DE69504468T2 - Verfahren und Vorrichtung zum Steuern des Kraftstoff/Luft-Verhältnisses eines Verbrennungsmotors mit gesteuerter Zündung - Google Patents

Verfahren und Vorrichtung zum Steuern des Kraftstoff/Luft-Verhältnisses eines Verbrennungsmotors mit gesteuerter Zündung

Info

Publication number
DE69504468T2
DE69504468T2 DE69504468T DE69504468T DE69504468T2 DE 69504468 T2 DE69504468 T2 DE 69504468T2 DE 69504468 T DE69504468 T DE 69504468T DE 69504468 T DE69504468 T DE 69504468T DE 69504468 T2 DE69504468 T2 DE 69504468T2
Authority
DE
Germany
Prior art keywords
probe
fuel
air
richness
engine
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
DE69504468T
Other languages
German (de)
English (en)
Other versions
DE69504468D1 (de
Inventor
Gaetan F-92500 Rueil-Malmaison Monnier
Herve F-60100 Creil Perrin
Richard F-69003 Lyon Tilagone
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.)
IFP Energies nouvelles
Original Assignee
IFP Energies nouvelles
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 IFP Energies nouvelles filed Critical IFP Energies nouvelles
Application granted granted Critical
Publication of DE69504468D1 publication Critical patent/DE69504468D1/de
Publication of DE69504468T2 publication Critical patent/DE69504468T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/0015—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for using exhaust gas sensors
    • F02D35/0023—Controlling air supply
    • F02D35/0038—Controlling air supply by means of air pumps
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of 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
    • F02D41/1454—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 an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—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 an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2432—Methods of calibration
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
DE69504468T 1994-12-29 1995-12-22 Verfahren und Vorrichtung zum Steuern des Kraftstoff/Luft-Verhältnisses eines Verbrennungsmotors mit gesteuerter Zündung Expired - Fee Related DE69504468T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415898A FR2728940A1 (fr) 1994-12-29 1994-12-29 Procede et dispositif de controle de la richesse d'un moteur a allumage commande

Publications (2)

Publication Number Publication Date
DE69504468D1 DE69504468D1 (de) 1998-10-08
DE69504468T2 true DE69504468T2 (de) 1999-01-28

Family

ID=9470436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504468T Expired - Fee Related DE69504468T2 (de) 1994-12-29 1995-12-22 Verfahren und Vorrichtung zum Steuern des Kraftstoff/Luft-Verhältnisses eines Verbrennungsmotors mit gesteuerter Zündung

Country Status (5)

Country Link
EP (1) EP0719918B1 (enExample)
AT (1) ATE170596T1 (enExample)
DE (1) DE69504468T2 (enExample)
ES (1) ES2121316T3 (enExample)
FR (1) FR2728940A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0878709B1 (en) * 1997-03-21 2004-08-25 NGK Spark Plug Co. Ltd. Method and apparatus for measuring NOx gas concentration
DE19810973A1 (de) * 1998-03-13 1999-09-30 Fev Motorentech Gmbh Verfahren zur Nullpunktstabilisierung eines Abgassensors sowie Anordnung zur Durchführung des Verfahrens
DE10008441A1 (de) * 2000-02-23 2001-09-13 Heraeus Electro Nite Int Verfahren zur Bestimmung des Sauerstoffgehaltes eines Messgases

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3115404A1 (de) * 1981-04-16 1982-11-11 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur ueberwachung und kalibrierung von grenzstromsonden
JPS5857050A (ja) * 1981-09-29 1983-04-05 Toyota Motor Corp 内燃機関の空燃比制御装置
US4502444A (en) * 1983-07-19 1985-03-05 Engelhard Corporation Air-fuel ratio controller
US4751907A (en) * 1985-09-27 1988-06-21 Nissan Motor Co., Ltd. Air/fuel ratio detecting apparatus for internal combustion engines
JPS63239335A (ja) * 1987-03-25 1988-10-05 Toyota Motor Corp 内燃機関の空燃比制御装置
JPH08507143A (ja) * 1993-02-26 1996-07-30 ロート‐テヒニーク・ゲー・エム・ベー・ハー・ウント・コー・フォルシュング・フュア・アウトモービル‐ウント・ウムヴェルトテヒニーク ラムダセンサの組合せ

Also Published As

Publication number Publication date
ES2121316T3 (es) 1998-11-16
ATE170596T1 (de) 1998-09-15
DE69504468D1 (de) 1998-10-08
EP0719918A1 (fr) 1996-07-03
EP0719918B1 (fr) 1998-09-02
FR2728940B1 (enExample) 1997-02-21
FR2728940A1 (fr) 1996-07-05

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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: VONNEMANN, KLOIBER & KOLLEGEN, 80796 MUENCHEN

8339 Ceased/non-payment of the annual fee