KR100370806B1 - 디젤 엔진 배기 가스 정화 장치 - Google Patents
디젤 엔진 배기 가스 정화 장치 Download PDFInfo
- Publication number
- KR100370806B1 KR100370806B1 KR10-2000-7000788A KR20007000788A KR100370806B1 KR 100370806 B1 KR100370806 B1 KR 100370806B1 KR 20007000788 A KR20007000788 A KR 20007000788A KR 100370806 B1 KR100370806 B1 KR 100370806B1
- Authority
- KR
- South Korea
- Prior art keywords
- exhaust gas
- catalyst
- pipe
- catalytic converter
- stages
- Prior art date
Links
Classifications
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- 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
-
- 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]
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- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
-
- 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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
- B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0093—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are of the same type
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- 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
- F01N2240/40—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 hydrolysis catalyst
-
- 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
- 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
Abstract
Description
Claims (5)
- 배기 가스 입구관(1)이 배기 가스관(2)에 연결되고, 상기 배기 가스관(2)에 환원제(r) 분사 장치(6), 혼합 장치(4) 및 촉매 변환기(10)가 배치되며, 상기 배기 가스 입구관(1)이 상기 배기 가스관(2)의 중심 축선을 따라 정렬되는, 디젤 엔진의 배기 가스(A) 정화 장치에 있어서,상기 혼합 장치(4)가 배기 가스(A) 흐름 방향으로 보아서 상기 분사 장치(6)의 상류에 배치되고, 배기 가스관(2)이 촉매 변환기(10)를 수용하기 위해 확장되는 위치에 추가의 혼합 장치(4A)가 배치되는 것을 특징으로 하는 배기 가스 정화 장치.
- 제 1항에 있어서,상기 촉매 변환기(10)가 다수의 단(Ⅰ, Ⅱ, Ⅲ)을 포함하며, 각각의 상기 단(Ⅰ, Ⅱ, Ⅲ)이 SCR-촉매-모듈(12)인 것을 특징으로 하는 배기 가스 정화 장치.
- 제 1항에 있어서,상기 촉매 변환기(10)가 다수의 단(Ⅰ, Ⅱ, Ⅲ)을 포함하며, 상기 단(Ⅰ, Ⅱ, Ⅲ) 중 제 1 단(Ⅰ)이 가수 분해-촉매-모듈(22)이며 다른 모든 단(Ⅱ, Ⅲ)은 SCR-촉매-모듈(12)인 것을 특징으로 하는 배기 가스 정화 장치.
- 삭제
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19731865A DE19731865C2 (de) | 1997-07-24 | 1997-07-24 | Abgasreinigungsanlage für das Abgas eines Dieselmotors |
DE19731865.7 | 1997-07-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010022216A KR20010022216A (ko) | 2001-03-15 |
KR100370806B1 true KR100370806B1 (ko) | 2003-02-05 |
Family
ID=7836772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-7000788A KR100370806B1 (ko) | 1997-07-24 | 1998-07-21 | 디젤 엔진 배기 가스 정화 장치 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6401455B1 (ko) |
EP (1) | EP0998627B1 (ko) |
JP (1) | JP3283868B2 (ko) |
KR (1) | KR100370806B1 (ko) |
AT (1) | ATE225461T1 (ko) |
DE (2) | DE19731865C2 (ko) |
DK (1) | DK0998627T3 (ko) |
ES (1) | ES2185214T3 (ko) |
WO (1) | WO1999005402A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100871898B1 (ko) * | 2005-10-28 | 2008-12-05 | 에스케이에너지 주식회사 | 디젤 엔진의 배기가스 정화 장치 |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10020170C1 (de) * | 2000-04-25 | 2001-09-06 | Emitec Emissionstechnologie | Verfahren zum Entfernen von Rußpartikeln aus einem Abgas und zugehöriges Auffangelement |
DE10020100A1 (de) * | 2000-04-22 | 2001-10-31 | Dmc2 Degussa Metals Catalysts | Verfahren und Katalysator zur Reduktion von Stickoxiden |
DE10022842A1 (de) | 2000-05-10 | 2001-11-22 | Dmc2 Degussa Metals Catalysts | Strukturierter Katalysator für die selektive Reduktion von Stickoxiden mittels Ammoniak unter Verwendung einer zu Ammoniak hydrolysierbaren Verbindung |
DE10048921A1 (de) | 2000-10-04 | 2002-04-18 | Bosch Gmbh Robert | Vorrichtung zur Bildung eines Reduktionsmittel-Abgas-Gemisches und Abgasreinigungsanlage |
