DE69422127D1 - Verfahren zur Regelung des Luft/Kraftstoffverhältnisses einer Brennkraftmaschine - Google Patents

Verfahren zur Regelung des Luft/Kraftstoffverhältnisses einer Brennkraftmaschine

Info

Publication number
DE69422127D1
DE69422127D1 DE69422127T DE69422127T DE69422127D1 DE 69422127 D1 DE69422127 D1 DE 69422127D1 DE 69422127 T DE69422127 T DE 69422127T DE 69422127 T DE69422127 T DE 69422127T DE 69422127 D1 DE69422127 D1 DE 69422127D1
Authority
DE
Germany
Prior art keywords
regulating
air
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
DE69422127T
Other languages
English (en)
Other versions
DE69422127T2 (de
Inventor
Vincent Arthur White
Hossein Javaherian
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of DE69422127D1 publication Critical patent/DE69422127D1/de
Publication of DE69422127T2 publication Critical patent/DE69422127T2/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
    • F02D41/1439—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
    • F02D41/1477—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)
    • F02D41/1479—Using a comparator with variable reference

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69422127T 1993-10-07 1994-09-20 Verfahren zur Regelung des Luft/Kraftstoffverhältnisses einer Brennkraftmaschine Expired - Lifetime DE69422127T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/132,944 US5392598A (en) 1993-10-07 1993-10-07 Internal combustion engine air/fuel ratio regulation

Publications (2)

Publication Number Publication Date
DE69422127D1 true DE69422127D1 (de) 2000-01-20
DE69422127T2 DE69422127T2 (de) 2000-04-27

Family

ID=22456293

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422127T Expired - Lifetime DE69422127T2 (de) 1993-10-07 1994-09-20 Verfahren zur Regelung des Luft/Kraftstoffverhältnisses einer Brennkraftmaschine

Country Status (4)

Country Link
US (1) US5392598A (de)
EP (1) EP0647776B1 (de)
AU (1) AU665317B2 (de)
DE (1) DE69422127T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19545706C2 (de) * 1995-12-07 1999-07-15 Mannesmann Vdo Ag Verfahren zur Kalibrierung einer Lambdasonde in einer Brennkraftmaschine
DE19642443C2 (de) * 1996-10-15 2001-12-13 Telefunken Microelectron Verfahren zur Regelung einer Regelgröße
FR2772078B1 (fr) * 1997-12-05 2000-02-18 Renault Procede de controle de l'injection d'un moteur a combustion interne
IT1306318B1 (it) * 1998-07-16 2001-06-04 Magneti Marelli Spa Dispositivo di controllo del rapporto aria/combustibile dellamiscela alimentata ad un motore endotermico
DE10025034A1 (de) * 2000-05-20 2001-11-22 Dmc2 Degussa Metals Catalysts Verfahren zum Betreiben einer Abgasreinigungsvorrichtung an einem Otto-Motor
WO2004093811A2 (en) * 2003-04-22 2004-11-04 Pharmacia Corporation Compositions of a cyclooxygenase-2 selective inhibitor and a sodium ion channel blocker for the treatment of central nervous system damage
JP4107495B2 (ja) * 2003-08-27 2008-06-25 三菱電機株式会社 空燃比演算装置
US7014906B2 (en) * 2003-10-14 2006-03-21 3M Innovative Properties Company Hook fastener and method of making
JP2006022772A (ja) * 2004-07-09 2006-01-26 Mitsubishi Electric Corp 内燃機関の空燃比制御装置
US7140360B2 (en) * 2005-03-03 2006-11-28 Cummins, Inc. System for controlling exhaust emissions produced by an internal combustion engine
DE102009009516B4 (de) 2008-02-25 2018-10-04 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Motorbewegungsdetektionssystem und -verfahren
US8165787B2 (en) * 2011-04-08 2012-04-24 Ford Global Technologies, Llc Method for adjusting engine air-fuel ratio
US9695731B2 (en) * 2011-06-24 2017-07-04 Ford Global Technologies, Llc System and methods for controlling air fuel ratio
US9109523B2 (en) 2013-01-18 2015-08-18 Ford Global Technologies, Llc Methods and systems for humidity and PCV flow detection via an exhaust gas sensor
US9482189B2 (en) 2013-09-19 2016-11-01 Ford Global Technologies, Llc Methods and systems for an intake oxygen sensor
US9328684B2 (en) 2013-09-19 2016-05-03 Ford Global Technologies, Llc Methods and systems for an intake oxygen sensor
CN104454166B (zh) * 2013-09-25 2018-10-26 福特环球技术公司 经由排气传感器用于湿度和pcv流检测的方法和系统
US9957906B2 (en) 2013-11-06 2018-05-01 Ford Gloabl Technologies, LLC Methods and systems for PCV flow estimation with an intake oxygen sensor
US9322367B2 (en) 2014-01-14 2016-04-26 Ford Global Technologies, Llc Methods and systems for fuel canister purge flow estimation with an intake oxygen sensor
US9234476B2 (en) 2014-04-14 2016-01-12 Ford Global Technologies, Llc Methods and systems for determining a fuel concentration in engine oil using an intake oxygen sensor
US9441564B2 (en) 2014-04-14 2016-09-13 Ford Global Technologies, Llc Methods and systems for adjusting EGR based on an impact of PCV hydrocarbons on an intake oxygen sensor
CN115726895B (zh) * 2022-11-23 2024-09-17 中国第一汽车股份有限公司 一种催化器上游线性氧传感器老化补偿方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6033987B2 (ja) * 1978-05-02 1985-08-06 トヨタ自動車株式会社 フイ−ドバツク式空燃比制御装置
CH668620A5 (de) * 1984-04-12 1989-01-13 Daimler Benz Ag Verfahren zur ueberpruefung und justierung von katalytischen abgasreinigungsanlagen von verbrennungsmotoren.
US4625698A (en) * 1985-08-23 1986-12-02 General Motors Corporation Closed loop air/fuel ratio controller
US4817384A (en) * 1986-08-13 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
JPH0718366B2 (ja) * 1986-11-08 1995-03-06 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2611322B2 (ja) * 1988-04-09 1997-05-21 三菱自動車工業株式会社 内燃機関の空燃比制御装置および空燃比制御用酸素濃度センサ
DE4009901A1 (de) * 1990-03-28 1991-10-02 Bosch Gmbh Robert Verfahren und vorrichtung zur ueberwachung des konvertierungsgrades eines katalysators im abgassystem einer brennkraftmaschine
JPH0417747A (ja) * 1990-05-07 1992-01-22 Japan Electron Control Syst Co Ltd 内燃機関の空燃比制御装置
DE4128718C2 (de) * 1991-08-29 2001-02-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Kraftstoffmengenregelung für einen Verbrennungsmotor mit Katalysator
US5282360A (en) * 1992-10-30 1994-02-01 Ford Motor Company Post-catalyst feedback control
US5291673A (en) * 1992-12-21 1994-03-08 Ford Motor Company Oxygen sensor system with signal correction

Also Published As

Publication number Publication date
DE69422127T2 (de) 2000-04-27
AU7420294A (en) 1995-04-27
EP0647776A3 (de) 1997-12-10
US5392598A (en) 1995-02-28
AU665317B2 (en) 1995-12-21
EP0647776B1 (de) 1999-12-15
EP0647776A2 (de) 1995-04-12

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