DE69408757T2 - Luft-Kraftstoff-Verhältnis-Erfassungsvorrichtung für eine Brennkraftmaschine - Google Patents

Luft-Kraftstoff-Verhältnis-Erfassungsvorrichtung für eine Brennkraftmaschine

Info

Publication number
DE69408757T2
DE69408757T2 DE69408757T DE69408757T DE69408757T2 DE 69408757 T2 DE69408757 T2 DE 69408757T2 DE 69408757 T DE69408757 T DE 69408757T DE 69408757 T DE69408757 T DE 69408757T DE 69408757 T2 DE69408757 T2 DE 69408757T2
Authority
DE
Germany
Prior art keywords
air
combustion engine
internal combustion
detection device
fuel ratio
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
DE69408757T
Other languages
English (en)
Other versions
DE69408757D1 (de
Inventor
Yusuke Hasegawa
Yoichi Nishimura
Isao Komoriya
Shusuke Akazaki
Eisuke Kimura
Satoru Abe
Kei Machida
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of DE69408757D1 publication Critical patent/DE69408757D1/de
Application granted granted Critical
Publication of DE69408757T2 publication Critical patent/DE69408757T2/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
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/008—Controlling each cylinder individually
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0203—Variable control of intake and exhaust valves
    • F02D13/0207—Variable control of intake and exhaust valves changing valve lift or valve lift and timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0261—Controlling the valve overlap
    • 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
    • F02D41/0002—Controlling intake air
    • 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
    • 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
    • F02D41/1458—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 determination means using an estimation
    • 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)
    • F02D41/1481—Using a delaying circuit
    • 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
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • 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
    • F02D41/0002—Controlling intake air
    • F02D2041/001—Controlling intake air for engines with variable valve actuation
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1415—Controller structures or design using a state feedback or a state space representation
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1415—Controller structures or design using a state feedback or a state space representation
    • F02D2041/1416—Observer
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1415—Controller structures or design using a state feedback or a state space representation
    • F02D2041/1417—Kalman filter
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1418—Several control loops, either as alternatives or simultaneous
    • 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
    • F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/14—Timing of measurement, e.g. synchronisation of measurements to the engine cycle
    • 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
    • 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
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69408757T 1993-09-13 1994-09-12 Luft-Kraftstoff-Verhältnis-Erfassungsvorrichtung für eine Brennkraftmaschine Expired - Lifetime DE69408757T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25114193 1993-09-13
JP3319994 1994-02-04

Publications (2)

Publication Number Publication Date
DE69408757D1 DE69408757D1 (de) 1998-04-09
DE69408757T2 true DE69408757T2 (de) 1998-06-25

Family

ID=26371844

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69408757T Expired - Lifetime DE69408757T2 (de) 1993-09-13 1994-09-12 Luft-Kraftstoff-Verhältnis-Erfassungsvorrichtung für eine Brennkraftmaschine

Country Status (3)

