DE69823282D1 - Optimierung der Regelung des Krafstoff/Luft-Verhältnisses einer Brennkraftmaschine unter Verwendung des Sauerstoffspeicherungsvermögens eines Katalysator - Google Patents

Optimierung der Regelung des Krafstoff/Luft-Verhältnisses einer Brennkraftmaschine unter Verwendung des Sauerstoffspeicherungsvermögens eines Katalysator

Info

Publication number
DE69823282D1
DE69823282D1 DE69823282T DE69823282T DE69823282D1 DE 69823282 D1 DE69823282 D1 DE 69823282D1 DE 69823282 T DE69823282 T DE 69823282T DE 69823282 T DE69823282 T DE 69823282T DE 69823282 D1 DE69823282 D1 DE 69823282D1
Authority
DE
Germany
Prior art keywords
optimizing
fuel
combustion engine
internal combustion
control
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 - Lifetime
Application number
DE69823282T
Other languages
English (en)
Other versions
DE69823282T2 (de
Inventor
Ching-Po Liu
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 Systems Inc
Original Assignee
Siemens VDO Automotive 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 VDO Automotive Corp filed Critical Siemens VDO Automotive Corp
Application granted granted Critical
Publication of DE69823282D1 publication Critical patent/DE69823282D1/de
Publication of DE69823282T2 publication Critical patent/DE69823282T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1483—Proportional component
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the 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
    • F02D41/1438—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
    • 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
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1422—Variable gain or coefficients
    • 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
    • F02D2200/0816—Oxygen storage capacity
    • 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)
  • Exhaust Gas After Treatment (AREA)
DE69823282T 1997-08-13 1998-08-07 Optimierung der Regelung des Kraftstoff/Luft-Verhältnisses einer Brennkraftmaschine unter Verwendung des Sauerstoffspeicherungsvermögens eines Katalysators Expired - Lifetime DE69823282T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US911536 1997-08-13
US08/911,536 US5848528A (en) 1997-08-13 1997-08-13 Optimization of closed-loop and post O2 fuel control by measuring catalyst oxygen storage capacity

Publications (2)

Publication Number Publication Date
DE69823282D1 true DE69823282D1 (de) 2004-05-27
DE69823282T2 DE69823282T2 (de) 2005-05-12

Family

ID=25430416

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69823282T Expired - Lifetime DE69823282T2 (de) 1997-08-13 1998-08-07 Optimierung der Regelung des Kraftstoff/Luft-Verhältnisses einer Brennkraftmaschine unter Verwendung des Sauerstoffspeicherungsvermögens eines Katalysators

Country Status (3)

