JP4779959B2 - 排気浄化装置 - Google Patents

排気浄化装置 Download PDF

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Publication number
JP4779959B2
JP4779959B2 JP2006342319A JP2006342319A JP4779959B2 JP 4779959 B2 JP4779959 B2 JP 4779959B2 JP 2006342319 A JP2006342319 A JP 2006342319A JP 2006342319 A JP2006342319 A JP 2006342319A JP 4779959 B2 JP4779959 B2 JP 4779959B2
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JP
Japan
Prior art keywords
exhaust
injection valve
additive
catalyst
additive injection
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
Application number
JP2006342319A
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English (en)
Japanese (ja)
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JP2008151088A (ja
Inventor
昌利 丸山
圭司 大嶋
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.)
Denso Corp
Original Assignee
Denso 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39431990&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP4779959(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2006342319A priority Critical patent/JP4779959B2/ja
Priority to US11/957,980 priority patent/US20080155973A1/en
Priority to DE102007055874.2A priority patent/DE102007055874C5/de
Publication of JP2008151088A publication Critical patent/JP2008151088A/ja
Application granted granted Critical
Publication of JP4779959B2 publication Critical patent/JP4779959B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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]
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Fuel-Injection Apparatus (AREA)
JP2006342319A 2006-12-20 2006-12-20 排気浄化装置 Expired - Fee Related JP4779959B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2006342319A JP4779959B2 (ja) 2006-12-20 2006-12-20 排気浄化装置
US11/957,980 US20080155973A1 (en) 2006-12-20 2007-12-17 Exhaust emission control device with additive injector
DE102007055874.2A DE102007055874C5 (de) 2006-12-20 2007-12-19 Abgasemissionsteuerungsvorrichtung mit Additiveinspritzeinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006342319A JP4779959B2 (ja) 2006-12-20 2006-12-20 排気浄化装置

Publications (2)

Publication Number Publication Date
JP2008151088A JP2008151088A (ja) 2008-07-03
JP4779959B2 true JP4779959B2 (ja) 2011-09-28

Family

ID=39431990

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006342319A Expired - Fee Related JP4779959B2 (ja) 2006-12-20 2006-12-20 排気浄化装置

Country Status (3)

