ATE547595T1 - Abgasreinigungssystem für einen verbrennungsmotor - Google Patents

Abgasreinigungssystem für einen verbrennungsmotor

Info

Publication number
ATE547595T1
ATE547595T1 AT08829855T AT08829855T ATE547595T1 AT E547595 T1 ATE547595 T1 AT E547595T1 AT 08829855 T AT08829855 T AT 08829855T AT 08829855 T AT08829855 T AT 08829855T AT E547595 T1 ATE547595 T1 AT E547595T1
Authority
AT
Austria
Prior art keywords
sox
reduction
rich
storage
nox catalyst
Prior art date
Application number
AT08829855T
Other languages
English (en)
Inventor
Mikio Inoue
Original Assignee
Toyota Motor Co Ltd
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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Application granted granted Critical
Publication of ATE547595T1 publication Critical patent/ATE547595T1/de

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
    • F02D41/027—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
    • 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
    • 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
    • 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
    • F01N3/0871—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents using means for controlling, e.g. purging, the absorbents or adsorbents
    • F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
    • 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
    • F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
    • F02D41/0245—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus by increasing temperature of the exhaust gas leaving the engine
    • 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
    • F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
    • F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F01N2610/146—Control thereof, e.g. control of injectors or injection valves
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
    • F01N2900/1631—Heat amount provided to exhaust 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AT08829855T 2007-09-04 2008-08-29 Abgasreinigungssystem für einen verbrennungsmotor ATE547595T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007228944A JP4816599B2 (ja) 2007-09-04 2007-09-04 内燃機関の排気浄化システム
PCT/JP2008/065560 WO2009031471A1 (ja) 2007-09-04 2008-08-29 内燃機関の排気浄化システム

Publications (1)

Publication Number Publication Date
ATE547595T1 true ATE547595T1 (de) 2012-03-15

Family

ID=40428790

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08829855T ATE547595T1 (de) 2007-09-04 2008-08-29 Abgasreinigungssystem für einen verbrennungsmotor

Country Status (6)

Country Link
US (1) US8511070B2 (de)
EP (1) EP2187008B1 (de)
JP (1) JP4816599B2 (de)
CN (1) CN101784769B (de)
AT (1) ATE547595T1 (de)
WO (1) WO2009031471A1 (de)

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EP1101391A4 (de) 1998-07-30 2005-01-19 Ion Optics Inc Infrarot strahlenquellen, zusammenstellung von fühlen und quellen, und das verfahren der herstellung
WO2011114498A1 (ja) * 2010-03-15 2011-09-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
GB2478721B (en) * 2010-03-15 2017-07-05 Gm Global Tech Operations Llc Method for managing a desulphurization phase of a catalyst device of an internal combustion engine.
JP5862868B2 (ja) * 2011-11-18 2016-02-16 三菱自動車工業株式会社 エンジンの排気浄化装置
EP2770178B1 (de) 2013-02-25 2017-04-05 Cummins Inc. System und Verfahren zur Schwefelrückgewinnung auf einem SCR-Katalysator
US9605616B2 (en) * 2013-07-11 2017-03-28 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification apparatus of internal combustion engine
JP6183401B2 (ja) * 2015-04-02 2017-08-23 トヨタ自動車株式会社 触媒再生処理装置
US10378405B2 (en) 2016-01-20 2019-08-13 Deere & Company Method for managing temperatures in aftertreatment system
JP6512200B2 (ja) * 2016-09-30 2019-05-15 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP6863302B2 (ja) * 2018-01-24 2021-04-21 トヨタ自動車株式会社 ハイブリッド車の排気浄化システム

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3580606D1 (de) * 1984-03-31 1991-01-03 Mitsubishi Motors Corp Regenerationssystem fuer eine diesel-partikel-oxydierungseinrichtung.
JP3509482B2 (ja) * 1997-07-31 2004-03-22 日産自動車株式会社 内燃機関の排気浄化装置
DE19922962C2 (de) * 1999-05-19 2003-02-27 Daimler Chrysler Ag Verfahren zur periodischen Desulfatisierung eines Stickoxid- oder Schwefeloxid-Speichers einer Abgasreinigungsanlage
DE60126871T2 (de) 2000-07-24 2007-11-15 Toyota Jidosha Kabushiki Kaisha, Toyota Abgasreinigungsvorrichtung für eine Brennkraftmaschine
JP2002155724A (ja) 2000-09-07 2002-05-31 Toyota Motor Corp 内燃機関の排気浄化装置
US6449945B1 (en) * 2001-04-18 2002-09-17 Ford Global Technologies, Inc. Emission control system
JP3835241B2 (ja) 2001-10-15 2006-10-18 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2004068700A (ja) 2002-08-06 2004-03-04 Toyota Motor Corp 排気ガス浄化方法
US7055311B2 (en) * 2002-08-31 2006-06-06 Engelhard Corporation Emission control system for vehicles powered by diesel engines
US7003944B2 (en) 2003-03-27 2006-02-28 Ford Global Technologies, Llc Computing device to generate even heating in exhaust system
JP2004339993A (ja) * 2003-05-14 2004-12-02 Toyota Motor Corp 内燃機関の排気浄化システム
JP2004346793A (ja) * 2003-05-21 2004-12-09 Mitsubishi Fuso Truck & Bus Corp 内燃機関の排気浄化装置
JP3972864B2 (ja) * 2003-06-04 2007-09-05 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP3876874B2 (ja) * 2003-10-28 2007-02-07 トヨタ自動車株式会社 触媒再生方法
JP4321332B2 (ja) * 2004-04-01 2009-08-26 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO2006059470A1 (ja) * 2004-11-30 2006-06-08 Isuzu Motors Limited 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
FR2897103B1 (fr) * 2006-02-09 2011-06-10 Peugeot Citroen Automobiles Sa Systeme et procede d'elimination de sox (oxyde de soufre), module d'arret pour ce systeme

Also Published As

Publication number Publication date
EP2187008B1 (de) 2012-02-29
US20110120098A1 (en) 2011-05-26
US8511070B2 (en) 2013-08-20
CN101784769A (zh) 2010-07-21
EP2187008A4 (de) 2011-06-29
CN101784769B (zh) 2012-05-23
EP2187008A1 (de) 2010-05-19
JP4816599B2 (ja) 2011-11-16
WO2009031471A1 (ja) 2009-03-12
JP2009062824A (ja) 2009-03-26

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