CN105026714B - 尿素共轨 - Google Patents

尿素共轨 Download PDF

Info

Publication number
CN105026714B
CN105026714B CN201480010930.3A CN201480010930A CN105026714B CN 105026714 B CN105026714 B CN 105026714B CN 201480010930 A CN201480010930 A CN 201480010930A CN 105026714 B CN105026714 B CN 105026714B
Authority
CN
China
Prior art keywords
exhaust
treatment fluid
rail
exhaust treatment
common rail
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.)
Active
Application number
CN201480010930.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN105026714A (zh
Inventor
达纳·克雷格凌
迈克尔·戈林
郑贯宇
阿兰·布罗克曼
亚当·J·科特尔巴
蒂莫西·P·加德纳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tenneco Automotive Operating Co Inc
Original Assignee
Tenneco Automotive Operating Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tenneco Automotive Operating Co Inc filed Critical Tenneco Automotive Operating Co Inc
Priority to CN201710701873.9A priority Critical patent/CN107246303B/zh
Publication of CN105026714A publication Critical patent/CN105026714A/zh
Application granted granted Critical
Publication of CN105026714B publication Critical patent/CN105026714B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features having two or more purifying devices arranged in parallel
    • 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
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/02—Exhaust treating devices having provisions not otherwise provided for for cooling the 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
    • 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
    • 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
    • F01N2610/1433—Pumps
    • F01N2610/144—Control thereof
    • 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
    • F01N2610/1446—Means for damping of pressure fluctuations in the delivery system, e.g. by puffer volumes or throttling
    • 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
    • F01N2610/1466—Means for venting air out of conduits or tanks
    • 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
    • F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
    • 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
    • F01N2610/1486—Means to prevent the substance from freezing
    • 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
    • F01N2610/1493—Purging the reducing agent out of the conduits or nozzle
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2514—Self-proportioning flow systems
    • Y10T137/2541—With measuring type discharge assistant

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
CN201480010930.3A 2013-02-28 2014-02-14 尿素共轨 Active CN105026714B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710701873.9A CN107246303B (zh) 2013-02-28 2014-02-14 尿素共轨

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/780,279 US9222388B2 (en) 2013-02-28 2013-02-28 Urea common rail
US13/780,279 2013-02-28
PCT/US2014/016434 WO2014133785A1 (en) 2013-02-28 2014-02-14 Urea common rail

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201710701873.9A Division CN107246303B (zh) 2013-02-28 2014-02-14 尿素共轨

Publications (2)

Publication Number Publication Date
CN105026714A CN105026714A (zh) 2015-11-04
CN105026714B true CN105026714B (zh) 2018-04-17

Family

ID=51386901

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201480010930.3A Active CN105026714B (zh) 2013-02-28 2014-02-14 尿素共轨
CN201710701873.9A Active CN107246303B (zh) 2013-02-28 2014-02-14 尿素共轨

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201710701873.9A Active CN107246303B (zh) 2013-02-28 2014-02-14 尿素共轨

Country Status (7)