DE10051361C1 (de) * | 2000-10-17 | 2002-07-25 | Bosch Gmbh Robert | Abgasreinigungsanlage für einen Dieselmotor und Verfahren zur Abgasreinigung bei einem Dieselmotor |
DE10060808B4 (de) * | 2000-12-07 | 2004-12-02 | Robert Bosch Gmbh | Abgasreinigungsanlage |
DE10062956A1 (de) | 2000-12-16 | 2002-06-20 | Bosch Gmbh Robert | Abgasreinigungsanlage und Verfahren zur Abgasreinigung |
US6722123B2 (en) * | 2001-10-17 | 2004-04-20 | Fleetguard, Inc. | Exhaust aftertreatment device, including chemical mixing and acoustic effects |
US6601385B2 (en) * | 2001-10-17 | 2003-08-05 | Fleetguard, Inc. | Impactor for selective catalytic reduction system |
DE10218232A1 (de) * | 2002-04-24 | 2003-11-06 | Opel Adam Ag | Verfahren und Katalysator zur Verbesserung der Wiksamkeit des zur NOx-Reduktion eingedüsten Dieselkraftstoffes |
US7497076B2 (en) * | 2002-05-07 | 2009-03-03 | Extengine Transport Systems | Emission control system |
AU2003273138A1 (en) * | 2002-05-07 | 2003-12-12 | Extengine Transport Systems | Emission control system |
DE10247989A1 (de) * | 2002-10-15 | 2004-04-29 | Robert Bosch Gmbh | Abgasreinigung einer Brennkraftmaschine und Verfahren zur Reinigung deren Abgase |
WO2004058641A1 (en) * | 2002-12-17 | 2004-07-15 | Clean Diesel Technologies, Inc. | Nox control for ic engines |
JP4262522B2 (ja) * | 2003-05-28 | 2009-05-13 | 株式会社日立ハイテクノロジーズ | エンジン用排気ガス処理装置および排気ガス処理方法 |
US20040265198A1 (en) * | 2003-06-30 | 2004-12-30 | Biswas Subodh Chandra | Power generation aftertreatment system |
JP2005105970A (ja) * | 2003-09-30 | 2005-04-21 | Nissan Diesel Motor Co Ltd | エンジンの排気浄化装置 |
US20090004083A1 (en) * | 2003-12-17 | 2009-01-01 | Valentine James M | NOx control for IC engines |
WO2006009056A1 (ja) * | 2004-07-16 | 2006-01-26 | Nissan Diesel Motor Co., Ltd. | エンジンの排気浄化装置 |
US7021047B2 (en) * | 2004-07-23 | 2006-04-04 | General Motors Corporation | Diesel exhaust aftertreatment device regeneration system |
US7581387B2 (en) * | 2005-02-28 | 2009-09-01 | Caterpillar Inc. | Exhaust gas mixing system |
EP1859130A1 (en) * | 2005-03-08 | 2007-11-28 | Volvo Lastvagnar Ab | Apparatus for mixing a liquid medium into a gaseous medium |
ITMI20050651A1 (it) * | 2005-04-15 | 2006-10-16 | Iveco Spa | Modulo e metodo di inroduzione di una soluzione di urea nei gas di scarico di un motore |
DE102006003786A1 (de) * | 2005-09-26 | 2007-04-05 | Faurecia Abgastechnik Gmbh | Abgasanlage mit Einspritzdüse |
US7650744B2 (en) * | 2006-03-24 | 2010-01-26 | General Electric Company | Systems and methods of reducing NOx emissions in gas turbine systems and internal combustion engines |
US8899020B2 (en) * | 2006-08-21 | 2014-12-02 | Southwest Research Institute | Apparatus and method for assisting selective catalytic reduction |
DE102006055036B4 (de) * | 2006-11-22 | 2023-03-02 | Faurecia Emissions Control Technologies, Germany Gmbh | Mischelement sowie Abgasanlage für eine Verbrennungskraftmaschine |
JP4779959B2 (ja) * | 2006-12-20 | 2011-09-28 | 株式会社デンソー | 排気浄化装置 |
DE102007005497A1 (de) * | 2007-01-30 | 2008-07-31 | J. Eberspächer GmbH & Co. KG | Abgasanlage für eine Brennkraftmaschine |
EP1982756A1 (en) | 2007-04-19 | 2008-10-22 | Magneti Marelli Sistemi di Scarico S.p.a. | An exhaust system of an internal combustion engine |
US20090056319A1 (en) * | 2007-09-04 | 2009-03-05 | Warner Jay V | Exhaust Aftertreatment System with Pre-Catalysis |
DE202007016125U1 (de) | 2007-11-19 | 2009-05-28 | Burkhardt, Roswitha | Rußpartikelfilter mit variabel gesteuerter Rußabbrennung |
