DE3866900D1 - Steuervorrichtung des luft-kraftstoff-verhaeltnisses bei verbrennungsmotoren. - Google Patents

Steuervorrichtung des luft-kraftstoff-verhaeltnisses bei verbrennungsmotoren.

Info

Publication number
DE3866900D1
DE3866900D1 DE8888103385T DE3866900T DE3866900D1 DE 3866900 D1 DE3866900 D1 DE 3866900D1 DE 8888103385 T DE8888103385 T DE 8888103385T DE 3866900 T DE3866900 T DE 3866900T DE 3866900 D1 DE3866900 D1 DE 3866900D1
Authority
DE
Germany
Prior art keywords
control device
fuel ratio
combustion engines
ratio control
air fuel
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 - Lifetime
Application number
DE8888103385T
Other languages
English (en)
Inventor
Minoru Osuga
Yoshishige Oyama
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13121766&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3866900(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3866900D1 publication Critical patent/DE3866900D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
    • 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
    • F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating conditions
    • 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
    • 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
    • F02D41/1474—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method by detecting the commutation time 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
    • F02D41/02—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
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

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)
DE8888103385T 1987-03-14 1988-03-04 Steuervorrichtung des luft-kraftstoff-verhaeltnisses bei verbrennungsmotoren. Expired - Lifetime DE3866900D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62059735A JPH0718359B2 (ja) 1987-03-14 1987-03-14 エンジンの空燃比制御方法

Publications (1)

Publication Number Publication Date
DE3866900D1 true DE3866900D1 (de) 1992-01-30

Family

ID=13121766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888103385T Expired - Lifetime DE3866900D1 (de) 1987-03-14 1988-03-04 Steuervorrichtung des luft-kraftstoff-verhaeltnisses bei verbrennungsmotoren.

Country Status (5)

Country Link
US (1) US4825838A (de)
EP (1) EP0282841B2 (de)
JP (1) JPH0718359B2 (de)
KR (1) KR920002455B1 (de)
DE (1) DE3866900D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS648334A (en) * 1987-06-30 1989-01-12 Mazda Motor Air-fuel ratio controller of engine
DE3827978A1 (de) * 1987-11-10 1989-05-18 Bosch Gmbh Robert Verfahren und vorrichtung fuer stetige lambdaregelung
GB8815930D0 (en) * 1988-07-05 1988-08-10 Collins Motor Corp Ltd Fuel metering apparatus
DE3830687A1 (de) * 1988-09-09 1990-03-15 Man Technologie Gmbh Kalibrierverfahren fuer einen regler zur regelung des luftverhaeltnisses von gasmotoren
JPH0645646Y2 (ja) * 1989-05-29 1994-11-24 株式会社ユニシアジェックス 内燃機関の失火判定装置
US5107815A (en) * 1990-06-22 1992-04-28 Massachusetts Institute Of Technology Variable air/fuel engine control system with closed-loop control around maximum efficiency and combination of otto-diesel throttling
JP3326811B2 (ja) * 1992-05-19 2002-09-24 株式会社デンソー 内燃機関のリーンバーン制御装置
US5503134A (en) * 1993-10-04 1996-04-02 Ford Motor Company Fuel controller with air/fuel transient compensation
US5363831A (en) * 1993-11-16 1994-11-15 Unisia Jecs Corporation Method of and an apparatus for carrying out feedback control on an air-fuel ratio in an internal combustion engine
JP3487009B2 (ja) * 1994-08-05 2004-01-13 株式会社デンソー 酸素センサのヒータ制御装置
JPH0960543A (ja) * 1995-08-24 1997-03-04 Hitachi Ltd エンジン制御装置
FI101818B (fi) * 1995-12-08 1998-08-31 Outokumpu Wenmec Oy Menetelmä elektrolyyttiseen puhdistukseen tarkoitetun emälevyn valmist amiseksi ja menetelmällä aikaansaatu emälevy
JP3878258B2 (ja) * 1996-11-01 2007-02-07 株式会社日立製作所 エンジン制御装置
US6644097B2 (en) * 1999-04-19 2003-11-11 Ford Global Technologies, Llc Method and apparatus for inferring fuel mixture
JP2002303186A (ja) * 2001-04-03 2002-10-18 Mitsubishi Electric Corp 内燃機関の燃料噴射制御装置
KR20030006000A (ko) * 2001-07-11 2003-01-23 현대자동차주식회사 차량용 엔진의 공연비 제어 방법
US20040060550A1 (en) * 2002-09-30 2004-04-01 Ming-Cheng Wu Auto-calibration method for a wide range exhaust gas oxygen sensor
DE102005020139B4 (de) * 2005-04-29 2007-04-12 Siemens Ag Verfahren und Vorrichtung zum Erkennen eines Verbrennungsaussetzers in einem Brennraum eines Zylinders einer Brennkraftmaschine
JP4157576B2 (ja) * 2006-09-25 2008-10-01 三菱電機株式会社 エンジン制御装置
GB2490706B (en) * 2011-05-11 2015-05-13 Jaguar Land Rover Ltd Engine diagnostic delay provision
WO2017155873A1 (en) * 2016-03-08 2017-09-14 Kerdea Technologies, Inc. Resistive based combustion sensing method and apparatus

