FR2710105B1 - Procédé pour surveiller le comportement au démarrage d'un système de catalyseur d'un véhicule automobile. - Google Patents

Procédé pour surveiller le comportement au démarrage d'un système de catalyseur d'un véhicule automobile.

Info

Publication number
FR2710105B1
FR2710105B1 FR9410914A FR9410914A FR2710105B1 FR 2710105 B1 FR2710105 B1 FR 2710105B1 FR 9410914 A FR9410914 A FR 9410914A FR 9410914 A FR9410914 A FR 9410914A FR 2710105 B1 FR2710105 B1 FR 2710105B1
Authority
FR
France
Prior art keywords
monitoring
motor vehicle
catalyst system
starting behavior
behavior
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
FR9410914A
Other languages
English (en)
Other versions
FR2710105A1 (fr
Inventor
Eberhard Schnaibel
Erich Schneider
Wolfgang Richter
Axel Stuber
Bernd Heppner
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 FR2710105A1 publication Critical patent/FR2710105A1/fr
Application granted granted Critical
Publication of FR2710105B1 publication Critical patent/FR2710105B1/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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2046—Periodically cooling catalytic reactors
    • 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
    • F01N11/002—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
    • F01N11/005—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 the temperature or pressure being estimated, e.g. by means of a theoretical model
    • 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
    • F01N13/0093—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 the purifying devices are of the same type
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/005—Electrical control of exhaust gas treating apparatus using models instead of sensors to determine operating characteristics of exhaust systems, e.g. calculating catalyst temperature instead of measuring it directly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating or supervising devices
    • F02B77/085—Safety, indicating or supervising devices with sensors measuring combustion processes, e.g. knocking, pressure, ionization, combustion flame
    • F02B77/086—Sensor arrangements in the exhaust, e.g. for temperature, misfire, air/fuel ratio, oxygen sensors
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
FR9410914A 1993-09-13 1994-09-13 Procédé pour surveiller le comportement au démarrage d'un système de catalyseur d'un véhicule automobile. Expired - Fee Related FR2710105B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4330997A DE4330997A1 (de) 1993-09-13 1993-09-13 Verfahren zur Überwachung des Anspringverhaltens eines Katalysatorsystems in einem Kraftfahrzeug

Publications (2)

Publication Number Publication Date
FR2710105A1 FR2710105A1 (fr) 1995-03-24
FR2710105B1 true FR2710105B1 (fr) 1998-01-02

Family

ID=6497566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9410914A Expired - Fee Related FR2710105B1 (fr) 1993-09-13 1994-09-13 Procédé pour surveiller le comportement au démarrage d'un système de catalyseur d'un véhicule automobile.

Country Status (4)

