JP2010236554A5 - - Google Patents

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Publication number
JP2010236554A5
JP2010236554A5 JP2010106241A JP2010106241A JP2010236554A5 JP 2010236554 A5 JP2010236554 A5 JP 2010236554A5 JP 2010106241 A JP2010106241 A JP 2010106241A JP 2010106241 A JP2010106241 A JP 2010106241A JP 2010236554 A5 JP2010236554 A5 JP 2010236554A5
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JP
Japan
Prior art keywords
nitrogen
nox
reducing agent
precursor
based reducing
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JP2010106241A
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English (en)
Japanese (ja)
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JP2010236554A (ja
JP5528195B2 (ja
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Priority claimed from GBGB0220645.6A external-priority patent/GB0220645D0/en
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Publication of JP2010236554A5 publication Critical patent/JP2010236554A5/ja
Application granted granted Critical
Publication of JP5528195B2 publication Critical patent/JP5528195B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2010106241A 2002-09-05 2010-05-06 リーンバーンエンジン用排気機構 Expired - Lifetime JP5528195B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0220645.6A GB0220645D0 (en) 2002-09-05 2002-09-05 Exhaust system for a lean burn ic engine
GB0220645.6 2002-09-05

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2004533631A Division JP4628787B2 (ja) 2002-09-05 2003-09-03 リーンバーンエンジン用排気機構

Publications (3)

Publication Number Publication Date
JP2010236554A JP2010236554A (ja) 2010-10-21
JP2010236554A5 true JP2010236554A5 (enExample) 2013-07-11
JP5528195B2 JP5528195B2 (ja) 2014-06-25

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ID=9943553

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JP2004533631A Expired - Lifetime JP4628787B2 (ja) 2002-09-05 2003-09-03 リーンバーンエンジン用排気機構
JP2010106241A Expired - Lifetime JP5528195B2 (ja) 2002-09-05 2010-05-06 リーンバーンエンジン用排気機構

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JP2004533631A Expired - Lifetime JP4628787B2 (ja) 2002-09-05 2003-09-03 リーンバーンエンジン用排気機構

Country Status (12)