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5217127A (en) * 1975-08-01 1977-02-08 Hitachi Ltd Device for decreasing poisoneous exhaust gas of automobile engine
US4030349A (en) * 1976-08-16 1977-06-21 Beckman Instruments, Inc. Engine analysis apparatus
JPS5325728A (en) * 1976-08-23 1978-03-09 Nissan Motor Co Ltd Exhaust gas re-circulation control system
US4491921A (en) * 1980-12-23 1985-01-01 Toyota Jidosha Kogyo Kabushiki Kaisha Method and apparatus for controlling the air fuel ratio in an internal combustion engine
JPS57122144A (en) * 1981-01-20 1982-07-29 Nissan Motor Co Ltd Air fuel ratio feedback control unit
DE3314225A1 (de) * 1983-04-20 1984-10-25 Robert Bosch Gmbh, 7000 Stuttgart Regeleinrichtung fuer steuergroessen einer brennkraftmaschine
JPS59208141A (ja) * 1983-05-12 1984-11-26 Toyota Motor Corp 電子制御エンジンの空燃比リ−ン制御方法
US4562818A (en) * 1983-07-05 1986-01-07 Nippon Soken, Inc. Method and apparatus for controlling the air-fuel ratio in an internal combustion engine
US4566419A (en) * 1983-08-20 1986-01-28 Nippondenso Co., Ltd. Apparatus and method for controlling air-to-fuel ratio for an internal combustion engine
JPS6073023A (ja) * 1983-09-29 1985-04-25 Nissan Motor Co Ltd 空燃比制御装置
DE3569959D1 (en) * 1984-05-07 1989-06-08 Toyota Motor Co Ltd Method and apparatus for detecting surging in internal combustion engine
JPH0643981B2 (ja) * 1985-10-02 1994-06-08 株式会社日立製作所 空燃比制御装置
JPH06100125B2 (ja) * 1985-11-20 1994-12-12 株式会社日立製作所 空燃比制御装置
JP2507315B2 (ja) * 1986-03-26 1996-06-12 株式会社日立製作所 内燃機関制御装置

Also Published As

Publication number Publication date
US4825838A (en) 1989-05-02
KR880011454A (ko) 1988-10-28
JPH0718359B2 (ja) 1995-03-01
EP0282841B1 (de) 1991-12-18
JPS63227937A (ja) 1988-09-22
EP0282841A3 (en) 1989-06-07
EP0282841B2 (de) 1994-11-02
KR920002455B1 (ko) 1992-03-24
EP0282841A2 (de) 1988-09-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee