DE69015558D1 - System zur Rückkopplungsregelung des Luft-/Kraftstoffverhältnisses in einer Brennkraftmaschine. - Google Patents

System zur Rückkopplungsregelung des Luft-/Kraftstoffverhältnisses in einer Brennkraftmaschine.

Info

Publication number
DE69015558D1
DE69015558D1 DE69015558T DE69015558T DE69015558D1 DE 69015558 D1 DE69015558 D1 DE 69015558D1 DE 69015558 T DE69015558 T DE 69015558T DE 69015558 T DE69015558 T DE 69015558T DE 69015558 D1 DE69015558 D1 DE 69015558D1
Authority
DE
Germany
Prior art keywords
air
combustion engine
internal combustion
fuel ratio
feedback control
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 - Fee Related
Application number
DE69015558T
Other languages
English (en)
Other versions
DE69015558T2 (de
Inventor
Shinpei Nakaniwa
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 Unisia Automotive Ltd
Original Assignee
Japan Electronic Control Systems Co 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 Japan Electronic Control Systems Co Ltd filed Critical Japan Electronic Control Systems Co Ltd
Application granted granted Critical
Publication of DE69015558D1 publication Critical patent/DE69015558D1/de
Publication of DE69015558T2 publication Critical patent/DE69015558T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02D41/1477—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)
    • F02D41/1483—Proportional component
    • 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
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1409—Introducing closed-loop corrections characterised by the control or regulation method using at least a proportional, integral or derivative controller
    • 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1404—Fuzzy logic control
    • 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)
DE69015558T 1989-10-18 1990-10-18 System zur Rückkopplungsregelung des Luft-/Kraftstoffverhältnisses in einer Brennkraftmaschine. Expired - Fee Related DE69015558T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1269207A JPH03134240A (ja) 1989-10-18 1989-10-18 内燃機関の空燃比フィードバック制御装置

Publications (2)

Publication Number Publication Date
DE69015558D1 true DE69015558D1 (de) 1995-02-09
DE69015558T2 DE69015558T2 (de) 1995-05-11

Family

ID=17469165

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69015558T Expired - Fee Related DE69015558T2 (de) 1989-10-18 1990-10-18 System zur Rückkopplungsregelung des Luft-/Kraftstoffverhältnisses in einer Brennkraftmaschine.

Country Status (4)

