CN102365435A - 用于向排气系统中输入还原剂的方法和相应的排气系统 - Google Patents
用于向排气系统中输入还原剂的方法和相应的排气系统 Download PDFInfo
- Publication number
- CN102365435A CN102365435A CN2010800150009A CN201080015000A CN102365435A CN 102365435 A CN102365435 A CN 102365435A CN 2010800150009 A CN2010800150009 A CN 2010800150009A CN 201080015000 A CN201080015000 A CN 201080015000A CN 102365435 A CN102365435 A CN 102365435A
- Authority
- CN
- China
- Prior art keywords
- reducing agent
- exhaust gas
- vent systems
- state
- flow path
- 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
Images
Classifications
-
- 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
- B01D53/9495—Controlling the catalytic process
-
- 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]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- 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
-
- 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
-
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- 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
-
- 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
- F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
-
- 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
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
- F01N2900/1402—Exhaust gas composition
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1602—Temperature of exhaust gas apparatus
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1622—Catalyst reducing agent absorption capacity or consumption amount
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1812—Flow rate
-
- 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
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009015419A DE102009015419A1 (de) | 2009-03-27 | 2009-03-27 | Verfahren zur Zufuhr von Reduktionsmittel in ein Abgassystem und entsprechendes Abgassystem |
DE102009015419.1 | 2009-03-27 | ||
PCT/EP2010/052314 WO2010108748A1 (de) | 2009-03-27 | 2010-02-24 | Verfahren zur zufuhr von reduktionsmittel in ein abgassystem und entsprechendes abgassystem |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102365435A true CN102365435A (zh) | 2012-02-29 |
CN102365435B CN102365435B (zh) | 2014-01-15 |
Family
ID=42154629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080015000.9A Active CN102365435B (zh) | 2009-03-27 | 2010-02-24 | 用于向排气系统中输入还原剂的方法和相应的排气系统 |
Country Status (8)
Country | Link |
---|---|
US (2) | US8470274B2 (zh) |
EP (1) | EP2411636B1 (zh) |
JP (1) | JP2012522158A (zh) |
KR (1) | KR101319232B1 (zh) |
CN (1) | CN102365435B (zh) |
DE (1) | DE102009015419A1 (zh) |
RU (1) | RU2531836C2 (zh) |
WO (1) | WO2010108748A1 (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103133097A (zh) * | 2013-02-26 | 2013-06-05 | 西安秦泰汽车配件有限公司 | 柴油发动机排气后处理用气液外混合式喷射系统及方法 |
CN103225533A (zh) * | 2012-01-26 | 2013-07-31 | 福特环球技术公司 | 尿素喷射 |
CN104603411A (zh) * | 2012-09-13 | 2015-05-06 | 株式会社小松制作所 | 废气处理装置、柴油发动机以及废气处理方法 |
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 |
CN114364866A (zh) * | 2019-07-15 | 2022-04-15 | 弗劳恩霍夫应用研究促进协会 | 废气后处理 |
CN115087794A (zh) * | 2020-03-06 | 2022-09-20 | 斯堪尼亚商用车有限公司 | 用于排气的选择性催化还原后处理过程的方法和控制布置 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9028783B2 (en) * | 2011-09-06 | 2015-05-12 | International Engine Intellectual Property Company, Llc. | Cold start startup unit for urea-based systems |
JP5979469B2 (ja) * | 2011-12-20 | 2016-08-24 | 三菱自動車工業株式会社 | 内燃機関の排ガス浄化装置及び浄化方法 |
JP5874968B2 (ja) * | 2011-12-21 | 2016-03-02 | 三菱自動車工業株式会社 | 内燃機関の排ガス浄化装置 |
US20150321145A1 (en) * | 2014-05-06 | 2015-11-12 | Southwest Research Institute | Internally Heated Urea Reactor/Injector For Use With SCR Emissions Control Device |
