DE69623231D1 - Katalysator zum Reinigen von Dieselmotorabgas - Google Patents

Katalysator zum Reinigen von Dieselmotorabgas

Info

Publication number
DE69623231D1
DE69623231D1 DE69623231T DE69623231T DE69623231D1 DE 69623231 D1 DE69623231 D1 DE 69623231D1 DE 69623231 T DE69623231 T DE 69623231T DE 69623231 T DE69623231 T DE 69623231T DE 69623231 D1 DE69623231 D1 DE 69623231D1
Authority
DE
Germany
Prior art keywords
diesel engine
catalytic converter
engine exhaust
cleaning diesel
cleaning
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
Application number
DE69623231T
Other languages
English (en)
Other versions
DE69623231T2 (de
Inventor
Toshiaki Tanaka
Kazuhiko Shiratani
Yasushi Araki
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69623231D1 publication Critical patent/DE69623231D1/de
Publication of DE69623231T2 publication Critical patent/DE69623231T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/085—Sulfur or sulfur 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8603—Removing sulfur compounds
    • B01D53/8609—Sulfur 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation 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
    • F01N3/0814—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—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
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/12—Hydrocarbons
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
DE69623231T 1995-11-08 1996-11-06 Katalysator zum Reinigen von Dieselmotorabgas Expired - Lifetime DE69623231T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29007995A JP3381489B2 (ja) 1995-11-08 1995-11-08 ディーゼル機関の排気ガス浄化触媒及び浄化装置

Publications (2)

Publication Number Publication Date
DE69623231D1 true DE69623231D1 (de) 2002-10-02
DE69623231T2 DE69623231T2 (de) 2003-08-07

Family

ID=17751532

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623231T Expired - Lifetime DE69623231T2 (de) 1995-11-08 1996-11-06 Katalysator zum Reinigen von Dieselmotorabgas

Country Status (3)

Country Link
EP (1) EP0773056B1 (de)
JP (1) JP3381489B2 (de)
DE (1) DE69623231T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3289879B2 (ja) * 1996-07-04 2002-06-10 トヨタ自動車株式会社 ディーゼルエンジン用排ガス浄化装置
JP3744163B2 (ja) * 1997-12-15 2006-02-08 株式会社日立製作所 内燃機関の排ガス浄化装置
DE10029513B4 (de) * 2000-06-21 2004-04-15 Daimlerchrysler Ag Verfahren und Vorrichtung zur Reduzierung von Ascherückständen in einem Partikelfilter
JP5094049B2 (ja) * 2006-06-14 2012-12-12 株式会社キャタラー 排ガス浄化用触媒
JP4404073B2 (ja) * 2006-06-30 2010-01-27 トヨタ自動車株式会社 内燃機関の排気浄化装置
US9181888B2 (en) * 2013-10-28 2015-11-10 Cummins Inc. Selectively trapping and storing SO3 in an exhaust gas effluent
EP3868668A1 (de) * 2020-02-24 2021-08-25 Hamilton Sundstrand Corporation Katalytisches kraftstofftankinertisierungssystem

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0653230B2 (ja) * 1988-06-17 1994-07-20 トヨタ自動車株式会社 排気ガス浄化用触媒の製造方法
JP2683265B2 (ja) * 1989-01-06 1997-11-26 電気化学工業株式会社 触媒担体組成物及びそれを用いた触媒担体
JP2605586B2 (ja) * 1992-07-24 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO1994012778A1 (en) * 1992-12-03 1994-06-09 Toyota Jidosha Kabushiki Kaisha Exhaust gas cleaning apparatus for internal combustion engines
DE69427602T2 (de) * 1993-01-11 2001-11-22 Toyota Chuo Kenkyusho Aichi Kk Verfahren zur Reinigung von Abgasen
US5483795A (en) * 1993-01-19 1996-01-16 Toyota Jidosha Kabushiki Kaisha Exhaust purification device of internal combustion engine
DE69422938T2 (de) * 1993-04-28 2000-07-20 Toyota Motor Co Ltd Katalysator zur Reinigung von Abgasen aus Dieselmotoren

Also Published As

Publication number Publication date
JP3381489B2 (ja) 2003-02-24
EP0773056A1 (de) 1997-05-14
JPH09122443A (ja) 1997-05-13
DE69623231T2 (de) 2003-08-07
EP0773056B1 (de) 2002-08-28

Similar Documents

Publication Publication Date Title
DE59710489D1 (de) Katalysator zur Reinigung der Abgase von Dieselmotoren
DE69809475T2 (de) Katalysator zum Reinigen von Abgas
DE69503527D1 (de) Katalysator zur Reinigung von Abgasen
DE69225150T2 (de) Katalysator zur Reinigung von Abgassen aus Dieselmotoren
DE59005194D1 (de) Katalysator zur Reinigung der Abgase von Dieselmotoren.
DE69611675D1 (de) Dieselmotorabgasreinigungskatalysator
BR9612062A (pt) Oxidação de hidrocarbonetos em gases de descarga de motores diesel
DE69422938T2 (de) Katalysator zur Reinigung von Abgasen aus Dieselmotoren
DE69523684T2 (de) Katalysator um Auspuffgase zu reinigen
DE69705901D1 (de) Katalysator zur Reinigung von Abgasen
DE69322332T2 (de) Katalysator zur Reinigung von Abgasen
DE69316287D1 (de) Katalysator zur Reinigung von Abgasen
DE69118024D1 (de) Katalysator zur Reinigung von Abgasen
FI90830C (fi) Katalysaattori dieselpakokaasujen puhdistukseen
DE69704440T2 (de) Katalysator zur Reinigung von Abgas einer Brennkraftmaschine
DE69623231D1 (de) Katalysator zum Reinigen von Dieselmotorabgas
DE69117901D1 (de) Katalysator zur Reinigung von Abgasen
DE69223403D1 (de) Katalysator zur Reinigung von Abgasen
DE69815162T2 (de) Katalysator zum Reinigen von Abgas
DE69504174T2 (de) Katalysator zur Reinigung von Dieselmotorabgas
DE69431437T2 (de) Katalysator zur Reinigung von Dieselmotorabgas
DE69320837D1 (de) Abgaskatalysatoreinheit für verbrennungsmotoren
DE69710416D1 (de) Katalysator zur Reinigung von Dieselmotorabgas
KR960023135U (ko) 엔진 배기 정화용 촉매장치
KR970040538U (ko) 엔진 배기 정화용 촉매장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)