DE69514163D1 - Elektronisches Steuerungssystem - Google Patents

Elektronisches Steuerungssystem

Info

Publication number
DE69514163D1
DE69514163D1 DE69514163T DE69514163T DE69514163D1 DE 69514163 D1 DE69514163 D1 DE 69514163D1 DE 69514163 T DE69514163 T DE 69514163T DE 69514163 T DE69514163 T DE 69514163T DE 69514163 D1 DE69514163 D1 DE 69514163D1
Authority
DE
Germany
Prior art keywords
control system
electronic control
electronic
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
DE69514163T
Other languages
English (en)
Other versions
DE69514163T2 (de
Inventor
Claudio Carnevale
Davide Coin
Stefano Marica
Gabriele Serra
Stefano Sgatti
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.)
Marelli Europe SpA
Original Assignee
Magneti Marelli SpA
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 Magneti Marelli SpA filed Critical Magneti Marelli SpA
Publication of DE69514163D1 publication Critical patent/DE69514163D1/de
Application granted granted Critical
Publication of DE69514163T2 publication Critical patent/DE69514163T2/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
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural sensors
    • 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)
    • F02D41/1482—Integrator, i.e. variable slope
    • 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
    • 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
    • F02D2041/1422—Variable gain or coefficients

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)
  • Exhaust Gas After Treatment (AREA)
DE69514163T 1994-07-19 1995-07-18 Elektronisches Steuerungssystem Expired - Fee Related DE69514163T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO940594A IT1273045B (it) 1994-07-19 1994-07-19 Sistema elettronico di controllo titolo della miscela aria benzina alimentante un motore a combustione interna.

Publications (2)

Publication Number Publication Date
DE69514163D1 true DE69514163D1 (de) 2000-02-03
DE69514163T2 DE69514163T2 (de) 2000-08-17

Family

ID=11412685

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69514163T Expired - Fee Related DE69514163T2 (de) 1994-07-19 1995-07-18 Elektronisches Steuerungssystem

Country Status (6)

Country Link
US (1) US5637276A (de)
EP (2) EP0694684B1 (de)
BR (1) BR9502366A (de)
DE (1) DE69514163T2 (de)
ES (1) ES2141870T3 (de)
IT (1) IT1273045B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3156604B2 (ja) * 1996-02-28 2001-04-16 トヨタ自動車株式会社 内燃機関の空燃比制御装置
IT1321292B1 (it) * 2000-06-13 2004-01-08 Magneti Marelli Spa Metodo per il controllo del titolo dei gas di scarico in un motore acombustione interna.
DE10100613C1 (de) * 2001-01-09 2002-06-13 Siemens Ag Abgasreinigungsanlage für eine Brennkraftmaschine
FR2833309B1 (fr) * 2001-12-07 2006-01-20 Renault Dispositif de regulation de la richesse d'un moteur a combustion interne
DE60312298T2 (de) * 2003-01-13 2007-11-08 Ford Global Technologies, LLC, Dearborn Fehlererkennungsvorrichtung einer Lambdasonde
US7793489B2 (en) * 2005-06-03 2010-09-14 Gm Global Technology Operations, Inc. Fuel control for robust detection of catalytic converter oxygen storage capacity
DE102005045888B3 (de) * 2005-09-26 2006-09-14 Siemens Ag Vorrichtung zum Betreiben einer Brennkraftmaschine
DE102008018013B3 (de) 2008-04-09 2009-07-09 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
DE102009058780B3 (de) * 2009-12-18 2011-03-24 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2709215A1 (de) * 1977-03-03 1978-09-07 Bosch Gmbh Robert Ueberwachungsschaltung fuer die abgaszusammensetzung bei brennkraftmaschinen
DE2916178C2 (de) * 1979-04-21 1982-04-22 Dornier System Gmbh, 7990 Friedrichshafen Sonde zur Messung des Sauerstoffpartialdrucks in Gasen
CA1268529A (en) * 1985-07-31 1990-05-01 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system carrying out learning control operation
DE3637304A1 (de) * 1986-08-23 1988-05-05 Vdo Schindling Verfahren und schaltungsanordnung zur erkennung der betriebsbereitschaft einer sauerstoffmesssonde
JPS6383415U (de) * 1986-11-20 1988-06-01
JPH0331546A (ja) * 1989-06-27 1991-02-12 Mitsubishi Motors Corp 内燃機関の空燃比制御装置
JPH0718368B2 (ja) * 1990-04-02 1995-03-06 トヨタ自動車株式会社 内燃機関の触媒劣化検出装置
US5357750A (en) * 1990-04-12 1994-10-25 Ngk Spark Plug Co., Ltd. Method for detecting deterioration of catalyst and measuring conversion efficiency thereof with an air/fuel ratio sensor
DE4039429A1 (de) * 1990-12-11 1992-06-17 Abb Patent Gmbh Verfahren und vorrichtung zur ueberpruefung eines katalysators
US5115639A (en) * 1991-06-28 1992-05-26 Ford Motor Company Dual EGO sensor closed loop fuel control
US5337555A (en) * 1991-12-13 1994-08-16 Mazda Motor Corporation Failure detection system for air-fuel ratio control system
JP3122856B2 (ja) * 1991-12-13 2001-01-09 マツダ株式会社 空燃比検出装置の故障検出装置およびエンジンの制御装置
US5337557A (en) * 1992-02-29 1994-08-16 Suzuki Motor Corporation Air-fuel ratio control device for internal combustion engine
DE4331153C2 (de) * 1992-09-26 2001-02-01 Volkswagen Ag Verfahren zur Gewinnung von fehlerspezifischen Beurteilungskriterien eines Abgaskatalysators und einer Regel-Lambdasonde
US5282360A (en) * 1992-10-30 1994-02-01 Ford Motor Company Post-catalyst feedback control
JP3197654B2 (ja) * 1993-01-21 2001-08-13 本田技研工業株式会社 内燃エンジンの空燃比センサ劣化検出装置

Also Published As

Publication number Publication date
ES2141870T3 (es) 2000-04-01
ITTO940594A0 (it) 1994-07-19
ITTO940594A1 (it) 1996-01-19
EP0694684A3 (de) 1996-09-11
US5637276A (en) 1997-06-10
IT1273045B (it) 1997-07-01
EP0952322A2 (de) 1999-10-27
EP0694684B1 (de) 1999-12-29
DE69514163T2 (de) 2000-08-17
EP0694684A2 (de) 1996-01-31
BR9502366A (pt) 1996-02-27
EP0952322A3 (de) 1999-11-03

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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