CN102652210A - 用于将尿素基还原剂喷射到排出气流中的方法 - Google Patents
用于将尿素基还原剂喷射到排出气流中的方法 Download PDFInfo
- Publication number
- CN102652210A CN102652210A CN2010800561612A CN201080056161A CN102652210A CN 102652210 A CN102652210 A CN 102652210A CN 2010800561612 A CN2010800561612 A CN 2010800561612A CN 201080056161 A CN201080056161 A CN 201080056161A CN 102652210 A CN102652210 A CN 102652210A
- Authority
- CN
- China
- Prior art keywords
- housing
- urea
- spraying
- axis
- base reductant
- 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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000004202 carbamide Substances 0.000 title claims abstract description 39
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000007921 spray Substances 0.000 claims abstract description 19
- 238000002485 combustion reaction Methods 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims description 24
- 230000008676 import Effects 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 102100023185 Transcriptional repressor scratch 1 Human genes 0.000 abstract description 6
- 101710171414 Transcriptional repressor scratch 1 Proteins 0.000 abstract description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 18
- 239000007789 gas Substances 0.000 description 18
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 11
- 229910021529 ammonia Inorganic materials 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 4
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 238000001321 HNCO Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007348 radical reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Images
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
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- 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)
- 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)
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09179455.2A EP2339139B1 (en) | 2009-12-16 | 2009-12-16 | Method for dosing an urea based reducing agent into a gas exhaust stream |
EP09179455.2 | 2009-12-16 | ||
PCT/EP2010/069723 WO2011073240A1 (en) | 2009-12-16 | 2010-12-15 | Method for dosing an urea based reducing agent into a gas exhaust stream |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102652210A true CN102652210A (zh) | 2012-08-29 |
CN102652210B CN102652210B (zh) | 2015-05-20 |
Family
ID=42234862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080056161.2A Active CN102652210B (zh) | 2009-12-16 | 2010-12-15 | 用于将尿素基还原剂喷射到排出气流中的方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8752365B2 (zh) |
EP (1) | EP2339139B1 (zh) |
JP (1) | JP6082968B2 (zh) |
CN (1) | CN102652210B (zh) |
AU (1) | AU2010332964B2 (zh) |
BR (1) | BR112012014923B1 (zh) |
ES (1) | ES2434865T3 (zh) |
RU (1) | RU2557055C2 (zh) |
WO (1) | WO2011073240A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110573706A (zh) * | 2017-04-28 | 2019-12-13 | 瓦锡兰芬兰有限公司 | 噪声衰减器和将还原剂引入到废气流中的方法 |
CN113931723A (zh) * | 2021-10-12 | 2022-01-14 | 河北工业大学 | 一种减少scr系统尿素结晶的装置及方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012014333A1 (de) * | 2012-07-20 | 2014-01-23 | Man Truck & Bus Ag | Mischvorrichtung zur Nachbehandlung von Abgasen |
DE102012014334A1 (de) * | 2012-07-20 | 2014-05-15 | Man Truck & Bus Ag | Mischvorrichtung zur Nachbehandlung von Abgasen |
DE102013101461A1 (de) | 2013-02-14 | 2014-08-14 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Abgasleitungsabschnitt zur Zufuhr von flüssigem Additiv |
US9528414B2 (en) | 2013-10-14 | 2016-12-27 | Cummins Emission Solutions, Inc. | Diesel exhaust fluid deposit mitigation |
ES2672324T3 (es) * | 2013-12-16 | 2018-06-13 | Fpt Motorenforschung Ag | Sistema para mejorar la evaporación del líquido purificador en un módulo de dosificación axialmente simétrico para un dispositivo de SCR |
GB2528764B (en) | 2014-06-13 | 2020-07-29 | Cummins Emission Solutions Inc | In-line decomposition reactor pipe with exhaust assist |
DE102014223382A1 (de) | 2014-11-17 | 2016-05-19 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Vorrichtung zur Nachbehandlung der Abgase einer Brennkraftmaschine und entsprechende Vorrichtung |
US9470132B2 (en) | 2014-12-05 | 2016-10-18 | Cummins Emission Solutions, Inc. | Compact radial exterior exhaust assisted decomposition reactor pipe |
CN204552896U (zh) | 2014-12-26 | 2015-08-12 | 康明斯排放处理公司 | 仅输送液体还原剂的中线注射系统和后处理系统 |
US11585253B2 (en) | 2015-08-07 | 2023-02-21 | Cummins Emission Solutions Inc. | Converging liquid reductant injector nozzle in selective catalytic reduction systems |
CN112983605B (zh) | 2017-04-13 | 2022-11-11 | 康明斯排放处理公司 | 用于内燃发动机的后处理系统的配给模块 |
CN108993143A (zh) * | 2018-08-29 | 2018-12-14 | 哈尔滨锅炉厂有限责任公司 | 用于scr脱硝的防积灰多向式氨喷射装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0555746A1 (de) * | 1992-02-10 | 1993-08-18 | Man Nutzfahrzeuge Ag | Vorrichtung zur katalytischen NOX-Reduktion |
