DE69713019D1 - Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators - Google Patents

Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators

Info

Publication number
DE69713019D1
DE69713019D1 DE69713019T DE69713019T DE69713019D1 DE 69713019 D1 DE69713019 D1 DE 69713019D1 DE 69713019 T DE69713019 T DE 69713019T DE 69713019 T DE69713019 T DE 69713019T DE 69713019 D1 DE69713019 D1 DE 69713019D1
Authority
DE
Germany
Prior art keywords
determining
catalytic converter
average temperature
interior point
interior
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
DE69713019T
Other languages
English (en)
Other versions
DE69713019T2 (de
Inventor
Michael John Cullen
Robert Sarow Baskins
Ziad Zaghati
Christopher K Davey
David R Nader
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Application granted granted Critical
Publication of DE69713019D1 publication Critical patent/DE69713019D1/de
Publication of DE69713019T2 publication Critical patent/DE69713019T2/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9495—Controlling the catalytic process
    • 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
    • F01N11/002—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
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/05—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of air, e.g. by mixing exhaust with air
    • 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
    • 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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • 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
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1402—Adaptive control
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1408—Dithering techniques
    • 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
    • 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
    • F02D41/1446—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 exhaust temperatures
    • 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
    • F02D41/1497—With detection of the mechanical response of the engine
    • F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/11—Testing internal-combustion engines by detecting misfire
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/12—Hydrocarbons
    • 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
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0802—Temperature of the exhaust gas treatment apparatus
    • F02D2200/0804—Estimation of the temperature of the exhaust gas treatment apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015—Engines misfires
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • 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)
  • Analytical Chemistry (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69713019T 1996-10-15 1997-10-15 Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators Expired - Fee Related DE69713019T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/731,421 US5956941A (en) 1996-10-15 1996-10-15 Method and system for estimating a midbed temperature of a catalytic converter

Publications (2)

Publication Number Publication Date
DE69713019D1 true DE69713019D1 (de) 2002-07-11
DE69713019T2 DE69713019T2 (de) 2002-11-21

Family

ID=24939437

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69717173T Expired - Fee Related DE69717173T2 (de) 1996-10-15 1997-10-15 Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators
DE69713019T Expired - Fee Related DE69713019T2 (de) 1996-10-15 1997-10-15 Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69717173T Expired - Fee Related DE69717173T2 (de) 1996-10-15 1997-10-15 Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators

Country Status (4)