Country Link
US (1) US7178331B2 (enExample)
EP (1) EP1534941B1 (enExample)
JP (2) JP4628787B2 (enExample)
KR (1) KR101060125B1 (enExample)
AT (1) ATE556203T1 (enExample)
AU (1) AU2003269109A1 (enExample)
BR (1) BR0313501A (enExample)
CA (1) CA2494112A1 (enExample)
GB (1) GB0220645D0 (enExample)
MX (1) MXPA05001877A (enExample)
WO (1) WO2004022935A1 (enExample)
ZA (1) ZA200500919B (enExample)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10315593B4 (de) * 2003-04-05 2005-12-22 Daimlerchrysler Ag Abgasnachbehandlungseinrichtung und -verfahren
JP4020054B2 (ja) * 2003-09-24 2007-12-12 トヨタ自動車株式会社 内燃機関の排気浄化システム
US7490464B2 (en) * 2003-11-04 2009-02-17 Basf Catalysts Llc Emissions treatment system with NSR and SCR catalysts
JP2006046200A (ja) * 2004-08-05 2006-02-16 Hitachi Ltd ディーゼル内燃機関用排ガス浄化フィルタとその製造方法及び排ガス浄化装置
DE102004046640B4 (de) * 2004-09-25 2013-07-11 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
DE102005002289B4 (de) * 2005-01-17 2007-04-19 J. Eberspächer GmbH & Co. KG Abgasbehandlungssystem
JP4525442B2 (ja) * 2005-04-21 2010-08-18 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4592505B2 (ja) * 2005-06-09 2010-12-01 三菱ふそうトラック・バス株式会社 排気浄化装置
DE102006004170A1 (de) * 2006-01-27 2007-08-02 Pierburg Gmbh Vorrichtung zur Reduktion von Stickoxiden im Abgas von Brennkraftmaschinen
US7862640B2 (en) 2006-03-21 2011-01-04 Donaldson Company, Inc. Low temperature diesel particulate matter reduction system
JP2007285295A (ja) 2006-03-24 2007-11-01 Ngk Insulators Ltd 排気ガス浄化システム
DE102006025257B4 (de) * 2006-05-31 2016-09-01 Volkswagen Ag Verfahren zum Betreiben eines SCR-Katalysators sowie Programmalgorithmus zur Ausführung des Verfahrens
EP2040834B2 (de) * 2006-07-08 2019-10-30 Umicore AG & Co. KG Strukturierter scr-katalysator zur reduktion von stickoxiden im abgas von magermotoren unter verwendung von ammoniak als reduktionsmittel
JP2008121598A (ja) * 2006-11-14 2008-05-29 Toyota Motor Corp 内燃機関の排気浄化装置
US20080141662A1 (en) * 2006-12-14 2008-06-19 Markus Schuster Fluid injecting and mixing systems for exhaust after-treatment devices
DE102007027677B4 (de) 2007-06-15 2010-12-09 Süd-Chemie AG Abgasreinigungssystem
US8146343B2 (en) * 2007-08-08 2012-04-03 Ford Global Technologies, Llc Approach for injecting a reductant
KR101379955B1 (ko) * 2007-08-10 2014-03-28 에스케이이노베이션 주식회사 다단 저감 방식의 배기가스 정화 장치
US8001769B2 (en) * 2007-08-20 2011-08-23 Caterpillar Inc. Control of SCR system having a filtering device
US7966812B2 (en) * 2007-08-29 2011-06-28 Ford Global Technologies, Llc Multi-stage regeneration of particulate filter
DE102007046460A1 (de) 2007-09-28 2009-04-02 Daimler Ag Verfahren zur Verminderung der Emission von Stickstoffdioxid bei einem Kraftfahrzeug mit einer mager betriebenen Brennkraftmaschine
JP4286888B2 (ja) * 2007-09-28 2009-07-01 日産ディーゼル工業株式会社 排気浄化装置
JP4286887B2 (ja) * 2007-09-28 2009-07-01 日産ディーゼル工業株式会社 排気浄化装置
US7657364B2 (en) * 2007-10-10 2010-02-02 Cummins IP. Inc Apparatus, system, and method for thermal management of an engine comprising a continuously variable transmission
JP4947036B2 (ja) * 2007-11-14 2012-06-06 マツダ株式会社 エンジンの排気浄化方法
KR100999616B1 (ko) 2007-12-14 2010-12-08 기아자동차주식회사 배기 가스 내의 질소산화물 저감 장치
KR100911586B1 (ko) * 2007-12-14 2009-08-10 현대자동차주식회사 선택적 촉매 환원장치용 일산화탄소 저감장치
EP2072773A1 (en) * 2007-12-21 2009-06-24 Umicore AG & Co. KG Method for treating NOx in exhaust gas and system therefore
JP2009162157A (ja) * 2008-01-08 2009-07-23 Honda Motor Co Ltd 内燃機関の排気浄化装置
US8091345B2 (en) * 2008-02-06 2012-01-10 Cummins Ip, Inc Apparatus, system, and method for efficiently increasing exhaust flow temperature for an internal combustion engine
DE102008013541B4 (de) 2008-03-11 2014-05-15 Süd-Chemie AG Abgasreinigungssystem zur selektiven katalytischen Reduktion von Stickoxiden, Verfahren und Verwendung
DE102008016177A1 (de) 2008-03-28 2009-10-08 Süd-Chemie AG Harnstoffhydrolysekatalysator
DE502008000454D1 (de) * 2008-04-11 2010-04-29 Umicore Ag & Co Kg Abgasreinigungssystem zur Behandlung von Motorenabgasen mittels SCR-Katalysator
US8156730B2 (en) * 2008-04-29 2012-04-17 Cummins, Inc. Engine performance management during a diesel particulate filter regeneration event