Country Link
US (1) US5715676A (fr)
JP (1) JPH07166843A (fr)
DE (1) DE4330997A1 (fr)
FR (1) FR2710105B1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3257423B2 (ja) * 1996-12-12 2002-02-18 三菱自動車工業株式会社 排気昇温装置
EP0881367B1 (fr) 1997-05-30 2002-10-16 Volkswagen Aktiengesellschaft Système catalytique pour l'élimination de NOx de gaz d'échappement de moteurs diesel
DE19736233C2 (de) * 1997-08-20 2001-03-29 Siemens Ag Verfahren zum Überprüfen eines Katalysators
DE19743954C2 (de) * 1997-10-04 2000-10-12 Wwu Wissenschaftliche Werkstat Kaltstartmeßsytem zur Messung der Kaltstartemission
DE19753842C2 (de) * 1997-12-04 1999-10-07 Siemens Ag Verfahren zum Betreiben eines Abgaskatalysators für eine Brennkraftmaschine
DE19811574A1 (de) 1998-03-17 1999-09-23 Siemens Ag Verfahren und Vorrichtung zum Überwachen der Funktionsfähigkeit eines Katalysators einer Brennkraftmaschine
US6202406B1 (en) 1998-03-30 2001-03-20 Heralus Electro-Nite International N.V. Method and apparatus for catalyst temperature control
US7886523B1 (en) 1998-08-24 2011-02-15 Legare Joseph E Control methods for improved catalytic converter efficiency and diagnosis
US7707821B1 (en) 1998-08-24 2010-05-04 Legare Joseph E Control methods for improved catalytic converter efficiency and diagnosis
DE19842060A1 (de) * 1998-09-15 2000-03-16 Opel Adam Ag Verfahren zur Reduzierung der schädlichen Abgasbestandteile einer fremdgezündeten Brennkraftmaschine
DE19850338C2 (de) * 1998-11-02 2001-11-22 Heraeus Electro Nite Int Verfahren und Einrichtung zur Kontrolle und Beobachtung der Alterung eines Katalysators im Abgas von Verbrennungskraftmaschinen und des Schadstoffausstoßes
DE19946628A1 (de) * 1999-09-29 2001-04-05 Volkswagen Ag Verfahren zur Diagnose eines Schädigungszustandes eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysators
DE19961164A1 (de) * 1999-12-17 2001-06-21 Volkswagen Ag Vorrichtung und Verfahren zur Abgas- und Katalysatortemperaturermittlung
DE19963902A1 (de) * 1999-12-31 2001-07-12 Bosch Gmbh Robert Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
DE19963932A1 (de) * 1999-12-31 2001-07-12 Bosch Gmbh Robert Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
DE19963924A1 (de) * 1999-12-31 2001-07-12 Bosch Gmbh Robert Verfahren zum Betreiben eines Speicherkatalysators einer Brennkraftmaschine
US6523341B1 (en) * 2000-01-07 2003-02-25 Ford Global Technologies, Inc. Cold start vehicle catalyst monitor
DE10115968B4 (de) * 2001-03-27 2012-08-16 Volkswagen Ag Verfahren zur Erwärmung eines Katalysators
JP4556367B2 (ja) * 2001-09-12 2010-10-06 マツダ株式会社 エンジンの排気浄化装置及びその浄化性能判定方法
DE10201994A1 (de) * 2002-01-21 2003-07-31 Bosch Gmbh Robert Verfahren zur Steuer- und/oder Regelung eines elektrisch beheizbaren Katalysators und Abgasnachbehandlungsanlage
DE10303911B4 (de) 2003-01-31 2005-02-10 Siemens Ag Verfahren zur Überwachung des Anspringverhaltens eines Abgaskatalysatorsystems
DE102004006992B4 (de) * 2004-02-12 2013-05-29 Volkswagen Ag Diagnoseverfahren zum Bestimmen eines Zustandes eines Katalysatorsystems
JP4253294B2 (ja) * 2004-11-15 2009-04-08 株式会社日立製作所 エンジンの自己診断装置
DE102005029797A1 (de) * 2005-06-27 2007-02-01 Volkswagen Ag Verfahren zur Katalysatorüberwachung
FR2916478A1 (fr) * 2007-05-21 2008-11-28 Peugeot Citroen Automobiles Sa Methode et dispositif de controle d'un catalyseur de depollution de moteur diesel
DE502007001990D1 (de) * 2007-08-31 2009-12-24 Umicore Ag & Co Kg Verfahren zur Prüfung des Alterungszustandes eines Katalysators an Bord eines Fahrzeugs
DE102008008985B4 (de) 2008-02-13 2017-08-31 Volkswagen Ag Verfahren zur OSC-basierten Diagnose eines Katalysators
CN103715663B (zh) * 2014-01-09 2016-09-21 惠州天能源科技有限公司 双向储能并网变换器过温功率降额的软件控制方法

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US2937490A (en) * 1957-08-12 1960-05-24 Oxy Catalyst Inc Catalytic purification of exhaust gases
US5060473A (en) * 1988-07-13 1991-10-29 Nissan Motor Company, Limited System for detecting deterioration of catalyst in catalytic converter
JP2518696B2 (ja) * 1989-07-26 1996-07-24 日産自動車株式会社 内燃機関の排気浄化システムの診断装置
JPH0460106A (ja) * 1990-06-29 1992-02-26 Mazda Motor Corp エンジンの制御装置
US5261230A (en) * 1991-08-02 1993-11-16 Toyota Jidosha Kabushiki Kaisha Device for controlling heating of catalyst for purifying exhaust gas
US5390493A (en) * 1992-01-30 1995-02-21 Hitachi, Ltd. Apparatus for controlling the electric heating of catalyst
DE4211092A1 (de) * 1992-04-03 1993-10-07 Bosch Gmbh Robert Verfahren und Vorrichtung zum Beurteilen der Funktionsfähigkeit eines Katalysators
US5345761A (en) * 1993-12-02 1994-09-13 Ford Motor Company Energy management system for hybrid vehicle

Also Published As

Publication number Publication date
JPH07166843A (ja) 1995-06-27
FR2710105A1 (fr) 1995-03-24
US5715676A (en) 1998-02-10
DE4330997A1 (de) 1995-03-16

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