CN106414930B (zh) * | 2014-06-11 | 2019-06-25 | 天纳克汽车经营有限公司 | 带有管线压力控制阀的流体递送系统 |
DE102014108875A1 (de) * | 2014-06-25 | 2015-12-31 | Twintec Technologie Gmbh | Vorrichtung zur Erzeugung von Ammoniak |
EP3228839B1 (en) | 2014-11-21 | 2019-09-25 | Tenneco (Suzhou) Emission System Co.,Ltd. | Common rail assembly, urea injection system and application thereof |
CN105673154B (zh) | 2014-11-21 | 2019-11-08 | 天纳克(苏州)排放系统有限公司 | 共轨、该共轨的应用、尿素喷射系统及其控制方法 |
CN104667744B (zh) * | 2015-01-22 | 2020-08-04 | 汪家琳 | 利用过氧化钠净化内燃机尾气装置 |
US11585253B2 (en) | 2015-08-07 | 2023-02-21 | Cummins Emission Solutions Inc. | Converging liquid reductant injector nozzle in selective catalytic reduction systems |
US9702291B2 (en) | 2015-11-03 | 2017-07-11 | Tenneco Automotive Operating Company Inc. | Exhaust aftertreatment system with ammonia gas generator |
US10458302B2 (en) | 2015-08-20 | 2019-10-29 | Tenneco Automotive Operating Company Inc. | Exhaust aftertreatment system with ammonia gas generator |
US9790830B2 (en) | 2015-12-17 | 2017-10-17 | Tenneco Automotive Operating Company Inc. | Exhaust after-treatment system including electrolysis generated H2 and NH3 |
US10036291B2 (en) | 2016-01-20 | 2018-07-31 | Tenneco Automotive Operating Company Inc. | Exhaust after-treatment system including ammonia and hydrogen generation |
KR20170135093A (ko) * | 2016-05-30 | 2017-12-08 | 두산엔진주식회사 | 환원제 분해 시스템 |
DE112018003392T5 (de) | 2017-08-02 | 2020-03-19 | Robert Bosch Gmbh | Konzept von mehrfach-def-einspritzung zur reduzierung des risikos der ausbildung von festen ablagerungen in dieselnachbehandlungssystemen |
DE112018003424T5 (de) | 2017-08-02 | 2020-03-19 | Robert Bosch Gmbh | Def-einspritzungsstrategie für systeme mit mehrfacheinspritzung |
DE102017124276A1 (de) * | 2017-10-18 | 2019-04-18 | Eberspächer Exhaust Technology GmbH & Co. KG | Mischanordnung |
DE102018105514A1 (de) * | 2018-03-09 | 2019-09-12 | Oberland Mangold Gmbh | Verfahren und Vorrichtung zum Reduzieren der Stickoxide im Abgas eines Verbrennungsmotors |
FR3087836B1 (fr) * | 2018-10-26 | 2021-03-05 | Faurecia Systemes Dechappement | Injecteur pour injecter un agent reducteur gazeux dans un flux de gaz d’echappement, comprenant au moins un dispositif anti-reflux |
DE102019131556A1 (de) * | 2019-11-22 | 2021-05-27 | Eberspächer Exhaust Technology GmbH | Abgasheizer |
DE102020110869A1 (de) * | 2020-04-22 | 2021-10-28 | Purem GmbH | Abgasheizer |
US11459927B2 (en) * | 2020-11-30 | 2022-10-04 | Faurecia Emissions Control Technologies, Usa, Llc | Hybrid doser |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6125629A (en) * | 1998-11-13 | 2000-10-03 | Engelhard Corporation | Staged reductant injection for improved NOx reduction |
US6203770B1 (en) * | 1997-05-12 | 2001-03-20 | Clean Diesel Technologies, Inc. | Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction |
US20040098972A1 (en) * | 2002-11-21 | 2004-05-27 | Devesh Upadhyay | Diesel aftertreatment system |
US20080069750A1 (en) * | 2006-09-18 | 2008-03-20 | Christopher Oberski | Ammonia Vapor Storage and Purge System and Method |
CN101351628A (zh) * | 2005-12-29 | 2009-01-21 | 埃姆肯技术德国(奥格斯堡)有限责任公司 | 汽车排气装置和在汽车排气装置中的微粒过滤器再生方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0559942A (ja) * | 1991-08-29 | 1993-03-09 | Toyota Motor Corp | コールドhc吸着除去装置 |
DE19504183A1 (de) * | 1995-02-09 | 1996-08-14 | Eberspaecher J | Brenner zur thermischen Regeneration eines Partikelfilters in einem Abgasnachbehandlungssystem eines Verbrennungsmotors, insbesondere Dieselmotors |