US8302385B2 (en) * 2008-05-30 2012-11-06 Cummins Ip, Inc. Apparatus, system, and method for controlling engine exhaust temperature
DE102008026178A1 (de) * 2008-05-30 2009-12-03 Deutz Ag SCR-Katalysator mit hohem Wirkungsgrad
JP5251266B2 (ja) * 2008-06-03 2013-07-31 いすゞ自動車株式会社 排気ガス浄化装置及び排気ガス浄化システム
GB0812544D0 (en) 2008-07-09 2008-08-13 Johnson Matthey Plc Exhaust system for a lean burn IC engine
US20100050604A1 (en) * 2008-08-28 2010-03-04 John William Hoard SCR-LNT CATALYST COMBINATION FOR IMPROVED NOx CONTROL OF LEAN GASOLINE AND DIESEL ENGINES
US8648322B2 (en) * 2008-10-31 2014-02-11 Cummins Inc. Optical sensing in an adverse environment
US9194273B2 (en) 2008-10-31 2015-11-24 Cummins Inc. Apparatus, system, and method for aftertreatment control and diagnostics
US8223337B2 (en) * 2008-10-31 2012-07-17 Cummins Inc. Apparatus, system, and method for aftertreatment control and diagnostics
DE102008055890A1 (de) * 2008-11-05 2010-05-12 Süd-Chemie AG Partikelminderung mit kombiniertem SCR- und NH3-Schlupf-Katalysator
US8196391B2 (en) * 2008-12-02 2012-06-12 Ford Global Technologies, Llc SCR emissions-control system
US20100170225A1 (en) * 2009-01-08 2010-07-08 Caterpillar Inc. Exhaust treatment system having a reductant supply system
US8844274B2 (en) * 2009-01-09 2014-09-30 Ford Global Technologies, Llc Compact diesel engine exhaust treatment system
JP5062539B2 (ja) * 2009-01-13 2012-10-31 トヨタ自動車株式会社 内燃機関の排気浄化装置
US8920759B2 (en) * 2009-03-02 2014-12-30 GM Global Technology Operations LLC Method and apparatus for reducing NOx emissions from a lean burning hydrocarbon fueled power source
US9662611B2 (en) 2009-04-03 2017-05-30 Basf Corporation Emissions treatment system with ammonia-generating and SCR catalysts
US8062618B2 (en) * 2009-04-17 2011-11-22 Ford Global Technologies, Llc Exhaust aftertreatment system and method of treating exhaust gas
US20110047970A1 (en) * 2009-09-01 2011-03-03 Cummins Intellectual Properties, Inc. HIGH EFFICIENCY NOx REDUCTION SYSTEM AND METHOD
US20110064633A1 (en) * 2009-09-14 2011-03-17 Ford Global Technologies, Llc Multi-Functional Catalyst Block and Method of Using the Same
US8915062B2 (en) 2009-10-09 2014-12-23 GM Global Technology Operations LLC Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system
GB2481057A (en) * 2010-06-11 2011-12-14 Johnson Matthey Plc Exhaust system comprising a catalyst with a downstream filter and SCR catalyst
US8218147B2 (en) 2010-06-18 2012-07-10 Cummins Inc. Apparatus, system, and method for detecting engine fluid constituents
CN103124837B (zh) * 2010-07-02 2016-06-22 马克卡车公司 处理柴油发动机排气的方法、柴油发动机和排气后处理系统以及车辆
US8466083B2 (en) * 2010-08-27 2013-06-18 GM Global Technology Operations LLC Bi-functional catalyst materials for lean exhaust NOx reduction
US9441517B2 (en) * 2010-09-02 2016-09-13 Ford Global Technologies, Llc Diesel engine exhaust treatment system
US8776503B2 (en) 2010-09-20 2014-07-15 GM Global Technology Operations LLC Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system
US8137648B2 (en) * 2010-10-12 2012-03-20 Ford Global Technologies, Llc Diesel engine exhaust treatment system and method including a platinum group metal trapping device
KR101190934B1 (ko) 2011-02-15 2012-10-12 성균관대학교산학협력단 수소 생산용 개질부를 구비하는 연소장치
WO2013022517A1 (en) * 2011-08-09 2013-02-14 International Engine Intellectual Property Company, Llc Method and system for reducing nox in engine exhaust using a cooling element
US8813478B2 (en) * 2011-12-15 2014-08-26 GM Global Technology Operations LLC Selective catalytic reduction (SCR) system for NOx storage
JP5884906B2 (ja) * 2012-06-19 2016-03-15 トヨタ自動車株式会社 内燃機関の排気浄化装置
US9260994B2 (en) 2012-08-24 2016-02-16 Cummins Ip, Inc. Reductant injection and mixing system
JP2014118945A (ja) * 2012-12-19 2014-06-30 Mitsubishi Motors Corp 内燃機関の排気浄化装置
GB2520148B (en) * 2013-09-16 2017-10-18 Johnson Matthey Plc Exhaust system with a modified lean NOx trap
KR101684502B1 (ko) * 2013-11-22 2016-12-08 현대자동차 주식회사 배기 가스 정화 장치 및 배기 가스 정화 방법
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
KR102506874B1 (ko) * 2018-07-31 2023-03-08 현대자동차주식회사 배기가스 후처리시스템의 우레아 분사제어방법

