JP4377075B2 - 内燃機関の排気通路内に配置された少なくとも１個のｎｏｘ吸収触媒を脱硫する方法 - Google Patents

内燃機関の排気通路内に配置された少なくとも１個のｎｏｘ吸収触媒を脱硫する方法 Download PDF

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Publication number
JP4377075B2
JP4377075B2 JP2000620235A JP2000620235A JP4377075B2 JP 4377075 B2 JP4377075 B2 JP 4377075B2 JP 2000620235 A JP2000620235 A JP 2000620235A JP 2000620235 A JP2000620235 A JP 2000620235A JP 4377075 B2 JP4377075 B2 JP 4377075B2
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Japan
Prior art keywords
catalyst
desulfurization
phase
target value
internal combustion
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Expired - Fee Related
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JP2000620235A
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English (en)
Japanese (ja)
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JP2003500594A (ja
JP2003500594A5 (enExample
Inventor
ポット・エッケハルト
ゴットシュリング・マルティーナ
ヘルト・ヴォルフガング
ハーン・ヘルマン
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Volkswagen AG
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Volkswagen AG
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    • 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
    • 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
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features 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
    • 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
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • F02D41/021—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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur oxides
    • 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
    • F01N2570/14—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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1408—Dithering techniques
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2000620235A 1999-05-21 2000-05-13 内燃機関の排気通路内に配置された少なくとも１個のｎｏｘ吸収触媒を脱硫する方法 Expired - Fee Related JP4377075B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19923481.7 1999-05-21
DE19923481A DE19923481A1 (de) 1999-05-21 1999-05-21 Verfahren zur Entschwefelung von wenigstens einem in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysator
PCT/EP2000/004325 WO2000071877A1 (de) 1999-05-21 2000-05-13 VERFAHREN ZUR ENTSCHWEFELUNG VON WENIGSTENS EINEM IN EINEM ABGASKANAL EINER VERBRENNUNGSKRAFTMASCHINE ANGEORDNETEN NOx-SPEICHERKATALYSATOR

Publications (3)

Publication Number Publication Date
JP2003500594A JP2003500594A (ja) 2003-01-07
JP2003500594A5 JP2003500594A5 (enExample) 2007-05-10
JP4377075B2 true JP4377075B2 (ja) 2009-12-02

Family

ID=7908835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000620235A Expired - Fee Related JP4377075B2 (ja) 1999-05-21 2000-05-13 内燃機関の排気通路内に配置された少なくとも１個のｎｏｘ吸収触媒を脱硫する方法

Country Status (5)

Country Link
EP (1) EP1183453B1 (enExample)
JP (1) JP4377075B2 (enExample)
DE (2) DE19923481A1 (enExample)
ES (1) ES2219340T3 (enExample)
WO (1) WO2000071877A1 (enExample)

Families Citing this family (30)

