FR2896541B1 - Procede de modulation du coefficient lambda. - Google Patents

Procede de modulation du coefficient lambda.

Info

Publication number
FR2896541B1
FR2896541B1 FR0752847A FR0752847A FR2896541B1 FR 2896541 B1 FR2896541 B1 FR 2896541B1 FR 0752847 A FR0752847 A FR 0752847A FR 0752847 A FR0752847 A FR 0752847A FR 2896541 B1 FR2896541 B1 FR 2896541B1
Authority
FR
France
Prior art keywords
modulating
lambda coefficient
lambda
coefficient
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
FR0752847A
Other languages
English (en)
Other versions
FR2896541A1 (fr
Inventor
Eberhard Schnaibel
Klaus Hirschmann
Richard Hotzel
Magnus Labbe
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2896541A1 publication Critical patent/FR2896541A1/fr
Application granted granted Critical
Publication of FR2896541B1 publication Critical patent/FR2896541B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02D41/1443—Plural sensors with one sensor per cylinder or group of cylinders
    • 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
    • F02D41/1408—Dithering techniques

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)
  • Exhaust Gas After Treatment (AREA)
FR0752847A 2006-01-25 2007-01-24 Procede de modulation du coefficient lambda. Expired - Fee Related FR2896541B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006003487.2A DE102006003487B4 (de) 2006-01-25 2006-01-25 Verfahren zur Lambda-Modulation

Publications (2)

Publication Number Publication Date
FR2896541A1 FR2896541A1 (fr) 2007-07-27
FR2896541B1 true FR2896541B1 (fr) 2016-05-27

Family

ID=38219774

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0752847A Expired - Fee Related FR2896541B1 (fr) 2006-01-25 2007-01-24 Procede de modulation du coefficient lambda.

Country Status (2)

Country Link
DE (1) DE102006003487B4 (fr)
FR (1) FR2896541B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008005959B4 (de) * 2008-01-24 2009-09-10 Continental Automotive Gmbh Motorsteuereinheit und Motorsteuerverfahren für eine Brennkraftmaschine
DE102011007364A1 (de) 2011-04-14 2012-10-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Regeneration eines Partikelfilters bei einem Y-Abgassystem
DE102015200090B4 (de) * 2015-01-07 2021-09-30 Volkswagen Aktiengesellschaft Sekundärluftsystem und Verfahren zur Prüfung der Funktionsfähigkeit des Sekundärluftsystems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19549633C2 (de) * 1994-02-09 2002-06-27 Fuji Heavy Ind Ltd Verfahren zum Regeln des Kraftstoff-Luftverhältnisses eines Motors
JP3838318B2 (ja) 1999-06-04 2006-10-25 日産自動車株式会社 エンジンの空燃比制御装置
DE10038974B4 (de) 2000-08-10 2007-04-19 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
JP4106529B2 (ja) 2002-02-28 2008-06-25 三菱自動車工業株式会社 多気筒内燃機関の排気浄化装置
DE10213657A1 (de) 2002-03-27 2003-10-16 Bosch Gmbh Robert Verfahren und Vorrichtung zur Regelung des Kraftstoff/Luft-Gemischverhältnisses eines Verbrennungsmotors
DE10220337B4 (de) * 2002-05-07 2006-04-20 Siemens Ag Verfahren zum Betreiben einer mit einem Dreiwegekatalysator ausgerüsteten Brennkraftmaschine
JP4338586B2 (ja) * 2004-05-26 2009-10-07 株式会社日立製作所 エンジンの排気系診断装置

Also Published As

Publication number Publication date
FR2896541A1 (fr) 2007-07-27
DE102006003487A1 (de) 2007-07-26
DE102006003487B4 (de) 2021-11-18

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