DE2658617C2 - - Google Patents

Info

Publication number
DE2658617C2
DE2658617C2 DE2658617A DE2658617A DE2658617C2 DE 2658617 C2 DE2658617 C2 DE 2658617C2 DE 2658617 A DE2658617 A DE 2658617A DE 2658617 A DE2658617 A DE 2658617A DE 2658617 C2 DE2658617 C2 DE 2658617C2
Authority
DE
Germany
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
Application number
DE2658617A
Other versions
DE2658617A1 (de
Inventor
Shigeo Tokio/Tokyo Jp Aono
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Publication of DE2658617A1 publication Critical patent/DE2658617A1/de
Application granted granted Critical
Publication of DE2658617C2 publication Critical patent/DE2658617C2/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
    • F02D41/24—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
    • F02D41/2458—Learning of the air-fuel ratio control with an additional dither signal

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)
DE19762658617 1975-12-27 1976-12-23 Emissionsregelvorrichtung Granted DE2658617A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15577575A JPS5281438A (en) 1975-12-27 1975-12-27 Air fuel ratio controller

Publications (2)

Publication Number Publication Date
DE2658617A1 DE2658617A1 (de) 1977-07-14
DE2658617C2 true DE2658617C2 (de) 1987-05-07

Family

ID=15613123

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762658617 Granted DE2658617A1 (de) 1975-12-27 1976-12-23 Emissionsregelvorrichtung

Country Status (4)

Country Link
US (1) US4402291A (de)
JP (1) JPS5281438A (de)
CA (1) CA1106033A (de)
DE (1) DE2658617A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024213A1 (de) * 1990-07-31 1992-02-06 Bosch Gmbh Robert Verfahren zur lambdaregelung einer brennkraftmaschine mit katalysator

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623533A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS5623531A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS5623532A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS6330280Y2 (de) * 1980-03-06 1988-08-15
JPS5732036A (en) * 1980-08-05 1982-02-20 Honda Motor Co Ltd Air/fuel ratio feedback control device for internal combustion engine
JPS57195828A (en) * 1981-05-26 1982-12-01 Mitsubishi Electric Corp Air-fuel ratio controller of otto cycle engine
US4528962A (en) * 1981-12-11 1985-07-16 Robert Bosch Gmbh Method and apparatus for lambda regulation in an internal combustion engine
DE3231122C2 (de) * 1982-08-21 1994-05-11 Bosch Gmbh Robert Regeleinrichtung für die Gemischzusammensetzung einer Brennkraftmaschine
DE3239919A1 (de) * 1982-10-28 1984-05-03 Volkswagenwerk Ag Kraftstoff-luft-gemischregeleinrichtung
DE3336894A1 (de) * 1983-10-11 1985-04-25 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur lambda-regelung bei einer brennkraftmaschine
JPS61169635A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd 空燃比制御方法
DE3827040A1 (de) * 1988-08-10 1990-02-15 Bayerische Motoren Werke Ag Verfahren zur regelung des kraftstoff-luft-verhaeltnisses des einer brennkraftmaschine mit dreiwegekatalysator zuzufuehrenden kraftstoff-luft-gemisches
US4867125A (en) * 1988-09-20 1989-09-19 Ford Motor Company Air/fuel ratio control system
DE3943682C2 (de) * 1988-11-01 1995-04-27 Mitsubishi Electric Corp Einrichtung zur Regelung des Luft-Kraftstoff Verhältnisses eines einer Brennkraftmaschine mit Katalysator zugeführten Luft-Kraftstoff-Gemisches
WO1990005241A1 (en) * 1988-11-01 1990-05-17 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Exhaust gas cleaning device for an internal combustion engine
DE3841684C1 (en) * 1988-12-10 1990-04-26 Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De Method for optimising the control of the fuel-air ratio in an internal combustion engine
JP2561532B2 (ja) * 1989-02-09 1996-12-11 三菱自動車工業株式会社 内燃機関の空燃比制御装置
US5172320A (en) * 1989-03-03 1992-12-15 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system having single air-fuel ratio sensor downstream of or within three-way catalyst converter
US5052177A (en) * 1989-03-03 1991-10-01 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system having single air-fuel ratio sensor downstream of or within three-way catalyst converter
US5070693A (en) * 1989-11-21 1991-12-10 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback control system having single air-fuel ratio sensor downstream of or within three-way catalyst converter
JP2692319B2 (ja) * 1989-12-29 1997-12-17 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US5222471A (en) * 1992-09-18 1993-06-29 Kohler Co. Emission control system for an internal combustion engine
DE4024212C2 (de) * 1990-07-31 1999-09-02 Bosch Gmbh Robert Verfahren zur stetigen Lambdaregelung einer Brennkraftmaschine mit Katalysator
JPH051600A (ja) * 1991-06-26 1993-01-08 Nissan Motor Co Ltd 内燃機関の空燃比制御装置
US5435290A (en) * 1993-12-06 1995-07-25 Ford Motor Company Closed loop fuel control system with hysteresis
JP2023076990A (ja) 2021-11-24 2023-06-05 スズキ株式会社 空燃比制御装置及び空燃比制御システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676782A (en) * 1970-06-22 1972-07-11 Phillips Petroleum Co Modified on-off control
DE2206276C3 (de) * 1972-02-10 1981-01-15 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Verminderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen
DE2216705C3 (de) * 1972-04-07 1978-06-08 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zum Entgiften der Abgase einer Brennkraftmaschine
JPS5118023B2 (de) * 1972-04-14 1976-06-07
US4287865A (en) * 1972-09-18 1981-09-08 The Bendix Corporation Closed loop engine control system
DE2321721C2 (de) * 1973-04-28 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Minderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen
DE2251167C3 (de) * 1972-10-19 1986-07-31 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Abgasentgiftung von Brennkraftmaschinen
JPS5316853B2 (de) * 1973-03-19 1978-06-03
DE2423111C3 (de) * 1974-05-13 1980-01-31 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Verminderung von schädlichen Bestandteilen im Abgas von Brennkraftmaschinen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024213A1 (de) * 1990-07-31 1992-02-06 Bosch Gmbh Robert Verfahren zur lambdaregelung einer brennkraftmaschine mit katalysator

Also Published As

Publication number Publication date
JPS5281438A (en) 1977-07-07
JPS5617533B2 (de) 1981-04-23
US4402291A (en) 1983-09-06
DE2658617A1 (de) 1977-07-14
CA1106033A (en) 1981-07-28

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Legal Events

Date Code Title Description
OF Willingness to grant licences before publication of examined application
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee