CN104819038B - 还原剂供应设备 - Google Patents

还原剂供应设备 Download PDF

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Publication number
CN104819038B
CN104819038B CN201510047981.XA CN201510047981A CN104819038B CN 104819038 B CN104819038 B CN 104819038B CN 201510047981 A CN201510047981 A CN 201510047981A CN 104819038 B CN104819038 B CN 104819038B
Authority
CN
China
Prior art keywords
fuel
temperature
reaction
reducing agent
air
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.)
Expired - Fee Related
Application number
CN201510047981.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN104819038A (zh
Inventor
衣川真澄
矢羽田茂人
樽泽祐季
野田惠司
细田真央
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of CN104819038A publication Critical patent/CN104819038A/zh
Application granted granted Critical
Publication of CN104819038B publication Critical patent/CN104819038B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01N3/0892—Electric or magnetic treatment, e.g. dissociation of noxious components
    • 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
    • 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
    • F01N2240/30—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 fuel reformer
    • 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
    • F01N2240/38—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 an ozone (O3) generator, e.g. for adding ozone after generation of ozone from air
    • 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
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • F01N2610/105—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
    • 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
    • F01N2900/18—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
    • F01N2900/1811—Temperature
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CN201510047981.XA 2014-01-30 2015-01-30 还原剂供应设备 Expired - Fee Related CN104819038B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014015933A JP6015684B2 (ja) 2014-01-30 2014-01-30 還元剤添加装置
JP2014-015933 2014-01-30

Publications (2)

Publication Number Publication Date
CN104819038A CN104819038A (zh) 2015-08-05
CN104819038B true CN104819038B (zh) 2018-12-11

Family

ID=53523050

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510047981.XA Expired - Fee Related CN104819038B (zh) 2014-01-30 2015-01-30 还原剂供应设备

Country Status (5)

Country Link
US (1) US9528410B2 (enExample)
JP (1) JP6015684B2 (enExample)
CN (1) CN104819038B (enExample)
DE (1) DE102015100203A1 (enExample)
FR (1) FR3016920B1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3446002B2 (ja) 1997-06-02 2003-09-16 Ｊｆｅスチール株式会社 表面外観およびプレス成形性に優れた塗装下地用薄鋼板の製造方法
JP6107748B2 (ja) * 2014-06-20 2017-04-05 株式会社デンソー 還元剤添加装置
JP6376088B2 (ja) * 2015-09-08 2018-08-22 株式会社デンソー オゾン供給装置
US10288017B1 (en) * 2017-10-25 2019-05-14 GM Global Technology Operations LLC Model based control to manage eDOC temperature

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101737134A (zh) * 2008-11-24 2010-06-16 通用汽车环球科技运作公司 贫燃发动机排气中的NOx还原用双床催化剂系统
CN103547774A (zh) * 2011-03-15 2014-01-29 日野自动车株式会社 废气净化装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3565035B2 (ja) * 1998-07-10 2004-09-15 三菱ふそうトラック・バス株式会社 燃焼排ガス用ＮＯｘ還元システム
JP3531489B2 (ja) * 1998-08-05 2004-05-31 三菱ふそうトラック・バス株式会社 燃焼排ガス用ＮＯ▲ｘ▼還元システム
JP3948255B2 (ja) * 2001-11-12 2007-07-25 株式会社デンソー 内燃機関の排気浄化装置
US20040098976A1 (en) * 2002-11-21 2004-05-27 Van Nieuwstadt Michiel J. Diesel aftertreatment systems
US7093429B1 (en) * 2005-06-01 2006-08-22 Gm Global Technology Operations Inc. Reforming diesel fuel for NOx reduction
JP2007100578A (ja) * 2005-10-04 2007-04-19 Toyota Motor Corp 内燃機関の排気浄化装置
JP2008069663A (ja) * 2006-09-12 2008-03-27 Toyota Motor Corp 内燃機関の排気浄化装置
US20100236223A1 (en) 2007-08-30 2010-09-23 Energy Conversion Technology As Exhaust gas apparatus and method for the regeneration of a nox trap and a particle filter
JP4803186B2 (ja) 2008-01-09 2011-10-26 トヨタ自動車株式会社 燃料改質装置
JP2009264320A (ja) * 2008-04-28 2009-11-12 Toyota Motor Corp 内燃機関の排気ガス浄化装置
JP2010249100A (ja) * 2009-04-20 2010-11-04 Toyota Motor Corp 内燃機関の排気浄化装置
JP5770585B2 (ja) * 2011-09-28 2015-08-26 本田技研工業株式会社 内燃機関の空燃比制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101737134A (zh) * 2008-11-24 2010-06-16 通用汽车环球科技运作公司 贫燃发动机排气中的NOx还原用双床催化剂系统
CN103547774A (zh) * 2011-03-15 2014-01-29 日野自动车株式会社 废气净化装置

Also Published As

Publication number Publication date
JP2015140792A (ja) 2015-08-03
US20150211400A1 (en) 2015-07-30
JP6015684B2 (ja) 2016-10-26
FR3016920B1 (fr) 2019-01-25
DE102015100203A1 (de) 2015-07-30
US9528410B2 (en) 2016-12-27
CN104819038A (zh) 2015-08-05
FR3016920A1 (enExample) 2015-07-31

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