DE69328235T2 - Verfahren und Vorrichtung zur Reinigung von Abgas - Google Patents
Verfahren und Vorrichtung zur Reinigung von AbgasInfo
- Publication number
- DE69328235T2 DE69328235T2 DE69328235T DE69328235T DE69328235T2 DE 69328235 T2 DE69328235 T2 DE 69328235T2 DE 69328235 T DE69328235 T DE 69328235T DE 69328235 T DE69328235 T DE 69328235T DE 69328235 T2 DE69328235 T2 DE 69328235T2
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gas
- cleaning exhaust
- cleaning
- gas
- exhaust
- 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
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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0454—Controlling adsorption
-
- 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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
-
- 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
- B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
- B01D53/9486—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start for storing 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
- F01N3/0814—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
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
-
- 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
- F01N2370/00—Selection of materials for exhaust purification
- F01N2370/22—Selection of materials for exhaust purification used in non-catalytic purification apparatus
- F01N2370/24—Zeolitic material
-
- 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
- F01N2570/16—Oxygen
-
- 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
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
-
- 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
- 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
-
- 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
- Y02T10/40—Engine management systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33593792A JP3311051B2 (ja) | 1992-12-16 | 1992-12-16 | 排気ガス浄化方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69328235D1 DE69328235D1 (de) | 2000-05-04 |
DE69328235T2 true DE69328235T2 (de) | 2000-09-28 |
Family
ID=18294017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69328235T Expired - Fee Related DE69328235T2 (de) | 1992-12-16 | 1993-12-15 | Verfahren und Vorrichtung zur Reinigung von Abgas |
Country Status (4)
Country | Link |
---|---|
US (2) | US5662869A (de) |
EP (2) | EP0602963B1 (de) |
JP (1) | JP3311051B2 (de) |
DE (1) | DE69328235T2 (de) |
Families Citing this family (77)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4419776B4 (de) * | 1993-06-23 | 2006-07-27 | Volkswagen Ag | Abgasanlage |
CA2127478A1 (en) * | 1993-08-16 | 1995-02-17 | William Hertl | Modified zeolites for trapping hydrocarbons |
US6667018B2 (en) * | 1994-07-05 | 2003-12-23 | Ngk Insulators, Ltd. | Catalyst-adsorbent for purification of exhaust gases and method for purification of exhaust gases |
US5676912A (en) * | 1995-02-22 | 1997-10-14 | Mobil Oil Corporation | Process for exhaust gas NOx, CO, and hydrocarbon removal |
EP0774054B1 (de) * | 1995-06-06 | 2002-02-20 | Johnson Matthey Public Limited Company | Bekämpfen von luftverschmutzung |
JP3375790B2 (ja) * | 1995-06-23 | 2003-02-10 | 日本碍子株式会社 | 排ガス浄化システム及び排ガス浄化方法 |
JP3830566B2 (ja) * | 1995-10-04 | 2006-10-04 | 日本碍子株式会社 | 排ガス浄化システム |
US5687565A (en) * | 1995-11-29 | 1997-11-18 | Amoco Corporation | Control of exhaust emissions from an internal combustion engine |
JP3396378B2 (ja) * | 1996-08-15 | 2003-04-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化方法及び装置 |
US5768888A (en) * | 1996-11-08 | 1998-06-23 | Matros Technologies, Inc. | Emission control system |
FR2756008B1 (fr) * | 1996-11-19 | 1998-12-24 | Inst Francais Du Petrole | Systeme de procede de depollution de gaz d'echappement |
JPH10169434A (ja) * | 1996-12-09 | 1998-06-23 | Ngk Insulators Ltd | 排ガス浄化方法及びそれに用いる排ガス浄化システム |
DE19653910A1 (de) * | 1996-12-21 | 1998-06-25 | Daimler Benz Ag | Verfahren und Katalysator zur Verringerung von Schadstoffen in Gasen |
DE69826768T2 (de) * | 1997-07-02 | 2006-03-09 | Tosoh Corp., Shinnanyo | Adsorbens für Kohlenwasserstoff und Katalysator zur Abgasreinigung |
US5910293A (en) * | 1997-07-22 | 1999-06-08 | General Motors Corporation | Exhaust management system control |
US6047544A (en) * | 1997-08-20 | 2000-04-11 | Nissan Motor Co., Ltd. | Engine exhaust gas purification catalyst and exhaust gas purifier |
JP3709953B2 (ja) * | 1997-09-12 | 2005-10-26 | 本田技研工業株式会社 | 内燃機関の排気浄化装置 |
JP3417309B2 (ja) * | 1997-10-28 | 2003-06-16 | トヨタ自動車株式会社 | 炭化水素吸着材 |
KR20010033611A (ko) * | 1997-12-24 | 2001-04-25 | 스티븐 아이. 밀러 | 내연기관 동력의 차량용 촉매 전환기 시스템 |
DE19800665C1 (de) * | 1998-01-10 | 1999-07-01 | Degussa | Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators |
