BR9106250A - Processo e dispositivo para controle de funcionamento de um catalisador de um motor de combustao interna - Google Patents

Processo e dispositivo para controle de funcionamento de um catalisador de um motor de combustao interna

Info

Publication number
BR9106250A
BR9106250A BR919106250A BR9106250A BR9106250A BR 9106250 A BR9106250 A BR 9106250A BR 919106250 A BR919106250 A BR 919106250A BR 9106250 A BR9106250 A BR 9106250A BR 9106250 A BR9106250 A BR 9106250A
Authority
BR
Brazil
Prior art keywords
combustion engine
internal combustion
operating control
engine catalyst
catalyst
Prior art date
Application number
BR919106250A
Other languages
English (en)
Inventor
Wolfgang Maus
Helmut Swars
Rolf Brueck
Original Assignee
Emitec Emissionstechnologie
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 Emitec Emissionstechnologie filed Critical Emitec Emissionstechnologie
Publication of BR9106250A publication Critical patent/BR9106250A/pt

Links

Classifications

    • 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
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural 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
    • 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
    • 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
    • F01N13/008—Mounting or arrangement of exhaust sensors in or on 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
    • 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
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • 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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Details Of Garments (AREA)
BR919106250A 1990-03-19 1991-03-18 Processo e dispositivo para controle de funcionamento de um catalisador de um motor de combustao interna BR9106250A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4008779 1990-03-19
PCT/EP1991/000518 WO1991014855A1 (de) 1990-03-19 1991-03-18 Verfahren und vorrichtung zur betriebsüberwachung eines katalysators einer verbrennungsmaschine

Publications (1)

Publication Number Publication Date
BR9106250A true BR9106250A (pt) 1993-04-06

Family

ID=6402555

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919106250A BR9106250A (pt) 1990-03-19 1991-03-18 Processo e dispositivo para controle de funcionamento de um catalisador de um motor de combustao interna

Country Status (9)

