JPS562437A - Air-fuel ratio controller - Google Patents

Air-fuel ratio controller

Info

Publication number
JPS562437A
JPS562437A JP7707979A JP7707979A JPS562437A JP S562437 A JPS562437 A JP S562437A JP 7707979 A JP7707979 A JP 7707979A JP 7707979 A JP7707979 A JP 7707979A JP S562437 A JPS562437 A JP S562437A
Authority
JP
Japan
Prior art keywords
sensor
air
fuel ratio
engine
condition
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
JP7707979A
Other languages
English (en)
Other versions
JPS6254981B2 (ja
Inventor
Yasuo Kosaka
Toshio Kondo
Shigehiko Tajima
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.)
Denso Corp
Original Assignee
NipponDenso 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 NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Priority to JP7707979A priority Critical patent/JPS562437A/ja
Priority to US06/158,636 priority patent/US4348728A/en
Publication of JPS562437A publication Critical patent/JPS562437A/ja
Publication of JPS6254981B2 publication Critical patent/JPS6254981B2/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
    • F02D41/22—Safety or indicating devices for abnormal 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
    • F02D41/02—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
    • F02D41/1488—Inhibiting the regulation
    • F02D41/1489—Replacing of the control value by a constant
    • 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
    • F02D41/2448—Prohibition of learning
    • 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
    • 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
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/263—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the program execution being modifiable by physical parameters
    • 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
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • 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
    • F02D41/2487—Methods for rewriting
    • F02D41/2493—Resetting of data to a predefined set of values

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP7707979A 1979-06-19 1979-06-19 Air-fuel ratio controller Granted JPS562437A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7707979A JPS562437A (en) 1979-06-19 1979-06-19 Air-fuel ratio controller
US06/158,636 US4348728A (en) 1979-06-19 1980-06-11 Air-fuel ratio controlling method and apparatus therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7707979A JPS562437A (en) 1979-06-19 1979-06-19 Air-fuel ratio controller

Publications (2)

Publication Number Publication Date
JPS562437A true JPS562437A (en) 1981-01-12
JPS6254981B2 JPS6254981B2 (ja) 1987-11-17

Family

ID=13623765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7707979A Granted JPS562437A (en) 1979-06-19 1979-06-19 Air-fuel ratio controller

Country Status (2)

Country Link
US (1) US4348728A (ja)
JP (1) JPS562437A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206028A1 (de) * 1981-02-20 1982-09-09 Honda Giken Kogyo K.K., Tokyo Elektronisches kraftstoff-einspritzsteuersystem fuer verbrennungsmotoren mit fehlersicherheitsfunktion fuer motorbetriebsparameter erfassende sensoren
DE3229763A1 (de) * 1981-08-10 1983-02-24 Nippondenso Co., Ltd., Kariya, Aichi Verfahren und vorrichtung zum regeln des kraftstoff-luft-verhaeltnisses fuer eine brennkraftmaschine
JPS601345A (ja) * 1983-06-15 1985-01-07 Honda Motor Co Ltd 内燃エンジンの燃料供給制御方法
JPS6026137A (ja) * 1983-07-22 1985-02-09 Japan Electronic Control Syst Co Ltd 電子制御燃料噴射式内燃機関の空燃比学習制御装置
JPS6045749A (ja) * 1983-08-22 1985-03-12 Japan Electronic Control Syst Co Ltd 電子制御燃料噴射式内燃機関の空燃比学習制御装置
JPS60166737A (ja) * 1984-02-10 1985-08-30 Japan Electronic Control Syst Co Ltd 自動車用内燃機関の学習制御装置における異常監視装置
JPS63129150A (ja) * 1986-05-08 1988-06-01 Nippon Denso Co Ltd 内燃機関制御装置における学習デ−タ保護方法

