ATE553838T1 - Abgasreiniger für einen verbrennungsmotor - Google Patents

Abgasreiniger für einen verbrennungsmotor

Info

Publication number
ATE553838T1
ATE553838T1 AT08832335T AT08832335T ATE553838T1 AT E553838 T1 ATE553838 T1 AT E553838T1 AT 08832335 T AT08832335 T AT 08832335T AT 08832335 T AT08832335 T AT 08832335T AT E553838 T1 ATE553838 T1 AT E553838T1
Authority
AT
Austria
Prior art keywords
reducing agent
addition valve
agent addition
combustion engine
exhaust gas
Prior art date
Application number
AT08832335T
Other languages
English (en)
Inventor
Yuki Bisaiji
Koichiro Fukuda
Mikio Inoue
Satoru Nitta
Kiyohiko Nagae
Original Assignee
Toyota Motor Co 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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Application granted granted Critical
Publication of ATE553838T1 publication Critical patent/ATE553838T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
    • B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
    • B01F23/2132—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/25—Mixing by jets impinging against collision plates
    • 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
    • F01N2240/20—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 a flow director or deflector
    • 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
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F01N2610/102—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance after addition to exhaust gases, e.g. by a passively or actively heated surface in the exhaust conduit
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
    • F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AT08832335T 2007-09-21 2008-08-06 Abgasreiniger für einen verbrennungsmotor ATE553838T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007245007A JP4708402B2 (ja) 2007-09-21 2007-09-21 内燃機関の排気浄化装置
PCT/JP2008/064139 WO2009037924A1 (ja) 2007-09-21 2008-08-06 内燃機関の排気浄化装置

Publications (1)

Publication Number Publication Date
ATE553838T1 true ATE553838T1 (de) 2012-05-15

Family

ID=40467748

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08832335T ATE553838T1 (de) 2007-09-21 2008-08-06 Abgasreiniger für einen verbrennungsmotor

Country Status (6)

Country Link
US (1) US8333064B2 (de)
EP (1) EP2187011B1 (de)
JP (1) JP4708402B2 (de)
CN (1) CN101784772B (de)
AT (1) ATE553838T1 (de)
WO (1) WO2009037924A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7571602B2 (en) * 2005-05-19 2009-08-11 Gm Global Technology Operations, Inc. Exhaust aftertreatment system and method of use for lean burn internal combustion engines
US8828262B2 (en) 2010-05-06 2014-09-09 Lawrence Livemore National Security, Llc Method and system for polishing materials using a nonaqueous magnetorheological fluid
JP4985871B1 (ja) * 2010-12-27 2012-07-25 ダイキン工業株式会社 切断装置
US9517436B2 (en) * 2012-09-10 2016-12-13 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
DE102012216923B4 (de) * 2012-09-20 2016-01-28 Eberspächer Exhaust Technology GmbH & Co. KG Abgasanlage für ein Kraftfahrzeug
WO2015116979A2 (en) 2014-01-31 2015-08-06 Donaldson Company, Inc. Dosing and mixing arrangement for use in exhaust aftertreatment
CN108350784A (zh) * 2015-10-30 2018-07-31 大陆汽车有限责任公司 流体喷射系统
JP7080679B2 (ja) * 2018-03-14 2022-06-06 株式会社豊田自動織機 内燃機関の添加剤分散システム
DE112019006627T5 (de) * 2019-01-11 2021-11-18 Cummins Emission Solutions Inc. Nachbehandlungssystem mit mehreren Dosiermodulen
JP7327182B2 (ja) * 2020-01-28 2023-08-16 株式会社豊田自動織機 排気浄化装置

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01107425U (de) * 1988-01-06 1989-07-20
JPH051818U (ja) * 1991-06-28 1993-01-14 三菱自動車工業株式会社 排気ガス浄化装置
DE19806265C5 (de) 1998-02-16 2004-07-22 Siemens Ag Dosiersystem
JP3680650B2 (ja) * 1999-01-25 2005-08-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19922959A1 (de) * 1999-05-19 2000-11-23 Daimler Chrysler Ag Abgasreinigungsanlage mit Stickoxidreduktion unter Reduktionsmittelzugabe
JP3693904B2 (ja) 2000-09-19 2005-09-14 愛三工業株式会社 エンジン排気浄化装置のインジェクタ
DE10131803A1 (de) 2001-06-30 2003-05-28 Bosch Gmbh Robert Mischeinrichtung für eine Abgasreinigungsanlage
US6449947B1 (en) * 2001-10-17 2002-09-17 Fleetguard, Inc. Low pressure injection and turbulent mixing in selective catalytic reduction system
US6601385B2 (en) * 2001-10-17 2003-08-05 Fleetguard, Inc. Impactor for selective catalytic reduction system
JP4327445B2 (ja) * 2002-12-18 2009-09-09 日野自動車株式会社 排気浄化装置
JP2004324587A (ja) * 2003-04-25 2004-11-18 Mitsubishi Fuso Truck & Bus Corp 内燃機関の排気浄化装置
DE10332114A1 (de) * 2003-07-09 2005-01-27 Robert Bosch Gmbh Gekühlte Vorrichtung zur Dosierung von Reduktionsmittel zum Abgas eines Verbrennungsmotors
JP4413020B2 (ja) * 2004-01-21 2010-02-10 ヤンマー株式会社 排気ガス浄化装置及びその制御方法
DE102004004738A1 (de) * 2004-01-30 2005-08-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Nachbehandlung eines Abgases einer Verbrennungsmaschine
JP2006009608A (ja) 2004-06-23 2006-01-12 Hino Motors Ltd 排気浄化装置
US7021047B2 (en) * 2004-07-23 2006-04-04 General Motors Corporation Diesel exhaust aftertreatment device regeneration system
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JP2007016613A (ja) * 2005-07-05 2007-01-25 Hino Motors Ltd 排気添加剤の供給装置
JP2007032472A (ja) * 2005-07-28 2007-02-08 Hitachi Ltd 尿素水を用いた排気処理装置
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Also Published As

Publication number Publication date
US20110192150A1 (en) 2011-08-11
US8333064B2 (en) 2012-12-18
EP2187011A1 (de) 2010-05-19
JP2009074455A (ja) 2009-04-09
JP4708402B2 (ja) 2011-06-22
EP2187011A4 (de) 2011-06-29
CN101784772A (zh) 2010-07-21
EP2187011B1 (de) 2012-04-18
WO2009037924A1 (ja) 2009-03-26
CN101784772B (zh) 2012-02-08

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