Country Link
US (1) US5255511A (pt)
EP (2) EP0565142B1 (pt)
JP (1) JP2523459B2 (pt)
KR (1) KR100187711B1 (pt)
BR (1) BR9106250A (pt)
DE (2) DE59100958D1 (pt)
ES (2) ES2048592T3 (pt)
RU (1) RU2082888C1 (pt)
WO (1) WO1991014855A1 (pt)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489777A (en) * 1990-12-26 1996-02-06 Denver Seminary Apparatus for remote analysis of vehicle emissions using reflective thermography
DE4129893A1 (de) * 1991-09-09 1993-03-11 Emitec Emissionstechnologie Anordnung zur temperaturmessung und/oder heizung und deren verwendung in einem wabenkoerper, insbesondere katalysator-traegerkoerper
DE4201136C2 (de) * 1992-01-17 1998-01-08 Emitec Emissionstechnologie Verfahren zur Überwachung einer katalytischen Abgasreinigungsanlage eines Verbrennungsmotors
JP2711938B2 (ja) * 1992-07-14 1998-02-10 エミテク・ゲゼルシャフト・フュール・エミシオーンテクノロギー・ミット・ベシュレンクテル・ハフツング 絡み合せられたメタルシートの層を持つ金属のハニカム状の本体およびその製造方法
ES2112525T3 (es) * 1992-08-17 1998-04-01 Emitec Emissionstechnologie Procedimiento para la supervision de la funcion de un convertidor catalitico.
DE4319924A1 (de) * 1993-06-16 1994-12-22 Emitec Emissionstechnologie Verfahren zur Überwachung der Funktion eines katalytischen Konverters
DE4228536A1 (de) * 1992-08-27 1994-03-03 Roth Technik Gmbh Verfahren zur Überwachung der Funktionsfähigkeit von Katalysatoren in Abgasanlagen
IT1260234B (it) * 1992-12-18 1996-04-02 Sistema di controllo a loop chiuso integrato, multifunzione, senza mappatura e auto-adattivo per motori endotermici
DE4301564A1 (de) * 1993-01-21 1994-07-28 Emitec Emissionstechnologie Elektrisch isolierende Stützstruktur mit Möglichkeit zur metallischen Anbindung, Verfahren zu ihrer Herstellung und deren Anwendung
US5948504A (en) * 1993-01-21 1999-09-07 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Electrically insulating supporting structure capable of metallic bonding, process for producing the same, electrically heatable catalytic converter and electrically conductive honeycomb body using the same
DE4302068A1 (de) * 1993-01-26 1994-07-28 Emitec Emissionstechnologie Metallischer Wabenkörper mit einer elektrisch leitfähigen Struktur
DE4303581A1 (de) * 1993-02-08 1994-08-11 Emitec Emissionstechnologie Elektrisch isolierende gasdichte Durchführung mindestens eines elektrischen Leiters durch einen metallischen Mantel
US5431012A (en) * 1994-07-05 1995-07-11 Ford Motor Company System for monitoring the performance of automotive catalysts
DE4424811C2 (de) * 1994-07-14 2003-05-28 Bosch Gmbh Robert Verfahren zur Bildung eines simulierten Signals bezüglich einer Temperatur im Abgassystem einer Brennkraftmaschine
US5694770A (en) * 1994-08-09 1997-12-09 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Method and assembly for operating an electrical heater of a catalytic converter system
DE4433631B4 (de) * 1994-09-21 2004-06-17 Robert Bosch Gmbh Verfahren zur Bildung eines Signals bezüglich einer Temperatur im Abgassystem einer Brennkraftmaschine
US5626014A (en) * 1995-06-30 1997-05-06 Ford Motor Company Catalyst monitor based on a thermal power model
JPH0932540A (ja) * 1995-07-13 1997-02-04 Hino Motors Ltd ディーゼルエンジンの排ガス浄化装置
US5630315A (en) * 1995-10-06 1997-05-20 General Motors Corporation Catalyst diagnostic system and method
JP3322098B2 (ja) * 1995-11-06 2002-09-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19542038A1 (de) * 1995-11-10 1997-05-15 Roth Technik Gmbh Katalysator
JP3708606B2 (ja) * 1995-12-15 2005-10-19 日本碍子株式会社 排気ガス浄化触媒の劣化検知方法
JP3830568B2 (ja) * 1995-12-18 2006-10-04 日本碍子株式会社 排気ガス浄化触媒の劣化検知方法
US6242263B1 (en) 1996-12-20 2001-06-05 Corning Incorporated Automotive hydrocarbon sensor
US6037183A (en) * 1996-12-20 2000-03-14 Corning Incorporated Automotive hydrocarbon sensor system
DE19714715A1 (de) * 1997-04-09 1998-10-15 Emitec Emissionstechnologie Verfahren und Vorrichtung zur Überwachung eines NOx-Speichers
