DE69401020D1 - Abgasreinigungsgerät und -verfahren, für eine Brennkraftmaschine - Google Patents

Abgasreinigungsgerät und -verfahren, für eine Brennkraftmaschine

Info

Publication number
DE69401020D1
DE69401020D1 DE69401020T DE69401020T DE69401020D1 DE 69401020 D1 DE69401020 D1 DE 69401020D1 DE 69401020 T DE69401020 T DE 69401020T DE 69401020 T DE69401020 T DE 69401020T DE 69401020 D1 DE69401020 D1 DE 69401020D1
Authority
DE
Germany
Prior art keywords
control device
combustion engine
internal combustion
emission control
emission
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
DE69401020T
Other languages
English (en)
Other versions
DE69401020T2 (de
Inventor
Osamu Kuroda
Takahiro Tachi
Miho Saito
Toshio Ogawa
Noriko Watanabe
Akira Kato
Hiroshi Miyadera
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69401020D1 publication Critical patent/DE69401020D1/de
Publication of DE69401020T2 publication Critical patent/DE69401020T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F01N3/0835—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9495—Controlling the catalytic process
    • 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
    • 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—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0878—Bypassing absorbents or adsorbents
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/18—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an adsorber or absorber
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F01N2410/12—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of absorption, adsorption or desorption of exhaust gas constituents
    • 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
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69401020T 1993-03-17 1994-03-08 Abgasreinigungsgerät und -verfahren, für eine Brennkraftmaschine Expired - Fee Related DE69401020T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5056752A JPH06272542A (ja) 1993-03-17 1993-03-17 内燃機関の排気浄化制御装置及び制御方法

Publications (2)

Publication Number Publication Date
DE69401020D1 true DE69401020D1 (de) 1997-01-16
DE69401020T2 DE69401020T2 (de) 1997-04-03

Family

ID=13036258

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69401020T Expired - Fee Related DE69401020T2 (de) 1993-03-17 1994-03-08 Abgasreinigungsgerät und -verfahren, für eine Brennkraftmaschine

Country Status (4)

Country Link
US (1) US5517820A (de)
EP (1) EP0616115B1 (de)
JP (1) JPH06272542A (de)
DE (1) DE69401020T2 (de)