DE602008002403D1 (de) | 2008-02-12 | 2010-10-14 | Magneti Marelli Spa | Abgassystem eines Verbrennungsmotors |
US8141353B2 (en) * | 2008-04-25 | 2012-03-27 | Tenneco Automotive Operating Company Inc. | Exhaust gas additive/treatment system and mixer for use therein |
US9429058B2 (en) * | 2008-12-01 | 2016-08-30 | GM Global Technology Operations LLC | Mixing devices for selective catalytic reduction systems |
DE102010014037A1 (de) | 2009-04-02 | 2010-11-04 | Cummins Filtration IP, Inc., Minneapolis | Reduktionsmittelzersetzungssystem |
US8516798B2 (en) * | 2009-07-30 | 2013-08-27 | Ford Global Technologies, Llc | Methods and systems for control of an emission system with more than one SCR region |
US8240194B2 (en) * | 2009-07-30 | 2012-08-14 | Ford Global Technologies, Llc | Methods and systems for diagnostics of an emission system with more than one SCR region |
JP2011033000A (ja) | 2009-08-05 | 2011-02-17 | Toyota Industries Corp | 排気ガス浄化装置 |
KR101100851B1 (ko) * | 2009-10-29 | 2012-01-02 | 한국전력기술 주식회사 | 환원제혼합 및 소음감쇄 구조를 갖는 배기가스 탈질시스템 |
JP2011117386A (ja) | 2009-12-04 | 2011-06-16 | Volvo Powertrain Ab | エンジンの排気浄化装置 |
CN102242661A (zh) * | 2010-05-10 | 2011-11-16 | 杭州银轮科技有限公司 | 一种车用选择性催化还原装置scr的静态混合器 |
FR2968711B1 (fr) | 2010-12-14 | 2014-12-26 | Peugeot Citroen Automobiles Sa | Ligne d'echappement pour vehicule automobile et methode d'epuration de gaz d'echappement produits par un moteur thermique equipant ce vehicule |
DE102010056314A1 (de) * | 2010-12-27 | 2012-06-28 | Friedrich Boysen Gmbh & Co. Kg | Vorrichtung zum Verteilen von Fluiden in Abgasanlagen |
US9333466B2 (en) | 2012-12-05 | 2016-05-10 | Cummins Powergen Ip, Inc. | Diesel exhaust fluid injector assembly |
US9221016B2 (en) * | 2012-12-05 | 2015-12-29 | Cummins Cal Pacific, Llc | Exhaust aftertreatment packaging for a diesel genset |
US9771847B2 (en) | 2012-12-05 | 2017-09-26 | Cummins Cal Pacific, Llc | Integrated load bank and exhaust heater system with load shed capability for a diesel genset exhaust aftertreatment system |
US9482154B2 (en) | 2012-12-05 | 2016-11-01 | Cummins Cal Pacific, Llc | Exhaust gas collector for an exhaust aftertreatment system |
US9016050B2 (en) * | 2012-12-19 | 2015-04-28 | Caterpillar Inc. | Aftertreatment system incorporating hydrolysis catalyst with particulate filtration and SCR |
GB2497866A (en) | 2012-12-20 | 2013-06-26 | Daimler Ag | Exhaust gas after treatment device |
DE102013009417A1 (de) * | 2013-06-05 | 2014-12-11 | Man Diesel & Turbo Se | Ammoniakgenerator |
KR101536824B1 (ko) * | 2013-12-30 | 2015-07-14 | 현대중공업 주식회사 | 환원제 공급라인 |
US10287954B2 (en) | 2014-01-10 | 2019-05-14 | Faurecia Emissions Control Technologies Usa, Llc | Modular mixer for exhaust assembly |
US10086333B2 (en) | 2015-02-24 | 2018-10-02 | Tenneco Automotive Operating Company Inc. | Dual auger mixing system |
CN105464763B (zh) * | 2015-11-19 | 2018-01-26 | 浙江大学 | 一种用于中小型船舶scr系统的尿素强效混合装置 |
JP2017207047A (ja) * | 2016-05-23 | 2017-11-24 | 日野自動車株式会社 | 排気浄化装置 |
FR3069574B1 (fr) | 2017-07-25 | 2019-08-02 | Continental Automotive France | Procede d'adaptation d'une quantite d'agent reducteur pour une depollution en oxydes d'azote des gaz dans une ligne d'echappement de moteur |
DE102017122696A1 (de) | 2017-09-29 | 2019-04-04 | Eberspächer Exhaust Technology GmbH & Co. KG | Verfahren zur Herstellung einer Abgasanlage und Abgasanlage |
US10287948B1 (en) | 2018-04-23 | 2019-05-14 | Faurecia Emissions Control Technologies, Usa, Llc | High efficiency mixer for vehicle exhaust system |