Country Link
US (1) US20080155973A1 (de)
JP (1) JP4779959B2 (de)
DE (1) DE102007055874C5 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007010324U1 (de) 2007-07-25 2008-11-27 Heinrich Gillet Gmbh Vorrichtung zum Nachbehandeln der Abgase von Dieselmotoren
US8092563B2 (en) * 2007-10-29 2012-01-10 Caterpillar Inc. System for treating exhaust gas
US8097055B2 (en) * 2007-10-29 2012-01-17 Caterpillar Inc. System for treating exhaust gas
JP4332756B2 (ja) * 2007-12-25 2009-09-16 三菱自動車工業株式会社 内燃機関の排気ガス浄化装置
JP4332755B2 (ja) 2007-12-25 2009-09-16 三菱自動車工業株式会社 内燃機関の排気ガス浄化装置
US8083822B2 (en) 2008-03-06 2011-12-27 Caterpillar Inc. System for treating exhaust gas
EP2148053B1 (de) * 2008-07-25 2014-06-04 Volkswagen Aktiengesellschaft Katalysatoranordnung zur Reinigung eines Abgasstroms
JP5093066B2 (ja) * 2008-11-13 2012-12-05 三菱自動車工業株式会社 エンジンの排気系構造
JP5120220B2 (ja) * 2008-11-14 2013-01-16 三菱自動車工業株式会社 排気浄化装置
DE102009009711A1 (de) * 2009-02-19 2010-08-26 J. Eberspächer GmbH & Co. KG Abgasreinigungseinrichtung für Fahrzeuge
JP5534143B2 (ja) * 2009-07-28 2014-06-25 井関農機株式会社 コンバイン
ES2452932T5 (es) * 2009-12-16 2019-01-21 Fpt Motorenforschung Ag Sistema de gases de escape para motor de combustión
ES2434865T3 (es) * 2009-12-16 2013-12-17 Iveco Motorenforschung Ag Procedimiento para dosificar un agente reductor a base de urea en una corriente de escape de gas.
JP5768331B2 (ja) * 2010-06-11 2015-08-26 いすゞ自動車株式会社 排気管内燃料噴射システム
JP5768330B2 (ja) 2010-06-11 2015-08-26 いすゞ自動車株式会社 排気管内燃料噴射システム
US8756921B2 (en) 2011-01-10 2014-06-24 Paccar Inc Reductant delivery device
DE202011000703U1 (de) * 2011-03-28 2012-07-03 Hjs Emission Technology Gmbh & Co. Kg Heizmodul für eine Abgasreinigungsanlage
JP5787082B2 (ja) * 2011-10-14 2015-09-30 トヨタ自動車株式会社 添加弁シール構造
FR2984405B1 (fr) * 2011-12-20 2014-01-24 Peugeot Citroen Automobiles Sa Ligne d'echappement avec injection unique d'un agent de depollution et procede d'injection d'un agent de depollution pour une telle ligne
US8916100B2 (en) 2011-12-27 2014-12-23 Komatsu Ltd. Reducing agent aqueous solution mixing device and exhaust gas post-treatment device
JP5349575B2 (ja) 2011-12-27 2013-11-20 株式会社小松製作所 還元剤水溶液ミキシング装置及び排気ガス後処理装置
US8932530B2 (en) 2011-12-27 2015-01-13 Komatsu Ltd. Reducing agent aqueous solution mixing device and exhaust gas post-treatment device
US8800275B2 (en) 2012-02-27 2014-08-12 Caterpillar Inc. Mounting assembly for a reductant injector
KR101484254B1 (ko) 2012-10-26 2015-01-16 현대자동차 주식회사 차량의 배기 시스템용 선택적 촉매 환원 장치
KR101379780B1 (ko) 2013-01-17 2014-04-04 가부시키가이샤 고마쓰 세이사쿠쇼 환원제 수용액 믹싱 장치 및 이것을 구비한 배기 가스 후처리 장치
WO2014112063A1 (ja) 2013-01-17 2014-07-24 株式会社小松製作所 還元剤水溶液ミキシング装置およびこれを備えた排気ガス後処理装置
DE112013000012B4 (de) 2013-01-17 2021-04-15 Komatsu Ltd. Mischvorrichtung für eine wässrige Reduktionsmittellösung und Abgasnachbehandlungsvorrichtung, die mit derselben versehen ist
KR20140102122A (ko) 2013-01-17 2014-08-21 가부시키가이샤 고마쓰 세이사쿠쇼 환원제 수용액 믹싱 장치 및 이것을 구비한 배기 가스 후처리 장치
US8820059B1 (en) 2013-02-22 2014-09-02 Caterpillar Inc. Mounting assembly for reductant injector with thermal isolation and sealing gasket
CN109012175A (zh) * 2013-03-22 2018-12-18 日本碍子株式会社 还原剂喷射装置、废气处理装置以及废气处理方法
US20150076811A1 (en) * 2013-08-26 2015-03-19 Nelson Global Products, Inc. Thin Foil Encapsulated Assemblies
CN104420948B (zh) * 2013-09-11 2017-04-12 财团法人车辆研究测试中心 载具废气处理装置及其处理方法
US9528414B2 (en) * 2013-10-14 2016-12-27 Cummins Emission Solutions, Inc. Diesel exhaust fluid deposit mitigation
KR102145332B1 (ko) * 2014-02-24 2020-08-21 두산인프라코어 주식회사 환원제 도징 모듈 및 이를 이용하는 선택적 촉매 환원 시스템
JP6424869B2 (ja) 2016-09-16 2018-11-21 マツダ株式会社 エンジンの排気浄化装置
EP3721973A1 (de) * 2019-04-10 2020-10-14 P & F Maschinenbau GmbH Vorrichtung und verfahren zur herstellung von lackdrähten
US11555437B2 (en) * 2020-12-07 2023-01-17 Caterpillar Inc. Exhaust pipe
JP7428176B2 (ja) * 2021-12-09 2024-02-06 いすゞ自動車株式会社 排気構造およびインジェクタ取付部材