Country Link
US (2) US9222388B2 (enExample)
EP (1) EP2961954A4 (enExample)
JP (1) JP2016508580A (enExample)
KR (1) KR20150120525A (enExample)
CN (2) CN105026714B (enExample)
BR (1) BR112015020280A2 (enExample)
WO (1) WO2014133785A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9273581B2 (en) * 2013-10-24 2016-03-01 Continental Automotive Systems, Inc. Purge system for reductant delivery unit for a selective catalytic reduction system
WO2015188329A1 (en) 2014-06-11 2015-12-17 Tenneco Automotive Operating Company Inc. Fluid delivery system with line pressure control valve
CN105673171B (zh) 2014-11-21 2019-05-24 天纳克（苏州）排放系统有限公司 尾气后处理组件
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
WO2016078538A1 (zh) 2014-11-21 2016-05-26 天纳克（苏州）排放系统有限公司 共轨组件、尿素喷射系统及其应用
CN104763497B (zh) * 2015-03-11 2017-03-22 天纳克（苏州）排放系统有限公司 共轨组件、尿素喷射系统及其应用
CN204312169U (zh) 2014-12-16 2015-05-06 天纳克（苏州）排放系统有限公司 尿素喷射系统
JP6228159B2 (ja) * 2015-05-27 2017-11-08 トヨタ自動車株式会社 内燃機関の尿素水供給装置
WO2017050814A1 (en) * 2015-09-24 2017-03-30 Robert Bosch Gmbh Systems and methods for increasing diesel exhaust fluid delivery capacity
US9903247B2 (en) * 2015-12-31 2018-02-27 Cummins Emission Solutions Inc. Reductant apportionment for multi-dosing architectures
US10166509B2 (en) * 2016-07-29 2019-01-01 Robert Bosch Gmbh Systems and method for feed forward control of diesel exhaust fluid delivery systems
JP6574154B2 (ja) * 2016-09-16 2019-09-11 株式会社豊田自動織機 排気処理装置
EP3351760A1 (en) * 2017-01-18 2018-07-25 Winterthur Gas & Diesel Ltd. Propulsion system, method for reducing nox, ship comprising a propulsion system and control system for controlling the injection of a reducing agent
US10890091B2 (en) * 2017-10-26 2021-01-12 Cummins Emission Solutions Inc. Dosing module having removable dosing tray
US10619544B2 (en) 2018-03-27 2020-04-14 Cummins Emission Solutions Inc. Systems and methods for implementing compensation strategies for a dosing module having a removable dosing tray
CA3097966A1 (en) * 2018-05-09 2019-11-14 Wayne Fueling Systems Llc Fluid dispensing unit having a defrosting system
US11674424B2 (en) * 2021-10-08 2023-06-13 Cummins Emission Solutions Inc. Reductant tank assembly with multiple connection tank header

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6779339B1 (en) * 2003-05-02 2004-08-24 The United States Of America As Represented By The Environmental Protection Agency Method for NOx adsorber desulfation in a multi-path exhaust system
US7040290B2 (en) * 2003-10-27 2006-05-09 Hyundai Motor Company Common rail system
US20070017211A1 (en) * 2003-11-07 2007-01-25 Peugeot Citroen Automobiles Sa Auxiliary system for regenerating pollution control means incorporated into the exhaust line of a diesel engine for a motor vehicle
CN101103185A (zh) * 2005-01-17 2008-01-09 罗伯特·博世有限公司 排气后处理方法及其装置
JP2008286096A (ja) * 2007-05-17 2008-11-27 Denso Corp 内燃機関の排気後処理装置
JP2010285950A (ja) * 2009-06-12 2010-12-24 Toyota Motor Corp 還元剤供給システムの異常診断装置
JP4628392B2 (ja) * 2007-04-11 2011-02-09 株式会社日本自動車部品総合研究所 排ガス浄化装置
US20110138787A1 (en) * 2009-12-15 2011-06-16 Delphi Technologies, Inc. Liquid reductant dosing reservoir and method for its manufacture

