GB1604227A - Internal combustion engine fuel control system - Google Patents

Internal combustion engine fuel control system Download PDF

Info

Publication number
GB1604227A
GB1604227A GB26295/77A GB2629577A GB1604227A GB 1604227 A GB1604227 A GB 1604227A GB 26295/77 A GB26295/77 A GB 26295/77A GB 2629577 A GB2629577 A GB 2629577A GB 1604227 A GB1604227 A GB 1604227A
Authority
GB
United Kingdom
Prior art keywords
output
control system
voltage
integrator
stage
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
Application number
GB26295/77A
Other languages
English (en)
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries 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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to GB26295/77A priority Critical patent/GB1604227A/en
Priority to US05/914,454 priority patent/US4205378A/en
Priority to FR7819411A priority patent/FR2395404A1/fr
Priority to DE19782827208 priority patent/DE2827208A1/de
Priority to IT49974/78A priority patent/IT1105019B/it
Priority to ES471059A priority patent/ES471059A1/es
Priority to JP7554878A priority patent/JPS5410829A/ja
Publication of GB1604227A publication Critical patent/GB1604227A/en
Expired 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
    • F02D41/02—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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • F02D41/1476—Biasing of the sensor
    • 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)
    • F02D41/1479—Using a comparator with variable reference
    • 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
    • F02D41/2403—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially up/down counters

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)
GB26295/77A 1977-06-23 1977-06-23 Internal combustion engine fuel control system Expired GB1604227A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB26295/77A GB1604227A (en) 1977-06-23 1977-06-23 Internal combustion engine fuel control system
US05/914,454 US4205378A (en) 1977-06-23 1978-06-12 Internal combustion engine fuel control system
FR7819411A FR2395404A1 (fr) 1977-06-23 1978-06-21 Systeme de commande de l'alimentation en combustible de moteurs a combustion interne
DE19782827208 DE2827208A1 (de) 1977-06-23 1978-06-21 Kraftstoffregelsystem fuer brennkraftmotor
IT49974/78A IT1105019B (it) 1977-06-23 1978-06-22 Apparecchio di regolazione del combustibile per motori a combustione interna
ES471059A ES471059A1 (es) 1977-06-23 1978-06-22 Sistema de control del combustible para los motores de com- bustion interna
JP7554878A JPS5410829A (en) 1977-06-23 1978-06-23 System of controlling fuel of internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26295/77A GB1604227A (en) 1977-06-23 1977-06-23 Internal combustion engine fuel control system

Publications (1)

Publication Number Publication Date
GB1604227A true GB1604227A (en) 1981-12-02

Family

ID=10241382

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26295/77A Expired GB1604227A (en) 1977-06-23 1977-06-23 Internal combustion engine fuel control system

Country Status (7)

Country Link
US (1) US4205378A (OSRAM)
JP (1) JPS5410829A (OSRAM)
DE (1) DE2827208A1 (OSRAM)
ES (1) ES471059A1 (OSRAM)
FR (1) FR2395404A1 (OSRAM)
GB (1) GB1604227A (OSRAM)
IT (1) IT1105019B (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2846386A1 (de) * 1978-10-25 1980-05-14 Bosch Gmbh Robert Einrichtung zum steuern der gemischzusammensetzung bei einer brennkraftmaschine
DE2919194C3 (de) * 1979-05-12 1994-07-28 Bosch Gmbh Robert Anordnung zum Regeln der Zusammensetzung des einer Brennkraftmaschine zugeführten Luft-Kraftstoff-Gemischs
US4493302A (en) * 1982-02-01 1985-01-15 Nissan Motor Company, Limited Fuel injection timing control system for an internal combustion engine
JPH0432361Y2 (OSRAM) * 1984-10-03 1992-08-04
DE3541884A1 (de) * 1985-11-27 1987-06-04 Triumph Adler Ag Verfahren und schaltungsanordnung zur ansteuerung von treiberstufen fuer funktionen von kraftfahrzeug-verbrennungsmotoren, insbesondere fuer die kraftstoffeinspritzung oder zuendung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569739A (en) * 1967-12-18 1971-03-09 Bendix Corp Variable level detector network having constant percentage hysteresis
US3816760A (en) * 1971-10-26 1974-06-11 Dahl G Co Inc Variable level noise barrier circuit responsive to a bipolar input and having variable bipolar hysteresis and having a bipolar output
FR2209046B1 (OSRAM) * 1972-10-19 1976-10-01 Bosch Gmbh Robert
US3916170A (en) * 1973-04-25 1975-10-28 Nippon Denso Co Air-fuel ratio feed back type fuel injection control system
US3866063A (en) * 1973-10-23 1975-02-11 Fairchild Camera Instr Co Improved rectifying circuit
DE2517269C3 (de) * 1975-04-18 1980-06-19 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Bestimmung der Dauer von Kraftstoffeinspritzimpulsen
US4112893A (en) * 1975-12-25 1978-09-12 Nissan Motor Company, Limited Air/fuel ratio control system for internal combustion engine having high input impedance circuit
JPS5297030A (en) * 1976-02-12 1977-08-15 Nissan Motor Co Ltd Air fuel ratio controller
JPS52135925A (en) * 1976-05-10 1977-11-14 Nissan Motor Co Ltd Air fuel ratio control equipment
DE2623018A1 (de) * 1976-05-22 1977-12-08 Bosch Gmbh Robert Verfahren und vorrichtung zur bestimmung der dauer von kraftstoffeinspritzimpulsen
JPS535331A (en) * 1976-07-02 1978-01-18 Nippon Denso Co Ltd Air-fuel ratio feedback control system
JPS5820379B2 (ja) * 1976-12-28 1983-04-22 日産自動車株式会社 空燃比制御装置
US4122811A (en) * 1977-07-25 1978-10-31 General Motors Corporation Digital closed loop fuel control system

Also Published As

Publication number Publication date
IT1105019B (it) 1985-10-28
ES471059A1 (es) 1979-01-01
US4205378A (en) 1980-05-27
FR2395404B1 (OSRAM) 1983-09-02
DE2827208C2 (OSRAM) 1990-08-16
IT7849974A0 (it) 1978-06-22
FR2395404A1 (fr) 1979-01-19
JPS5410829A (en) 1979-01-26
DE2827208A1 (de) 1979-01-04
JPS6132489B2 (OSRAM) 1986-07-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940526