Country Link
US (1) US5848528A (de)
EP (1) EP0897055B1 (de)
DE (1) DE69823282T2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6052989A (en) * 1998-01-23 2000-04-25 Ford Global Technologies, Inc. Emission control system for internal combustion engines
US5941211A (en) * 1998-02-17 1999-08-24 Ford Global Technologies, Inc. Direct injection spark ignition engine having deceleration fuel shutoff
US6336320B1 (en) * 1998-07-10 2002-01-08 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification device for an internal combustion engine
JP3572961B2 (ja) * 1998-10-16 2004-10-06 日産自動車株式会社 エンジンの排気浄化装置
US6006153A (en) * 1998-10-22 1999-12-21 Chrysler Corporation Discrete processing catalyst monitoring
JP3811306B2 (ja) * 1998-12-17 2006-08-16 本田技研工業株式会社 単気筒４サイクルエンジン
JP3868693B2 (ja) 1999-03-03 2007-01-17 日産自動車株式会社 内燃機関の空燃比制御装置
DE19913901C2 (de) * 1999-03-26 2001-10-18 Siemens Ag Verfahren zum Überprüfen der Funktionsfähigkeit eines Katalysators
US6253542B1 (en) 1999-08-17 2001-07-03 Ford Global Technologies, Inc. Air-fuel ratio feedback control
JP3606211B2 (ja) * 2000-02-22 2005-01-05 日産自動車株式会社 エンジンの排気浄化装置
WO2001063109A2 (en) * 2000-02-25 2001-08-30 Nissan Motor Co., Ltd. Engine exhaust purification arrangement
US6843051B1 (en) * 2000-03-17 2005-01-18 Ford Global Technologies, Llc Method and apparatus for controlling lean-burn engine to purge trap of stored NOx
US6438944B1 (en) * 2000-03-17 2002-08-27 Ford Global Technologies, Inc. Method and apparatus for optimizing purge fuel for purging emissions control device
US6453665B1 (en) 2000-04-28 2002-09-24 Ford Global Technologies, Inc. Catalyst based adaptive fuel control
DE10025034A1 (de) * 2000-05-20 2001-11-22 Dmc2 Degussa Metals Catalysts Verfahren zum Betreiben einer Abgasreinigungsvorrichtung an einem Otto-Motor
DE10056035A1 (de) * 2000-11-11 2002-05-16 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung eines Abgasnachbehandlungssystems
US6463733B1 (en) * 2001-06-19 2002-10-15 Ford Global Technologies, Inc. Method and system for optimizing open-loop fill and purge times for an emission control device
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
US6470675B1 (en) 2001-06-20 2002-10-29 Ford Global Technologies, Inc. System and method controlling engine based on predicated engine operating conditions
US6629409B2 (en) * 2001-06-20 2003-10-07 Ford Global Technologies, Llc System and method for determining set point location for oxidant-based engine air/fuel control strategy
US6453662B1 (en) 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for estimating oxidant storage of a catalyst
US6497093B1 (en) 2001-06-20 2002-12-24 Ford Global Technologies, Inc. System and method for adjusting air-fuel ratio
JP2003065109A (ja) * 2001-08-28 2003-03-05 Honda Motor Co Ltd 内燃機関の空燃比フィードバック制御装置
JP3963130B2 (ja) * 2002-06-27 2007-08-22 トヨタ自動車株式会社 触媒劣化判定装置
US6840036B2 (en) * 2002-08-30 2005-01-11 Ford Global Technologies, Llc Control of oxygen storage in a catalytic converter
DE102004017886B3 (de) * 2004-04-13 2005-07-21 Audi Ag Verfahren und Vorrichtung zur Lambdaregelung einer Brennkraftmaschine mit Abgaskatalysator
DE102004038482B3 (de) * 2004-08-07 2005-07-07 Audi Ag Verfahren zur Regelung des einer Brennkraftmaschine zugeführten Luft/Kraftstoffverhältnisses
DE102004038481B3 (de) * 2004-08-07 2005-07-07 Audi Ag Verfahren zur Regelung des einer Brennkraftmaschine zugeführten Luft/Kraftstoffverhältnisses
DE102005059894B4 (de) * 2005-12-15 2019-07-25 Robert Bosch Gmbh Verfahren zur Messung der Sauerstoffspeicherfähigkeit einer Abgasreinigungsanlage
US8346458B2 (en) * 2009-10-01 2013-01-01 GM Global Technology Operations LLC Compensating for random catalyst behavior
CN104832305B (zh) * 2014-12-16 2018-03-27 北汽福田汽车股份有限公司 汽车催化器的储氧量检测方法、系统及车辆

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4878473A (en) * 1987-09-30 1989-11-07 Japan Electronic Control Systems Co. Ltd. Internal combustion engine with electronic air-fuel ratio control apparatus
US5083427A (en) * 1990-02-12 1992-01-28 Ford Motor Company Apparatus and method to reduce automotive emissions using filter catalyst interactive with uego
US5228335A (en) * 1991-02-25 1993-07-20 The United States Of America As Represented By The United States Environmental Protection Agency Method and apparatus for detection of catalyst failure on-board a motor vehicle using a dual oxygen sensor and an algorithm
JPH051600A (ja) * 1991-06-26 1993-01-08 Nissan Motor Co Ltd 内燃機関の空燃比制御装置
US5159810A (en) * 1991-08-26 1992-11-03 Ford Motor Company Catalytic converter monitoring using downstream oxygen sensor
FR2682993B1 (fr) * 1991-10-28 1994-01-28 Siemens Automotive Sa Procede de surveillance de l'efficacite d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne.
JP3620051B2 (ja) * 1992-08-27 2005-02-16 株式会社デンソー エンジン用触媒劣化検出装置
JPH06146867A (ja) * 1992-11-13 1994-05-27 Toyota Motor Corp 二次空気供給機構の異常検出装置
JPH06229292A (ja) * 1993-01-29 1994-08-16 Honda Motor Co Ltd 内燃機関の空燃比制御装置
JP3052642B2 (ja) * 1993-02-03 2000-06-19 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US5390490A (en) * 1993-11-04 1995-02-21 Ford Motor Company Method and apparatus for measuring the efficacy of a catalytic converter
US5385016A (en) * 1993-12-27 1995-01-31 Ford Motor Company Air/fuel control system responsive to duo upstream EGO sensors with converter monitoring
US5678402A (en) * 1994-03-23 1997-10-21 Honda Giken Kogyo Kabushiki Kaisha Air-fuel ratio control system for internal combustion engines and exhaust system temperature-estimating device applicable thereto
JP3403801B2 (ja) * 1994-03-23 2003-05-06 本田技研工業株式会社 内燃機関の排気系温度推定装置
US5499500A (en) * 1994-12-19 1996-03-19 Ford Motor Company Engine air/fuel control system with catalytic converter and exhaust gas oxygen sensor monitoring
US5544481A (en) * 1995-03-31 1996-08-13 Ford Motor Company Engine air/fuel control system and catalytic converter monitoring
DE19651613C1 (de) * 1996-12-12 1998-08-06 Mannesmann Vdo Ag Verfahren zur Regelung des Kraftstoff-Luft-Verhältnisses einer Brennkraftmaschine

