DE3711868C2 - - Google Patents

Info

Publication number
DE3711868C2
DE3711868C2 DE3711868A DE3711868A DE3711868C2 DE 3711868 C2 DE3711868 C2 DE 3711868C2 DE 3711868 A DE3711868 A DE 3711868A DE 3711868 A DE3711868 A DE 3711868A DE 3711868 C2 DE3711868 C2 DE 3711868C2
Authority
DE
Germany
Prior art keywords
signal
fuel
ratio
air
operating conditions
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
DE3711868A
Other languages
German (de)
English (en)
Other versions
DE3711868A1 (de
Inventor
Yoshiyuki Hachiohji Tokio/Tokyo Jp Sogawa
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.)
Subaru Corp
Original Assignee
Fuji Jukogyo KK
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 Fuji Jukogyo KK filed Critical Fuji Jukogyo KK
Publication of DE3711868A1 publication Critical patent/DE3711868A1/de
Application granted granted Critical
Publication of DE3711868C2 publication Critical patent/DE3711868C2/de
Granted 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
    • F02D41/1477—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)
    • F02D41/1481—Using a delaying circuit
    • 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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • F02D41/1476—Biasing of the sensor

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)
DE19873711868 1986-04-09 1987-04-08 Kraftstoff/luft verhaeltnis-regelsystem fuer eine brennkraftmaschine Granted DE3711868A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61083119A JPH0819870B2 (ja) 1986-04-09 1986-04-09 リ−ンバ−ンエンジンの空燃比制御装置

Publications (2)

Publication Number Publication Date
DE3711868A1 DE3711868A1 (de) 1987-10-15
DE3711868C2 true DE3711868C2 (forum.php) 1990-05-10

Family

ID=13793315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873711868 Granted DE3711868A1 (de) 1986-04-09 1987-04-08 Kraftstoff/luft verhaeltnis-regelsystem fuer eine brennkraftmaschine

Country Status (4)

Country Link
US (1) US4730590A (forum.php)
JP (1) JPH0819870B2 (forum.php)
DE (1) DE3711868A1 (forum.php)
GB (1) GB2189057B (forum.php)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190541U (forum.php) * 1987-05-27 1988-12-08
JPH01177432A (ja) * 1987-12-28 1989-07-13 Fuji Heavy Ind Ltd 内燃機関の燃料噴射制御装置
US5666923A (en) * 1994-05-04 1997-09-16 University Of Central Florida Hydrogen enriched natural gas as a motor fuel with variable air fuel ratio and fuel mixture ratio control
US6786197B2 (en) * 1999-12-18 2004-09-07 Robert Bosch Gmbh Method and device for controlling the drive unit of a vehicle
DE10058355A1 (de) 1999-12-18 2001-08-30 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Antriebseinheit eines Fahrzeugs
EP1242732B1 (de) * 1999-12-18 2007-02-07 Robert Bosch Gmbh Verfahren und vorrichtung zur steuerung der antriebseinheit eines fahrzeugs
US7266459B2 (en) 2000-05-31 2007-09-04 Ngk Spark Plug Co., Ltd. Gas detector and automobile ventilation system
US6859737B2 (en) * 2001-11-29 2005-02-22 Ngk Spark Plug Co., Ltd. Gas detection apparatus and automatic ventilation system for vehicle
US6739125B1 (en) 2002-11-13 2004-05-25 Collier Technologies, Inc. Internal combustion engine with SCR and integrated ammonia production

