GB0318638D0 - A system and method for lean NOx trap control and diagnosis - Google Patents

A system and method for lean NOx trap control and diagnosis

Info

Publication number
GB0318638D0
GB0318638D0 GBGB0318638.4A GB0318638A GB0318638D0 GB 0318638 D0 GB0318638 D0 GB 0318638D0 GB 0318638 A GB0318638 A GB 0318638A GB 0318638 D0 GB0318638 D0 GB 0318638D0
Authority
GB
United Kingdom
Prior art keywords
diagnosis
nox trap
lean nox
trap control
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.)
Withdrawn
Application number
GBGB0318638.4A
Other versions
GB2394911A (en
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of GB0318638D0 publication Critical patent/GB0318638D0/en
Publication of GB2394911A publication Critical patent/GB2394911A/en
Withdrawn legal-status Critical Current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
    • F02D41/021—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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
    • 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
    • F02D2200/0808—NOx storage capacity, i.e. maximum amount of NOx that can be stored on NOx trap
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
GB0318638A 2002-08-13 2003-08-08 Controlling an emissions control device Withdrawn GB2394911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/218,076 US20040031261A1 (en) 2002-08-13 2002-08-13 System and method for lean NOx trap control and diagnosis

Publications (2)

Publication Number Publication Date
GB0318638D0 true GB0318638D0 (en) 2003-09-10
GB2394911A GB2394911A (en) 2004-05-12

Family

ID=28041376

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0318638A Withdrawn GB2394911A (en) 2002-08-13 2003-08-08 Controlling an emissions control device

Country Status (3)

Country Link
US (1) US20040031261A1 (en)
DE (1) DE10327299A1 (en)
GB (1) GB2394911A (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6006302A (en) * 1990-06-04 1999-12-21 Hitachi, Ltd. Multiple bus system using a data transfer unit
ITBO20030136A1 (en) * 2003-03-13 2004-09-14 Magneti Marelli Powertrain Spa METHOD FOR ESTIMATING THE DEGRADATION OF THE CAPACITY OF
US7168243B2 (en) * 2005-03-07 2007-01-30 Caterpillar Inc NOx adsorber and method of regenerating same
US8215098B2 (en) * 2005-05-02 2012-07-10 Cummins Inc. Method and apparatus for diagnosing exhaust gas aftertreatment component degradation
EP1734240B1 (en) * 2005-06-17 2008-05-07 Ford Global Technologies, LLC Method for operating an exhaust gas purification system
FR2916017B1 (en) * 2007-05-11 2009-06-12 Renault Sas METHOD FOR MONITORING THE EFFICIENCY OF A CATALYTIC CONVERTER STORING THE NOX IMPLANTED IN AN EXHAUST LINE OF AN INTERNAL COMBUSTION ENGINE AND MOTOR COMPRISING A DEVICE USING THE SAME
FR2921418B1 (en) * 2007-09-25 2014-01-24 Renault Sas METHOD AND SYSTEM FOR MANAGING AN EXHAUST GAS TREATMENT MODULE
JP2009138604A (en) * 2007-12-05 2009-06-25 Toyota Motor Corp Catalyst deterioration diagnosis device for internal combustion engine
FR2929988B1 (en) * 2008-04-14 2010-08-27 Renault Sas METHOD FOR DETERMINING THE STORAGE CAPACITY OF A NITROGEN OXIDE TRAP.
JP4576464B2 (en) * 2008-08-05 2010-11-10 本田技研工業株式会社 Deterioration judgment device for exhaust gas purification device
US8196391B2 (en) * 2008-12-02 2012-06-12 Ford Global Technologies, Llc SCR emissions-control system
US8468821B2 (en) * 2009-11-19 2013-06-25 GM Global Technology Operations LLC Dual-loop control systems and methods for a sequential turbocharger
KR101251519B1 (en) 2010-12-02 2013-04-05 현대자동차주식회사 METHOD FOR PREDICTING SOx STORED AT DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME
KR101251505B1 (en) * 2010-12-02 2013-04-05 현대자동차주식회사 METHOD FOR PREDICTING NOx LOADING AT DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME
KR101189241B1 (en) 2010-12-02 2012-10-09 현대자동차주식회사 METHOD FOR PREDICTING REGENERATION OF DeNOx CATALYST AND EXHAUST SYSTEM USING THE SAME
GB2495753A (en) * 2011-10-20 2013-04-24 Gm Global Tech Operations Inc Operating a Lean NOx Trap in an exhaust line of an Internal Combustion Engine
KR101567209B1 (en) * 2014-04-24 2015-11-06 현대자동차주식회사 Exhaust processing device control method for vehicle
DE102019200367A1 (en) * 2019-01-15 2020-07-16 Ford Global Technologies, Llc Method for determining regeneration parameter values of a multiple LNT catalyst system and device for data processing
CN110374723B (en) * 2019-07-15 2022-03-11 吉林师范大学 Urea SCR system ammonia coverage rate rolling time domain control method
CN111963287B (en) * 2020-08-21 2022-04-29 中国重汽集团济南动力有限公司 OBD interaction system, method and device for vehicle engine and post-processing
CN114837783B (en) * 2021-06-18 2023-09-29 长城汽车股份有限公司 LNT state detection method and device, electronic equipment and vehicle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6594985B2 (en) * 2001-06-19 2003-07-22 Ford Global Technologies, Inc. Exhaust gas aftertreatment device efficiency estimation
US6829885B2 (en) * 2001-11-19 2004-12-14 Ford Global Technologies, Llc Nox trap efficiency

Also Published As

Publication number Publication date
DE10327299A1 (en) 2004-02-26
US20040031261A1 (en) 2004-02-19
GB2394911A (en) 2004-05-12

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)