US6361754B1 (en) * | 1997-03-27 | 2002-03-26 | Clean Diesel Technologies, Inc. | Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction |
JP4720054B2 (ja) * | 2001-09-11 | 2011-07-13 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP3855781B2 (ja) * | 2002-01-29 | 2006-12-13 | トヨタ自動車株式会社 | 還元剤供給装置 |
AU2003273138A1 (en) * | 2002-05-07 | 2003-12-12 | Extengine Transport Systems | Emission control system |
DE10243270A1 (de) * | 2002-09-18 | 2004-03-25 | Robert Bosch Gmbh | Abgasreinigungsanlage einer Brennkraftmaschine und Verfahren zur Reinigung deren Abgase |
DE10251472A1 (de) * | 2002-11-06 | 2004-05-19 | Robert Bosch Gmbh | Verfahren zur Nachbehandlung von Abgasen und Anordnung hierzu |
DE10256769B4 (de) * | 2002-12-05 | 2005-10-06 | Zeuna-Stärker GmbH & Co KG | Kraftfahrzeug mit einem Diesel-Antriebsmotor |
JP4238598B2 (ja) * | 2003-02-26 | 2009-03-18 | 三菱ふそうトラック・バス株式会社 | 内燃機関のNOx浄化装置 |
JP4599989B2 (ja) * | 2004-10-28 | 2010-12-15 | 日立造船株式会社 | アンモニアの製造方法および脱硝方法 |
JP4430524B2 (ja) * | 2004-12-14 | 2010-03-10 | 株式会社日立製作所 | エンジン用排気処理装置および処理方法 |
JP2007032472A (ja) * | 2005-07-28 | 2007-02-08 | Hitachi Ltd | 尿素水を用いた排気処理装置 |
DE102006023145A1 (de) * | 2006-05-16 | 2007-11-22 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Aufbereitung des Abgases einer Verbrennungskraftmaschine |
DE102006023146A1 (de) * | 2006-05-16 | 2007-11-22 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zum Bereitstellen eines gasförmigen Stoffgemisches |
DE102006023147A1 (de) | 2006-05-16 | 2008-01-10 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zum Bereitstellen eines gasförmigen Stoffgemisches |
JP2007327377A (ja) * | 2006-06-07 | 2007-12-20 | Hitachi Ltd | 排気ガス浄化装置 |
JP4646934B2 (ja) | 2007-03-01 | 2011-03-09 | 株式会社日立ハイテクノロジーズ | エンジンの排気処理装置及びこれを用いたエンジンの排気処理方法 |
US8201394B2 (en) * | 2008-04-30 | 2012-06-19 | Cummins Ip, Inc. | Apparatus, system, and method for NOx signal correction in feedback controls of an SCR system |
US20090301064A1 (en) * | 2008-06-05 | 2009-12-10 | Eugen Maier | Urea pump assembly for an exhaust gas treatment system |
US7963173B2 (en) * | 2009-05-04 | 2011-06-21 | Rosemount Inc. | Magnetic flowmeter for measuring flow |
-
2009
- 2009-03-27 DE DE102009015419A patent/DE102009015419A1/de not_active Withdrawn
-
2010
- 2010-02-24 WO PCT/EP2010/052314 patent/WO2010108748A1/de active Application Filing
- 2010-02-24 EP EP10705595.6A patent/EP2411636B1/de active Active
- 2010-02-24 JP JP2012501216A patent/JP2012522158A/ja active Pending
- 2010-02-24 KR KR1020117024902A patent/KR101319232B1/ko active IP Right Grant
- 2010-02-24 CN CN201080015000.9A patent/CN102365435B/zh active Active
- 2010-02-24 RU RU2011142814/06A patent/RU2531836C2/ru active
-
2011
- 2011-09-27 US US13/245,997 patent/US8470274B2/en active Active
-
2013
- 2013-05-29 US US13/904,081 patent/US9375682B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6203770B1 (en) * | 1997-05-12 | 2001-03-20 | Clean Diesel Technologies, Inc. | Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction |
US6125629A (en) * | 1998-11-13 | 2000-10-03 | Engelhard Corporation | Staged reductant injection for improved NOx reduction |
US20040098972A1 (en) * | 2002-11-21 | 2004-05-27 | Devesh Upadhyay | Diesel aftertreatment system |
CN101351628A (zh) * | 2005-12-29 | 2009-01-21 | 埃姆肯技术德国(奥格斯堡)有限责任公司 | 汽车排气装置和在汽车排气装置中的微粒过滤器再生方法 |
US20080069750A1 (en) * | 2006-09-18 | 2008-03-20 | Christopher Oberski | Ammonia Vapor Storage and Purge System and Method |
CN101149008A (zh) * | 2006-09-18 | 2008-03-26 | 福特环球技术公司 | 氨蒸汽存储和排放系统和方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103225533A (zh) * | 2012-01-26 | 2013-07-31 | 福特环球技术公司 | 尿素喷射 |