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654936A (en) * 1979-10-10 1981-05-15 Nippon Denso Co Ltd Control method for air-fuel ratio
JPS5710731A (en) * 1980-06-24 1982-01-20 Honda Motor Co Ltd Controller for operation characteristic of supercharger of engine
JPS5768544A (en) * 1980-10-17 1982-04-26 Nippon Denso Co Ltd Controlling method for internal combustion engine
DE3039436C3 (de) * 1980-10-18 1997-12-04 Bosch Gmbh Robert Regeleinrichtung für ein Kraftstoffzumeßsystem einer Brennkraftmaschine
JPS5770934A (en) * 1980-10-20 1982-05-01 Nippon Denso Co Ltd Air fuel ratio control method
JPS5788242A (en) * 1980-11-21 1982-06-02 Nippon Denso Co Ltd Controlling method of internal combustion engine
US4491921A (en) * 1980-12-23 1985-01-01 Toyota Jidosha Kogyo Kabushiki Kaisha Method and apparatus for controlling the air fuel ratio in an internal combustion engine
JPS57108441A (en) * 1980-12-26 1982-07-06 Nissan Motor Co Ltd Electronic controller for internal combustion engine
JPS57188745A (en) * 1981-05-18 1982-11-19 Nippon Denso Co Ltd Air-fuel ratio control method
JPS58131329A (ja) * 1982-01-29 1983-08-05 Nippon Denso Co Ltd 燃料噴射制御方法
JPS58150048A (ja) * 1982-03-02 1983-09-06 Toyota Motor Corp 内燃機関の電子制御燃料噴射方法
JPS58150039A (ja) * 1982-03-03 1983-09-06 Toyota Motor Corp 電子制御機関の空燃比の学習制御方法
JPS5925055A (ja) * 1982-08-03 1984-02-08 Nippon Denso Co Ltd 空燃比制御装置
JPS59138738A (ja) * 1983-01-28 1984-08-09 Nippon Denso Co Ltd 内燃機関の空燃比制御方法
US4493303A (en) * 1983-04-04 1985-01-15 Mack Trucks, Inc. Engine control
JP2519405B2 (ja) * 1983-05-09 1996-07-31 トヨタ自動車株式会社 内燃機関の空燃比学習制御方法
JPS6125950A (ja) * 1984-07-13 1986-02-05 Fuji Heavy Ind Ltd 自動車用エンジンの電子制御方式
JPS6128738A (ja) * 1984-07-17 1986-02-08 Fuji Heavy Ind Ltd 自動車用エンジンの電子制御方式
JPS6131645A (ja) * 1984-07-20 1986-02-14 Fuji Heavy Ind Ltd 自動車用エンジンの電子制御方式
JPS6131644A (ja) * 1984-07-20 1986-02-14 Fuji Heavy Ind Ltd 自動車用エンジンの電子制御方式
JPS61164055A (ja) * 1985-01-16 1986-07-24 Nippon Denso Co Ltd デイ−ゼル機関用燃料噴射時期制御装置
JP2532205B2 (ja) * 1985-11-29 1996-09-11 富士重工業株式会社 エンジンの空燃比学習制御方法
JPH06100155B2 (ja) * 1985-12-20 1994-12-12 本田技研工業株式会社 エンジン制御装置の演算処理方法
DE3821455A1 (de) * 1987-06-26 1989-01-05 Mitsubishi Electric Corp Kraftstoff-luft-gemischregler
IT1218998B (it) * 1988-02-05 1990-04-24 Weber Srl Sistema di imiezione elettronica di carburante per motori a scoppio
IT1234397B (it) * 1989-06-16 1992-05-18 Ferrari S P A Esercizio Fabbri Sistema di protezione dei dispositivi di combustione dei gas di scarico
JPH0472449A (ja) * 1990-07-10 1992-03-06 Fuji Heavy Ind Ltd エンジンの失火診断装置
US5521825A (en) * 1993-10-06 1996-05-28 General Motors Corporation Engine inlet air valve positioning
DE4337132A1 (de) * 1993-10-30 1995-05-04 Bosch Gmbh Robert Rechenwerk
US5414994A (en) * 1994-02-15 1995-05-16 Ford Motor Company Method and apparatus to limit a midbed temperature of a catalytic converter
JP2008196441A (ja) * 2007-02-15 2008-08-28 Toyota Motor Corp 車両の制御装置
