JPH0226696B2 - - Google Patents

Info

Publication number
JPH0226696B2
JPH0226696B2 JP59009446A JP944684A JPH0226696B2 JP H0226696 B2 JPH0226696 B2 JP H0226696B2 JP 59009446 A JP59009446 A JP 59009446A JP 944684 A JP944684 A JP 944684A JP H0226696 B2 JPH0226696 B2 JP H0226696B2
Authority
JP
Japan
Prior art keywords
correction coefficient
learning
fuel ratio
air
injection amount
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
JP59009446A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60153446A (ja
Inventor
Naomi Tomizawa
Shoji Furuhashi
Seiichi Ootani
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
Original Assignee
Japan Electronic Control Systems Co 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 Japan Electronic Control Systems Co Ltd filed Critical Japan Electronic Control Systems Co Ltd
Priority to JP944684A priority Critical patent/JPS60153446A/ja
Priority to US06/768,480 priority patent/US4655188A/en
Priority to PCT/JP1985/000024 priority patent/WO1985003329A1/ja
Priority to DE19853590028 priority patent/DE3590028T/de
Priority to GB08522612A priority patent/GB2165063B/en
Priority to DE3590028A priority patent/DE3590028C2/de
Publication of JPS60153446A publication Critical patent/JPS60153446A/ja
Publication of JPH0226696B2 publication Critical patent/JPH0226696B2/ja
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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2477—Methods of calibrating or learning characterised by the method used for learning

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)
JP944684A 1984-01-24 1984-01-24 電子制御燃料噴射式内燃機関における空燃比の学習制御装置 Granted JPS60153446A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP944684A JPS60153446A (ja) 1984-01-24 1984-01-24 電子制御燃料噴射式内燃機関における空燃比の学習制御装置
US06/768,480 US4655188A (en) 1984-01-24 1985-01-23 Apparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engine
PCT/JP1985/000024 WO1985003329A1 (en) 1984-01-24 1985-01-23 Air/fuel mixture ratio learning controller in electronic control fuel injection internal combustion engine
DE19853590028 DE3590028T (de) 1984-01-24 1985-01-23 Lernfähige Brennstoffeinspritz-Regelvorrichtung
GB08522612A GB2165063B (en) 1984-01-24 1985-01-23 Air/fuel mixture ratio learning controller in electronic control fuel injection internal combustion engine
DE3590028A DE3590028C2 (en]) 1984-01-24 1985-01-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP944684A JPS60153446A (ja) 1984-01-24 1984-01-24 電子制御燃料噴射式内燃機関における空燃比の学習制御装置

Publications (2)

Publication Number Publication Date
JPS60153446A JPS60153446A (ja) 1985-08-12
JPH0226696B2 true JPH0226696B2 (en]) 1990-06-12

Family

ID=11720517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP944684A Granted JPS60153446A (ja) 1984-01-24 1984-01-24 電子制御燃料噴射式内燃機関における空燃比の学習制御装置

Country Status (1)

Country Link
JP (1) JPS60153446A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62101862A (ja) * 1985-10-29 1987-05-12 Japan Electronic Control Syst Co Ltd 電子制御燃料噴射式内燃機関における空燃比の学習制御装置
JPH02308950A (ja) * 1989-05-25 1990-12-21 Japan Electron Control Syst Co Ltd 内燃機関の制御装置における空気漏れ自己診断装置及び空気漏れ学習補正装置
JP5829954B2 (ja) 2012-03-09 2015-12-09 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105532A (en) * 1980-12-24 1982-07-01 Toyota Motor Corp Air-fuel ratio controlling method
JPS6065254A (ja) * 1983-09-20 1985-04-15 Hitachi Ltd 電子式内燃機関制御装置

Also Published As

Publication number Publication date
JPS60153446A (ja) 1985-08-12

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term