JPS6469748A - Air-fuel ratio controller - Google Patents

Air-fuel ratio controller

Info

Publication number
JPS6469748A
JPS6469748A JP62223893A JP22389387A JPS6469748A JP S6469748 A JPS6469748 A JP S6469748A JP 62223893 A JP62223893 A JP 62223893A JP 22389387 A JP22389387 A JP 22389387A JP S6469748 A JPS6469748 A JP S6469748A
Authority
JP
Japan
Prior art keywords
air
fuel ratio
output
fuel
correction 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.)
Pending
Application number
JP62223893A
Other languages
English (en)
Inventor
Takayuki Itsuji
Sadayasu Ueno
Norio Shiyagawa
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
Hitachi Automotive Systems Engineering Co 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
Priority to JP62223893A priority Critical patent/JPS6469748A/ja
Priority to KR1019880011157A priority patent/KR0122459B1/ko
Priority to US07/240,626 priority patent/US4909223A/en
Priority to GB8821043A priority patent/GB2209852B/en
Priority to DE3830574A priority patent/DE3830574A1/de
Publication of JPS6469748A publication Critical patent/JPS6469748A/ja
Pending 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)
JP62223893A 1987-09-09 1987-09-09 Air-fuel ratio controller Pending JPS6469748A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP62223893A JPS6469748A (en) 1987-09-09 1987-09-09 Air-fuel ratio controller
KR1019880011157A KR0122459B1 (ko) 1987-09-09 1988-08-31 다기통 엔진의 공연비 제어장치
US07/240,626 US4909223A (en) 1987-09-09 1988-09-06 Air-fuel ratio control apparatus for multicylinder engine
GB8821043A GB2209852B (en) 1987-09-09 1988-09-08 Air-fuel ratio control apparatus for multicylinder engine
DE3830574A DE3830574A1 (de) 1987-09-09 1988-09-08 Apparat zur steuerung des luft/kraftstoff-verhaeltnisses fuer einen mehrzylindermotor

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 (1)

Publication Number Publication Date
JPS6469748A true JPS6469748A (en) 1989-03-15

Family

ID=16805358

Family Applications (1)

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

Country Status (5)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0286940A (ja) * 1988-09-24 1990-03-27 Mitsubishi Electric Corp 内燃機関の制御装置
US5205152A (en) * 1991-02-19 1993-04-27 Caterpillar Inc. Engine operation and testing using fully flexible valve and injection events
JPH0586956A (ja) * 1991-09-27 1993-04-06 Mitsubishi Electric Corp 内燃機関の失火検出装置
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
DE102006058880A1 (de) * 2006-12-13 2008-07-03 Siemens Ag Verfahren zur Korrektur eines Ausgangssignals eines Lambda-Sensors und Brennkraftmaschine
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6218657B2 (ja) * 1983-11-11 1987-04-23 Kanebo Ltd
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

Family Cites Families (12)

* 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 (ja) * 1977-11-22 1979-06-11
JPS5485217U (ja) * 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
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
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
JPS61195349A (ja) * 1985-02-25 1986-08-29 Ngk Spark Plug Co Ltd 内燃機関の空燃比検出装置
US4751907A (en) * 1985-09-27 1988-06-21 Nissan Motor Co., Ltd. Air/fuel ratio detecting apparatus for internal combustion engines
JPH0643981B2 (ja) * 1985-10-02 1994-06-08 株式会社日立製作所 空燃比制御装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6218657B2 (ja) * 1983-11-11 1987-04-23 Kanebo Ltd
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

Also Published As

Publication number Publication date
GB2209852A (en) 1989-05-24
KR0122459B1 (ko) 1997-11-13
KR890005377A (ko) 1989-05-13
US4909223A (en) 1990-03-20
GB2209852B (en) 1991-06-26
DE3830574C2 (ja) 1990-12-20
GB8821043D0 (en) 1988-10-05
DE3830574A1 (de) 1989-03-23

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