US6033638A (en) * | 1998-03-20 | 2000-03-07 | Campbell; Larry E. | Sequential adsorptive capture and catalytic oxidation of volatile organic compounds in a reactor bed |
JPH11294142A (ja) * | 1998-04-14 | 1999-10-26 | Toyota Motor Corp | NOx浄化装置 |
JP3518338B2 (ja) * | 1998-05-29 | 2004-04-12 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
JP3470597B2 (ja) * | 1998-06-15 | 2003-11-25 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
WO2000059630A1 (en) * | 1998-07-10 | 2000-10-12 | Asec Manufacturing | Improved catalyzed adsorber system for treating internal combustion engine exhaust gas and method of making same |
JP2002539348A (ja) * | 1998-10-12 | 2002-11-19 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 燃焼排気ガスを処理する方法および装置 |
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 |
JP3376948B2 (ja) * | 1999-03-19 | 2003-02-17 | トヨタ自動車株式会社 | ハイブリット車の排気浄化制御装置 |
FR2792967B1 (fr) * | 1999-04-27 | 2001-06-29 | Renault | Procede de commande de la richesse du melange air/carburant d'un moteur a combustion interne debitant des gaz d'echappement dans une ligne equipee d'un piege a hydrocarbures |
US6235255B1 (en) | 1999-05-21 | 2001-05-22 | Asec Manufacturing | Catalyst support having zeolite with high sodium back ion-exchange capacity and catalysts made therefrom |
US6560959B2 (en) * | 1999-12-06 | 2003-05-13 | Denso Corporation | Exhaust gas purification apparatus of internal combustion engine |
US6632764B2 (en) * | 2000-01-19 | 2003-10-14 | Volkswagen Ag | Method for controlling the regeneration of an NOx storage converter |
US6387338B1 (en) | 2000-03-15 | 2002-05-14 | Delphi Technologies, Inc. | Preparation of multi-component Ce, Zr, Mox high oxygen-ion-conduct/oxygen-storage-capacity materials |
JP3733834B2 (ja) * | 2000-05-02 | 2006-01-11 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
GB0012424D0 (en) * | 2000-05-24 | 2000-07-12 | Johnson Matthey Plc | Ultra low emission vehicles |
JP3716738B2 (ja) * | 2000-11-06 | 2005-11-16 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
US6750168B2 (en) * | 2000-12-05 | 2004-06-15 | Delphi Technologies, Inc. | High-temperature aging tolerance catalyzed adsorber system for treating internal combustion engine exhaust gas |
JP3608516B2 (ja) * | 2001-01-16 | 2005-01-12 | トヨタ自動車株式会社 | 車輌のhc排出抑制運転方法 |
US6813883B1 (en) * | 2001-02-14 | 2004-11-09 | Ford Global Technologies, Llc | System and method for controlling engine air/fuel ratio during hydrocarbon trap purging |
JP3855266B2 (ja) * | 2001-11-01 | 2006-12-06 | 日産自動車株式会社 | 排気ガス浄化用触媒 |
JP2004092535A (ja) | 2002-08-30 | 2004-03-25 | Mitsubishi Motors Corp | 排ガス浄化装置 |
JP2004108320A (ja) * | 2002-09-20 | 2004-04-08 | Isuzu Motors Ltd | 排気ガス浄化方法及びそのシステム |
US7175821B2 (en) * | 2002-09-30 | 2007-02-13 | Tronox Llc | Reactor and process for reducing emissions of CO and NOx |
JP3829786B2 (ja) * | 2002-10-01 | 2006-10-04 | トヨタ自動車株式会社 | 二次空気供給装置 |
JP4225126B2 (ja) * | 2003-06-11 | 2009-02-18 | 日産自動車株式会社 | エンジンの排気ガス浄化装置 |
US20040254061A1 (en) * | 2003-06-12 | 2004-12-16 | Danan Dou | Diesel exhaust emissions control device and methods of making thereof |
JP2005193171A (ja) * | 2004-01-08 | 2005-07-21 | Ict:Kk | 内燃機関の排気浄化装置 |
DE102004032287B4 (de) * | 2004-07-02 | 2007-01-11 | J. Eberspächer GmbH & Co. KG | Abgasanlage |
US20060153747A1 (en) * | 2005-01-13 | 2006-07-13 | Carrier Corporation | Gas treatment adsorption-oxidation system |
JP4254751B2 (ja) | 2005-06-17 | 2009-04-15 | トヨタ自動車株式会社 | 排気ガス浄化装置 |
JP4872637B2 (ja) * | 2006-12-08 | 2012-02-08 | マツダ株式会社 | 排気ガス浄化触媒の機能回復装置及び機能回復方法 |
JP2008150980A (ja) * | 2006-12-15 | 2008-07-03 | Mazda Motor Corp | 排気ガス浄化装置 |
US8580228B2 (en) | 2006-12-27 | 2013-11-12 | Chevron U.S.A. Inc. | Treatment of cold start engine exhaust |
JP4453700B2 (ja) | 2006-12-28 | 2010-04-21 | トヨタ自動車株式会社 | 内燃機関の排気ガス浄化装置 |
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-
1992
- 1992-12-16 JP JP33593792A patent/JP3311051B2/ja not_active Expired - Fee Related
-
1993
- 1993-12-15 DE DE69328235T patent/DE69328235T2/de not_active Expired - Fee Related
- 1993-12-15 EP EP93310145A patent/EP0602963B1/de not_active Expired - Lifetime
- 1993-12-15 EP EP99111575A patent/EP0948987A1/de not_active Withdrawn
-
1996
- 1996-04-29 US US08/638,852 patent/US5662869A/en not_active Expired - Fee Related
-
1997
- 1997-08-28 US US08/919,359 patent/US5887422A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0948987A1 (de) | 1999-10-13 |
US5887422A (en) | 1999-03-30 |
JPH06185343A (ja) | 1994-07-05 |
US5662869A (en) | 1997-09-02 |
JP3311051B2 (ja) | 2002-08-05 |
DE69328235D1 (de) | 2000-05-04 |
EP0602963B1 (de) | 2000-03-29 |
EP0602963A1 (de) | 1994-06-22 |
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