Country Link
US (1) US5956941A (de)
EP (2) EP1048830B1 (de)
JP (1) JPH10121947A (de)
DE (2) DE69717173T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2337710B (en) * 1998-05-15 2002-11-13 Arvin Ind Inc Exhaust system
DE19913901C2 (de) * 1999-03-26 2001-10-18 Siemens Ag Verfahren zum Überprüfen der Funktionsfähigkeit eines Katalysators
DE19937154B4 (de) * 1999-08-06 2008-04-30 Robert Bosch Gmbh Verfahren zur saugrohrdruckgeführten geodätische Höhenerkennung bei einem Kraftfahrzeug
DE19956936A1 (de) * 1999-11-26 2001-05-31 Bosch Gmbh Robert Katalysatorschutzverfahren
JP3603797B2 (ja) * 2000-02-17 2004-12-22 日産自動車株式会社 エンジンの排気浄化装置
US6295806B1 (en) * 2000-04-05 2001-10-02 Daimlerchrysler Corporation Catalyst temperature model
US6691507B1 (en) * 2000-10-16 2004-02-17 Ford Global Technologies, Llc Closed-loop temperature control for an emission control device
US6381953B1 (en) 2000-12-07 2002-05-07 Ford Global Technologies, Inc. Exhaust gas oxygen sensor temperature control for a variable displacement engine
US6415601B1 (en) 2000-12-07 2002-07-09 Ford Global Technologies, Inc. Temperature management of catalyst system for a variable displacement engine
US6389806B1 (en) * 2000-12-07 2002-05-21 Ford Global Technologies, Inc. Variable displacement engine control for fast catalyst light-off
US6993899B2 (en) * 2001-06-20 2006-02-07 Ford Global Technologies, Llc System and method for controlling catalyst storage capacity
US6453661B1 (en) * 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for determining target oxygen storage in an automotive catalyst
US6601382B2 (en) 2001-11-15 2003-08-05 Ford Global Technologies, Llc Method and apparatus for determining a temperature of an emission catalyst
JP4069361B2 (ja) * 2002-06-11 2008-04-02 三菱自動車工業株式会社 内燃機関の点火時期制御装置
KR100448817B1 (ko) * 2002-06-28 2004-09-16 현대자동차주식회사 후단산소센서의 출력 학습방법
DE10258278A1 (de) * 2002-12-13 2004-06-24 Robert Bosch Gmbh Katalysatortemperatur-Modellierung bei exothermem Betrieb
DE10260294B4 (de) * 2002-12-20 2005-03-31 Siemens Ag Verfahren zum Erkennen von Verbrennungsausetzem bei einer Brennkraftmaschine
JP4464613B2 (ja) * 2003-02-28 2010-05-19 三菱自動車工業株式会社 触媒温度推定装置及び触媒温度推定方法
US7051517B2 (en) * 2003-07-24 2006-05-30 General Motors Corporation Apparatus and method for electronic throttle control power management enhancements
FR2860037B1 (fr) * 2003-09-23 2006-02-24 Peugeot Citroen Automobiles Sa Procede et dispositif de determination de la temperature interne d'un catatlyseur de vehicule muni d'un moteur thermique
DE10355539B4 (de) * 2003-11-27 2006-07-06 Adam Opel Ag Verfahren zur Erkennung kritischer Katalysatortemperaturen
JP2007009878A (ja) * 2005-07-04 2007-01-18 Denso Corp 内燃機関の排気管温度推定装置
FR2891868B1 (fr) * 2005-10-07 2007-12-21 Renault Sas Procede d'estimation de la temperature d'echappement d'un moteur, et procede de diagnostic d'un capteur de pression cylindre utilisant une estimation de la temperature d'echappement.
DE102005053761B3 (de) * 2005-11-10 2007-06-21 Siemens Ag Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
US9429090B2 (en) * 2008-06-04 2016-08-30 Fca Us Llc Method of estimating catalyst temperature of a multi-displacement internal combustion engine
US8646252B2 (en) * 2010-01-08 2014-02-11 GM Global Technology Operations LLC Preventing catalyst damage during misfire event
US9494090B2 (en) 2013-03-07 2016-11-15 GM Global Technology Operations LLC System and method for controlling an engine in a bi-fuel vehicle to prevent damage to a catalyst due to engine misfire
US9457789B2 (en) 2014-05-13 2016-10-04 GM Global Technology Operations LLC System and method for controlling a multi-fuel engine to reduce engine pumping losses
AT518196B1 (de) * 2016-01-28 2017-11-15 Avl List Gmbh Verfahren und Prüfstand zur Durchführung eines Prüflaufs mit einem Prüfling
US10337384B2 (en) * 2016-02-26 2019-07-02 Ford Global Technologies, Llc System and method for determining exhaust temperature
CN106338407B (zh) * 2016-11-28 2018-05-29 中车永济电机有限公司 一种牵引电机冷却系统参数的检测方法
CN108240262B (zh) * 2016-12-26 2020-08-28 联合汽车电子有限公司 获取发动机的失火信号的方法及失火阀值的标定方法
FR3107315B1 (fr) * 2020-02-18 2022-10-14 Psa Automobiles Sa Procédé de réduction des instabilités de combustion dans un moteur thermique essence lors d’une chauffe d’un système de dépollution des gaz d’echappement
CN111365147B (zh) * 2020-03-19 2021-08-03 江苏奥易克斯汽车电子科技股份有限公司 废气再循环系统流量判断方法
CN113586269A (zh) * 2021-09-03 2021-11-02 潍柴动力股份有限公司 一种三元催化器防护方法、装置、车辆及存储介质
JP7533506B2 (ja) * 2022-03-08 2024-08-14 トヨタ自動車株式会社 内燃機関の異常診断装置
CN114687842B (zh) * 2022-04-20 2023-08-18 潍柴动力股份有限公司 一种三元催化器失效诊断方法
CN117682000B (zh) * 2024-01-31 2024-05-28 延边大学 一种基于车速分析的助力车故障检测方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4019572A1 (de) * 1990-06-20 1992-01-02 Fev Motorentech Gmbh & Co Kg Verfahren zur erkennung der gefaehrdung oder schaedigung von katalysatoren oder katalytischen beschichtunggen und zur erkennung von verbrennungsaussetzern
JP2616215B2 (ja) * 1990-11-02 1997-06-04 三菱自動車工業株式会社 エンジンの出力制御装置
US5303168A (en) * 1991-10-31 1994-04-12 Ford Motor Company Engine operation to estimate and control exhaust catalytic converter temperature
JPH06280671A (ja) * 1993-03-26 1994-10-04 Honda Motor Co Ltd 内燃機関の燃焼状態判定装置及び燃焼状態制御装置
JPH0763110A (ja) * 1993-08-26 1995-03-07 Honda Motor Co Ltd 内燃機関の燃焼状態判定装置
JP2860866B2 (ja) * 1993-11-02 1999-02-24 株式会社ユニシアジェックス 車両の触媒温度検出装置
JP3244584B2 (ja) * 1994-02-10 2002-01-07 株式会社日立製作所 エンジン排気ガス浄化装置の診断方法及び装置
US5414994A (en) * 1994-02-15 1995-05-16 Ford Motor Company Method and apparatus to limit a midbed temperature of a catalytic converter
JPH07293312A (ja) * 1994-04-27 1995-11-07 Fuji Heavy Ind Ltd エンジンの制御方法
DE4433631B4 (de) * 1994-09-21 2004-06-17 Robert Bosch Gmbh Verfahren zur Bildung eines Signals bezüglich einer Temperatur im Abgassystem einer Brennkraftmaschine
JP3603422B2 (ja) * 1995-10-23 2004-12-22 日産自動車株式会社 エンジンの触媒温度推定装置および触媒診断装置
US5722236A (en) * 1996-12-13 1998-03-03 Ford Global Technologies, Inc. Adaptive exhaust temperature estimation and control

