FR2941265B1 - METHOD FOR ADJUSTING A LAMBDA PROBE SIGNAL AND DEVICE FOR IMPLEMENTING SAME - Google Patents

METHOD FOR ADJUSTING A LAMBDA PROBE SIGNAL AND DEVICE FOR IMPLEMENTING SAME

Info

Publication number
FR2941265B1
FR2941265B1 FR1050260A FR1050260A FR2941265B1 FR 2941265 B1 FR2941265 B1 FR 2941265B1 FR 1050260 A FR1050260 A FR 1050260A FR 1050260 A FR1050260 A FR 1050260A FR 2941265 B1 FR2941265 B1 FR 2941265B1
Authority
FR
France
Prior art keywords
adjusting
probe signal
lambda probe
implementing same
implementing
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
FR1050260A
Other languages
French (fr)
Other versions
FR2941265A1 (en
Inventor
Dimitrios Stavrianos
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2941265A1 publication Critical patent/FR2941265A1/en
Application granted granted Critical
Publication of FR2941265B1 publication Critical patent/FR2941265B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/3005—Details not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/02—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by cutting out a part of engine cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda 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
    • F02D41/0002—Controlling intake air
    • F02D41/0005—Controlling intake air during deceleration
    • 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
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR1050260A 2009-01-19 2010-01-15 METHOD FOR ADJUSTING A LAMBDA PROBE SIGNAL AND DEVICE FOR IMPLEMENTING SAME Expired - Fee Related FR2941265B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009000298A DE102009000298A1 (en) 2009-01-19 2009-01-19 Method for alignment of lambda sensor signal provided by lambda sensor arranged in exhaust duct of internal-combustion engine of motor vehicle, involves opening butterfly valve during fuel cut-off, and adjusting signal after opening valve

Publications (2)

Publication Number Publication Date
FR2941265A1 FR2941265A1 (en) 2010-07-23
FR2941265B1 true FR2941265B1 (en) 2015-12-18

Family

ID=42262742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1050260A Expired - Fee Related FR2941265B1 (en) 2009-01-19 2010-01-15 METHOD FOR ADJUSTING A LAMBDA PROBE SIGNAL AND DEVICE FOR IMPLEMENTING SAME

Country Status (3)

Country Link
DE (1) DE102009000298A1 (en)
FR (1) FR2941265B1 (en)
IT (1) IT1397627B1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010011240A1 (en) * 2010-03-12 2011-09-15 GM Global Technology Operations LLC , (n. d. Ges. d. Staates Delaware) Throttle valve control for an internal combustion engine
DE102011087000B4 (en) 2011-11-24 2013-11-14 Robert Bosch Gmbh Device for measuring at least one exhaust gas component in an exhaust gas passage of a combustion process
DE102012208092B4 (en) 2012-05-15 2022-02-24 Robert Bosch Gmbh Method and control unit for compensating for a voltage offset of a two-point lambda probe
DE102013012398A1 (en) * 2013-07-26 2015-01-29 Man Diesel & Turbo Se Method for operating an internal combustion engine
DE102013014674A1 (en) 2013-09-04 2015-03-05 Man Diesel & Turbo Se Method for operating an internal combustion engine
JP6287810B2 (en) * 2014-12-19 2018-03-07 トヨタ自動車株式会社 Air-fuel ratio sensor abnormality diagnosis device
DE102020126584B3 (en) 2020-10-09 2021-12-30 Bam Ag Machine and process for the production of uniaxial steel wire mesh
DE102022202200B3 (en) * 2022-03-03 2023-02-02 Vitesco Technologies GmbH Method for calibrating an exhaust gas sensor of an internal combustion engine for a vehicle and internal combustion engine for a vehicle
DE102022203170B3 (en) 2022-03-31 2023-03-30 Vitesco Technologies GmbH Method for detecting manipulation of a sensor value of an exhaust gas sensor of an internal combustion engine for a vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0458033A (en) * 1990-06-27 1992-02-25 Mazda Motor Corp Air intake system for engine
DE19517434B4 (en) 1995-05-12 2006-08-10 Robert Bosch Gmbh Method for interrupting the fuel supply during coasting of an internal combustion engine
DE19810483A1 (en) 1998-03-11 1999-09-23 Bosch Gmbh Robert Offset determination of hydrocarbon or nitrogen oxide sensor in catalyst-fitted engine exhaust system
DE10039953C1 (en) * 2000-08-16 2002-04-11 Siemens Ag Method and device for controlling an internal combustion engine
DE102005056152A1 (en) 2005-11-23 2007-05-24 Robert Bosch Gmbh Method for calibrating the signal provided by a broadband lambda sensor and apparatus for carrying out the method

Also Published As

Publication number Publication date
ITMI20100005A1 (en) 2010-07-20
FR2941265A1 (en) 2010-07-23
IT1397627B1 (en) 2013-01-18
DE102009000298A1 (en) 2010-07-22

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