US6444177B1 (en) * | 1995-06-28 | 2002-09-03 | Siemens Aktiengesellschaft | Process and device for the catalytic cleaning of the exhaust gas from a combustion plant |
GB2416718A (en) * | 2004-07-29 | 2006-02-08 | Eminox Ltd | Gas treatment apparatus |
US20080155973A1 (en) * | 2006-12-20 | 2008-07-03 | Denso Corporation | Exhaust emission control device with additive injector |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4880447A (en) * | 1988-11-22 | 1989-11-14 | Naylor Industrial Services, Inc. | Method and apparatus for steam flow venting incorporating air educting means |
DE19741199C2 (de) * | 1997-09-18 | 2000-10-26 | Siemens Ag | Statischer Mischer |
DE102006003786A1 (de) * | 2005-09-26 | 2007-04-05 | Faurecia Abgastechnik Gmbh | Abgasanlage mit Einspritzdüse |
RU57632U1 (ru) * | 2006-05-17 | 2006-10-27 | Владимир Александрович Бабин | Устройство для очистки отработавших газов |
US20090107111A1 (en) * | 2007-10-31 | 2009-04-30 | Troy Lee Oliver | Implo-Dynamics™: a system, method, and apparatus for reducing airborne pollutant emissions and/or recovering energy |
US8272777B2 (en) * | 2008-04-21 | 2012-09-25 | Heinrich Gillet Gmbh (Tenneco) | Method for mixing an exhaust gas flow |
JP2010163988A (ja) * | 2009-01-16 | 2010-07-29 | Toyota Motor Corp | 内燃機関の排気構造 |
-
2009
- 2009-12-16 ES ES09179455T patent/ES2434865T3/es active Active
- 2009-12-16 EP EP09179455.2A patent/EP2339139B1/en active Active
-
2010
- 2010-12-15 RU RU2012129924/06A patent/RU2557055C2/ru active
- 2010-12-15 JP JP2012543710A patent/JP6082968B2/ja active Active
- 2010-12-15 US US13/261,306 patent/US8752365B2/en active Active
- 2010-12-15 WO PCT/EP2010/069723 patent/WO2011073240A1/en active Application Filing
- 2010-12-15 BR BR112012014923-7A patent/BR112012014923B1/pt active IP Right Grant
- 2010-12-15 AU AU2010332964A patent/AU2010332964B2/en active Active
- 2010-12-15 CN CN201080056161.2A patent/CN102652210B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0555746A1 (de) * | 1992-02-10 | 1993-08-18 | Man Nutzfahrzeuge Ag | Vorrichtung zur katalytischen NOX-Reduktion |
US6444177B1 (en) * | 1995-06-28 | 2002-09-03 | Siemens Aktiengesellschaft | Process and device for the catalytic cleaning of the exhaust gas from a combustion plant |
GB2416718A (en) * | 2004-07-29 | 2006-02-08 | Eminox Ltd | Gas treatment apparatus |
US20080155973A1 (en) * | 2006-12-20 | 2008-07-03 | Denso Corporation | Exhaust emission control device with additive injector |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110573706A (zh) * | 2017-04-28 | 2019-12-13 | 瓦锡兰芬兰有限公司 | 噪声衰减器和将还原剂引入到废气流中的方法 |
CN110573706B (zh) * | 2017-04-28 | 2021-07-13 | 瓦锡兰芬兰有限公司 | 噪声衰减器和将还原剂引入到废气流中的方法 |
CN113931723A (zh) * | 2021-10-12 | 2022-01-14 | 河北工业大学 | 一种减少scr系统尿素结晶的装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
RU2012129924A (ru) | 2014-01-27 |
JP2013514487A (ja) | 2013-04-25 |
ES2434865T8 (es) | 2014-02-24 |
ES2434865T3 (es) | 2013-12-17 |
EP2339139B1 (en) | 2013-08-21 |
CN102652210B (zh) | 2015-05-20 |
AU2010332964B2 (en) | 2014-06-19 |
US8752365B2 (en) | 2014-06-17 |
EP2339139A1 (en) | 2011-06-29 |
AU2010332964A1 (en) | 2012-08-02 |
RU2557055C2 (ru) | 2015-07-20 |
BR112012014923B1 (pt) | 2021-01-19 |
JP6082968B2 (ja) | 2017-02-22 |
BR112012014923A2 (pt) | 2016-08-16 |
US20120263632A1 (en) | 2012-10-18 |
WO2011073240A1 (en) | 2011-06-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102652210B (zh) | 用于将尿素基还原剂喷射到排出气流中的方法 | |
CN102652211B (zh) | 用于将尿素基还原剂喷射到排出气流中的喷射模块 | |
CN212744129U (zh) | 混合器以及包括其的排气系统 | |
CN114761676B (zh) | 后处理系统的废气和还原剂混合器 | |
CN203856551U (zh) | 混合器模块以及排放清洁模块 | |
EP2703612A1 (en) | Exhaust gas purifier for internal combustion engine | |
CN207686807U (zh) | 尾气处理用尿素混合装置 | |
WO2016107807A1 (en) | Method, apparatus and device for improved aftertreatment of exhaust gas | |
CN108150255B (zh) | 车用尾气处理用处理液混合装置 | |
KR101837555B1 (ko) | Scr 믹서 및 이를 포함하는 scr 장치 | |
US10273849B2 (en) | Injection module and exhaust system having an injection module | |
US20190388851A1 (en) | Large engine mixer for exhaust system | |
US20180142596A1 (en) | Injection module and exhaust system having an injection module | |
CN220621994U (zh) | 混合器及后处理系统 | |
WO2018117994A1 (en) | Multi-manifold pipe | |
CN204371460U (zh) | 车辆scr系统及其还原剂供应装置 | |
CN103867265A (zh) | 混合器系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Swiss Alban Applicant after: FPT MOTORENFORSCHUNG AG Address before: Swiss Alban Applicant before: Iveco Motorenforschung AG |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: IVECO MOTORENFORSCHUNG AG TO: FPT MOTOR RESEARCH S. P. A |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210701 Address after: Swiss Alban Patentee after: FPT MOTORENFORSCHUNG AG Patentee after: Fiat Power Technology (Chongqing) Co.,Ltd. Address before: Swiss Alban Patentee before: FPT MOTORENFORSCHUNG AG |
|
TR01 | Transfer of patent right |