Also Published As

Publication number Publication date
DE69713019T2 (de) 2002-11-21
EP1048830A2 (de) 2000-11-02
DE69717173T2 (de) 2003-03-27
JPH10121947A (ja) 1998-05-12
EP0837234B1 (de) 2002-06-05
EP1048830B1 (de) 2002-11-13
EP0837234A1 (de) 1998-04-22
US5956941A (en) 1999-09-28
DE69717173D1 (de) 2002-12-19
EP1048830A3 (de) 2001-02-07

Similar Documents

Publication Publication Date Title
DE69717173D1 (de) Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators
DE69709051D1 (de) Verfahren und System zur Ermittlung der mittleren Temperatur eines Innenpunktes eines Katalysators
DE4498478T1 (de) Vorrichtung und Verfahren zur Bestimmung der Temperatur eines Kraftfahrzeug-Katalysators
DE69403288D1 (de) Verfahren und Vorrichtung zur Überwachung der Funktionsfähigkeit eines Katalysators
DE59707229D1 (de) Verfahren zur regelung eines aggregats und frequenzumrichter
DE69709285D1 (de) Verfahren und System zur Fernmessung
DE69617581D1 (de) System und Verfahren zur Bestimmung des Verlaufs der Grundfrequenz
DE69921896D1 (de) Vorrichtung und Verfahren zum Feststellen der Verschlechterung eines NOx-Speicherkatalysators
DE69732085D1 (de) Anordnung und Verfahren zur Phasenmessung
DE59307823D1 (de) Verfahren zur überwachung der funktion eines katalytischen konverters
DE69831519D1 (de) System und Verfahren zur Lageermittlung
DE69812122D1 (de) Verfahren und schaltung zur kalibrierung paralleller analog-digital-wandler
ID17203A (id) Katalis untuk dimetileter metode pembuatannya dan metode pembuatan dimetil eter
DE69521169D1 (de) System und Verfahren zur diskreten Radarerkennung
DE59004496D1 (de) Verfahren und Anordnung zur überschlägigen Ermittlung der mittleren Temperatur eines Bauteils einer Bremseinrichtung.
DE59709852D1 (de) Verfahren zur positionsbestimmung und hierzu geeignetes messsystem
DE59202872D1 (de) Verfahren und Vorrichtung zur Ermittlung der Konvertierungsfähigkeit eines Katalysators.
DE59705009D1 (de) Verfahren und vorrichtungen zur distanzmessung zwischen objektstrukturen
DE59607049D1 (de) Verfahren und vorrichtung zur steuerung der bremsanlage eines fahrzeugs
DE69509458D1 (de) Olefinpolymerisationskatalysator und Verfahren zur Olefinpolymerisation
DE59711226D1 (de) Verfahren zur korrekten Aussentemperaturerfassung
DE59901653D1 (de) VERFAHREN ZUR TEMPERATUR- UND LAMBDAABHÄNGIGEN DE-SULFATIERUNG EINES NO x?-SPEICHERKATALYSATORS
DE69737699D1 (de) Gerät und verfahren zur fft-berechnung
DE69700846D1 (de) Gerät und Verfahren für thermische Bildaufzeichnung
DE59812176D1 (de) Verfahren zur überwachung und fehlererkennung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FORD GLOBAL TECHNOLOGIES, LLC (N.D.GES.D. STAATES

8339 Ceased/non-payment of the annual fee