US10316721B1 (en) | 2018-04-23 | 2019-06-11 | Faurecia Emissions Control Technologies, Usa, Llc | High efficiency mixer for vehicle exhaust system |
US10787946B2 (en) | 2018-09-19 | 2020-09-29 | Faurecia Emissions Control Technologies, Usa, Llc | Heated dosing mixer |
CN114738084A (zh) * | 2021-01-07 | 2022-07-12 | 长城汽车股份有限公司 | 汽车后处理系统及汽车 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4530418A (en) * | 1982-06-01 | 1985-07-23 | Currie Neil L | Automotive exhaust system |
JPS60179101A (ja) * | 1984-02-28 | 1985-09-13 | Ngk Insulators Ltd | 流体接触用多孔体 |
US4672809A (en) * | 1984-09-07 | 1987-06-16 | Cornelison Richard C | Catalytic converter for a diesel engine |
DE3642612A1 (de) * | 1986-12-12 | 1988-06-23 | Steinmueller Gmbh L & C | Vorrichtung zum mischungsintensiven einbringen von reduktionsmittel in einem no(pfeil abwaerts)x(pfeil abwaerts)-haltigen abgas |
KR100229731B1 (ko) * | 1990-07-27 | 1999-11-15 | 브룬너 하인리히 페터 울리히 | 대형 디젤엔진 |
DE4203807A1 (de) * | 1990-11-29 | 1993-08-12 | Man Nutzfahrzeuge Ag | Vorrichtung zur katalytischen no(pfeil abwaerts)x(pfeil abwaerts)-reduktion |
DE4123161A1 (de) | 1991-07-12 | 1993-01-14 | Siemens Ag | Statischer mischer |
CA2088713C (en) * | 1992-02-24 | 1999-11-16 | Hans Thomas Hug | Cleaning exhaust gases from combustion installations |
DE4315278A1 (de) * | 1993-05-07 | 1994-11-10 | Siemens Ag | Verfahren und Einrichtung zur Dosierung eines Reduktionsmittels in ein stickoxidhaltiges Abgas |
US5820832A (en) * | 1993-05-13 | 1998-10-13 | Siemens Aktiengesellschaft | Plate-type catalytic converter |
US5542249A (en) * | 1993-10-22 | 1996-08-06 | Madison Combustion Associates | Exhaust apparatus |
US5809774A (en) * | 1996-11-19 | 1998-09-22 | Clean Diesel Technologies, Inc. | System for fueling and feeding chemicals to internal combustion engines for NOx 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 |
DE19740702C1 (de) * | 1997-09-16 | 1998-11-19 | Siemens Ag | Verfahren und Vorrichtung zum Betrieb einer mit Luftüberschuß arbeitenden Brennkraftmaschine |
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1997
- 1997-07-24 DE DE19731865A patent/DE19731865C2/de not_active Expired - Fee Related
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1998
- 1998-07-21 AT AT98945015T patent/ATE225461T1/de active
- 1998-07-21 ES ES98945015T patent/ES2185214T3/es not_active Expired - Lifetime
- 1998-07-21 EP EP98945015A patent/EP0998627B1/de not_active Expired - Lifetime
- 1998-07-21 DE DE59805835T patent/DE59805835D1/de not_active Expired - Lifetime
- 1998-07-21 WO PCT/DE1998/002048 patent/WO1999005402A1/de active IP Right Grant
- 1998-07-21 JP JP2000504361A patent/JP3283868B2/ja not_active Expired - Fee Related
- 1998-07-21 DK DK98945015T patent/DK0998627T3/da active
- 1998-07-21 KR KR10-2000-7000788A patent/KR100370806B1/ko not_active IP Right Cessation
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100871898B1 (ko) * | 2005-10-28 | 2008-12-05 | 에스케이에너지 주식회사 | 디젤 엔진의 배기가스 정화 장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20010022216A (ko) | 2001-03-15 |
DE19731865A1 (de) | 1999-02-04 |
EP0998627B1 (de) | 2002-10-02 |
EP0998627A1 (de) | 2000-05-10 |
WO1999005402A1 (de) | 1999-02-04 |
US6401455B1 (en) | 2002-06-11 |
JP3283868B2 (ja) | 2002-05-20 |
ES2185214T3 (es) | 2003-04-16 |
DE59805835D1 (de) | 2002-11-07 |
ATE225461T1 (de) | 2002-10-15 |
DK0998627T3 (da) | 2003-02-03 |
DE19731865C2 (de) | 1999-05-06 |
JP2001511494A (ja) | 2001-08-14 |
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