IT1115721B - Dispositivo regolatore,utile per determinare la durata di impulsi di iniezione del carburante o per regolare il rapporto fra i componenti di una miscela carburante-aria addotta ad un motore a combustione interna - Google Patents

Dispositivo regolatore,utile per determinare la durata di impulsi di iniezione del carburante o per regolare il rapporto fra i componenti di una miscela carburante-aria addotta ad un motore a combustione interna

Info

Publication number
IT1115721B
IT1115721B IT23626/77A IT2362677A IT1115721B IT 1115721 B IT1115721 B IT 1115721B IT 23626/77 A IT23626/77 A IT 23626/77A IT 2362677 A IT2362677 A IT 2362677A IT 1115721 B IT1115721 B IT 1115721B
Authority
IT
Italy
Prior art keywords
fuel
adjust
life
useful
relationship
Prior art date
Application number
IT23626/77A
Other languages
English (en)
Original Assignee
Bosch Gmbh Robert
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
Priority claimed from DE19762623018 external-priority patent/DE2623018A1/de
Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of IT1115721B publication Critical patent/IT1115721B/it

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
    • F02D41/1493—Details
    • F02D41/1496—Measurement of the conductivity of a 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

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)
IT23626/77A 1976-05-22 1977-05-17 Dispositivo regolatore,utile per determinare la durata di impulsi di iniezione del carburante o per regolare il rapporto fra i componenti di una miscela carburante-aria addotta ad un motore a combustione interna IT1115721B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19762623018 DE2623018A1 (de) 1976-05-22 1976-05-22 Verfahren und vorrichtung zur bestimmung der dauer von kraftstoffeinspritzimpulsen
DE2649272A DE2649272C2 (de) 1976-05-22 1976-10-29 Regelverfahren und Gemischverhältnisregeleinrichtung zur Bestimmung der Verhältnisanteile eines einer Brennkraftmaschine zugeführten Kraftstoff-Luftgemisches

Publications (1)

Publication Number Publication Date
IT1115721B true IT1115721B (it) 1986-02-03

Family

ID=25770484

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23626/77A IT1115721B (it) 1976-05-22 1977-05-17 Dispositivo regolatore,utile per determinare la durata di impulsi di iniezione del carburante o per regolare il rapporto fra i componenti di una miscela carburante-aria addotta ad un motore a combustione interna

Country Status (4)