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0612174Y2 (ja) * 1987-03-13 1994-03-30 日野自動車工業株式会社 デイ−ゼルエンジンの窒素酸化物除去機構
US4902487A (en) 1988-05-13 1990-02-20 Johnson Matthey, Inc. Treatment of diesel exhaust gases
JPH0712660Y2 (ja) * 1990-04-10 1995-03-29 日野自動車工業株式会社 ディーゼル・エンジンに使用される排気浄化装置
DE4038054A1 (de) 1990-11-29 1992-06-04 Man Technologie Gmbh Verfahren und vorrichtung zur selektiven katalytischen no(pfeil abwaerts)x(pfeil abwaerts)-reduktion in sauerstoffhaltigen abgasen
JP2852589B2 (ja) * 1992-02-25 1999-02-03 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5316661A (en) 1992-07-08 1994-05-31 Mobil Oil Corporation Processes for converting feedstock organic compounds
DE4315278A1 (de) 1993-05-07 1994-11-10 Siemens Ag Verfahren und Einrichtung zur Dosierung eines Reduktionsmittels in ein stickoxidhaltiges Abgas
ES2122602T3 (es) 1994-08-10 1998-12-16 Siemens Ag Procedimiento para la conversion catalitica de oxidos de nitrogeno contenidos en el gas de escape de un motor de combustion interna.
GB9511421D0 (en) 1995-06-06 1995-08-02 Johnson Matthey Plc Improvements in emissions control
DE19646643C1 (de) 1996-11-12 1998-02-12 Daimler Benz Ag Anlage zur Stickoxid-Reduktionsmitteleinspritzung in einen Abgasstrom
US5976475A (en) 1997-04-02 1999-11-02 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction
US5968464A (en) 1997-05-12 1999-10-19 Clean Diesel Technologies, Inc. Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction
JP3353650B2 (ja) 1997-06-20 2002-12-03 トヨタ自動車株式会社 内燃機関の触媒被毒再生装置
DE19807935C1 (de) 1998-02-25 1999-08-26 Siemens Ag Vorrichtung zur Reduzierung des NO¶x¶-Gehaltes im Abgas einer Brennkraftmaschine
GB9808876D0 (en) 1998-04-28 1998-06-24 Johnson Matthey Plc Combatting air pollution
WO2000021647A1 (en) * 1998-10-12 2000-04-20 Johnson Matthey Public Limited Company Process and apparatus for treating combustion exhaust gas
US6125629A (en) * 1998-11-13 2000-10-03 Engelhard Corporation Staged reductant injection for improved NOx reduction
US6877313B1 (en) * 1998-12-05 2005-04-12 Johnson Matthey Public Limited Company Particulate control
FR2787037B1 (fr) * 1998-12-09 2002-01-11 Inst Francais Du Petrole Procede et dispositif d'elimination des oxydes d'azote dans une ligne d'echappement de moteur a combustion interne
JP3674358B2 (ja) 1999-02-16 2005-07-20 日産自動車株式会社 内燃機関の排気浄化装置
JP2000282843A (ja) 1999-03-31 2000-10-10 Toyota Motor Corp 内燃機関の排気浄化装置
DE19921974A1 (de) * 1999-05-12 2000-11-16 Volkswagen Ag Vorrichtung zum Reduzieren von schädlichen Bestandteilen im Abgas einer Brennkraftmaschine, insbesondere einer Diesel-Brennkraftmaschine
GB9913331D0 (en) 1999-06-09 1999-08-11 Johnson Matthey Plc Treatment of exhaust gas
US6615580B1 (en) * 1999-06-23 2003-09-09 Southwest Research Institute Integrated system for controlling diesel engine emissions
GB9915939D0 (en) 1999-07-08 1999-09-08 Johnson Matthey Plc Improvements in pollution control
US6295809B1 (en) 1999-07-12 2001-10-02 Ford Global Technologies, Inc. Emission control system with a catalyst
US6354079B1 (en) 1999-11-26 2002-03-12 Hyundai Motor Company Apparatus and method of purifying NOx in the exhaust gas of the diesel engine
DE19961165A1 (de) * 1999-12-17 2001-08-02 Volkswagen Ag Verfahren zur Entschwefelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Speicherkatalysators
US6470673B1 (en) 2000-02-22 2002-10-29 Ford Global Technologies, Inc. Control of a NOX reductant delivery system
JP2001314763A (ja) 2000-05-10 2001-11-13 Johnson Matthey Japan Inc ＮＯｘ吸蔵還元型触媒用支持材とそれを用いたＮＯｘ吸蔵還元型触媒
US6415602B1 (en) 2000-10-16 2002-07-09 Engelhard Corporation Control system for mobile NOx SCR applications
JP3794468B2 (ja) * 2000-12-19 2006-07-05 三菱電機株式会社 内燃機関の排気ガス浄化装置
GB0104682D0 (en) 2001-02-26 2001-04-11 Johnson Matthey Plc Gas treatment using ammonia
EP1458960B1 (en) 2001-12-20 2011-02-09 Johnson Matthey Public Limited Company Improvements in selective catalytic reduction
US6996975B2 (en) * 2004-06-25 2006-02-14 Eaton Corporation Multistage reductant injection strategy for slipless, high efficiency selective catalytic reduction
US7063642B1 (en) * 2005-10-07 2006-06-20 Eaton Corporation Narrow speed range diesel-powered engine system w/ aftertreatment devices

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