WO2009034833A1 - 内燃機関の排気ガス浄化装置用尿素水配管構造 - Google Patents

内燃機関の排気ガス浄化装置用尿素水配管構造 Download PDF

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Publication number
WO2009034833A1
WO2009034833A1 PCT/JP2008/065181 JP2008065181W WO2009034833A1 WO 2009034833 A1 WO2009034833 A1 WO 2009034833A1 JP 2008065181 W JP2008065181 W JP 2008065181W WO 2009034833 A1 WO2009034833 A1 WO 2009034833A1
Authority
WO
WIPO (PCT)
Prior art keywords
urea water
purification device
exhaust purification
internal combustion
combustion engine
Prior art date
Application number
PCT/JP2008/065181
Other languages
English (en)
French (fr)
Inventor
Haruo Nishihara
Hiroyuki Nishizawa
Hiroaki Kondo
Original Assignee
Usui Kokusai Sangyo Kaisha Limited
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 Usui Kokusai Sangyo Kaisha Limited filed Critical Usui Kokusai Sangyo Kaisha Limited
Publication of WO2009034833A1 publication Critical patent/WO2009034833A1/ja

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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]
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9431—Processes characterised by a specific device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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
    • F01N2240/02—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 heat exchanger
    • 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
    • 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
    • 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)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

【課題】　排気ガス中のＮＯｘを尿素水により還元浄化する内燃機関の排気ガス浄化装置における尿素水の凍結を効果的に防止するための尿素水配管構造の提供。 【解決手段】　配管内の尿素水をエンジン冷却液により加熱する方式の排気ガス浄化装置において、前記尿素水配管の外周にエンジン冷却液配管を配置した二重管構造となしたことを特徴とする。
PCT/JP2008/065181 2007-09-10 2008-08-26 内燃機関の排気ガス浄化装置用尿素水配管構造 WO2009034833A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007234694A JP2009068348A (ja) 2007-09-10 2007-09-10 内燃機関の排気ガス浄化装置用尿素水配管構造
JP2007-234694 2007-09-10

Publications (1)

Publication Number Publication Date
WO2009034833A1 true WO2009034833A1 (ja) 2009-03-19

Family

ID=40451844

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/065181 WO2009034833A1 (ja) 2007-09-10 2008-08-26 内燃機関の排気ガス浄化装置用尿素水配管構造

Country Status (2)

Country Link
JP (1) JP2009068348A (ja)
WO (1) WO2009034833A1 (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103228881A (zh) * 2010-10-14 2013-07-31 三菱重工业株式会社 船舶用scr还原剂供给系统
CN104321504A (zh) * 2013-12-27 2015-01-28 株式会社小松制作所 作业车辆
US20150259878A1 (en) * 2014-03-17 2015-09-17 Hitachi Construction Machinery Co., Ltd. Construction Machine
EP3150813A1 (en) * 2015-09-30 2017-04-05 Plastic Omnium Advanced Innovation and Research Feed line system for a vehicle system
EP3239638A1 (en) * 2016-04-27 2017-11-01 Valeo Japan Co., Ltd. Double pipe
WO2018117929A1 (en) * 2016-12-22 2018-06-28 Scania Cv Ab Arrangement for heating reducing agent line as well as coupling part and vehicle comprising the arrangement
US11306637B1 (en) * 2020-11-06 2022-04-19 Kenneth Lee Demmith Heat transfer device, system and method to boost fuel economy in diesel powered vehicles

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101509689B1 (ko) 2011-07-01 2015-04-08 현대자동차 주식회사 배기 가스 정화 장치 및 이를 포함하는 배기 장치
EP2653770B1 (de) * 2012-04-20 2018-07-25 TI Automotive (Heidelberg) GmbH Verbinder, insbesondere Schnellverbinder
CN103046986B (zh) * 2012-12-26 2016-08-10 潍柴动力股份有限公司 一种scr系统及其尿素加热装置、尿素加热方法
KR101760085B1 (ko) 2016-09-21 2017-07-20 한일튜브(주) 요소수라인 냉각유닛 및 이를 구비한 냉각수 공급장치
JP7372819B2 (ja) 2019-11-20 2023-11-01 大陽日酸エンジニアリング株式会社 ガス配管

