BR9500042A - Processo e sistema de controle ar/combustível para um motor de combustão interna - Google Patents

Processo e sistema de controle ar/combustível para um motor de combustão interna

Info

Publication number
BR9500042A
BR9500042A BR9500042A BR9500042A BR9500042A BR 9500042 A BR9500042 A BR 9500042A BR 9500042 A BR9500042 A BR 9500042A BR 9500042 A BR9500042 A BR 9500042A BR 9500042 A BR9500042 A BR 9500042A
Authority
BR
Brazil
Prior art keywords
air
combustion engine
internal combustion
control process
fuel control
Prior art date
Application number
BR9500042A
Other languages
English (en)
Inventor
Allan Joseph Kotwicki
Jeffrey Allen Doering
Michael P Falandino
Original Assignee
Ford Motor Co
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 Ford Motor Co filed Critical Ford Motor Co
Publication of BR9500042A publication Critical patent/BR9500042A/pt

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)
    • F02D41/1479—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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of 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
    • F02D41/1444—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)
  • Analytical Chemistry (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
BR9500042A 1994-02-08 1995-01-09 Processo e sistema de controle ar/combustível para um motor de combustão interna BR9500042A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/193,592 US5396875A (en) 1994-02-08 1994-02-08 Air/fuel control with adaptively learned reference

Publications (1)

Publication Number Publication Date
BR9500042A true BR9500042A (pt) 1995-09-19

Family

ID=22714261

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9500042A BR9500042A (pt) 1994-02-08 1995-01-09 Processo e sistema de controle ar/combustível para um motor de combustão interna

Country Status (5)

Country Link
US (1) US5396875A (pt)
JP (1) JPH07260734A (pt)
BR (1) BR9500042A (pt)
DE (1) DE19501150C2 (pt)
GB (1) GB2286260B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5544481A (en) * 1995-03-31 1996-08-13 Ford Motor Company Engine air/fuel control system and catalytic converter monitoring
US5579746A (en) * 1995-06-08 1996-12-03 Hamburg; Douglas R. Engine lean air/fuel control system
US5511526A (en) * 1995-06-30 1996-04-30 Ford Motor Company Engine air/fuel control with adaptive learning
US5758494A (en) * 1997-01-16 1998-06-02 Ford Global Technologies, Inc. System and method for adaptive switch determination of exhaust gas sensors
DE19729212C2 (de) * 1997-07-09 2002-01-24 Forsch Transferzentrum Ev An D Verfahren zur optimierten Steuerung von Verbrennungsmotoren
US7158610B2 (en) * 2003-09-05 2007-01-02 Varian Medical Systems Technologies, Inc. Systems and methods for processing x-ray images
US6279579B1 (en) 1998-10-23 2001-08-28 Varian Medical Systems, Inc. Method and system for positioning patients for medical treatment procedures
US8788020B2 (en) 1998-10-23 2014-07-22 Varian Medical Systems, Inc. Method and system for radiation application
US6980679B2 (en) * 1998-10-23 2005-12-27 Varian Medical System Technologies, Inc. Method and system for monitoring breathing activity of a subject
US6937696B1 (en) * 1998-10-23 2005-08-30 Varian Medical Systems Technologies, Inc. Method and system for predictive physiological gating
US7769430B2 (en) * 2001-06-26 2010-08-03 Varian Medical Systems, Inc. Patient visual instruction techniques for synchronizing breathing with a medical procedure
US20050053267A1 (en) * 2003-09-05 2005-03-10 Varian Medical Systems Technologies, Inc. Systems and methods for tracking moving targets and monitoring object positions
US8571639B2 (en) * 2003-09-05 2013-10-29 Varian Medical Systems, Inc. Systems and methods for gating medical procedures
US7467484B2 (en) * 2005-08-12 2008-12-23 Nike, Inc. Article of footwear with midsole having multiple layers
US7805236B2 (en) * 2008-01-29 2010-09-28 Stephen Mullen Apparatus and method for adjusting the performance of an internal combustion engine
US20100061596A1 (en) * 2008-09-05 2010-03-11 Varian Medical Systems Technologies, Inc. Video-Based Breathing Monitoring Without Fiducial Tracking
US10667727B2 (en) * 2008-09-05 2020-06-02 Varian Medical Systems, Inc. Systems and methods for determining a state of a patient

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2333743C2 (de) * 1973-07-03 1983-03-31 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Abgasentgiftung von Brennkraftmaschinen
US4109615A (en) * 1974-10-21 1978-08-29 Nissan Motor Company, Limited Apparatus for controlling the ratio of air to fuel of air-fuel mixture of internal combustion engine
GB1538497A (en) * 1975-09-30 1979-01-17 Nissan Motor Compensation for inherent fluctuation in output level of exhaust sensor in air-fuel ratio control system for internal combustion engine
JPS5632585Y2 (pt) * 1975-10-27 1981-08-03
JPS5297030A (en) * 1976-02-12 1977-08-15 Nissan Motor Co Ltd Air fuel ratio controller
JPS52154930A (en) * 1976-05-22 1977-12-23 Bosch Gmbh Robert Device for controlling fuellair ratio of mixture for internal combustion engine
JPS5713246A (en) * 1980-06-30 1982-01-23 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
JPS5713245A (en) * 1980-06-30 1982-01-23 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
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

Also Published As

Publication number Publication date
GB2286260A (en) 1995-08-09
DE19501150C2 (de) 1997-02-27
US5396875A (en) 1995-03-14
DE19501150A1 (de) 1995-08-10
JPH07260734A (ja) 1995-10-13
GB2286260B (en) 1998-04-15
GB9501249D0 (en) 1995-03-15

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law