DE59813561D1 (de) 1997-04-09 2006-06-29 Emitec Emissionstechnologie Anordnung zur Überwachung eines NOx-Speichers
US5983628A (en) * 1998-01-29 1999-11-16 Chrysler Corporation System and method for controlling exhaust gas temperatures for increasing catalyst conversion of NOx emissions
US5987885A (en) * 1998-01-29 1999-11-23 Chrysler Corporation Combination catalytic converter and heat exchanger that maintains a catalyst substrate within an efficient operating temperature range for emmisions reduction
US6344173B1 (en) 1998-12-07 2002-02-05 Corning Incorporated Automotive hydrocarbon sensor
DE19924861C1 (de) * 1999-05-31 2000-10-26 Emitec Emissionstechnologie Keramischer Wabenkörper mit Einlagerung
US6167696B1 (en) * 1999-06-04 2001-01-02 Ford Motor Company Exhaust gas purification system for low emission vehicle
DE19953142A1 (de) * 1999-09-14 2001-03-15 Emitec Emissionstechnologie Mantelleiteranordnung für korrosive Umgebungsbedingungen und Verfahren zur Herstellung einer Mantelleiteranordnung
US6750444B2 (en) 2000-12-29 2004-06-15 Spx Corporation Apparatus and method for measuring vehicle speed and/or acceleration
US6561027B2 (en) 2000-12-29 2003-05-13 Spx Corporation Support structure for system for measuring vehicle speed and/or acceleration
US6781110B2 (en) * 2000-12-29 2004-08-24 Spx Corporation Apparatus and method for measuring vehicle speed and/or acceleration
US6694243B2 (en) 2001-02-27 2004-02-17 General Motors Corporation Method and apparatus for determining oxygen storage capacity time of a catalytic converter
DE10124550B4 (de) * 2001-05-19 2005-01-05 Daimlerchrysler Ag Sensor und Verfahren zur Überwachung und Steuerung von Katalysatoren, insbesondere von Kraftfahrzeugkatalysatoren
US6631611B2 (en) 2001-05-30 2003-10-14 General Motors Corporation Methodology of robust initialization of catalyst for consistent oxygen storage capacity measurement
US6745613B2 (en) 2001-08-13 2004-06-08 Spx Corporation Method and system for determining the type of fuel used to power a vehicle
US6857262B2 (en) 2001-08-16 2005-02-22 Spx Corporation Catalytic converter function detection
US7183945B2 (en) * 2001-08-17 2007-02-27 Spx Corporation Method and system for video capture of vehicle information
US20030034889A1 (en) 2001-08-20 2003-02-20 Rendahl Craig S. Host system and method for sensed vehicle data
US6744516B2 (en) 2001-08-21 2004-06-01 Spx Corporation Optical path structure for open path emissions sensing
US6757607B2 (en) 2001-08-23 2004-06-29 Spx Corporation Audit vehicle and audit method for remote emissions sensing
US6695473B2 (en) * 2002-05-30 2004-02-24 Ford Global Technologies, Llc Diagnostic system and method for a motor vehicle
DE10335370B4 (de) * 2002-07-31 2013-06-27 Volkswagen Ag Verfahren zur applikativen Anpassung einer Motorsteuerung und nach dem Verfahren erhaltene Motorsteuerung
US6983589B2 (en) * 2003-05-07 2006-01-10 Ford Global Technologies, Llc Diesel aftertreatment systems
US7588368B2 (en) * 2006-12-20 2009-09-15 Cummins Inc. System for diagnosing temperature sensor operation in an exhaust gas aftertreatment system
ATE448395T1 (de) * 2007-08-31 2009-11-15 Umicore Ag & Co Kg Verfahren zur prüfung des alterungszustandes eines katalysators an bord eines fahrzeugs
US7815370B2 (en) * 2007-10-11 2010-10-19 Cummins Filtration Ip, Inc. Apparatus, system, and method for detecting temperature threshold events in an aftertreatment device
JP6249611B2 (ja) * 2013-03-01 2017-12-20 住友精密工業株式会社 積層構造体
DE102014007433A1 (de) * 2014-05-22 2015-12-17 Man Truck & Bus Ag Verfahren zur Kalibrierung eines Steuergerätes, das einen durch reaktionskinetische Gleichungen beschreibbaren technischen Prozess steuert oder regelt, insbesondere zur Kalibrierung eines eine Abgasnachbehandlung in einem Abgasstrom einer Brennkraftmaschine steuernden oder regelnden Steuergerätes
CA3042226C (en) * 2016-10-31 2024-02-13 Watlow Electric Manufacturing Company High power density insulated exhaust heating system