US8316638B2 (en) * 2007-12-12 2012-11-27 GM Global Technology Operations LLC Control system for a particulate matter filter
US8484945B2 (en) 2010-07-16 2013-07-16 Honda Motor Co., Ltd. Method for managing temperatures in an exhaust system of a motor vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420227A (en) * 1977-07-15 1979-02-15 Hitachi Ltd Air-fuel ratio closed loop control device
JPS5420231A (en) * 1977-07-12 1979-02-15 Gen Motors Corp System of controlling fuel of internal combustion engine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1081383B (it) * 1977-04-27 1985-05-21 Magneti Marelli Spa Apparecchiatura elettronica per il controllo dell'alimentazione di una miscela aria/benzina di un motore a combustione interna
JPS6059418B2 (ja) * 1977-05-31 1985-12-25 株式会社デンソー 電子式燃料噴射制御装置
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
JPS5535134A (en) * 1978-09-01 1980-03-12 Toyota Motor Corp Air-fuel ratio control system in internal combustion engine
US4257377A (en) * 1978-10-05 1981-03-24 Nippondenso Co., Ltd. Engine control system
US4224910A (en) * 1979-04-10 1980-09-30 General Motors Corporation Closed loop fuel control system with air/fuel sensor voting logic
US4265208A (en) * 1979-05-16 1981-05-05 General Motors Corporation Closed loop air-fuel ratio controller with air bleed control
US4270503A (en) * 1979-10-17 1981-06-02 General Motors Corporation Closed loop air/fuel ratio control system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420231A (en) * 1977-07-12 1979-02-15 Gen Motors Corp System of controlling fuel of internal combustion engine
JPS5420227A (en) * 1977-07-15 1979-02-15 Hitachi Ltd Air-fuel ratio closed loop control device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206028A1 (de) * 1981-02-20 1982-09-09 Honda Giken Kogyo K.K., Tokyo Elektronisches kraftstoff-einspritzsteuersystem fuer verbrennungsmotoren mit fehlersicherheitsfunktion fuer motorbetriebsparameter erfassende sensoren
DE3206028C2 (ja) * 1981-02-20 1990-02-15 Honda Giken Kogyo K.K., Tokio/Tokyo, Jp
DE3229763A1 (de) * 1981-08-10 1983-02-24 Nippondenso Co., Ltd., Kariya, Aichi Verfahren und vorrichtung zum regeln des kraftstoff-luft-verhaeltnisses fuer eine brennkraftmaschine
DE3229763C2 (ja) * 1981-08-10 1989-12-28 Nippondenso Co., Ltd., Kariya, Aichi, Jp
JPS601345A (ja) * 1983-06-15 1985-01-07 Honda Motor Co Ltd 内燃エンジンの燃料供給制御方法
JPS6026137A (ja) * 1983-07-22 1985-02-09 Japan Electronic Control Syst Co Ltd 電子制御燃料噴射式内燃機関の空燃比学習制御装置
JPH0530978B2 (ja) * 1983-07-22 1993-05-11 Japan Electronic Control Syst
JPS6045749A (ja) * 1983-08-22 1985-03-12 Japan Electronic Control Syst Co Ltd 電子制御燃料噴射式内燃機関の空燃比学習制御装置
JPS60166737A (ja) * 1984-02-10 1985-08-30 Japan Electronic Control Syst Co Ltd 自動車用内燃機関の学習制御装置における異常監視装置
JPS63129150A (ja) * 1986-05-08 1988-06-01 Nippon Denso Co Ltd 内燃機関制御装置における学習デ−タ保護方法

Also Published As

Publication number Publication date
US4348728A (en) 1982-09-07
JPS6254981B2 (ja) 1987-11-17

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