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Publication number Priority date Publication date Assignee Title
US5974790A (en) 1998-03-05 1999-11-02 Ford Global Technologies, Inc. Catalytic converter decontamination method
DE19939988A1 (de) * 1999-08-24 2001-03-15 Daimler Chrysler Ag Verfahren zum Betreiben eines Dieselmotors
US6539704B1 (en) 2000-03-17 2003-04-01 Ford Global Technologies, Inc. Method for improved vehicle performance
DE10032560B4 (de) * 2000-07-05 2010-04-08 Volkswagen Ag Verfahren zur Entschwefelung von wenigstens einem in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysator
DE10059791B4 (de) * 2000-12-01 2010-06-10 Volkswagen Ag Verfahren und Vorrichtung zur Entschwefelung eines Vorkatalysators
DE10113382A1 (de) * 2001-03-20 2002-10-10 Audi Ag Verfahren zum Aufheizen eines in Strömungsrichtung nachgeordneten Katalysators bei einem Abgasanlagensystem eines Verbrennungsmotors
DE10115962B4 (de) * 2001-03-27 2009-03-05 Volkswagen Ag Verfahren zur Entschwefelung eines im Abgasstrang einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysators
DE10123148B4 (de) * 2001-05-03 2011-09-15 Volkswagen Ag Verfahren und Vorrichtung zur Entschwefelung eines Vorkatalysators
US6543219B1 (en) 2001-10-29 2003-04-08 Ford Global Technologies, Inc. Engine fueling control for catalyst desulfurization
DE10156476B4 (de) * 2001-11-16 2012-10-31 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Verfahren zur Erkennung der fortschreitenden Verschwefelung eines NOx-Speicherkatalysators
DE10160704B4 (de) * 2001-12-11 2013-07-18 Volkswagen Ag Verfahren zum Betrieb von Abgasreinigungsvorrichtungen
DE10303085B4 (de) * 2002-01-28 2011-08-11 Toyota Jidosha Kabushiki Kaisha, Aichi-ken Abgassteuerungsvorrichtung und -verfahren eines Verbrennungsmotors
DE10238771B4 (de) * 2002-08-23 2009-01-22 Umicore Ag & Co. Kg Verfahren zur Desulfatisierung eines Stickoxid-Speicherkatalysators
WO2004059151A1 (de) * 2002-12-30 2004-07-15 Volkswagen Ag Verfahren und vorrichtung zur einstellung eines kraftstoff/luftverhältnisses für eine brennkraftmaschine
US6766641B1 (en) 2003-03-27 2004-07-27 Ford Global Technologies, Llc Temperature control via computing device
US6854264B2 (en) 2003-03-27 2005-02-15 Ford Global Technologies, Llc Computer controlled engine adjustment based on an exhaust flow
US7003944B2 (en) 2003-03-27 2006-02-28 Ford Global Technologies, Llc Computing device to generate even heating in exhaust system
US7146799B2 (en) 2003-03-27 2006-12-12 Ford Global Technologies, Llc Computer controlled engine air-fuel ratio adjustment
DE10347275B4 (de) * 2003-08-18 2012-03-01 Volkswagen Ag Verfahren und Vorrichtung zur Entschwefelung eines Katalysators
DE102004002292B4 (de) * 2004-01-16 2010-08-12 Audi Ag Abgaskatalysator und Verfahren zum Betreiben einer Abgaskatalysatorvorrichtung
DE102004002291B4 (de) * 2004-01-16 2010-01-07 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine eines Fahrzeuges, insbesondere eines Kraftfahrzeuges
US7104045B2 (en) 2004-01-28 2006-09-12 Ford Global Technologies, Llc System and method for removing hydrogen sulfide from an emissions stream
US7998447B2 (en) 2004-01-28 2011-08-16 Ford Global Technologies, Llc Method for removing hydrogen sulfide from an emissions stream
US7669410B2 (en) 2004-11-30 2010-03-02 Isuzu Motors Limited Sulfur purge control method for exhaust gas purifying system and exhaust gas purifying system
JP3915822B2 (ja) 2005-09-07 2007-05-16 いすゞ自動車株式会社 排気ガス浄化システムの脱硫制御方法及び排気ガス浄化システム
JP4738364B2 (ja) 2007-02-27 2011-08-03 本田技研工業株式会社 内燃機関の排ガス浄化装置
DE102008034992A1 (de) 2008-07-25 2010-01-28 Volkswagen Ag Verfahren zum Entschwefeln eines NOX-Speicherkatalysators
FR2935020B1 (fr) * 2008-08-14 2015-10-30 Renault Sas Procede pour la desulfuration d'un catalyseur d'oxydation apte a pieger des oxydes d'azote
DE102012003310B4 (de) 2012-02-18 2022-01-27 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zur Aufheizung eines Abgaskatalysators
GB2502832A (en) * 2012-06-06 2013-12-11 Gm Global Tech Operations Inc Controlling a Desuiphation Process of a Lean NOx trap

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
US5758493A (en) * 1996-12-13 1998-06-02 Ford Global Technologies, Inc. Method and apparatus for desulfating a NOx trap
DE19706608A1 (de) * 1997-02-20 1998-08-27 Ford Global Tech Inc Verfahren zur Entschwefelung einer Stickoxidfalle im Abgassystem eines Verbrennungsmotors
DE19731624A1 (de) * 1997-07-23 1999-01-28 Volkswagen Ag Verfahren und Vorrichtung zur Überwachung der De-Sulfatierung bei NOx-Speicherkatalysatoren
DE19731131A1 (de) * 1997-07-19 1999-01-21 Volkswagen Ag Verfahren und Vorrichtung zur Regeneration einer Schwefelfalle
EP0892158B1 (de) * 1997-07-19 2003-02-12 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zur Überwachung der De-Sulfatierung bei NOx-Speicherkatalysatoren
US5974788A (en) * 1997-08-29 1999-11-02 Ford Global Technologies, Inc. Method and apparatus for desulfating a nox trap
US5983627A (en) * 1997-09-02 1999-11-16 Ford Global Technologies, Inc. Closed loop control for desulfating a NOx trap
DE19747222C1 (de) * 1997-10-25 1999-03-04 Daimler Benz Ag Verbrennungsmotoranlage mit Stickoxid-Speicherkatalysator und Betriebsverfahren hierfür

Also Published As

Publication number Publication date
EP1183453A1 (de) 2002-03-06
ES2219340T3 (es) 2004-12-01
JP2003500594A (ja) 2003-01-07
EP1183453B1 (de) 2004-04-28
DE19923481A1 (de) 2000-11-23
DE50006262D1 (de) 2004-06-03
WO2000071877A1 (de) 2000-11-30

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