CN104603411A (zh) * | 2012-09-13 | 2015-05-06 | 株式会社小松制作所 | 废气处理装置、柴油发动机以及废气处理方法 |
US9539546B2 (en) | 2012-09-13 | 2017-01-10 | Komatsu Ltd. | Exhaust gas processing device, diesel engine, and exhaust gas processing method |
CN104603411B (zh) * | 2012-09-13 | 2017-04-12 | 株式会社小松制作所 | 废气处理装置、柴油发动机以及废气处理方法 |
CN103133097A (zh) * | 2013-02-26 | 2013-06-05 | 西安秦泰汽车配件有限公司 | 柴油发动机排气后处理用气液外混合式喷射系统及方法 |
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 |
CN114364866A (zh) * | 2019-07-15 | 2022-04-15 | 弗劳恩霍夫应用研究促进协会 | 废气后处理 |
CN115087794A (zh) * | 2020-03-06 | 2022-09-20 | 斯堪尼亚商用车有限公司 | 用于排气的选择性催化还原后处理过程的方法和控制布置 |
Also Published As
Publication number | Publication date |
---|---|
US9375682B2 (en) | 2016-06-28 |
EP2411636B1 (de) | 2015-01-21 |
US8470274B2 (en) | 2013-06-25 |
RU2531836C2 (ru) | 2014-10-27 |
EP2411636A1 (de) | 2012-02-01 |
JP2012522158A (ja) | 2012-09-20 |
US20130259751A1 (en) | 2013-10-03 |
DE102009015419A1 (de) | 2010-09-30 |
WO2010108748A1 (de) | 2010-09-30 |
KR101319232B1 (ko) | 2013-10-16 |
KR20110136872A (ko) | 2011-12-21 |
CN102365435B (zh) | 2014-01-15 |
US20120039779A1 (en) | 2012-02-16 |
RU2011142814A (ru) | 2013-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102365435B (zh) | 用于向排气系统中输入还原剂的方法和相应的排气系统 | |
CN101443096B (zh) | 用于制备气体混合物的方法和装置 | |
KR101890839B1 (ko) | 배기가스 스트림 처리 방법 및 배기가스 처리 시스템 | |
JP4262522B2 (ja) | エンジン用排気ガス処理装置および排気ガス処理方法 | |
US6969492B1 (en) | Exhaust-gas cleaning system with nitrogen oxide reduction and with the addition of reducing agent | |
KR102097093B1 (ko) | 배기 처리 시스템 및 배기가스 스트림 처리 방법 | |
CA2840271C (en) | Ammonia gas generator for generating ammonia for reducing nitrogen oxides in exhaust | |
US20110131958A1 (en) | System and method for mitigating potential for formation of urea deposits in an engine exhaust system during cold ambient conditions | |
CN101395350A (zh) | 用于降低内燃机废气中氮氧化物的设备 | |
JP4430524B2 (ja) | エンジン用排気処理装置および処理方法 | |
CN103912352A (zh) | 固态选择性催化还原系统(sscr)氨气流量精细控制装置 | |
CN101994553A (zh) | 尿素喷射控制方法 | |
CN101443097A (zh) | 用于制备气体混合物的方法和装置 | |
CN101539048B (zh) | 具有排气系统的内燃机 | |
US11300025B2 (en) | Systems and methods for reducing reductant deposit formation in a decomposition reactor of an exhaust gas aftertreatment system for an internal combustion engine | |
KR101476757B1 (ko) | 배기가스 정화 시스템 | |
KR102004477B1 (ko) | 선박 배연탈질 시스템 | |
CN108301905B (zh) | 氨气尿素双喷射系统及其控制方法 | |
US11753979B2 (en) | Systems and methods for generating ammonia | |
Huthwohl et al. | A new Approach in AdBlue Dosing to Improve Performance and Durability of SCR Systems for the Use in Passenger Cars up to Heavy Duty Vehicles | |
KR20140003132U (ko) | 선택적 촉매 환원 반응용 우레아 가수분해 장치 | |
CN205117459U (zh) | 一种柴油车过滤器用氨气发生装置 | |
US20220259998A1 (en) | Device and method for exhaust gas post treatment and use thereof | |
CN202220647U (zh) | 一种柴油机scr高效雾化装置 | |
US20220082040A1 (en) | Lance injector assembly with heating element |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: German Lohmar Patentee after: Mainland Yimi Tech Co.,Ltd. Address before: German Lohmar Patentee before: EMITEC GESELLSCHAFT FuR EMISSIONSTECHNOLOGIE MBH |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230925 Address after: Regensburg, Germany Patentee after: WeiPai Technology Co.,Ltd. Address before: Hannover Patentee before: CONTINENTAL AUTOMOTIVE GmbH Effective date of registration: 20230925 Address after: Hannover Patentee after: CONTINENTAL AUTOMOTIVE GmbH Address before: German Lohmar Patentee before: Mainland Yimi Tech Co.,Ltd. |
|
TR01 | Transfer of patent right |