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6060019B2 (ja) * 1977-10-17 1985-12-27 株式会社日立製作所 エンジンの制御方法
JPS5612031A (en) * 1979-07-12 1981-02-05 Nippon Denso Co Ltd Air fuel ratio controller
US4526001A (en) * 1981-02-13 1985-07-02 Engelhard Corporation Method and means for controlling air-to-fuel ratio
JPS5820949A (ja) * 1981-07-29 1983-02-07 Nippon Denso Co Ltd 空燃比制御方式
US4483301A (en) * 1981-09-03 1984-11-20 Nippondenso Co., Ltd. Method and apparatus for controlling fuel injection in accordance with calculated basic amount
JPS5848749A (ja) * 1981-09-16 1983-03-22 Toyota Motor Corp 内燃機関の空燃比制御方法及び装置
JPS5859330A (ja) * 1981-10-03 1983-04-08 Toyota Motor Corp 内燃機関の空燃比制御方法
JPS5882040A (ja) * 1981-11-11 1983-05-17 Hitachi Ltd 空燃比制御装置
US4512313A (en) * 1982-06-04 1985-04-23 Mazda Motor Corporation Engine control system having exhaust gas sensor
JPS58214626A (ja) * 1982-06-08 1983-12-13 Toyota Motor Corp 燃料噴射内燃機関の空燃比制御装置
JPS59208141A (ja) * 1983-05-12 1984-11-26 Toyota Motor Corp 電子制御エンジンの空燃比リ−ン制御方法
JPH0713493B2 (ja) * 1983-08-24 1995-02-15 株式会社日立製作所 内燃機関の空燃比制御装置

Also Published As

Publication number Publication date
JPH0819870B2 (ja) 1996-02-28
GB2189057A (en) 1987-10-14
JPS62240446A (ja) 1987-10-21
DE3711868A1 (de) 1987-10-15
US4730590A (en) 1988-03-15
GB8708410D0 (en) 1987-05-13
GB2189057B (en) 1990-04-18

Similar Documents

Publication Publication Date Title
DE68904437T2 (de) Steuerung fuer motor-kraftstoffeinspritzung.
DE19606652B4 (de) Verfahren der Einstellung des Kraftstoff-Luftverhältnisses für eine Brennkraftmaschine mit nachgeschaltetem Katalysator
DE3201372C2 (de) Verfahren und Einrichtung zum Regeln des Luft/Kraftstoff-Verhältnisses eines Verbrennungsmotors mit mehreren Zylindern
DE69410043T2 (de) Luft-Kraftstoff-Verhältnis-Regeleinrichtung für eine Brennkraftmaschine
DE69122822T2 (de) Vorrichtung zum Feststellen des Reinigungsfaktors eines Katalysators in einem katalytischen Konverter für einen Innenverbrennungsmotor
DE3910326C2 (de) Vorrichtung zur Bestimmung der Kraftstoffeinspritzmenge
DE4122702C2 (de) Vorrichtung und Verfahren zur Diagnose der Katalysatordegradation des Katalysators eines Verbrennungsmotors mit einem Luft-Kraftstoffverhältnis-Regelungssystem
DE3833124C2 (forum.php)
DE3590028C2 (forum.php)
DE3853434T2 (de) System für brennstoffsteuerung.
DE4211851A1 (de) Verfahren zum bestimmen der zylinderfuellung bei einem verbrennungsmotor mit agr, sowie zum steuern der kraftstoffeinspritzung
DE19752271A1 (de) Verfahren und Vorrichtung zur adaptiven Abgastemperatur-Schätzung und -Steuerung
DE3714543C2 (forum.php)
DE4007557A1 (de) Treibstoffregler fuer verbrennungsmotor
DE3218777C2 (de) Verfahren und Vorrichtung zur elektronischen Steuerung der Brennstoffeinspritzmenge einer Brennkraftmaschine
DE69107809T2 (de) Gerät zur Steuerung von Drehmomentänderungen in einer Brennkraftmaschine.
DE3711868C2 (forum.php)
DE3714902A1 (de) Vorrichtung und verfahren zum messen der einlassluftmenge einer brennkraftmaschine
DE3318511C2 (forum.php)
DE19545924B4 (de) Verfahren und Vorrichtungen zum Steuern des Luft/Kraftstoffverhältnis-Lernens eines Motors mit innerer Verbrennung
DE19501150C2 (de) Verfahren zum Steuern des Luft-Kraftstoffverhältnisses bei einem Verbrennungsmotor und Steuerungsvorrichtung hierzu
DE4238807A1 (en) IC engine exhaust gas catalyser monitoring system - uses cross-correlation function for signals from oxygen@ sensors inserted in exhaust line before and after catalyser
DE3725521C2 (forum.php)
DE69128398T2 (de) Verfahren und Vorrichtung zur Überwachung der Verschlechterung des Abgasreinigers eines Innenverbrennungsmotors
DE19581053B4 (de) Verfahren und Vorrichtung für eine adaptive Kraftstoffzumessung bei Zweitaktmotoren

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee