DE3830574A1 - Apparat zur steuerung des luft/kraftstoff-verhaeltnisses fuer einen mehrzylindermotor - Google Patents

Apparat zur steuerung des luft/kraftstoff-verhaeltnisses fuer einen mehrzylindermotor

Info

Publication number
DE3830574A1
DE3830574A1 DE3830574A DE3830574A DE3830574A1 DE 3830574 A1 DE3830574 A1 DE 3830574A1 DE 3830574 A DE3830574 A DE 3830574A DE 3830574 A DE3830574 A DE 3830574A DE 3830574 A1 DE3830574 A1 DE 3830574A1
Authority
DE
Germany
Prior art keywords
air
fuel ratio
engine
value
misfire
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.)
Granted
Application number
DE3830574A
Other languages
German (de)
English (en)
Other versions
DE3830574C2 (https=
Inventor
Takauki Ituzi
Sadayasu Ueno
Norio Ichikawa
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.)
Hitachi Ltd
Astemo Ltd
Original Assignee
Hitachi Automotive Engineering Co Ltd
Hitachi Ltd
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 Hitachi Automotive Engineering Co Ltd, Hitachi Ltd filed Critical Hitachi Automotive Engineering Co Ltd
Publication of DE3830574A1 publication Critical patent/DE3830574A1/de
Application granted granted Critical
Publication of DE3830574C2 publication Critical patent/DE3830574C2/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
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • 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
    • F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating 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
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder

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)
DE3830574A 1987-09-09 1988-09-08 Apparat zur steuerung des luft/kraftstoff-verhaeltnisses fuer einen mehrzylindermotor Granted DE3830574A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62223893A JPS6469748A (en) 1987-09-09 1987-09-09 Air-fuel ratio controller

Publications (2)

Publication Number Publication Date
DE3830574A1 true DE3830574A1 (de) 1989-03-23
DE3830574C2 DE3830574C2 (https=) 1990-12-20

Family

ID=16805358

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3830574A Granted DE3830574A1 (de) 1987-09-09 1988-09-08 Apparat zur steuerung des luft/kraftstoff-verhaeltnisses fuer einen mehrzylindermotor

Country Status (5)