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4912920A (en) * 1989-02-02 1990-04-03 Toa Nenryo Kogyo Kabushiki Kaisha Ultrasonic burner system for regenerating a filter
JPH0621555B2 (ja) * 1989-02-27 1994-03-23 神鋼電機株式会社 脱硝装置におけるアンモニア混合装置
DE4436397B4 (de) * 1994-10-12 2006-06-08 Robert Bosch Gmbh Einrichtung zum Nachbehandeln von Abgasen
JP3454334B2 (ja) * 1996-06-18 2003-10-06 トヨタ自動車株式会社 排気浄化方法及びその装置
DE19731865C2 (de) * 1997-07-24 1999-05-06 Siemens Ag Abgasreinigungsanlage für das Abgas eines Dieselmotors
DE19741199C2 (de) * 1997-09-18 2000-10-26 Siemens Ag Statischer Mischer
DE19806265C5 (de) 1998-02-16 2004-07-22 Siemens Ag Dosiersystem
DE19919426C1 (de) * 1999-04-28 2000-03-30 Siemens Ag Ventilaufnahmevorrichtung für ein Dosierventil einer Abgasnachbehandlungsanlage
DE19922959A1 (de) * 1999-05-19 2000-11-23 Daimler Chrysler Ag Abgasreinigungsanlage mit Stickoxidreduktion unter Reduktionsmittelzugabe
DE19924029C2 (de) * 1999-05-26 2001-05-23 Porsche Ag Verfahren zur Überwachung der Funktion eines Systems zur Abgasnachbehandlung
DE19956493C1 (de) * 1999-11-24 2001-01-04 Siemens Ag Vorrichtung und Verfahren zum Entsticken von Abgas einer Brennkraftmaschine
JP2003184551A (ja) * 2001-12-13 2003-07-03 Hino Motors Ltd 排気浄化装置
JP2003293739A (ja) 2002-04-02 2003-10-15 Mitsubishi Fuso Truck & Bus Corp 内燃機関のＮＯｘ浄化装置
JP4327445B2 (ja) * 2002-12-18 2009-09-09 日野自動車株式会社 排気浄化装置
EP2256313B1 (de) * 2004-07-16 2012-03-14 Nissan Diesel Motor Co., Ltd. Abgasreinigungsvorrichtung für einen Verbrennungsmotor
JP4400382B2 (ja) * 2004-09-10 2010-01-20 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP4461973B2 (ja) * 2004-09-10 2010-05-12 トヨタ自動車株式会社 ディーゼルエンジンの排気浄化システム
DE102004048075A1 (de) * 2004-10-02 2006-04-06 Robert Bosch Gmbh Dosiersystem zur Schadstoffreduktion in Kraftfahrzeugabgasen
DE102004056791B4 (de) * 2004-11-24 2007-04-19 J. Eberspächer GmbH & Co. KG Abgasanlage
JP4581753B2 (ja) * 2005-03-07 2010-11-17 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2006329019A (ja) * 2005-05-25 2006-12-07 Hino Motors Ltd ディーゼルエンジンの排気管
DE102006058402A1 (de) * 2006-12-12 2008-06-19 Bayerische Motoren Werke Ag Vorrichtung zum Zumischen eines Reduktionsmittels in einen Abgasstrom einer Brennkraftmaschine
DE102007057837A1 (de) * 2007-11-30 2009-06-04 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung zum Zumischen eines Reduktionsmittels in einen Abgasstrom einer Brennkraftmaschine
US20090158722A1 (en) * 2007-12-25 2009-06-25 Mitsutaka Kojima Emission control system

Also Published As

Publication number Publication date
DE102007055874A1 (de) 2008-06-26
DE102007055874B4 (de) 2015-02-12
DE102007055874C5 (de) 2018-05-24
JP2008151088A (ja) 2008-07-03
US20080155973A1 (en) 2008-07-03

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