FR3016920A1 - - Google Patents

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Publication number
FR3016920A1
FR3016920A1 FR1550642A FR1550642A FR3016920A1 FR 3016920 A1 FR3016920 A1 FR 3016920A1 FR 1550642 A FR1550642 A FR 1550642A FR 1550642 A FR1550642 A FR 1550642A FR 3016920 A1 FR3016920 A1 FR 3016920A1
Authority
FR
France
Prior art keywords
fuel
temperature
reducing agent
reaction
equivalent ratio
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
Application number
FR1550642A
Other languages
English (en)
French (fr)
Other versions
FR3016920B1 (fr
Inventor
Masumi Kinugawa
Shigeto Yahata
Yuuki Tarusawa
Keiji Noda
Mao Hosoda
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 FR3016920A1 publication Critical patent/FR3016920A1/fr
Application granted granted Critical
Publication of FR3016920B1 publication Critical patent/FR3016920B1/fr
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)
FR1550642A 2014-01-30 2015-01-28 Dispositif de fourniture d'un agent reducteur Expired - Fee Related FR3016920B1 (fr)

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
JP201415933 2014-01-30

Publications (2)

Publication Number Publication Date
FR3016920A1 true FR3016920A1 (enExample) 2015-07-31
FR3016920B1 FR3016920B1 (fr) 2019-01-25

Family

ID=53523050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1550642A Expired - Fee Related FR3016920B1 (fr) 2014-01-30 2015-01-28 Dispositif de fourniture d'un agent reducteur

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

Family Cites Families (14)

* 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
US8099951B2 (en) * 2008-11-24 2012-01-24 GM Global Technology Operations LLC Dual bed catalyst system for NOx reduction in lean-burn engine exhaust
JP2010249100A (ja) * 2009-04-20 2010-11-04 Toyota Motor Corp 内燃機関の排気浄化装置
EP2687694A4 (en) * 2011-03-15 2015-04-22 Hino Motors Ltd EMISSION CONTROL DEVICE
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

Also Published As

Publication number Publication date
JP2015140792A (ja) 2015-08-03
US20150211400A1 (en) 2015-07-30
JP6015684B2 (ja) 2016-10-26
CN104819038B (zh) 2018-12-11
FR3016920B1 (fr) 2019-01-25
DE102015100203A1 (de) 2015-07-30
US9528410B2 (en) 2016-12-27
CN104819038A (zh) 2015-08-05

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