FR2307968A1 - Procede et dispositif pour determiner la duree d'impulsions d'injection de carburant - Google Patents

Procede et dispositif pour determiner la duree d'impulsions d'injection de carburant

Info

Publication number
FR2307968A1
FR2307968A1 FR7611477A FR7611477A FR2307968A1 FR 2307968 A1 FR2307968 A1 FR 2307968A1 FR 7611477 A FR7611477 A FR 7611477A FR 7611477 A FR7611477 A FR 7611477A FR 2307968 A1 FR2307968 A1 FR 2307968A1
Authority
FR
France
Prior art keywords
duration
determining
fuel injection
injection pulses
pulses
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
FR7611477A
Other languages
English (en)
Other versions
FR2307968B1 (fr
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 DE2517269A external-priority patent/DE2517269C3/de
Priority claimed from DE19752559046 external-priority patent/DE2559046C2/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2307968A1 publication Critical patent/FR2307968A1/fr
Application granted granted Critical
Publication of FR2307968B1 publication Critical patent/FR2307968B1/fr
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
    • F02D41/02—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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)
FR7611477A 1975-04-18 1976-04-16 Procede et dispositif pour determiner la duree d'impulsions d'injection de carburant Granted FR2307968A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2517269A DE2517269C3 (de) 1975-04-18 1975-04-18 Verfahren und Vorrichtung zur Bestimmung der Dauer von Kraftstoffeinspritzimpulsen
DE19752559046 DE2559046C2 (de) 1975-12-30 1975-12-30 Verfahren und Vorrichtung zur Bestimmung der Dauer von Kraftstoffeinspritzimpulsen

Publications (2)

Publication Number Publication Date
FR2307968A1 true FR2307968A1 (fr) 1976-11-12
FR2307968B1 FR2307968B1 (fr) 1982-12-17

Family

ID=25768788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611477A Granted FR2307968A1 (fr) 1975-04-18 1976-04-16 Procede et dispositif pour determiner la duree d'impulsions d'injection de carburant

Country Status (8)

Country Link
US (1) US4244340A (fr)
JP (1) JPS6041220B2 (fr)
BR (1) BR7602298A (fr)
FR (1) FR2307968A1 (fr)
GB (1) GB1547391A (fr)
IT (1) IT1059163B (fr)
SE (1) SE411784B (fr)
SU (2) SU1005668A3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377059A1 (fr) * 1977-01-08 1978-08-04 Bosch Gmbh Robert Dispositif pour reconnaitre si une sonde l (sonde a oxygene) est en mesure de fonctionner
FR2381180A1 (fr) * 1977-02-21 1978-09-15 Bosch Gmbh Robert Procede et dispositif pour surveiller si une sonde a oxygene est prete a fonctionner
WO1990009517A1 (fr) * 1989-02-18 1990-08-23 Robert Bosch Gmbh Procede pour verifier l'etat de marche d'une sonde lambda

