FR2910935B1 - METHOD FOR CONTROLLING THE OXYGEN FILLING LEVEL OF AN EXHAUST GAS CLEANING SYSTEM - Google Patents

METHOD FOR CONTROLLING THE OXYGEN FILLING LEVEL OF AN EXHAUST GAS CLEANING SYSTEM Download PDF

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Publication number
FR2910935B1
FR2910935B1 FR0760360A FR0760360A FR2910935B1 FR 2910935 B1 FR2910935 B1 FR 2910935B1 FR 0760360 A FR0760360 A FR 0760360A FR 0760360 A FR0760360 A FR 0760360A FR 2910935 B1 FR2910935 B1 FR 2910935B1
Authority
FR
France
Prior art keywords
controlling
exhaust gas
cleaning system
gas cleaning
filling level
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
FR0760360A
Other languages
French (fr)
Other versions
FR2910935A1 (en
Inventor
Kersten Wehmeier
Richard Hotzel
Eberhard Schnaibel
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 FR2910935A1 publication Critical patent/FR2910935A1/en
Application granted granted Critical
Publication of FR2910935B1 publication Critical patent/FR2910935B1/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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/0295—Control according to the amount of oxygen that is stored on the exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0814—Oxygen storage amount
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0816—Oxygen storage capacity
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
FR0760360A 2006-12-28 2007-12-26 METHOD FOR CONTROLLING THE OXYGEN FILLING LEVEL OF AN EXHAUST GAS CLEANING SYSTEM Expired - Fee Related FR2910935B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610061684 DE102006061684A1 (en) 2006-12-28 2006-12-28 Oxygen level controlling method for internal combustion engine, involves modulating exhaust gas composition between threshold values such that lean and fat adjustments of composition are terminated, when amount reaches values, respectively
DE102006061684.7 2006-12-28

Publications (2)

Publication Number Publication Date
FR2910935A1 FR2910935A1 (en) 2008-07-04
FR2910935B1 true FR2910935B1 (en) 2018-03-02

Family

ID=39465688

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0760360A Expired - Fee Related FR2910935B1 (en) 2006-12-28 2007-12-26 METHOD FOR CONTROLLING THE OXYGEN FILLING LEVEL OF AN EXHAUST GAS CLEANING SYSTEM

Country Status (3)

Country Link
CN (1) CN101210509B (en)
DE (1) DE102006061684A1 (en)
FR (1) FR2910935B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5464391B2 (en) * 2011-01-18 2014-04-09 トヨタ自動車株式会社 Air-fuel ratio control device for internal combustion engine
DE102014200042A1 (en) 2014-01-07 2015-07-09 Robert Bosch Gmbh Method and device for controlling a mixture composition with a lambda-jump probe
JP6107674B2 (en) * 2014-01-10 2017-04-05 トヨタ自動車株式会社 Control device for internal combustion engine
DE102016219689A1 (en) 2016-10-11 2018-04-12 Robert Bosch Gmbh Method and control device for controlling an oxygen loading of a three-way catalytic converter
DE102018251719A1 (en) * 2018-12-27 2020-07-02 Robert Bosch Gmbh Method and control device for regulating a fill level of a memory of a catalytic converter for an exhaust gas component when the probe is not ready for operation
DE102019212899A1 (en) * 2019-08-28 2021-03-04 Robert Bosch Gmbh Method for detecting deactivation of an exhaust gas catalytic converter
DE102020208838A1 (en) 2020-07-15 2022-01-20 Robert Bosch Gesellschaft mit beschränkter Haftung Method and computing unit for controlling an internal combustion engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024212C2 (en) * 1990-07-31 1999-09-02 Bosch Gmbh Robert Process for the constant lambda control of an internal combustion engine with a catalyst
US5842340A (en) * 1997-02-26 1998-12-01 Motorola Inc. Method for controlling the level of oxygen stored by a catalyst within a catalytic converter
JP3572961B2 (en) * 1998-10-16 2004-10-06 日産自動車株式会社 Engine exhaust purification device
JP3528739B2 (en) * 2000-02-16 2004-05-24 日産自動車株式会社 Engine exhaust purification device
KR100487508B1 (en) * 2000-02-25 2005-05-03 닛산 지도우샤 가부시키가이샤 Engine exhaust purification device
DE10205817A1 (en) * 2002-02-13 2003-08-14 Bosch Gmbh Robert Method and device for regulating the fuel / air ratio of a combustion process
US7793489B2 (en) * 2005-06-03 2010-09-14 Gm Global Technology Operations, Inc. Fuel control for robust detection of catalytic converter oxygen storage capacity

Also Published As

Publication number Publication date
DE102006061684A1 (en) 2008-07-03
CN101210509B (en) 2012-01-18
FR2910935A1 (en) 2008-07-04
CN101210509A (en) 2008-07-02

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