FR2780098B1 - Appareil de purification d'emission de gaz d'echappement pour un moteur a combustion interne - Google Patents

Appareil de purification d'emission de gaz d'echappement pour un moteur a combustion interne

Info

Publication number
FR2780098B1
FR2780098B1 FR9907104A FR9907104A FR2780098B1 FR 2780098 B1 FR2780098 B1 FR 2780098B1 FR 9907104 A FR9907104 A FR 9907104A FR 9907104 A FR9907104 A FR 9907104A FR 2780098 B1 FR2780098 B1 FR 2780098B1
Authority
FR
France
Prior art keywords
exhaust gas
combustion engine
internal combustion
purification apparatus
gas 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 - Lifetime
Application number
FR9907104A
Other languages
English (en)
Other versions
FR2780098A1 (fr
Inventor
Kazuhiro Itou
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
Publication of FR2780098A1 publication Critical patent/FR2780098A1/fr
Application granted granted Critical
Publication of FR2780098B1 publication Critical patent/FR2780098B1/fr
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
    • F01N3/10—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
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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
    • F01N2610/12—Adding substances to exhaust gases the substance being in solid form, e.g. pellets or powder
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR9907104A 1998-06-04 1999-06-04 Appareil de purification d'emission de gaz d'echappement pour un moteur a combustion interne Expired - Lifetime FR2780098B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15647298 1998-06-04
JP05302799A JP3580163B2 (ja) 1998-06-04 1999-03-01 内燃機関の排気浄化装置

Publications (2)

Publication Number Publication Date
FR2780098A1 FR2780098A1 (fr) 1999-12-24
FR2780098B1 true FR2780098B1 (fr) 2005-09-16

Family

ID=26393733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9907104A Expired - Lifetime FR2780098B1 (fr) 1998-06-04 1999-06-04 Appareil de purification d'emission de gaz d'echappement pour un moteur a combustion interne

Country Status (3)

Country Link
JP (1) JP3580163B2 (fr)
DE (1) DE19925671C2 (fr)
FR (1) FR2780098B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11143078B2 (en) 2019-12-17 2021-10-12 Caterpillar Inc. Aftertreatment system and method

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4447142B2 (ja) * 2000-10-06 2010-04-07 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3600522B2 (ja) * 2000-11-20 2004-12-15 トヨタ自動車株式会社 内燃機関の還元剤供給装置
US7829033B2 (en) 2003-07-03 2010-11-09 Fuel Tech, Inc. Selective catalytic reduction of NOx enabled by sidestream urea decomposition
DE10139139A1 (de) * 2001-08-09 2003-06-12 Bosch Gmbh Robert Dosiersystem zur Dosierung eines Reduktionsmittels für eine Abgasnachbehandlung
DE10313998A1 (de) * 2003-03-27 2004-10-07 Hjs Fahrzeugtechnik Gmbh & Co. Vorrichtung zum Zuführen von Ammoniak an einen in den Abgasstrang einer Brennkraftmaschine eingeschalteten Reduktionskatalysator
EP1691046B1 (fr) 2003-09-19 2013-04-24 Nissan Diesel Motor Co., Ltd. Appareil de purification de gaz d'échappement pour un moteur à combustion interne
DE10346220A1 (de) * 2003-09-23 2005-04-14 Robert Bosch Gmbh Brennkraftmaschine mit Abgasnachbehandlungssystem
US8056325B2 (en) 2005-01-14 2011-11-15 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification apparatus regeneration system of internal combustion engine
DE102006032399A1 (de) * 2006-07-07 2008-01-17 Ami-Agrolinz Melamine International Gmbh Vorrichtung und Verfahren zur Zuführung von Harnstoff in ein Abgassystem eines Verbrennungsmotors
FR2907026B1 (fr) * 2006-10-13 2009-05-15 Peugeot Citroen Automobiles Sa Systeme de traitement d'oxydes d'azote avec systeme de piegeage d'ammoniac
EP1911508A3 (fr) * 2006-10-13 2010-10-13 Peugeot Citroën Automobiles SA Système de traitement d'oxydes d'azote avec système de piégeage d'ammoniac
WO2008077626A2 (fr) * 2006-12-22 2008-07-03 Amminex A/S Procédé et dispositif pour le stockage et l'utilisation en toute sécurité de matériaux volatils de stockage de l'ammoniac
EP1992397B1 (fr) * 2007-05-16 2011-09-07 Amminex A/S Procédé et dispositif de stockage sécurisé et utilisation de matériaux de stockage d'ammoniac volatile
WO2008092500A1 (fr) * 2006-12-22 2008-08-07 Amminex A/S Procédé et dispositif pour une utilisation sans risque de matériaux générant de l'ammoniac
US7998423B2 (en) 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
FR2920319A3 (fr) * 2007-09-04 2009-03-06 Renault Sas Systeme de filtration de gaz toxiques emis par un reservoir additionnel de vehicule automobile.
FR2921104B1 (fr) 2007-09-14 2009-11-13 Inergy Automotive Systems Res Methode pour le chauffage d'un systeme scr a l'aide d'elements chauffants resistifs
JP4798511B2 (ja) * 2007-11-21 2011-10-19 トヨタ自動車株式会社 ＮＯｘ浄化装置の診断装置
US20090196812A1 (en) 2008-01-31 2009-08-06 Basf Catalysts Llc Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure
US10583424B2 (en) 2008-11-06 2020-03-10 Basf Corporation Chabazite zeolite catalysts having low silica to alumina ratios
CN106669419A (zh) * 2015-11-11 2017-05-17 中国石油化工股份有限公司 一种fcc装置再生烟气的脱硝方法
US11098629B2 (en) 2020-01-23 2021-08-24 Cnh Industrial America Llc Sensor shields for exhaust treatment systems of work vehicles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3830045C2 (de) * 1988-09-03 1993-09-30 Bayer Ag Verfahren zur Reduktion von in Abgasen enthaltenen Stickoxiden mittels eines zeolithhaltigen Katalysators
JPH02258017A (ja) * 1989-03-31 1990-10-18 Babcock Hitachi Kk 固体還元剤を用いた排ガス脱硝装置
JPH02261519A (ja) * 1989-03-31 1990-10-24 Babcock Hitachi Kk 固体還元剤による脱硝方法および装置
JPH05272331A (ja) * 1992-03-25 1993-10-19 Hino Motors Ltd 排ガス浄化装置およびその排ガス浄化装置に使用される還元剤供給方法および装置
DE19719998C2 (de) * 1997-05-13 2003-10-30 Daimler Chrysler Ag Verfahren und Vorrichtung zur Stickoxidreduktion im Abgas einer Verbrennungseinrichtung
DE29708591U1 (de) * 1997-05-14 1997-07-17 Hjs Fahrzeugtechnik Gmbh & Co Vorrichtung zum Zuführen von Ammoniak in den Abgasstrom eines Verbrennungsmotors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11143078B2 (en) 2019-12-17 2021-10-12 Caterpillar Inc. Aftertreatment system and method

Also Published As

Publication number Publication date
JP3580163B2 (ja) 2004-10-20
JP2000054828A (ja) 2000-02-22
DE19925671A1 (de) 1999-12-09
DE19925671C2 (de) 2001-09-27
FR2780098A1 (fr) 1999-12-24

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