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* Cited by examiner, † Cited by third party
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FR2728018A1 (fr) * 1994-12-09 1996-06-14 Peugeot Procede et dispositif de traitement des gaz d'echappement d'un moteur a combustion interne
DE19500472C2 (de) * 1995-01-10 2003-10-16 Schatz Thermo Gastech Gmbh Verfahren zur Reduzierung der Abgasemissionen eines Verbrennungsmotors für Kraftfahrzeuge mit Abgaskatalysator
US6003309A (en) * 1995-02-17 1999-12-21 Hitachi, Ltd. Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine
US5867982A (en) * 1995-06-02 1999-02-09 Tengblad; Roger System for reducing emissions in catalytic converter exhaust systems
US5656244A (en) * 1995-11-02 1997-08-12 Energy And Environmental Research Corporation System for reducing NOx from mobile source engine exhaust
JP3658115B2 (ja) * 1996-11-20 2005-06-08 本田技研工業株式会社 内燃機関の排気浄化装置
US5758493A (en) * 1996-12-13 1998-06-02 Ford Global Technologies, Inc. Method and apparatus for desulfating a NOx trap
DE19712087C2 (de) * 1997-03-22 1999-07-22 Porsche Ag Adsorber-Katalysator-Kombination für Brennkraftmaschinen
DE19715921A1 (de) * 1997-04-16 1998-10-22 Schatz Thermo Gastech Gmbh Verfahren und Vorrichtung zur Schadstoffminderung
JPH115020A (ja) * 1997-06-16 1999-01-12 Ngk Insulators Ltd 排ガス浄化システム
FR2764637B1 (fr) * 1997-06-16 1999-08-13 Inst Francais Du Petrole Procede et ensemble d'elimination des oxydes d'azote presents dans des gaz d'echappement, utilisant un moyen de piegeage des oxydes d'azote
JP3264226B2 (ja) * 1997-08-25 2002-03-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5974788A (en) 1997-08-29 1999-11-02 Ford Global Technologies, Inc. Method and apparatus for desulfating a nox trap
DE19740702C1 (de) * 1997-09-16 1998-11-19 Siemens Ag Verfahren und Vorrichtung zum Betrieb einer mit Luftüberschuß arbeitenden Brennkraftmaschine
JP3564966B2 (ja) * 1997-09-19 2004-09-15 トヨタ自動車株式会社 排気浄化装置の故障診断装置
JP3546294B2 (ja) * 1998-04-28 2004-07-21 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3557925B2 (ja) * 1998-12-22 2004-08-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3722187B2 (ja) * 1998-12-24 2005-11-30 トヨタ自動車株式会社 吸着材の故障判定装置
JP2000303828A (ja) 1999-04-20 2000-10-31 Toyota Motor Corp ハイブリット車の排気浄化装置
US6244043B1 (en) * 1999-05-19 2001-06-12 Ford Global Technologies, Inc. Emission control device air/fuel ratio control system
DE10036942B4 (de) * 2000-07-28 2009-12-24 Volkswagen Ag Verfahren zur Bestimmung der Temperaturverteilung eines NOx-Katalysators
JP2002349241A (ja) * 2001-05-24 2002-12-04 Isuzu Motors Ltd ディーゼルエンジンの排気浄化装置
JP2003028000A (ja) * 2001-07-17 2003-01-29 Fuji Heavy Ind Ltd エンジン用吸気温センサの診断装置
DE10152187A1 (de) * 2001-10-23 2003-04-30 Daimler Chrysler Ag Abgasreinigungsanlage mit Stickoxid-Speicherkatalysator und SCR-Katalysator und Verfahren zur Verminderung des Stickoxidgehalts im Abgas von Brennkraftmaschinen
US6553757B1 (en) * 2001-11-19 2003-04-29 Ford Global Technologies, Llc NOx purge air/fuel ratio selection
JP3876705B2 (ja) * 2001-12-13 2007-02-07 いすゞ自動車株式会社 ディーゼルエンジンの排気ガス浄化システム
JP2003206785A (ja) * 2002-01-18 2003-07-25 Hitachi Ltd エンジンの制御方法及び制御装置
US7661263B2 (en) * 2004-08-27 2010-02-16 Caterpillar, Inc. Method of operating an internal combustion engine
FR2841297B1 (fr) * 2002-06-20 2005-04-08 Renault Sa Procede de traitement des gaz d'echappement d'un moteur a combustion a essence
DE10346345A1 (de) * 2003-10-06 2005-04-21 Arvin Technologies Inc Abgassystem und Verfahren zum Lenken eines Abgasstroms eines Fahrzeugverbrennungsmotors
JP4534860B2 (ja) * 2004-12-15 2010-09-01 トヨタ自動車株式会社 エンジンの排気浄化装置及びその製造方法
DE102005025045A1 (de) * 2005-05-30 2006-12-14 J. Eberspächer GmbH & Co. KG Abgasanlage
DE102006014073A1 (de) * 2006-03-28 2007-10-04 Purem Abgassysteme Gmbh & Co. Kg Abgasnachbehandlungsvorrichtung für eine Brennkraftmaschine
US8091344B2 (en) * 2006-06-13 2012-01-10 Cummins Inc. System for modifying exhaust gas flow through an aftertreatment device
JP2008190364A (ja) * 2007-02-01 2008-08-21 Toyota Motor Corp 内燃機関の排気浄化装置
FR2921970B1 (fr) * 2007-10-03 2011-07-15 Faurecia Sys Echappement Ligne d'echappement de vehicule automobile equipee d'un piege a oxydes d'azote bipassable.
US7736608B2 (en) * 2007-11-29 2010-06-15 General Electric Company Methods and systems for reducing the emissions from combustion gases
JP4637200B2 (ja) * 2008-04-04 2011-02-23 株式会社日立製作所 エンジンシステム
US8091348B2 (en) * 2008-11-06 2012-01-10 GM Global Technology Operations LLC Method and apparatus for exhaust aftertreatment in an internal combustion engine

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JP2660411B2 (ja) * 1987-11-18 1997-10-08 トヨタ自動車株式会社 排気ガス中の窒素酸化物を還元除去する方法
JPH03138974A (ja) * 1989-10-24 1991-06-13 Toshiba Corp Ｂｉ―ＣＭＯＳ集積回路
JPH03141816A (ja) * 1989-10-27 1991-06-17 Toyota Motor Corp 排気ガス浄化装置
JP2830464B2 (ja) * 1989-12-06 1998-12-02 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2727718B2 (ja) * 1990-01-31 1998-03-18 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP0450542A1 (de) * 1990-03-30 1991-10-09 Gte Valenite Corporation Spannbolzenverriegelungssystem
JP2712758B2 (ja) * 1990-05-28 1998-02-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5125231A (en) * 1990-06-08 1992-06-30 Corning Incorporated Dual converter engine exhaust system for reducing hydrocarbon emissions
US5051244A (en) * 1990-07-20 1991-09-24 Uop Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines
US5296198A (en) * 1990-11-09 1994-03-22 Ngk Insulators, Ltd. Heater and catalytic converter
JPH0559942A (ja) * 1991-08-29 1993-03-09 Toyota Motor Corp コールドｈｃ吸着除去装置
FR2686375B1 (fr) * 1992-01-17 1995-07-07 Ecia Equip Composants Ind Auto Ligne d'echappement des gaz de sortie d'un moteur notamment de vehicule automobile.

Also Published As

Publication number Publication date
DE69401020T2 (de) 1997-04-03
EP0616115B1 (de) 1996-12-04
JPH06272542A (ja) 1994-09-27
US5517820A (en) 1996-05-21
EP0616115A1 (de) 1994-09-21

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8339 Ceased/non-payment of the annual fee