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5360423A (en) * 1976-11-12 1978-05-31 Nissan Motor Co Ltd Warning device to abnormality of air fuel ratio controller
JPS5362025A (en) * 1976-11-15 1978-06-03 Nissan Motor Co Ltd Trouble alarming device in air-fuel ratio control system
JPS5820378B2 (ja) * 1976-12-27 1983-04-22 日産自動車株式会社 空燃比制御装置
JPS589265B2 (ja) * 1976-12-27 1983-02-19 日産自動車株式会社 空燃比制御装置
DE2838619A1 (de) * 1978-09-05 1980-03-20 Bosch Gmbh Robert Einrichtung zum steuern von betriebsparameterabhaengigen und sich wiederholenden vorgaengen fuer brennkraftmaschinen
JPS608328B2 (ja) * 1979-05-31 1985-03-02 日産自動車株式会社 空燃比帰還制御装置
US4290400A (en) * 1980-03-17 1981-09-22 General Motors Corporation Closed loop fuel control system for an internal combustion engine
JPS5726236A (en) * 1980-07-23 1982-02-12 Honda Motor Co Ltd Warming up detector for air to fuel ratio controller of internal combustion engine
JPS5770932A (en) * 1980-10-07 1982-05-01 Honda Motor Co Ltd Warming-up detector for air fuel ratio controller of internal combustion engine
JPS5781138A (en) * 1980-11-07 1982-05-21 Toyota Motor Corp Air/fuel ratio control method for internal combustion engine
JPS57105529A (en) * 1980-12-23 1982-07-01 Toyota Motor Corp Air-fuel ratio controlling method for internal combustion engine
DE3149136A1 (de) * 1981-12-11 1983-06-23 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur regelung des kraftstoff-luftverhaeltnisses bei brennkraftmaschinen
JPS58150047A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 内燃機関の燃料噴射制御装置
JPS5960067A (ja) * 1982-09-30 1984-04-05 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5960068A (ja) * 1982-09-30 1984-04-05 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5963344A (ja) * 1982-10-01 1984-04-11 Fuji Heavy Ind Ltd 内燃機関の自己診断方式
JPS5963343A (ja) * 1982-10-01 1984-04-11 Fuji Heavy Ind Ltd 内燃機関の電子装置
JPS5961740A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関用電子制御装置の故障診断表示装置
US4546646A (en) * 1982-10-01 1985-10-15 Fuji Jukogyo Kabushiki Kaisha System for diagnosing an internal combustion engine
JPS5961741A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5961742A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関用電子制御装置の故障診断装置
JPS6011657A (ja) * 1983-06-30 1985-01-21 Honda Motor Co Ltd 内燃エンジンの運転パラメ−タセンサの計測系異常検出装置
USRE33942E (en) * 1985-02-22 1992-06-02 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine
US4739614A (en) * 1985-02-22 1988-04-26 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system in internal combustion engine
JPH0733790B2 (ja) * 1985-12-11 1995-04-12 富士重工業株式会社 自動車用エンジンの空燃比制御装置
US4747265A (en) * 1985-12-23 1988-05-31 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
JPH0718366B2 (ja) * 1986-11-08 1995-03-06 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2526591B2 (ja) * 1987-07-20 1996-08-21 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP2600208B2 (ja) * 1987-10-20 1997-04-16 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP3009668B2 (ja) * 1988-03-01 2000-02-14 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US4970858A (en) * 1988-03-30 1990-11-20 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor
JP3348434B2 (ja) * 1991-05-17 2002-11-20 トヨタ自動車株式会社 内燃機関の空燃比制御装置
DE10147390A1 (de) * 2001-09-26 2003-04-30 Bosch Gmbh Robert Breitband-Lambda-Sonde mit verbessertem Startverhalten
US7640078B2 (en) * 2006-07-05 2009-12-29 Advanced Energy Industries, Inc. Multi-mode control algorithm
JP4493702B2 (ja) * 2008-05-28 2010-06-30 三菱電機株式会社 内燃機関の制御装置
DE102008040929A1 (de) * 2008-08-01 2010-02-04 Robert Bosch Gmbh Verfahren zur Messwertermittlung in einem getaktet angesteuerten System
DE102019213411A1 (de) * 2019-09-04 2021-03-04 Robert Bosch Gmbh Verfahren und Recheneinrichtung zum Betreiben einer Steuereinheit für eine Abgassonde
CN115436693B (zh) 2022-08-22 2023-12-05 中国科学院合肥物质科学研究院 一种判断输入端高电压是否超出预设值的电压检测装置及方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2135996A5 (fr) * 1971-04-02 1972-12-22 Bosch Gmbh Robert
FR2171413A1 (fr) * 1972-02-10 1973-09-21 Bosch Gmbh Robert

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2301354C3 (de) * 1973-01-12 1981-03-12 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum Regeln des Kraftstoff-Luftverhältnisses bei Brennkraftmaschinen
DE2301353A1 (de) * 1973-01-12 1974-07-25 Bosch Gmbh Robert Regeleinrichtung zur abgasentgiftung von brennkraftmaschinen
US3916170A (en) * 1973-04-25 1975-10-28 Nippon Denso Co Air-fuel ratio feed back type fuel injection control system
GB1471525A (en) * 1973-05-04 1977-04-27 Lucas Electrical Ltd Fuel control systems
FR2272273B2 (fr) * 1973-06-27 1980-01-11 Laprade Bernard
DE2337198C2 (de) * 1973-07-21 1981-09-17 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Verminderung der schädlichen Anteile des Abgases
US3938479A (en) * 1974-09-30 1976-02-17 The Bendix Corporation Exhaust gas sensor operating temperature detection system
US3938075A (en) * 1974-09-30 1976-02-10 The Bendix Corporation Exhaust gas sensor failure detection system
US3948228A (en) * 1974-11-06 1976-04-06 The Bendix Corporation Exhaust gas sensor operational detection system
JPS5340133A (en) * 1976-09-23 1978-04-12 Nippon Denso Co Ltd Fuel-air ratio feedback control system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2135996A5 (fr) * 1971-04-02 1972-12-22 Bosch Gmbh Robert
FR2171413A1 (fr) * 1972-02-10 1973-09-21 Bosch Gmbh Robert

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377059A1 (fr) * 1977-01-08 1978-08-04 Bosch Gmbh Robert Dispositif pour reconnaitre si une sonde l (sonde a oxygene) est en mesure de fonctionner
FR2381180A1 (fr) * 1977-02-21 1978-09-15 Bosch Gmbh Robert Procede et dispositif pour surveiller si une sonde a oxygene est prete a fonctionner
WO1990009517A1 (fr) * 1989-02-18 1990-08-23 Robert Bosch Gmbh Procede pour verifier l'etat de marche d'une sonde lambda

Also Published As

Publication number Publication date
FR2307968B1 (fr) 1982-12-17
IT1059163B (it) 1982-05-31
GB1547391A (en) 1979-06-20
SE7601598L (sv) 1976-10-19
JPS51129530A (en) 1976-11-11
SU1005668A3 (ru) 1983-03-15
SU822767A3 (ru) 1981-04-15
JPS6041220B2 (ja) 1985-09-14
BR7602298A (pt) 1976-10-12
SE411784B (sv) 1980-02-04
US4244340A (en) 1981-01-13

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Legal Events

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ST Notification of lapse