Country Link
US (1) US4909223A (https=)
JP (1) JPS6469748A (https=)
KR (1) KR0122459B1 (https=)
DE (1) DE3830574A1 (https=)
GB (1) GB2209852B (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3931501A1 (de) * 1988-09-24 1990-04-05 Mitsubishi Electric Corp Steuergeraet fuer verbrennungsmotor
DE4232261A1 (de) * 1991-09-27 1993-06-09 Mitsubishi Denki K.K., Tokio/Tokyo, Jp Fehlzuendungs-messvorrichtung fuer eine brennkraftmaschine
WO2008071500A1 (de) * 2006-12-13 2008-06-19 Continental Automotive Gmbh Verfahren zur kalibrierung eines lambda-sensors und brenkraftmaschine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5205152A (en) * 1991-02-19 1993-04-27 Caterpillar Inc. Engine operation and testing using fully flexible valve and injection events
US5553575A (en) * 1995-06-16 1996-09-10 Servojet Products International Lambda control by skip fire of unthrottled gas fueled engines
DE19913746C2 (de) * 1999-03-26 2001-05-31 Bayerische Motoren Werke Ag Verfahren zur Erkennung von abgasverschlechternden und katalysatorschädigenden Aussetzern bei Verbrennungsmotoren
DE19919427C2 (de) * 1999-04-28 2001-09-20 Siemens Ag Verfahren zur Korrektur der Kennlinie einer Breitband-Lambda-Sonde
DE19939555A1 (de) * 1999-08-20 2001-02-22 Volkswagen Ag Verfahren zur Kalibrierung einer in Verbrennungskraftmaschienen eingesetzten Breitband-Lambdasonde
JP4687690B2 (ja) 2007-06-04 2011-05-25 株式会社デンソー センサ情報検出装置、センサ校正装置、及びセンサ診断装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857050A (ja) * 1981-09-29 1983-04-05 Toyota Motor Corp 内燃機関の空燃比制御装置
JPS58143108A (ja) * 1982-02-19 1983-08-25 Toyota Motor Corp 内燃機関の空燃比制御装置
DE3606045A1 (de) * 1985-02-25 1986-08-28 Ngk Spark Plug Co Luft/kraftstoff-verhaeltnissensor fuer brennkraftmaschinen
GB2181253A (en) * 1985-09-27 1987-04-15 Nissan Motor An air/fuel ratio detecting apparatus for internal combustion engines
DE3633616A1 (de) * 1985-10-02 1987-06-25 Hitachi Ltd Motor-luft-kraftstoff-verhaeltnis-steuervorrichtung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52107438A (en) * 1976-03-08 1977-09-09 Nissan Motor Co Ltd Fuel supply cylinder number control engine
JPS5482226U (https=) * 1977-11-22 1979-06-11
JPS5485217U (https=) * 1977-11-29 1979-06-16
JPS54163225A (en) * 1978-06-16 1979-12-25 Nissan Motor Device for controlling number of cylinders to be supplied with fuel
JPS58144644A (ja) * 1982-02-24 1983-08-29 Nissan Motor Co Ltd 気筒数制御エンジン
JPS59543A (ja) * 1982-06-25 1984-01-05 Nissan Motor Co Ltd 気筒数制御エンジン
DE3231122C2 (de) * 1982-08-21 1994-05-11 Bosch Gmbh Robert Regeleinrichtung für die Gemischzusammensetzung einer Brennkraftmaschine
JPS60104569A (ja) * 1983-11-11 1985-06-08 カネボウ株式会社 ウレタンナイロン交編ニツト
JPS62168950A (ja) * 1986-01-20 1987-07-25 Mazda Motor Corp エンジンの点火装置
JPS62170780A (ja) * 1986-01-22 1987-07-27 Yamaha Motor Co Ltd エンジン点火装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857050A (ja) * 1981-09-29 1983-04-05 Toyota Motor Corp 内燃機関の空燃比制御装置
JPS58143108A (ja) * 1982-02-19 1983-08-25 Toyota Motor Corp 内燃機関の空燃比制御装置
DE3606045A1 (de) * 1985-02-25 1986-08-28 Ngk Spark Plug Co Luft/kraftstoff-verhaeltnissensor fuer brennkraftmaschinen
US4753203A (en) * 1985-02-25 1988-06-28 Ngk Spark Plug Co., Ltd. Air/fuel ratio sensor apparatus for use with internal combustion engine
GB2181253A (en) * 1985-09-27 1987-04-15 Nissan Motor An air/fuel ratio detecting apparatus for internal combustion engines
DE3633616A1 (de) * 1985-10-02 1987-06-25 Hitachi Ltd Motor-luft-kraftstoff-verhaeltnis-steuervorrichtung
US4676213A (en) * 1985-10-02 1987-06-30 Hitachi, Ltd. Engine air-fuel ratio control apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3931501A1 (de) * 1988-09-24 1990-04-05 Mitsubishi Electric Corp Steuergeraet fuer verbrennungsmotor
DE4232261A1 (de) * 1991-09-27 1993-06-09 Mitsubishi Denki K.K., Tokio/Tokyo, Jp Fehlzuendungs-messvorrichtung fuer eine brennkraftmaschine
WO2008071500A1 (de) * 2006-12-13 2008-06-19 Continental Automotive Gmbh Verfahren zur kalibrierung eines lambda-sensors und brenkraftmaschine
US8108130B2 (en) 2006-12-13 2012-01-31 Continental Automotive Gmbh Method for calibrating a lambda sensor and internal combustion engine

Also Published As

Publication number Publication date
JPS6469748A (en) 1989-03-15
DE3830574C2 (https=) 1990-12-20
KR0122459B1 (ko) 1997-11-13
KR890005377A (ko) 1989-05-13
GB2209852B (en) 1991-06-26
US4909223A (en) 1990-03-20
GB8821043D0 (en) 1988-10-05
GB2209852A (en) 1989-05-24

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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