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1260305A (en) * 1968-04-05 1972-01-12 Brico Eng Fuel injection systems for internal combustion engines
JP2850547B2 (ja) 1990-02-09 1999-01-27 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5339787A (en) 1993-02-26 1994-08-23 Westinghouse Electric Corporation Method and apparatus for distributing fuel in a diesel engine
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
US5809775A (en) * 1997-04-02 1998-09-22 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine by selective catalytic reduction utilizing solid reagents
DE19738859A1 (de) 1997-09-05 1999-03-11 Bosch Gmbh Robert Gemischabgabevorrichtung
US6125629A (en) * 1998-11-13 2000-10-03 Engelhard Corporation Staged reductant injection for improved NOx reduction
US6182444B1 (en) 1999-06-07 2001-02-06 Ford Global Technologies, Inc. Emission control system
JP2002068735A (ja) 2000-08-24 2002-03-08 Mitsubishi Heavy Ind Ltd アンモニアの発生方法及び燃焼排ガスの処理方法
US6820417B2 (en) * 2001-11-29 2004-11-23 Analytical Engineering, Inc. Exhaust aftertreatment system and method for an internal combustion engine
US7264785B2 (en) 2001-12-20 2007-09-04 Johnson Matthey Public Limited Company Selective catalytic reduction
DE10300298A1 (de) 2003-01-02 2004-07-15 Daimlerchrysler Ag Abgasnachbehandlungseinrichtung und -verfahren
CN100355488C (zh) 2003-05-07 2007-12-19 韩国高化环保技术有限公司 通过多次喷射还原氮氧化物的催化方法及其用法
DE10346220A1 (de) 2003-09-23 2005-04-14 Robert Bosch Gmbh Brennkraftmaschine mit Abgasnachbehandlungssystem
EP1704612A1 (en) * 2003-12-12 2006-09-27 Lg Electronics Inc. Fuel cell system and control method thereof
US6996975B2 (en) 2004-06-25 2006-02-14 Eaton Corporation Multistage reductant injection strategy for slipless, high efficiency selective catalytic reduction
DE102004054238A1 (de) 2004-11-10 2006-05-11 Robert Bosch Gmbh Dosiersystem sowie Verfahren zum Betreiben eines Dosiersystems
DE102005037639A1 (de) 2005-08-09 2007-02-15 Friedrich Boysen Gmbh & Co. Kg Vorrichtung und Verfahren zur Reinigung von Abgasen
DE102005040918A1 (de) 2005-08-30 2007-03-08 Robert Bosch Gmbh Kraftstoffeinspritzsystem mit verringerter Schadstoffemission
US7503168B2 (en) 2006-03-24 2009-03-17 Cumming Filtration Ip, Inc Apparatus, system, and method for particulate filter regeneration
US8499739B2 (en) * 2006-08-31 2013-08-06 Caterpillar Inc. Injector having tangentially oriented purge line
US7591132B2 (en) 2006-09-20 2009-09-22 Gm Global Technology Operations, Inc. Apparatus and method to inject a reductant into an exhaust gas feedstream
US8109077B2 (en) 2006-10-11 2012-02-07 Tenneco Automotive Operating Company Inc. Dual injector system for diesel emissions control
JP2008151094A (ja) * 2006-12-20 2008-07-03 Aisan Ind Co Ltd 内燃機関の排気浄化装置
US7958721B2 (en) 2007-06-29 2011-06-14 Caterpillar Inc. Regeneration system having integral purge and ignition device
EP2055925B1 (en) * 2007-11-05 2011-03-02 Delphi Technologies Holding S.à.r.l. Fuel injection metering valves
JP4629724B2 (ja) * 2007-12-20 2011-02-09 三菱自動車工業株式会社 インジェクタの取付け構造
DE102008012780B4 (de) 2008-03-05 2012-10-04 Hydraulik-Ring Gmbh Abgasnachbehandlungseinrichtung
JP5284722B2 (ja) 2008-08-20 2013-09-11 バブコック日立株式会社 排煙脱硝装置
CN101446219B (zh) 2008-10-31 2011-03-30 李定初 一种机动车减排消声器
US8171722B2 (en) 2008-12-05 2012-05-08 Caterpillar Inc. Fluid delivery system
US8904760B2 (en) * 2009-06-17 2014-12-09 GM Global Technology Operations LLC Exhaust gas treatment system including an HC-SCR and two-way catalyst and method of using the same
DE102009035940C5 (de) 2009-08-03 2017-04-20 Cummins Ltd. SCR-Abgasnachbehandlungseinrichtung
JP2011064069A (ja) 2009-09-15 2011-03-31 Toyota Industries Corp 排気ガス処理装置
US8381514B2 (en) 2010-02-17 2013-02-26 Tenneco Automotive Operating Company Inc. On-vehicle nitrogen oxide aftertreatment system
US20120020857A1 (en) * 2010-07-21 2012-01-26 Isada Raymond Upano Dosing system having recirculation heating and vacuum draining
US8943808B2 (en) * 2010-09-27 2015-02-03 Caterpillar Inc. Reductant dosing system
US9003783B2 (en) * 2010-09-30 2015-04-14 Electro-Motive Diesel, Inc. Burner arrangement for a two-stroke locomotive diesel engine having an exhaust aftertreatment system
WO2012078325A1 (en) 2010-12-07 2012-06-14 Cummins Intellectual Property, Inc. Multi-leg exhaust after-treatment system and method
DE102011077953A1 (de) * 2011-06-22 2012-12-27 Robert Bosch Gmbh Einspritzvorrichtung

