ES2144779T3 - Procedimiento y dispositivo que permite purificar los gases de escape de un motor. - Google Patents
Procedimiento y dispositivo que permite purificar los gases de escape de un motor.Info
- Publication number
- ES2144779T3 ES2144779T3 ES96935521T ES96935521T ES2144779T3 ES 2144779 T3 ES2144779 T3 ES 2144779T3 ES 96935521 T ES96935521 T ES 96935521T ES 96935521 T ES96935521 T ES 96935521T ES 2144779 T3 ES2144779 T3 ES 2144779T3
- Authority
- ES
- Spain
- Prior art keywords
- catalyst
- engine
- exhaust gas
- way catalyst
- develops
- 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 - Lifetime
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
-
- 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
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
- F02D41/1443—Plural sensors with one sensor per cylinder or group of cylinders
-
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
-
- 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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
-
- 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
- F01N3/0828—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—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
- 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
- F01N2240/25—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 ammonia generator
-
- 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
- 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
-
- 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
-
- 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)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (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)
Abstract
LA INVENCION SE REFIERE A UN COLECTOR DE ESCAPE (7) DE UN MOTOR (1) QUE ESTA CONECTADO A UN CATALIZADOR DE TRES VIAS (TW) (8A), Y EL CATALIZADOR DE TRES VIAS TW (8A) ESTA CONECTADO A UN CATALIZADOR ABSORBENTE DE NH 3 Y OXIDANTE (NH 3 AO) (10A). EL MOTOR DESARROLLA LAS OPERACIONES CON GAS POBRE Y RICO ALTERNATIVA Y REPETIDAMENTE. CUANDO EL MOTOR (1) DESARROLLA LA OPERACION CON GAS RICO Y POR LO TANTO LA RELACION AIRECOMBUSTIBLE DEL GAS DE ESCAPE QUE FLUYE DENTRO DEL CATALIZADOR DE TRES VIAS TW (8A) ESTA ENRIQUECIDO, EL NO X DEL GAS DE ESCAPE QUE FLUYE HACIA ADENTRO SE CONVIERTE EN NH 3 EN EL CATALIZADOR DE TRES VIAS TW (8A). EL NH 3 ES LUEGO ADSORBIDO EN EL CATALIZADOR NH 3 - AO (10A). A CONTINUACION, CU ANDO EL MOTOR (1) DESARROLLA LAS OPERACIONES CON GAS POBRE Y POR LO TANTO LA RELACION AIRE-COMBUSTIBLE DEL GAS DE ESCAPE QUE FLUYE EN EL CATALIZADOR DE TRES VIAS TW (8A) ES POBRE, EL NO SUB,X DE LOS GASES DE ESCAPE ATRAVIESA EL CATALIZADOR DE TRES VIAS TW (8A), Y FLUYE DENTRO DEL CATALIZADORNH 3 - AO (10A). EN ESE MOMENTO, EL NH 3 ADSORBIDO EN EL CATALIZADOR (10A) ES DESORBIDO DEL MISMO, Y REDUCE EL NO X QUE ENTRA.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29125895 | 1995-11-09 | ||
JP6680696 | 1996-03-22 | ||
JP8957296 | 1996-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2144779T3 true ES2144779T3 (es) | 2000-06-16 |
Family
ID=27299253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES96935521T Expired - Lifetime ES2144779T3 (es) | 1995-11-09 | 1996-10-31 | Procedimiento y dispositivo que permite purificar los gases de escape de un motor. |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0879343B1 (es) |
JP (1) | JP3158444B2 (es) |
KR (1) | KR100287050B1 (es) |
CN (1) | CN1084827C (es) |
AU (1) | AU696257B2 (es) |
CA (1) | CA2235016C (es) |
DE (1) | DE69606439T2 (es) |
ES (1) | ES2144779T3 (es) |
TW (1) | TW348199B (es) |
WO (1) | WO1997017532A1 (es) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6133185A (en) * | 1995-11-09 | 2000-10-17 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purifying catalyst |
DE19739848A1 (de) * | 1997-09-11 | 1999-03-18 | Bosch Gmbh Robert | Brennkraftmaschine insbesondere für ein Kraftfahrzeug |
