ATE350569T1 - Verfahren und vorrichtung zur steuerung der regeneration eines nox-speicherkatalysators - Google Patents

Verfahren und vorrichtung zur steuerung der regeneration eines nox-speicherkatalysators

Info

Publication number
ATE350569T1
ATE350569T1 AT01101084T AT01101084T ATE350569T1 AT E350569 T1 ATE350569 T1 AT E350569T1 AT 01101084 T AT01101084 T AT 01101084T AT 01101084 T AT01101084 T AT 01101084T AT E350569 T1 ATE350569 T1 AT E350569T1
Authority
AT
Austria
Prior art keywords
pdat
hil
converter
regeneration
controlling
Prior art date
Application number
AT01101084T
Other languages
English (en)
Inventor
Jens Dr Drueckhammer
Frank Schulze
Axel Lang
Original Assignee
Volkswagen Ag
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
Priority claimed from DE10008564A external-priority patent/DE10008564A1/de
Application filed by Volkswagen Ag filed Critical Volkswagen Ag
Application granted granted Critical
Publication of ATE350569T1 publication Critical patent/ATE350569T1/de

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
    • 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
    • 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
    • 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
    • F02D41/028—Desulfurisation of NOx traps or adsorbent
    • 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
    • F02D41/146—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 NOx content or concentration
    • F02D41/1463—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 NOx content or concentration of the exhaust gases downstream of exhaust gas treatment 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
    • 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
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur oxides

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AT01101084T 2000-01-19 2001-01-18 Verfahren und vorrichtung zur steuerung der regeneration eines nox-speicherkatalysators ATE350569T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10001994 2000-01-19
DE10008564A DE10008564A1 (de) 2000-01-19 2000-02-24 Verfahren und Vorrichtung zur Steuerung der Regeneration eines NOx-Speicherkatalysators

Publications (1)

Publication Number Publication Date
ATE350569T1 true ATE350569T1 (de) 2007-01-15

Family

ID=26003914

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01101084T ATE350569T1 (de) 2000-01-19 2001-01-18 Verfahren und vorrichtung zur steuerung der regeneration eines nox-speicherkatalysators

Country Status (4)

Country Link
US (1) US6632764B2 (de)
EP (1) EP1118756B1 (de)
AT (1) ATE350569T1 (de)
DE (1) DE50111757D1 (de)

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US6820417B2 (en) 2001-11-29 2004-11-23 Analytical Engineering, Inc. Exhaust aftertreatment system and method for an internal combustion engine
EP1723112A1 (de) * 2004-03-11 2006-11-22 Theravance, Inc. Als antagonisten für den muscarinrezeptor geeignete biphenylverbindungen
EP1725764A1 (de) * 2004-03-15 2006-11-29 Honeywell International, Inc. Vorrichtung und verfahren zur lagerung und freisetzung von aromatische verbindungen enthaltendem schwefel aus einem brennstoffstrom eines verbrennungsmotors
US7441403B2 (en) * 2004-12-20 2008-10-28 Detroit Diesel Corporation Method and system for determining temperature set points in systems having particulate filters with regeneration capabilities
US7210286B2 (en) * 2004-12-20 2007-05-01 Detroit Diesel Corporation Method and system for controlling fuel included within exhaust gases to facilitate regeneration of a particulate filter
US7461504B2 (en) * 2004-12-21 2008-12-09 Detroit Diesel Corporation Method and system for controlling temperatures of exhaust gases emitted from internal combustion engine to facilitate regeneration of a particulate filter
US7076945B2 (en) * 2004-12-22 2006-07-18 Detroit Diesel Corporation Method and system for controlling temperatures of exhaust gases emitted from an internal combustion engine to facilitate regeneration of a particulate filter
US7434388B2 (en) 2004-12-22 2008-10-14 Detroit Diesel Corporation Method and system for regeneration of a particulate filter
US20060130465A1 (en) * 2004-12-22 2006-06-22 Detroit Diesel Corporation Method and system for controlling exhaust gases emitted from an internal combustion engine
GB0603942D0 (en) * 2006-02-28 2006-04-05 Johnson Matthey Plc Exhaust system for a spark-ignited internal combustion engine
GB0716833D0 (en) * 2007-08-31 2007-10-10 Nunn Andrew D On board diagnostic system
DE102007046353B3 (de) * 2007-09-27 2009-04-16 Continental Automotive Gmbh Regenerationsverfahren für einen Speicherkatalysator
US7704383B2 (en) * 2007-10-16 2010-04-27 Honeywell Interational Inc. Portable fuel desulfurization unit
WO2009126873A1 (en) * 2008-04-11 2009-10-15 Honeywell International Inc. Improvements in regeneration of sulfur sorbents
US20110185708A1 (en) * 2010-01-29 2011-08-04 Eaton Corporation Adaptive Desulfation Control Algorithm
US8701390B2 (en) * 2010-11-23 2014-04-22 International Engine Intellectual Property Company, Llc Adaptive control strategy
EP2690264A4 (de) * 2011-03-22 2014-05-14 Toyota Motor Co Ltd System zur feststellung von katalysatorverschleiss
US10920645B2 (en) 2018-08-02 2021-02-16 Ford Global Technologies, Llc Systems and methods for on-board monitoring of a passive NOx adsorption catalyst
US12140238B1 (en) 2022-07-25 2024-11-12 Juan Carlos Bocos Water conservation valve

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US4973399A (en) * 1989-11-03 1990-11-27 Mobil Oil Corporation Catalytic cracking of hydrocarbons
JP3311051B2 (ja) * 1992-12-16 2002-08-05 日本碍子株式会社 排気ガス浄化方法及び装置
JP2888124B2 (ja) * 1994-01-27 1999-05-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3440654B2 (ja) * 1994-11-25 2003-08-25 トヨタ自動車株式会社 排気浄化装置
DE19511548A1 (de) * 1995-03-29 1996-06-13 Daimler Benz Ag Verfahren und Vorrichtung zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
DE19645202B4 (de) 1995-12-23 2006-05-11 Volkswagen Ag Verfahren zur Überwachung der Konvertierungsrate eines Abgaskatalysators für eine Brennkraftmaschine
DE19607151C1 (de) * 1996-02-26 1997-07-10 Siemens Ag Verfahren zur Regeneration eines NOx-Speicherkatalysators
JPH1071325A (ja) * 1996-06-21 1998-03-17 Ngk Insulators Ltd エンジン排ガス系の制御方法および触媒／吸着手段の劣化検出方法
DE19716275C1 (de) * 1997-04-18 1998-09-24 Volkswagen Ag Verfahren zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
DE19800665C1 (de) * 1998-01-10 1999-07-01 Degussa Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators
JP3456401B2 (ja) 1998-02-12 2003-10-14 日産自動車株式会社 内燃機関の排気浄化装置
DE19808382A1 (de) 1998-02-27 1999-09-02 Volkswagen Ag Steuerung eines NOx-Absorber-Katalysator
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DE19922981A1 (de) * 1999-05-19 2000-11-30 Bosch Gmbh Robert Verfahren zur Kontrolle der Funktionstüchtigkeit eines NO¶x¶-Speicherkatalysators

Also Published As

Publication number Publication date
US6632764B2 (en) 2003-10-14
DE50111757D1 (de) 2007-02-15
EP1118756A2 (de) 2001-07-25
EP1118756A3 (de) 2003-07-09
US20020128146A1 (en) 2002-09-12
EP1118756B1 (de) 2007-01-03

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