Country Link
US (1) US5540209A (de)
EP (1) EP0643213B1 (de)
DE (1) DE69408757T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69514128T2 (de) * 1994-02-04 2000-05-31 Honda Motor Co Ltd System zur Abschätzung des Luft/Kraftstoffverhältnisses für eine Brennkraftmaschine
DE69636047T2 (de) * 1994-12-30 2006-10-26 Honda Giken Kogyo K.K. Regelungssystem für die Brennstoffdosierung eines Innenverbrennungsmotors
US5758308A (en) * 1994-12-30 1998-05-26 Honda Giken Kogyo Kabushiki Kaisha Fuel metering control system for internal combustion engine
JP3683357B2 (ja) * 1996-08-08 2005-08-17 本田技研工業株式会社 内燃機関の気筒別空燃比推定装置
JP3592519B2 (ja) * 1997-09-16 2004-11-24 本田技研工業株式会社 内燃機関の排気系の空燃比制御装置及びプラントの制御装置
JP3380763B2 (ja) 1998-01-23 2003-02-24 松下電器産業株式会社 画像処理方法
US6880532B1 (en) * 2000-01-07 2005-04-19 Ford Global Technologies, Llc Engine operation parameter estimation method
US6393345B1 (en) * 2000-01-07 2002-05-21 Ford Global Technologies, Inc. Method for estimation
US6990858B2 (en) * 2000-01-07 2006-01-31 Ford Global Technologies, Llc System and method for detection of degradation of vacuum brake booster sensor
JP4437626B2 (ja) 2001-05-14 2010-03-24 本田技研工業株式会社 内燃機関の空燃比制御装置
US6678607B2 (en) * 2002-05-22 2004-01-13 Cummins Inc. Machine fluid pressure indication system
JP4357863B2 (ja) * 2003-04-14 2009-11-04 株式会社デンソー 多気筒内燃機関の気筒別空燃比算出装置
DE102004026176B3 (de) 2004-05-28 2005-08-25 Siemens Ag Verfahren zum Erfassen eines zylinderindividuellen Luft/Kraftstoff-Verhältnisses bei einer Brennkraftmaschine
JP4442670B2 (ja) * 2007-09-19 2010-03-31 株式会社デンソー 内燃機関の燃料噴射制御装置
US7930147B2 (en) * 2009-02-03 2011-04-19 Deere & Company Sensor response time accelerator

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59548A (ja) * 1982-06-23 1984-01-05 Honda Motor Co Ltd 内燃エンジンの燃料供給装置の制御方法
JPS59101562A (ja) * 1982-11-30 1984-06-12 Mazda Motor Corp 多気筒エンジンの空燃比制御装置
US4943924A (en) * 1986-06-27 1990-07-24 Nissan Motor Company, Limited Trouble checking apparatus
JP2535935B2 (ja) * 1987-08-11 1996-09-18 トヨタ自動車株式会社 内燃機関の燃料噴射方法
DE3741527A1 (de) * 1987-12-08 1989-06-22 Bosch Gmbh Robert Steuer-/regelsystem fuer eine brennkraftmaschine
JPH01216047A (ja) * 1988-02-24 1989-08-30 Hitachi Ltd エンジンの空燃比制御方法および装置
JPH01313644A (ja) * 1988-06-13 1989-12-19 Toyota Motor Corp 内燃機関制御装置用の酸素濃度検出装置
WO1990005241A1 (en) * 1988-11-01 1990-05-17 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Exhaust gas cleaning device for an internal combustion engine
JP2666081B2 (ja) * 1989-04-18 1997-10-22 本田技研工業株式会社 内燃機関のノック制御装置
JP2759918B2 (ja) * 1990-10-29 1998-05-28 本田技研工業株式会社 内燃エンジンの空燃比制御方法
JP3065127B2 (ja) * 1991-06-14 2000-07-12 本田技研工業株式会社 酸素濃度検出装置
JP2987240B2 (ja) * 1991-08-30 1999-12-06 本田技研工業株式会社 内燃エンジンの空燃比制御方法
JP2678985B2 (ja) * 1991-09-18 1997-11-19 本田技研工業株式会社 内燃エンジンの空燃比制御装置
IT1250530B (it) * 1991-12-13 1995-04-08 Weber Srl Sistema di controllo della quantita' di carburante iniettato per un sistema di iniezione elettronica.
EP0553570B1 (de) * 1991-12-27 1998-04-22 Honda Giken Kogyo Kabushiki Kaisha Verfahren zum Feststellen und Steuern des Luft/Kraftstoffverhältnisses in einer Brennkraftmaschine
JP2717744B2 (ja) * 1991-12-27 1998-02-25 本田技研工業株式会社 内燃機関の空燃比検出及び制御方法
DE4207541B4 (de) * 1992-03-10 2006-04-20 Robert Bosch Gmbh System zur Steuerung einer Brennkraftmaschine

Also Published As

Publication number Publication date
DE69408757D1 (de) 1998-04-09
US5540209A (en) 1996-07-30
EP0643213B1 (de) 1998-03-04
EP0643213A1 (de) 1995-03-15

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