DE19753718C1 (de) * | 1997-12-04 | 1999-07-08 | Daimler Chrysler Ag | Verfahren zum Betreiben eines Dieselmotors |
DE19820828B4 (de) | 1998-05-09 | 2004-06-24 | Daimlerchrysler Ag | Stickoxidemissionsmindernde Abgasreinigungsanlage |
DE19909933A1 (de) * | 1999-03-06 | 2000-09-07 | Daimler Chrysler Ag | Abgasreinigungsanlage mit interner Ammoniakerzeugung zur Stickoxidreduktion und Betriebsverfahren hierfür |
DE19922960C2 (de) | 1999-05-19 | 2003-07-17 | Daimler Chrysler Ag | Abgasreinigungsanlage mit interner Ammoniakerzeugung zur Stickoxidreduktion |
DE19922961C2 (de) | 1999-05-19 | 2003-07-17 | Daimler Chrysler Ag | Abgasreinigungsanlage mit interner Ammoniakerzeugung zur Stickoxidreduktion |
DE19949046B4 (de) * | 1999-10-11 | 2005-09-01 | Daimlerchrysler Ag | Abgasreinigungsanlage mit interner Erzeugung und Zwischenspeicherung von Ammoniak sowie Betriebsverfahren hierfür |
JP2002195071A (ja) * | 2000-12-25 | 2002-07-10 | Mitsubishi Electric Corp | 内燃機関制御装置 |
DE10128414A1 (de) | 2001-06-12 | 2002-12-19 | Daimler Chrysler Ag | Abgasreinigungsanlage mit Reduktionsmittelversorgung |
US6928359B2 (en) * | 2001-08-09 | 2005-08-09 | Ford Global Technologies, Llc | High efficiency conversion of nitrogen oxides in an exhaust aftertreatment device at low temperature |
JP3811075B2 (ja) * | 2002-01-24 | 2006-08-16 | 本田技研工業株式会社 | 仮想排ガスセンサを用いた内燃機関の空燃比制御装置 |
DE10300298A1 (de) | 2003-01-02 | 2004-07-15 | Daimlerchrysler Ag | Abgasnachbehandlungseinrichtung und -verfahren |
JP4075706B2 (ja) | 2003-01-23 | 2008-04-16 | トヨタ自動車株式会社 | 排気ガス浄化装置 |
JP3873904B2 (ja) * | 2003-02-26 | 2007-01-31 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
DE10349876A1 (de) | 2003-10-25 | 2005-05-25 | Daimlerchrysler Ag | Brennkraftmaschine mit Abgasreinigungsanlage und Verfahren zur Reinigung des Abgases einer Brennkraftmaschine |
US7490464B2 (en) | 2003-11-04 | 2009-02-17 | Basf Catalysts Llc | Emissions treatment system with NSR and SCR catalysts |
US20080028754A1 (en) * | 2003-12-23 | 2008-02-07 | Prasad Tumati | Methods and apparatus for operating an emission abatement assembly |
JP4526831B2 (ja) * | 2004-02-16 | 2010-08-18 | 本田技研工業株式会社 | 内燃機関の排気浄化装置 |
DE102004058210A1 (de) * | 2004-12-02 | 2006-06-14 | Hte Ag The High Throughput Experimentation Company | Katalysator zur Entfernung von Schadstoffen aus Abgasen von Verbrennungsmotoren |
EP1748834A1 (en) | 2004-04-16 | 2007-02-07 | HTE Aktiengesellschaft The High Throughput Experimentation Company | Process for the removal of harmful substances from exhaust gases of combustion engines and catalyst for carrying out said process |
DE102004018648A1 (de) * | 2004-04-16 | 2005-11-10 | Hte Ag The High Throughput Experimentation Company | Verfahren zur Reduktion von Stickoxiden mit einem Abgasnachbehandlungssystem |
JP4208012B2 (ja) * | 2004-06-25 | 2009-01-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US7213395B2 (en) * | 2004-07-14 | 2007-05-08 | Eaton Corporation | Hybrid catalyst system for exhaust emissions reduction |
JP4832209B2 (ja) * | 2006-08-14 | 2011-12-07 | トヨタ自動車株式会社 | 触媒劣化診断装置 |
DE102007008577B3 (de) * | 2007-02-16 | 2008-10-23 | Audi Ag | Verfahren und Vorrichtung zur Erzeugung von Ammoniak für die Abgasbehandlung bei Brennkraftmaschinen in einem Kraftfahrzeug |
JP4304539B2 (ja) * | 2007-05-17 | 2009-07-29 | いすゞ自動車株式会社 | NOx浄化システムの制御方法及びNOx浄化システム |
DE102007044937B4 (de) * | 2007-09-20 | 2010-03-25 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
JP4492669B2 (ja) * | 2007-10-24 | 2010-06-30 | トヨタ自動車株式会社 | 内燃機関の空燃比制御装置 |
US8245500B2 (en) * | 2008-07-07 | 2012-08-21 | Delphi Technologies, Inc. | Dual catalyst NOx reduction system for exhaust from lean burn internal combustion engines |
US8392091B2 (en) | 2008-08-22 | 2013-03-05 | GM Global Technology Operations LLC | Using GPS/map/traffic info to control performance of aftertreatment (AT) devices |
US9662611B2 (en) | 2009-04-03 | 2017-05-30 | Basf Corporation | Emissions treatment system with ammonia-generating and SCR catalysts |
