DE60122642D1 - Steuerungsvorrichtung für das Kraftstoff-Luft-Verhältnis in einer Brennkraftmaschine - Google Patents

Steuerungsvorrichtung für das Kraftstoff-Luft-Verhältnis in einer Brennkraftmaschine

Info

Publication number
DE60122642D1
DE60122642D1 DE60122642T DE60122642T DE60122642D1 DE 60122642 D1 DE60122642 D1 DE 60122642D1 DE 60122642 T DE60122642 T DE 60122642T DE 60122642 T DE60122642 T DE 60122642T DE 60122642 D1 DE60122642 D1 DE 60122642D1
Authority
DE
Germany
Prior art keywords
air
control device
combustion engine
internal combustion
fuel ratio
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
DE60122642T
Other languages
English (en)
Other versions
DE60122642T2 (de
Inventor
Akira Kamoto
Toshinari Nagai
Akihiro Katayama
Naoto Kato
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE60122642D1 publication Critical patent/DE60122642D1/de
Application granted granted Critical
Publication of DE60122642T2 publication Critical patent/DE60122642T2/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
    • F02D41/021—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
    • F02D41/0295—Control according to the amount of oxygen that is stored on 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
    • 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
    • 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
    • F01N2570/16—Oxygen
    • 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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE60122642T 2000-10-06 2001-10-04 Steuerungsvorrichtung für das Kraftstoff-Luft-Verhältnis in einer Brennkraftmaschine Expired - Lifetime DE60122642T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000307995 2000-10-06
JP2000307995A JP3622661B2 (ja) 2000-10-06 2000-10-06 内燃機関の空燃比制御装置

Publications (2)

Publication Number Publication Date
DE60122642D1 true DE60122642D1 (de) 2006-10-12
DE60122642T2 DE60122642T2 (de) 2007-09-27

Family

ID=18788397

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60122642T Expired - Lifetime DE60122642T2 (de) 2000-10-06 2001-10-04 Steuerungsvorrichtung für das Kraftstoff-Luft-Verhältnis in einer Brennkraftmaschine

Country Status (5)

Country Link
US (1) US6546719B2 (de)
EP (1) EP1195507B1 (de)
JP (1) JP3622661B2 (de)
KR (1) KR100423378B1 (de)
DE (1) DE60122642T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6453661B1 (en) * 2001-06-20 2002-09-24 Ford Global Technologies, Inc. System and method for determining target oxygen storage in an automotive catalyst
US6993899B2 (en) * 2001-06-20 2006-02-07 Ford Global Technologies, Llc System and method for controlling catalyst storage capacity
DE10205817A1 (de) * 2002-02-13 2003-08-14 Bosch Gmbh Robert Verfahren und Vorrichtung zur Regelung des Kraftstoff-/Luftverhältnisses eines Verbrennungsprozesses
JP4016905B2 (ja) * 2003-08-08 2007-12-05 トヨタ自動車株式会社 内燃機関の制御装置
DE10351590A1 (de) * 2003-11-05 2005-06-02 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine eines Fahrzeuges, insbesondere eines Kraftfahrzeuges
DE10360072A1 (de) 2003-12-20 2005-07-14 Audi Ag Abgasanlage für eine Brennkraftmaschine eines Fahrzeuges, insbesondere eines Kraftfahrzeuges
JP4221025B2 (ja) 2006-12-25 2009-02-12 三菱電機株式会社 内燃機関の空燃比制御装置
JP4938532B2 (ja) 2007-04-09 2012-05-23 トヨタ自動車株式会社 内燃機関の空燃比制御装置
WO2012098641A1 (ja) * 2011-01-18 2012-07-26 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP5930031B2 (ja) * 2012-06-25 2016-06-08 日産自動車株式会社 エンジンの排気浄化装置及び排気浄化方法
DE102013201228A1 (de) * 2013-01-25 2014-07-31 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung der Sauerstoffspeicherfähigkeit einer Abgasreinigungsanlage
RU2619092C2 (ru) * 2013-01-29 2017-05-11 Тойота Дзидося Кабусики Кайся Система управления двигателем внутреннего сгорания
RU2609601C1 (ru) * 2013-01-29 2017-02-02 Тойота Дзидося Кабусики Кайся Система управления для двигателя внутреннего сгорания
BR112016016051B1 (pt) 2014-01-10 2022-12-27 Toyota Jidosha Kabushiki Kaisha Sistema de controle de motor de combustão interna
JP6269367B2 (ja) * 2014-07-23 2018-01-31 トヨタ自動車株式会社 内燃機関の制御装置
JP6314727B2 (ja) 2014-07-28 2018-04-25 トヨタ自動車株式会社 内燃機関

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128718C2 (de) 1991-08-29 2001-02-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Kraftstoffmengenregelung für einen Verbrennungsmotor mit Katalysator
JP2996043B2 (ja) * 1993-02-26 1999-12-27 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2962987B2 (ja) * 1993-12-01 1999-10-12 本田技研工業株式会社 内燃機関の燃料制御装置
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
DE4410489C1 (de) * 1994-03-25 1995-10-05 Daimler Benz Ag Verfahren zur Steuerung des Luft/Kraftstoff-Verhältnisses für einen Verbrennungsmotor mit Katalysator
US5656765A (en) * 1995-06-28 1997-08-12 General Motors Corporation Air/fuel ratio control diagnostic
JP3820625B2 (ja) 1995-06-30 2006-09-13 株式会社デンソー 内燃機関の空燃比制御装置
DE19606652B4 (de) * 1996-02-23 2004-02-12 Robert Bosch Gmbh Verfahren der Einstellung des Kraftstoff-Luftverhältnisses für eine Brennkraftmaschine mit nachgeschaltetem Katalysator
US5842339A (en) * 1997-02-26 1998-12-01 Motorola Inc. Method for monitoring the performance of a catalytic converter
US5842340A (en) * 1997-02-26 1998-12-01 Motorola Inc. Method for controlling the level of oxygen stored by a catalyst within a catalytic converter
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

Also Published As

Publication number Publication date
EP1195507A2 (de) 2002-04-10
EP1195507A3 (de) 2004-01-21
EP1195507B1 (de) 2006-08-30
JP3622661B2 (ja) 2005-02-23
JP2002115590A (ja) 2002-04-19
KR100423378B1 (ko) 2004-03-18
US6546719B2 (en) 2003-04-15
DE60122642T2 (de) 2007-09-27
KR20020027250A (ko) 2002-04-13
US20020040577A1 (en) 2002-04-11

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)