FR2851014B1 - Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant - Google Patents

Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant

Info

Publication number
FR2851014B1
FR2851014B1 FR0301466A FR0301466A FR2851014B1 FR 2851014 B1 FR2851014 B1 FR 2851014B1 FR 0301466 A FR0301466 A FR 0301466A FR 0301466 A FR0301466 A FR 0301466A FR 2851014 B1 FR2851014 B1 FR 2851014B1
Authority
FR
France
Prior art keywords
engine
estimating
controlling
air
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 - Fee Related
Application number
FR0301466A
Other languages
English (en)
Other versions
FR2851014A1 (fr
Inventor
Jamil Abida
Emmanuel Buis
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR0301466A priority Critical patent/FR2851014B1/fr
Priority to EP04290240A priority patent/EP1445458A1/fr
Publication of FR2851014A1 publication Critical patent/FR2851014A1/fr
Application granted granted Critical
Publication of FR2851014B1 publication Critical patent/FR2851014B1/fr
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
    • F02D41/02—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
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/02—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
    • 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
    • F02D41/1458—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 determination means using an estimation
    • 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]
    • F02D41/0065—Specific aspects of external EGR control

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
FR0301466A 2003-02-07 2003-02-07 Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant Expired - Fee Related FR2851014B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0301466A FR2851014B1 (fr) 2003-02-07 2003-02-07 Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant
EP04290240A EP1445458A1 (fr) 2003-02-07 2004-01-30 Procédé d'estimation du rapport air/carburant d'un moteur procédé de contrôle d'un moteur utilisant celui-ci et dispositif correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0301466A FR2851014B1 (fr) 2003-02-07 2003-02-07 Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant

Publications (2)

Publication Number Publication Date
FR2851014A1 FR2851014A1 (fr) 2004-08-13
FR2851014B1 true FR2851014B1 (fr) 2008-03-14

Family

ID=32606018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0301466A Expired - Fee Related FR2851014B1 (fr) 2003-02-07 2003-02-07 Procede d'estimation du rapport air/carburant d'un moteur, procede de controle d'un moteur utilisant celui-ci et dispositif correspondant

Country Status (2)

Country Link
EP (1) EP1445458A1 (fr)
FR (1) FR2851014B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2982641B1 (fr) 2011-11-14 2013-11-29 Renault Sa Systeme et procede d'estimation de la richesse du melange gazeux dans la chambre de combustion d'un moteur a combustion interne d'un groupe motopropulseur de vehicule automobile
CN114036860A (zh) * 2021-10-13 2022-02-11 江铃汽车股份有限公司 确定发动机排气带走热量方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3614251C1 (de) * 1986-04-26 1987-01-29 F & O Electronic Systems Verfahren zur Abgasentgiftung einer Verbrennungskraftmaschine unter Verwendung eines katalytischen Systems und Vorrichtung zur Durchfuehrung des Verfahrens
JP2902162B2 (ja) * 1991-06-14 1999-06-07 日本碍子株式会社 空燃比センサの出力補正方法
US5150694A (en) 1991-11-22 1992-09-29 General Motors Corporation Diesel engine closed loop air/fuel ratio control
KR100462458B1 (ko) * 1996-03-15 2005-05-24 지멘스 악티엔게젤샤프트 외부배기가스를재순환하는내연기관의실린더로유입되는맑은공기의질량을모델을이용하여결정하는방법
DK0892124T3 (da) 1997-07-14 2004-06-01 Alcan Gmbh Aftrækkelig beskyttelsesfolie til metalblikbaner eller metalblikstriber
DE19900729A1 (de) 1999-01-12 2000-07-13 Bosch Gmbh Robert System zum Betreiben einer Brennkraftmaschine insbesondere für ein Kraftfahrzeug
FR2805567B1 (fr) 2000-02-28 2002-12-06 Peugeot Citroen Automobiles Sa Systeme de controle du fonctionnement d'un moteur diesel de vehicule automobile
JP3918402B2 (ja) 2000-05-18 2007-05-23 日産自動車株式会社 ディーゼルエンジンの制御装置
ITBO20010010A1 (it) * 2001-01-12 2002-07-12 Magneti Marelli Spa Metodo per la stima della quantita' di aria fresca presente nei collettori di respirazione e di scarico di un motore a combustione interna c
JP3979066B2 (ja) * 2001-03-30 2007-09-19 日産自動車株式会社 エンジンの空燃比制御装置

Also Published As

Publication number Publication date
EP1445458A1 (fr) 2004-08-11
FR2851014A1 (fr) 2004-08-13

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