Also Published As

Publication number Publication date
US5848528A (en) 1998-12-15
DE69823282T2 (de) 2005-05-12
EP0897055B1 (de) 2004-04-21
EP0897055A2 (de) 1999-02-17
EP0897055A3 (de) 2000-06-28

Similar Documents

Publication Publication Date Title
DE69823282D1 (de) Optimierung der Regelung des Krafstoff/Luft-Verhältnisses einer Brennkraftmaschine unter Verwendung des Sauerstoffspeicherungsvermögens eines Katalysator
DE69821579D1 (de) Katalysator zur Regelung der Abgasemission einer Brennkraftmaschine
DE69933357D1 (de) Energiegewinnungssystem unter Verwendung einer Festoxidbrennstoffzelle auf der Abgasseite einer Brennkraftmaschine
DE59812704D1 (de) Abgasreinigungskatalysator für Verbrennungsmotoren mit zwei katalytisch aktiven Schichten auf einem Tragkörper
DE69841504D1 (de) Abgassteuerungssystem für Brennkraftmaschine mit NOx-Katalysator
ITMI912347A0 (it) Marmitte silenziatrice combinata con convertitore catalitico per motori a combustione interna
DE59901383D1 (de) Abgasanlage einer Brennkraftmaschine mit einem Speichervolumen
DE60043251D1 (de) Abschaltsteuerung einer Brennkraftmachine in einem Hybridfahrzeug
DE69737894D1 (de) Abschaltsteuerung einer Brennkraftmachine in einem Parallelhybridfahrzeug
CA2137039A1 (en) Fuel supply control system for internal combustion engines
DE58905952D1 (de) Katalysator zur Reinigung der Abgase von Verbrennungskraftmaschinen unter Verminderung der Emission von Schwefelwasserstoff, Herstellung und Verwendung.
DE69810998T2 (de) Brennkraftmaschine mit einem NOx-Absorptionskatalysator
EP1057989A3 (de) Luft-Kraftstoffverhältnis-Steuerungssystem
DE60019657D1 (de) Steuersystem für das Luft/Kraftstoffverhältnis einer Brennkraftmaschine
DE69917195D1 (de) Steuersystem für das Luft/Kraftstoffverhältnis einer Brennkraftmaschine
DE59808396D1 (de) REGENERATION EINES NOx-SPEICHERKATALYSATORS EINES VERBRENNUNGSMOTORS
GB2248699B (en) Method of regulating operation of an internal combustion engine with a catalytic converter
DE60018314D1 (de) Kraftstoffeinspritzungsregler für einer Brennkraftmaschine mit Direkteinspritzung
DE69733702D1 (de) Katalysator zur Abgaskontrolle für Dieselmotoren
DE50015898D1 (de) Brennkraftmaschine mit einem kleinvolumigen katalysator
DE69701525T2 (de) Katalysator für verbrennungsmotor mit verbrennung eines mageren gemisches
GB9116182D0 (en) Method of controlling an internal combustion engine with a catalytic converter
DE69726332D1 (de) Katalysator zur Regelung der Abgasemission
DE69704440D1 (de) Katalysator zur Reinigung von Abgas einer Brennkraftmaschine
DE60140776D1 (de) Steuerverfahren für das Luft-/Kraftstoffverhältnis einer Brennkraftmaschine mit Magergemischverbrennung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: MAIER, D., DIPL.-ING. UNIV., PAT.-ASS., 85221 DACH