ATE491088T1 - Steuerverfahren für das mischverhältnis in einem mehrzylinder-verbrennungsmotor mit mindestens zwei vor einem katalysator befindlichen lambdasonden - Google Patents

Steuerverfahren für das mischverhältnis in einem mehrzylinder-verbrennungsmotor mit mindestens zwei vor einem katalysator befindlichen lambdasonden

Info

Publication number
ATE491088T1
ATE491088T1 AT07425596T AT07425596T ATE491088T1 AT E491088 T1 ATE491088 T1 AT E491088T1 AT 07425596 T AT07425596 T AT 07425596T AT 07425596 T AT07425596 T AT 07425596T AT E491088 T1 ATE491088 T1 AT E491088T1
Authority
AT
Austria
Prior art keywords
mixture ratio
control method
cylinder group
combustion engine
fuel
Prior art date
Application number
AT07425596T
Other languages
English (en)
Inventor
Andrea Alessandri
Fabio Sensi
Loris Lambertini
Maurizio Fiorentini
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Application granted granted Critical
Publication of ATE491088T1 publication Critical patent/ATE491088T1/de

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
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0082—Controlling each cylinder individually per groups or banks

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)
  • Output Control And Ontrol Of Special Type Engine (AREA)
AT07425596T 2007-09-26 2007-09-26 Steuerverfahren für das mischverhältnis in einem mehrzylinder-verbrennungsmotor mit mindestens zwei vor einem katalysator befindlichen lambdasonden ATE491088T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07425596A EP2042715B1 (de) 2007-09-26 2007-09-26 Steuerverfahren für das Mischverhältnis in einem Mehrzylinder-Verbrennungsmotor mit mindestens zwei vor einem Katalysator befindlichen Lambdasonden

Publications (1)

Publication Number Publication Date
ATE491088T1 true ATE491088T1 (de) 2010-12-15

Family

ID=39282226

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07425596T ATE491088T1 (de) 2007-09-26 2007-09-26 Steuerverfahren für das mischverhältnis in einem mehrzylinder-verbrennungsmotor mit mindestens zwei vor einem katalysator befindlichen lambdasonden

Country Status (6)

Country Link
US (1) US7620489B2 (de)
EP (1) EP2042715B1 (de)
CN (1) CN101440752B (de)
AT (1) ATE491088T1 (de)
BR (1) BRPI0803627B8 (de)
DE (1) DE602007011066D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201021887D0 (en) * 2010-12-21 2011-02-02 Johnson Matthey Plc Oxidation catalyst for a lean burn internal combustion engine
CN113009072B (zh) * 2019-12-20 2022-05-17 宁波方太厨具有限公司 一种甲醛检测方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0713494B2 (ja) * 1986-06-24 1995-02-15 日産自動車株式会社 内燃機関の空燃比制御装置
JPH04134149A (ja) * 1990-09-26 1992-05-08 Mazda Motor Corp エンジンの制御装置
JPH0526085A (ja) * 1991-07-17 1993-02-02 Toyota Motor Corp 内燃機関の空燃比制御装置
JP3577728B2 (ja) * 1993-12-03 2004-10-13 株式会社デンソー 内燃機関の空燃比制御装置
US5511377A (en) * 1994-08-01 1996-04-30 Ford Motor Company Engine air/fuel ratio control responsive to stereo ego sensors
IT1267637B1 (it) * 1994-11-30 1997-02-07 Fiat Ricerche Sistema di monitoraggio dell'efficienza di un catalizzatore, particolarmente per autoveicoli.
DE19734670C1 (de) * 1997-08-11 1999-05-27 Daimler Chrysler Ag Verfahren zur Vertauschprüfung von Lambdasonden
IT1298944B1 (it) * 1998-02-24 2000-02-07 Automobili Lamborghini Spa Procedimento per rilevare il mancato scoppio in un motore a combustione interna e sistema che realizza tale procedimento
JP3967524B2 (ja) * 1999-12-22 2007-08-29 本田技研工業株式会社 内燃機関の空燃比制御装置
DE10038974B4 (de) * 2000-08-10 2007-04-19 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs
JP2007162565A (ja) * 2005-12-14 2007-06-28 Toyota Motor Corp 内燃機関の空燃比制御装置

Also Published As

Publication number Publication date
EP2042715B1 (de) 2010-12-08
US20090143956A1 (en) 2009-06-04
CN101440752B (zh) 2013-07-31
BRPI0803627B8 (pt) 2022-12-06
CN101440752A (zh) 2009-05-27
EP2042715A1 (de) 2009-04-01
DE602007011066D1 (de) 2011-01-20
BRPI0803627A2 (pt) 2009-06-02
BRPI0803627B1 (pt) 2019-08-20
US7620489B2 (en) 2009-11-17

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Legal Events

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