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49117555U (ja) * 1973-02-02 1974-10-08
JP2001159377A (ja) * 1999-10-26 2001-06-12 Senior Flexonics Automotive Ltd 排気ガス再循環冷却器
JP2004053107A (ja) * 2002-07-19 2004-02-19 Sankei Giken Kogyo Co Ltd Ｅｇｒガス冷却装置
JP2005055064A (ja) * 2003-08-04 2005-03-03 Toyo Radiator Co Ltd 二重管型熱交換器およびその製造方法
JP2005127318A (ja) * 2003-09-19 2005-05-19 Nissan Diesel Motor Co Ltd エンジンの排気浄化装置
JP2005325766A (ja) * 2004-05-14 2005-11-24 Nissan Motor Co Ltd Ｅｇｒ冷却装置
JP2006046846A (ja) * 2004-08-06 2006-02-16 Matsumoto Jukogyo Kk ２重管式熱交換器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49117555U (ja) * 1973-02-02 1974-10-08
JP2001159377A (ja) * 1999-10-26 2001-06-12 Senior Flexonics Automotive Ltd 排気ガス再循環冷却器
JP2004053107A (ja) * 2002-07-19 2004-02-19 Sankei Giken Kogyo Co Ltd Ｅｇｒガス冷却装置
JP2005055064A (ja) * 2003-08-04 2005-03-03 Toyo Radiator Co Ltd 二重管型熱交換器およびその製造方法
JP2005127318A (ja) * 2003-09-19 2005-05-19 Nissan Diesel Motor Co Ltd エンジンの排気浄化装置
JP2005325766A (ja) * 2004-05-14 2005-11-24 Nissan Motor Co Ltd Ｅｇｒ冷却装置
JP2006046846A (ja) * 2004-08-06 2006-02-16 Matsumoto Jukogyo Kk ２重管式熱交換器

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103228881A (zh) * 2010-10-14 2013-07-31 三菱重工业株式会社 船舶用scr还原剂供给系统
EP2628911A1 (en) * 2010-10-14 2013-08-21 Mitsubishi Heavy Industries, Ltd. Scr reduction agent maritime supply system
EP2628911A4 (en) * 2010-10-14 2014-05-14 Mitsubishi Heavy Ind Ltd UNDERWATER FEEDING SYSTEM FOR A SCR REDUCING AGENT
CN103228881B (zh) * 2010-10-14 2016-08-24 三菱重工业株式会社 船舶用scr还原剂供给系统、船舶用废气脱硝装置以及船舶
CN104321504A (zh) * 2013-12-27 2015-01-28 株式会社小松制作所 作业车辆
CN104321504B (zh) * 2013-12-27 2015-10-21 株式会社小松制作所 作业车辆
US20150259878A1 (en) * 2014-03-17 2015-09-17 Hitachi Construction Machinery Co., Ltd. Construction Machine
EP3150813A1 (en) * 2015-09-30 2017-04-05 Plastic Omnium Advanced Innovation and Research Feed line system for a vehicle system
WO2017055578A1 (en) * 2015-09-30 2017-04-06 Plastic Omnium Advanced Innovation And Research Feed line system for a vehicle system
EP3239638A1 (en) * 2016-04-27 2017-11-01 Valeo Japan Co., Ltd. Double pipe
WO2018117929A1 (en) * 2016-12-22 2018-06-28 Scania Cv Ab Arrangement for heating reducing agent line as well as coupling part and vehicle comprising the arrangement
US11306637B1 (en) * 2020-11-06 2022-04-19 Kenneth Lee Demmith Heat transfer device, system and method to boost fuel economy in diesel powered vehicles

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Publication number Publication date
JP2009068348A (ja) 2009-04-02

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