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2239549C3 (de) * 1972-08-11 1975-02-13 Adam Opel Ag, 6090 Ruesselsheim Übertemperatur-Anzeige- und -Schutzvorrichtung, insbesondere in katalytisch wirkenden Abgasentgiftungsanlagen von Brennkraftmaschinen
US3785151A (en) * 1972-10-10 1974-01-15 Gen Motors Corp Exhaust gas recirculation system
DE2304622A1 (de) * 1973-01-31 1974-08-15 Bosch Gmbh Robert Einrichtung zur ueberwachung von katalytischen reaktoren in abgasentgiftungsanlagen von brennkraftmaschinen
DE2406073C3 (de) * 1974-02-08 1982-02-25 Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg Schaltungsanordnung zur Temperaturüberwachung an Katalysatoren für die Abgase von Kraftfahrzeug-Brennkraftmaschinen
DE2410417A1 (de) * 1974-03-05 1975-09-11 Daimler Benz Ag Ueberhitzungsschutz fuer einen abgasreinigungsblock
US3906721A (en) * 1974-08-22 1975-09-23 Gen Motors Corp Thermoelectric exhaust gas sensor
DE2643739C2 (de) * 1976-09-29 1986-03-13 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Überwachung der Aktivität von Katalysatoren für die Abgasreinigung
JPS55110941A (en) * 1979-02-20 1980-08-27 Showa Electric Wire & Cable Co Ltd Method of monitoring deterioration of catalist in baking machine
JPS55134728A (en) * 1979-04-04 1980-10-20 Nippon Denso Co Ltd Method for protecting exhaust-gas purifying apparatus from overheat
JPS5664139A (en) * 1979-10-30 1981-06-01 Fuji Heavy Ind Ltd Air fuel ratio controller
DE3516981A1 (de) * 1985-05-10 1986-11-13 Audi AG, 8070 Ingolstadt Verfahren zum ueberpruefen der funktionsfaehigkeit eines abgaskatalysators
DE3524592C1 (de) * 1985-07-10 1986-09-25 Pierburg Gmbh & Co Kg, 4040 Neuss Verfahren zur UEberpruefung der Funktionstuechtigkeit katalytischer Reaktoren und Einrichtung zur Durchfuehrung des Verfahrens
EP0223058B1 (de) * 1985-10-25 1989-10-11 INTERATOM Gesellschaft mit beschränkter Haftung Verfahren zum Löten von metallischen Katalysator-Trägerkörpern
DE3540013C1 (en) * 1985-11-12 1987-01-08 Daimler Benz Ag Method for influencing the time taken to attain the starting temperature of a catalytic converter
DE3543011A1 (de) * 1985-12-05 1987-06-11 Sueddeutsche Kuehler Behr Matrix fuer einen katalysator
JPS62223427A (ja) * 1986-03-20 1987-10-01 Nissan Motor Co Ltd 空燃比制御装置
ATE45410T1 (de) * 1986-05-12 1989-08-15 Interatom Metallischer wabenkoerper, insbesondere katalysator-traegerkoerper, mit tragwand und verfahren zu seiner herstellung.
EP0245737B1 (de) * 1986-05-12 1989-08-23 INTERATOM Gesellschaft mit beschränkter Haftung Wabenkörper, insbesondere Katalysator-Trägerkörper, mit gegensinnig verschlungenen Metallblechschichten und Verfahren zu seiner Herstellung
US4835963A (en) * 1986-08-28 1989-06-06 Allied-Signal Inc. Diesel engine particulate trap regeneration system
DE3710268A1 (de) * 1987-03-28 1988-10-06 Phywe Systeme Gmbh Verfahren zur funktionsueberwachung von katalysatoren
JPH01139906A (ja) * 1987-11-27 1989-06-01 Babcock Hitachi Kk 触媒燃焼装置
DD269673A1 (de) * 1987-12-29 1989-07-05 Technische Universitaet "Otto Von Guericke" Magdeburg,Dd Verfahren und anordnung zur ueberpruefung der funktionsfaehigkeit von oxidationskatalysatoren
JPH01232106A (ja) * 1988-03-11 1989-09-18 Nissan Motor Co Ltd 触媒劣化検出装置
DE8816514U1 (pt) * 1988-04-25 1989-10-26 Emitec Emissionstechnologie
US5060473A (en) * 1988-07-13 1991-10-29 Nissan Motor Company, Limited System for detecting deterioration of catalyst in catalytic converter

Also Published As

Publication number Publication date
DE59107491D1 (de) 1996-04-04
EP0565142A2 (de) 1993-10-13
EP0565142B1 (de) 1996-02-28
EP0521052A1 (de) 1993-01-07
US5255511A (en) 1993-10-26
RU2082888C1 (ru) 1997-06-27
EP0565142A3 (en) 1993-11-24
ES2083804T3 (es) 1996-04-16
JPH05505659A (ja) 1993-08-19
KR937000758A (ko) 1993-03-16
ES2048592T3 (es) 1994-03-16
WO1991014855A1 (de) 1991-10-03
JP2523459B2 (ja) 1996-08-07
EP0521052B1 (de) 1994-01-26
DE59100958D1 (de) 1994-03-10
KR100187711B1 (ko) 1999-06-01

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