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6779339B1 (en) * 2003-05-02 2004-08-24 The United States Of America As Represented By The Environmental Protection Agency Method for NOx adsorber desulfation in a multi-path exhaust system
US7040290B2 (en) * 2003-10-27 2006-05-09 Hyundai Motor Company Common rail system
US20070017211A1 (en) * 2003-11-07 2007-01-25 Peugeot Citroen Automobiles Sa Auxiliary system for regenerating pollution control means incorporated into the exhaust line of a diesel engine for a motor vehicle
CN101103185A (zh) * 2005-01-17 2008-01-09 罗伯特·博世有限公司 排气后处理方法及其装置
JP4628392B2 (ja) * 2007-04-11 2011-02-09 株式会社日本自動車部品総合研究所 排ガス浄化装置
JP2008286096A (ja) * 2007-05-17 2008-11-27 Denso Corp 内燃機関の排気後処理装置
JP2010285950A (ja) * 2009-06-12 2010-12-24 Toyota Motor Corp 還元剤供給システムの異常診断装置
US20110138787A1 (en) * 2009-12-15 2011-06-16 Delphi Technologies, Inc. Liquid reductant dosing reservoir and method for its manufacture

Also Published As

Publication number Publication date
CN107246303A (zh) 2017-10-13
US20160069235A1 (en) 2016-03-10
KR20150120525A (ko) 2015-10-27
US9222388B2 (en) 2015-12-29
CN105026714A (zh) 2015-11-04
BR112015020280A2 (pt) 2017-07-18
CN107246303B (zh) 2019-11-22
US20140238504A1 (en) 2014-08-28
WO2014133785A1 (en) 2014-09-04
EP2961954A4 (en) 2016-10-12
US9695722B2 (en) 2017-07-04
EP2961954A1 (en) 2016-01-06
JP2016508580A (ja) 2016-03-22

Similar Documents

Publication Publication Date Title
CN105026714B (zh) 尿素共轨
US9080487B2 (en) Reductant injection control system
EP2192280B1 (en) Thermal management of urea dosing components in an engine exhaust after-treatment system
CN104428503B (zh) 共轨试剂喷射系统
JP5786280B2 (ja) 尿素水温度センサの妥当性診断システム
US20130145749A1 (en) Fluid manifold for use in an scr dosing system
US20140260207A1 (en) Multi-Layer Liquid-Cooled Mount
US10180096B2 (en) Fluid delivery system with line pressure control valve
JP6501794B2 (ja) エンジンの排気浄化装置
KR101799949B1 (ko) 배기가스 처리 시스템 내에서 촉매 장치 상류에 우레아를 분배 및 저장하는 방법
US9670813B2 (en) Supply system for a medium into an exhaust system
JP4737143B2 (ja) 内燃機関の排気浄化装置
EP2273083A1 (en) Apparatus for maintening a urea solution in a liquid state for treatment of diesel exhaust
CN104781517A (zh) Scr模块
CN103827457B (zh) 误填充防止系统
JP7420044B2 (ja) 内燃機関の冷却システム
JP6593015B2 (ja) 内燃機関の排気ガス浄化システム及び内燃機関
JP5589552B2 (ja) Ｓｃｒシステム
JP2011241692A (ja) Ｓｃｒシステム

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant