gaz d'échappement d'un moteur à combustion interne
DE602004013230D1 (de) Aufgeladene Viertakt-Brennkraftmaschine mit einer volumenändernden Abgasvorrichtung und Betriebsverfahren für eine solche Brennkraftmaschine
FR2868472B1 (fr) Procede et dispositif de gestion d'un moteur a combustion interne
FR2854435B1 (fr) Procede et dispositif de gestion 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
FR2920189B1 (fr) Procede et dispositif de diagnostic de l'etat de fonctionnement d'une ligne d'echappement d'un moteur a combustion interne.
FR2859763B1 (fr) Procede et dispositif de gestion d'un moteur a combustion interne
DE50008863D1 (de) VERFAHREN ZUR DIAGNOSE EINES SCHÄDIGUNGSZUSTANDES EINES IN EINEM ABGASKANAL EINER VERBRENNUNGSKRAFTMASCHINE ANGEORDNETEN NOx-SPEICHERKATALYSATORS
FR2884862B1 (fr) Procede et dispositif le diagnostic de l'etat de fonctionnement d'une ligne d'echappement d'un moteur a combustion interne
ATE223560T1 (de) Brennkraftmaschine mit abgasrückführungsvorrichtung
FR2818696B1 (fr) Procede et dispositif d'injection de carburant dans un moteur a combustion interne
FR2852058B1 (fr) Procede et dispositif de diagnostic d'un catalyseur a stockage de nox dans la branche d'echappement d'un moteur a combustion interne

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20160831