EP0028174A1 - Elektronisches Steuergerät für die Regelung des Luft-Kraftstoff-Verhältnisses des einem Verbrennungsmotor zugeführten Gemisches - Google Patents

Elektronisches Steuergerät für die Regelung des Luft-Kraftstoff-Verhältnisses des einem Verbrennungsmotor zugeführten Gemisches Download PDF

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Publication number
EP0028174A1
EP0028174A1 EP80401409A EP80401409A EP0028174A1 EP 0028174 A1 EP0028174 A1 EP 0028174A1 EP 80401409 A EP80401409 A EP 80401409A EP 80401409 A EP80401409 A EP 80401409A EP 0028174 A1 EP0028174 A1 EP 0028174A1
Authority
EP
European Patent Office
Prior art keywords
signal
digital
input
counter
output
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
EP80401409A
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English (en)
French (fr)
Other versions
EP0028174B1 (de
Inventor
Pierre Planteline
Roger Machetel
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.)
PSA ETUDES ET RECHERCHES
Original Assignee
PSA ETUDES ET RECHERCHES
PSA GIE RECH DEV
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 PSA ETUDES ET RECHERCHES, PSA GIE RECH DEV filed Critical PSA ETUDES ET RECHERCHES
Publication of EP0028174A1 publication Critical patent/EP0028174A1/de
Application granted granted Critical
Publication of EP0028174B1 publication Critical patent/EP0028174B1/de
Expired legal-status Critical Current

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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
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • 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
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1482—Integrator, i.e. variable slope
EP80401409A 1979-10-19 1980-10-03 Elektronisches Steuergerät für die Regelung des Luft-Kraftstoff-Verhältnisses des einem Verbrennungsmotor zugeführten Gemisches Expired EP0028174B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7926045A FR2467985B1 (fr) 1979-10-19 1979-10-19 Controleur electronique de regulation du rapport air/carburant du melange fourni a un moteur a combustion interne
FR7926045 1979-10-19

Publications (2)

Publication Number Publication Date
EP0028174A1 true EP0028174A1 (de) 1981-05-06
EP0028174B1 EP0028174B1 (de) 1985-04-10

Family

ID=9230853

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80401409A Expired EP0028174B1 (de) 1979-10-19 1980-10-03 Elektronisches Steuergerät für die Regelung des Luft-Kraftstoff-Verhältnisses des einem Verbrennungsmotor zugeführten Gemisches

Country Status (5)

Country Link
US (1) US4391251A (de)
EP (1) EP0028174B1 (de)
JP (1) JPS56124649A (de)
DE (1) DE3070458D1 (de)
FR (1) FR2467985B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072036A2 (de) * 1981-08-12 1983-02-16 Mitsubishi Denki Kabushiki Kaisha Einrichtung um ein Luft/Kraftstoffverhältnis zu steuern und eine solche Einrichtung anwendende Innenbrennkraftmaschine