US7998443B2 (en) * | 2009-04-17 | 2011-08-16 | Johnson Matthey Public Limited Company | Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides |
KR101029642B1 (ko) * | 2009-09-30 | 2011-04-15 | 상명대학교 산학협력단 | 고흡장성 혼합금속산화물 촉매를 통한 희박 질소산화물 분해처리 방법 |
KR101029646B1 (ko) * | 2009-10-26 | 2011-04-15 | 상명대학교 산학협력단 | 고흡장성 혼합금속산화물 촉매의 병렬 배치를 통한 희박 질소산화물의 분해처리 방법 |
US20110214417A1 (en) * | 2009-11-12 | 2011-09-08 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purification system for internal combustion engine |
DE102011003599A1 (de) * | 2011-02-03 | 2012-08-09 | Robert Bosch Gmbh | Verfahren zum Dosieren eines Reduktionsmittels |
US8919099B2 (en) * | 2011-06-10 | 2014-12-30 | GM Global Technology Operations LLC | System and method for determining an ammonia generation rate in a three-way catalyst |
WO2013005852A1 (en) * | 2011-07-01 | 2013-01-10 | Toyota Jidosha Kabushiki Kaisha | Particulate Filter |
US9222420B2 (en) * | 2012-08-02 | 2015-12-29 | Ford Global Technologies, Llc | NOx control during cylinder deactivation |
CN103184941B (zh) * | 2013-04-15 | 2015-10-28 | 清华大学 | 一种天然气发动机及其燃烧方法 |
CN105435620A (zh) * | 2015-12-07 | 2016-03-30 | 山东骏飞化工有限公司 | 一种脱硝剂及其制备方法 |
US11149617B2 (en) | 2016-08-19 | 2021-10-19 | Kohler Co. | System and method for low CO emission engine |
DE102017218838A1 (de) * | 2017-10-23 | 2019-04-25 | Bayerische Motoren Werke Aktiengesellschaft | Brennkraftmaschine mit einer Abgasanlage |
JP6926968B2 (ja) | 2017-11-08 | 2021-08-25 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
DE102020130839A1 (de) | 2020-11-23 | 2022-05-25 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum Betreiben einer Verbrennungskraftmaschine bei unterstöchiometrischer Verbrennung und einer der Verbrennungskraftmaschine zugeordneten Abgasnachbehandlungsvorrichtung, Abgasnachbehandlungsvorrichtung, Verbrennungskraftmaschine mit einer Abgasnachbehandlungsvorrichtung und Kraftfahrzeug |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3825654A (en) * | 1972-04-21 | 1974-07-23 | Gulf Research Development Co | Process for reducing the content of nitrogen oxides in the exhaust gases from internal combustion engines |
JPS5518539B2 (es) * | 1972-11-14 | 1980-05-20 | ||
JP2634279B2 (ja) * | 1990-02-21 | 1997-07-23 | 三菱重工業株式会社 | NOx含有ガスの燃焼方法 |
ATE148368T1 (de) * | 1991-04-22 | 1997-02-15 | Corning Inc | Katalytisches reaktorsystem |
JP2967113B2 (ja) * | 1991-06-12 | 1999-10-25 | 株式会社豊田中央研究所 | 排気浄化方法 |
JP3427581B2 (ja) * | 1994-09-13 | 2003-07-22 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
-
1996
- 1996-10-31 KR KR1019980703415A patent/KR100287050B1/ko active IP Right Grant
- 1996-10-31 DE DE69606439T patent/DE69606439T2/de not_active Expired - Lifetime
- 1996-10-31 ES ES96935521T patent/ES2144779T3/es not_active Expired - Lifetime
- 1996-10-31 EP EP96935521A patent/EP0879343B1/en not_active Expired - Lifetime
- 1996-10-31 JP JP51805597A patent/JP3158444B2/ja not_active Expired - Lifetime
- 1996-10-31 CN CN96198188A patent/CN1084827C/zh not_active Expired - Lifetime
- 1996-10-31 WO PCT/JP1996/003205 patent/WO1997017532A1/en active IP Right Grant
- 1996-10-31 CA CA002235016A patent/CA2235016C/en not_active Expired - Lifetime
- 1996-10-31 AU AU73394/96A patent/AU696257B2/en not_active Ceased
- 1996-11-09 TW TW085113707A patent/TW348199B/zh active
Also Published As
Publication number | Publication date |
---|---|
CN1084827C (zh) | 2002-05-15 |
DE69606439T2 (de) | 2000-09-07 |
CA2235016A1 (en) | 1997-05-15 |
JPH11511226A (ja) | 1999-09-28 |
TW348199B (en) | 1998-12-21 |
EP0879343A1 (en) | 1998-11-25 |
CA2235016C (en) | 2002-02-12 |
JP3158444B2 (ja) | 2001-04-23 |
AU7339496A (en) | 1997-05-29 |
CN1202219A (zh) | 1998-12-16 |
EP0879343B1 (en) | 2000-01-26 |
AU696257B2 (en) | 1998-09-03 |
KR19990067405A (ko) | 1999-08-16 |
DE69606439D1 (de) | 2000-03-02 |
WO1997017532A1 (en) | 1997-05-15 |
KR100287050B1 (ko) | 2001-05-02 |
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