JP2005538291A5 - - Google Patents
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- Publication number
- JP2005538291A5 JP2005538291A5 JP2004533631A JP2004533631A JP2005538291A5 JP 2005538291 A5 JP2005538291 A5 JP 2005538291A5 JP 2004533631 A JP2004533631 A JP 2004533631A JP 2004533631 A JP2004533631 A JP 2004533631A JP 2005538291 A5 JP2005538291 A5 JP 2005538291A5
- Authority
- JP
- Japan
- Prior art keywords
- nox
- exhaust gas
- scr catalyst
- specific reactant
- precursor
- 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.)
- Granted
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims 118
- 239000000376 reactant Substances 0.000 claims 24
- 239000003054 catalyst Substances 0.000 claims 22
- 239000002250 absorbent Substances 0.000 claims 13
- 230000002745 absorbent Effects 0.000 claims 13
- 239000002243 precursor Substances 0.000 claims 13
- 238000000034 method Methods 0.000 claims 4
- 239000006096 absorbing agent Substances 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 3
- 238000011144 upstream manufacturing Methods 0.000 claims 3
- 238000010531 catalytic reduction reaction Methods 0.000 claims 2
- 230000001143 conditioned effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 2
- 238000006722 reduction reaction Methods 0.000 claims 2
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 |
| PCT/GB2003/003827 WO2004022935A1 (en) | 2002-09-05 | 2003-09-03 | Exhaust system for lean burn ic engines |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010106241A Division JP5528195B2 (ja) | 2002-09-05 | 2010-05-06 | リーンバーンエンジン用排気機構 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005538291A JP2005538291A (ja) | 2005-12-15 |
| JP2005538291A5 true JP2005538291A5 (enExample) | 2006-10-26 |
| JP4628787B2 JP4628787B2 (ja) | 2011-02-09 |
Family
ID=9943553
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
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)
| 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 |
| KR101362685B1 (ko) * | 2006-07-08 | 2014-02-13 | 우미코레 아게 운트 코 카게 | 환원제로서 암모니아를 사용하여 희박 혼합 기관의 배기 가스로부터의 질소 산화물을 환원시키기 위한 구조화된 scr 촉매 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| KR100911586B1 (ko) * | 2007-12-14 | 2009-08-10 | 현대자동차주식회사 | 선택적 촉매 환원장치용 일산화탄소 저감장치 |
| KR100999616B1 (ko) | 2007-12-14 | 2010-12-08 | 기아자동차주식회사 | 배기 가스 내의 질소산화물 저감 장치 |
| 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 |
| ATE460973T1 (de) * | 2008-04-11 | 2010-04-15 | 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 |
| US9194273B2 (en) | 2008-10-31 | 2015-11-24 | Cummins Inc. | Apparatus, system, and method for aftertreatment control and diagnostics |
| US8648322B2 (en) * | 2008-10-31 | 2014-02-11 | Cummins Inc. | Optical sensing in an adverse environment |
| 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 |
| WO2012002973A1 (en) * | 2010-07-02 | 2012-01-05 | Mack Trucks, Inc. | Diesel engine and exhaust aftertreatment system and method of treating exhaust gases from a diesel engine |
| 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 |
| WO2013190635A1 (ja) * | 2012-06-19 | 2013-12-27 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
| WO2014032052A1 (en) | 2012-08-24 | 2014-02-27 | 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 |
| EP3047121B1 (en) * | 2013-09-16 | 2019-07-17 | Johnson Matthey Public Limited Company | 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)
| 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 |
| ATE169841T1 (de) | 1994-08-10 | 1998-09-15 | Siemens Ag | Verfahren zur katalytischen umsetzung von im abgas eines verbrennungsmotors enthaltenen stickoxiden |
| 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 |
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| GB9808876D0 (en) | 1998-04-28 | 1998-06-24 | Johnson Matthey Plc | Combatting air pollution |
| EP1128895B1 (en) | 1998-10-12 | 2004-04-07 | 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 |
| ATE224507T1 (de) * | 1998-12-05 | 2002-10-15 | Johnson Matthey Plc | Verbesserungen bei abgaspartikelkontrolle |
| 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 |
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| 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 |
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| 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 |
| US7264785B2 (en) | 2001-12-20 | 2007-09-04 | Johnson Matthey Public Limited Company | 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 |
-
2002
- 2002-09-05 GB GBGB0220645.6A patent/GB0220645D0/en not_active Ceased
-
2003
- 2003-09-03 KR KR1020057003827A patent/KR101060125B1/ko not_active Expired - Fee Related
- 2003-09-03 EP EP03750891A patent/EP1534941B1/en not_active Expired - Lifetime
- 2003-09-03 JP JP2004533631A patent/JP4628787B2/ja not_active Expired - Lifetime
- 2003-09-03 ZA ZA200500919A patent/ZA200500919B/en unknown
- 2003-09-03 WO PCT/GB2003/003827 patent/WO2004022935A1/en not_active Ceased
- 2003-09-03 AT AT03750891T patent/ATE556203T1/de active
- 2003-09-03 MX MXPA05001877A patent/MXPA05001877A/es active IP Right Grant
- 2003-09-03 AU AU2003269109A patent/AU2003269109A1/en not_active Abandoned
- 2003-09-03 BR BR0313501-2A patent/BR0313501A/pt not_active IP Right Cessation
- 2003-09-03 US US10/526,511 patent/US7178331B2/en not_active Expired - Lifetime
- 2003-09-03 CA CA002494112A patent/CA2494112A1/en not_active Abandoned
-
2010
- 2010-05-06 JP JP2010106241A patent/JP5528195B2/ja not_active Expired - Lifetime
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