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58217749A (ja) * 1982-06-11 1983-12-17 Honda Motor Co Ltd 内燃エンジンの特定運転状態時の燃料供給制御方法
JPS59539A (ja) * 1982-06-25 1984-01-05 Honda Motor Co Ltd 車輌用内燃エンジンの混合気の空燃比制御方法
JPS6181537A (ja) * 1984-09-26 1986-04-25 Honda Motor Co Ltd 内燃エンジンのフイ−ドバツクモ−ド移行時の空燃比制御装置
US5379635A (en) * 1993-12-03 1995-01-10 Ford Motor Company Method and apparatus for identifying characteristic shift downward
US6591817B2 (en) 2001-03-21 2003-07-15 Motorola, Inc. Dual fuel method and system
WO2015023885A2 (en) 2013-08-15 2015-02-19 Kohler Co. Systems and methods for electronically controlling fuel-to-air ratio for an internal combustion engine
US10161899B2 (en) * 2014-09-30 2018-12-25 Rosemount Inc. Oxygen sensor with electrochemical protection mode
US10054081B2 (en) 2014-10-17 2018-08-21 Kohler Co. Automatic starting system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2029418A1 (de) * 1969-01-31 1970-10-23 Electronique Informatique Soc
US3895611A (en) * 1972-10-17 1975-07-22 Nippon Denso Co Air-fuel ratio feedback type fuel injection system
FR2263384A1 (en) * 1974-03-06 1975-10-03 Sopromi Soc Proc Modern Inject Correction cct. for engine fuel injection system - varies duration of injection time according to exhaust oxygen content
FR2359985A1 (fr) * 1976-07-27 1978-02-24 Bosch Gmbh Robert Procede et dispositif pour determiner des valeurs de reglage sur un moteur a carburant
US4122811A (en) * 1977-07-25 1978-10-31 General Motors Corporation Digital closed loop fuel control system
FR2389770A1 (en) * 1977-05-06 1978-12-01 Sibe Electronic control for IC engine carburettor - has computer memory storing information from warm running for electronic circuit control

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5148021A (ja) * 1974-10-21 1976-04-24 Nissan Motor Kunenhiseigyosochi
JPS51117231A (en) * 1975-04-08 1976-10-15 Nissan Motor Co Ltd Air-fuel ratio control system
JPS6020570B2 (ja) * 1976-10-25 1985-05-22 トヨタ自動車株式会社 内燃機関の燃料供給装置
DE2713988A1 (de) * 1977-03-30 1978-10-05 Bosch Gmbh Robert Verfahren und einrichtung zur bestimmung der verhaeltnisanteile des einer brennkraftmaschine zugefuehrten kraftstoff-luftgemisches
US4279230A (en) * 1977-05-06 1981-07-21 Societe Industrielle De Brevets Et D'etudes S.I.B.E. Fuel control systems for internal combustion engines
JPS5493718A (en) * 1977-12-30 1979-07-25 Sibe Fuel feeder for internal combustion engine
JPS54158527A (en) * 1978-06-02 1979-12-14 Hitachi Ltd Electronic type fuel control device for internal combustion engine
US4307694A (en) * 1980-06-02 1981-12-29 Ford Motor Company Digital feedback system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2029418A1 (de) * 1969-01-31 1970-10-23 Electronique Informatique Soc
US3895611A (en) * 1972-10-17 1975-07-22 Nippon Denso Co Air-fuel ratio feedback type fuel injection system
FR2263384A1 (en) * 1974-03-06 1975-10-03 Sopromi Soc Proc Modern Inject Correction cct. for engine fuel injection system - varies duration of injection time according to exhaust oxygen content
FR2359985A1 (fr) * 1976-07-27 1978-02-24 Bosch Gmbh Robert Procede et dispositif pour determiner des valeurs de reglage sur un moteur a carburant
FR2389770A1 (en) * 1977-05-06 1978-12-01 Sibe Electronic control for IC engine carburettor - has computer memory storing information from warm running for electronic circuit control
US4122811A (en) * 1977-07-25 1978-10-31 General Motors Corporation Digital closed loop fuel control system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072036A2 (de) * 1981-08-12 1983-02-16 Mitsubishi Denki Kabushiki Kaisha Einrichtung um ein Luft/Kraftstoffverhältnis zu steuern und eine solche Einrichtung anwendende Innenbrennkraftmaschine
EP0072036A3 (en) * 1981-08-12 1984-08-22 Mitsubishi Denki Kabushiki Kaisha Air-to-fuel ratio control method and apparatus, and internal combustion engine employing the same

Also Published As

Publication number Publication date
FR2467985B1 (fr) 1985-06-07
DE3070458D1 (en) 1985-05-15
US4391251A (en) 1983-07-05
FR2467985A1 (fr) 1981-04-30
EP0028174B1 (de) 1985-04-10
JPS56124649A (en) 1981-09-30

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