Country Link
US (1) US4140085A (it)
JP (1) JPS6018821B2 (it)
DE (1) DE2649272C2 (it)
IT (1) IT1115721B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486025A (en) * 1977-12-21 1979-07-09 Nissan Motor Co Ltd Air fuel ratio controller
JPS54109523A (en) * 1978-02-17 1979-08-28 Nippon Denso Co Ltd Air fuel ratio controller
US4263652A (en) * 1978-02-27 1981-04-21 The Bendix Corporation Oxygen sensor signal conditioner
US4245314A (en) * 1978-02-27 1981-01-13 The Bendix Corporation Oxygen sensor qualifier
US4324218A (en) * 1978-05-30 1982-04-13 Nippon Soken, Inc. Air-fuel ratio detecting system
JPS552932A (en) * 1978-06-22 1980-01-10 Nippon Soken Inc Air-fuel ratio detector
US4177770A (en) * 1978-09-07 1979-12-11 Ford Motor Company Compensation of sensor voltage for reference potential variation
JPS594541B2 (ja) * 1978-12-08 1984-01-30 日産自動車株式会社 空燃比制御装置
JPS5642132A (en) * 1979-09-14 1981-04-20 Nippon Soken Inc Detecting device for air-fuel ratio
JPS6042367Y2 (ja) * 1979-09-28 1985-12-26 日産自動車株式会社 空燃比制御装置
JPS6042368Y2 (ja) * 1979-10-25 1985-12-26 日産自動車株式会社 空燃比制御装置
JPS56138437A (en) * 1980-03-28 1981-10-29 Nippon Denso Co Ltd Air-fuel ratio controller
DE3024607A1 (de) * 1980-06-28 1982-02-04 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur regelung des kraftstoff/luftverhaeltnisses bei brennkraftmaschinen
DE3126238A1 (de) * 1981-07-03 1983-01-20 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum betrieb einer sauerstoffsonde in einem grossen temperaturbereich
DE3149136A1 (de) * 1981-12-11 1983-06-23 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur regelung des kraftstoff-luftverhaeltnisses bei brennkraftmaschinen
JPH0713493B2 (ja) * 1983-08-24 1995-02-15 株式会社日立製作所 内燃機関の空燃比制御装置
JPS60235050A (ja) * 1984-05-07 1985-11-21 Toyota Motor Corp 酸素センサの電気ヒ−タの通電制御方法
DE3673175D1 (de) * 1985-01-10 1990-09-13 Atlas Fahrzeugtechnik Gmbh Gemischregelungsvorrichtung fuer einen verbrennungsmotor.
CA1282655C (en) * 1986-06-27 1991-04-09 Horst Bergmann Regulation for a gas engine
DE3839634A1 (de) * 1988-11-24 1990-05-31 Bosch Gmbh Robert Verfahren und vorrichtung zum festlegen mindestens einer schwellspannung bei lambda-eins-regelung
DE4113316C2 (de) * 1991-04-24 2003-09-11 Bosch Gmbh Robert Anschlußschaltung für eine Lambdasonde und Prüfverfahren für eine solche Schaltung
US5291673A (en) * 1992-12-21 1994-03-08 Ford Motor Company Oxygen sensor system with signal correction
US5383333A (en) * 1993-10-06 1995-01-24 Ford Motor Company Method for biasing a hego sensor in a feedback control system
US5379590A (en) * 1993-10-06 1995-01-10 Ford Motor Company Air/fuel control system with hego current pumping
US6374817B1 (en) 2000-04-12 2002-04-23 Daimlerchrysler Corporation Application of OP-AMP to oxygen sensor circuit
JP2003148235A (ja) * 2001-11-08 2003-05-21 Hitachi Unisia Automotive Ltd エンジンの空燃比検出装置
JP5440724B1 (ja) * 2013-02-18 2014-03-12 トヨタ自動車株式会社 内燃機関の制御装置
US9638126B2 (en) * 2013-04-12 2017-05-02 Delbert Vosburg Electronically controlled lean out device for mechanical fuel injected engines
DE102013216024B4 (de) 2013-08-13 2022-01-27 Volkswagen Aktiengesellschaft Verfahren zur Lambda-Regelung einer Verbrennungskraftmaschine und Regelvorrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2116097B2 (de) * 1971-04-02 1981-01-29 Bosch Gmbh Robert Vorrichtung zur Regelung der Luftzahl λ des einer Brennkraftmaschine zugeführten Kraftstoff-Luft-Gemisches
DE2229928C3 (de) * 1972-06-20 1981-03-19 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Verminderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen
DE2245029C3 (de) * 1972-09-14 1981-08-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Abgasentgiftung von Brennkraftmaschinen
US4007589A (en) * 1973-01-31 1977-02-15 Robert Bosch G.M.B.H. Internal combustion exhaust catalytic reactor monitoring system
JPS5053722A (it) * 1973-09-12 1975-05-13
US3938479A (en) * 1974-09-30 1976-02-17 The Bendix Corporation Exhaust gas sensor operating temperature detection system
GB1524361A (en) * 1974-10-21 1978-09-13 Nissan Motor Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
DE2608245C2 (de) * 1976-02-28 1983-08-11 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Einrichtung zur Überwachung der Betriebsbereitschaft einer Sauerstoffmeßsonde
DE2623113C2 (de) * 1976-05-22 1985-09-19 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur Bestimmung der Dauer von Kraftstoffeinspritzimpulsen

Also Published As

Publication number Publication date
JPS6018821B2 (ja) 1985-05-13
US4140085A (en) 1979-02-20
DE2649272A1 (de) 1978-05-11
JPS52154931A (en) 1977-12-23
DE2649272C2 (de) 1986-04-03

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