Country Link
US (1) US5227975A (de)
EP (2) EP0423792B1 (de)
JP (1) JPH03134240A (de)
DE (1) DE69015558T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2843879B2 (ja) * 1993-01-22 1999-01-06 本田技研工業株式会社 内燃エンジンの触媒劣化検出装置
IT1261114B (it) * 1993-11-12 1996-05-09 Weber Srl Sistema elettronico di calcolo del titolo miscela.
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
DE19612212B4 (de) * 1995-03-31 2005-12-08 Denso Corp., Kariya Diagnosevorrichtung für einen Luft/Brennstoffverhältnis-Sensor
US5993194A (en) * 1996-06-21 1999-11-30 Lemelson; Jerome H. Automatically optimized combustion control
JP3733660B2 (ja) * 1996-10-03 2006-01-11 日産自動車株式会社 内燃機関における酸素センサの劣化診断装置
US6227842B1 (en) 1998-12-30 2001-05-08 Jerome H. Lemelson Automatically optimized combustion control
JP4357663B2 (ja) * 1999-09-07 2009-11-04 トヨタ自動車株式会社 内燃機関の燃焼制御装置
US6468069B2 (en) 1999-10-25 2002-10-22 Jerome H. Lemelson Automatically optimized combustion control
US6957562B2 (en) * 2003-07-22 2005-10-25 General Motors Corporation Passive oxygen sensor diagnostic
US20060196487A1 (en) * 2005-03-01 2006-09-07 Belton David N Fuel control compensation for exhaust sensor response time degradation
JP4438681B2 (ja) * 2005-04-27 2010-03-24 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US7900616B2 (en) * 2007-12-12 2011-03-08 Denso Corporation Exhaust gas oxygen sensor monitoring
JP5083583B1 (ja) * 2011-05-11 2012-11-28 トヨタ自動車株式会社 内燃機関の制御装置
DE102011083775B4 (de) 2011-09-29 2013-12-05 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
JP5886002B2 (ja) * 2011-11-10 2016-03-16 本田技研工業株式会社 内燃機関の制御装置
JP5208289B1 (ja) * 2012-01-30 2013-06-12 三菱電機株式会社 汎用エンジン制御装置
US9188046B2 (en) * 2012-04-26 2015-11-17 Toyota Jidosha Kabushiki Kaisha Abnormality judging system for exhaust gas purification apparatus of internal combustion engine
CN104956054B (zh) * 2013-01-29 2017-09-05 丰田自动车株式会社 内燃机的控制装置
WO2014118891A1 (ja) * 2013-01-29 2014-08-07 トヨタ自動車株式会社 内燃機関の制御装置
KR101827140B1 (ko) * 2016-08-23 2018-02-07 현대자동차주식회사 람다 센서를 이용한 연료 분사량 제어방법 및 차량
CN113464289B (zh) * 2021-06-21 2022-05-24 中国科学院数学与系统科学研究院 一种电喷发动机空燃比控制方法
CN115306526B (zh) * 2022-08-24 2024-05-31 联合汽车电子有限公司 一种检测信息处理方法、装置、介质、传感器及ems系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938075A (en) * 1974-09-30 1976-02-10 The Bendix Corporation Exhaust gas sensor failure detection system
GB1524670A (en) * 1974-10-21 1978-09-13 Nissan Motor Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
JPS5289521U (de) * 1975-12-27 1977-07-04
JPS5319887A (en) * 1976-08-08 1978-02-23 Nippon Soken Deterioration detecting apparatus for oxygen concentration detector
JPS5853661A (ja) * 1981-09-28 1983-03-30 Toyota Motor Corp エンジンの空燃比制御装置
JPS58222939A (ja) * 1982-05-28 1983-12-24 Honda Motor Co Ltd 内燃エンジンの酸素濃度検出系故障時の空燃比制御方法
JPS59142449A (ja) * 1983-02-04 1984-08-15 Hitachi Ltd 空燃比検出装置
DE3311131A1 (de) * 1983-03-26 1984-09-27 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ueberpruefung der funktionsfaehigkeit einer sauerstoffsonde sowie einrichtung zur durchfuehrung des verfahrens
DE3408635A1 (de) * 1984-03-09 1985-09-12 Robert Bosch Gmbh, 7000 Stuttgart Lambda-geregeltes gemischzumesssystem fuer eine brennkraftmaschine
JPS60240840A (ja) 1984-05-16 1985-11-29 Japan Electronic Control Syst Co Ltd 内燃機関の空燃比制御装置
JPS61132746A (ja) * 1984-11-30 1986-06-20 Fuji Heavy Ind Ltd 空燃比制御装置
JPS61169635A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd 空燃比制御方法
JPS6351273A (ja) * 1986-08-19 1988-03-04 Mitsubishi Electric Corp 半導体基板の切り出し用テ−プ接着方法およびその装置
JPH0631420Y2 (ja) 1986-09-24 1994-08-22 株式会社ユニシアジェックス 内燃機関用酸素センサ
JPH0713608B2 (ja) 1986-11-10 1995-02-15 株式会社ユニシアジェックス 内燃機関用酸素センサ
GB8702460D0 (en) * 1987-02-04 1987-03-11 Lucas Elect Electron Syst Electronic control system for i c engine

Also Published As

Publication number Publication date
US5227975A (en) 1993-07-13
DE69015558T2 (de) 1995-05-11
JPH03134240A (ja) 1991-06-07
EP0569055A3 (de) 1998-04-08
EP0423792A2 (de) 1991-04-24
EP0423792B1 (de) 1994-12-28
EP0423792A3 (en) 1992-02-19
EP0569055A2 (de) 1993-11-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee