FR2816986B1 - Dispositif d'alimentation en agent de reduction pour un moteur a combustion interne - Google Patents

Dispositif d'alimentation en agent de reduction pour un moteur a combustion interne

Info

Publication number
FR2816986B1
FR2816986B1 FR0114945A FR0114945A FR2816986B1 FR 2816986 B1 FR2816986 B1 FR 2816986B1 FR 0114945 A FR0114945 A FR 0114945A FR 0114945 A FR0114945 A FR 0114945A FR 2816986 B1 FR2816986 B1 FR 2816986B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
feeding device
reduction agent
agent feeding
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
FR0114945A
Other languages
English (en)
Other versions
FR2816986A1 (fr
Inventor
Kazuhiro Itoh
Shigeki Daido
Naohisa Oyama
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of FR2816986A1 publication Critical patent/FR2816986A1/fr
Application granted granted Critical
Publication of FR2816986B1 publication Critical patent/FR2816986B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F01N9/00—Electrical control of exhaust gas treating 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
    • 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]
    • 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
    • F01N3/36—Arrangements for supply of additional 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
    • 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
    • F01N2610/06—Adding substances to exhaust gases the substance being in the gaseous form
    • 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
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F01N2610/146—Control thereof, e.g. control of injectors or injection valves
    • 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
    • F01N2900/1808—Pressure
    • 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
    • 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
    • Y02T10/40—Engine management systems

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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR0114945A 2000-11-20 2001-11-19 Dispositif d'alimentation en agent de reduction pour un moteur a combustion interne Expired - Fee Related FR2816986B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000353057A JP3600522B2 (ja) 2000-11-20 2000-11-20 内燃機関の還元剤供給装置

Publications (2)

Publication Number Publication Date
FR2816986A1 FR2816986A1 (fr) 2002-05-24
FR2816986B1 true FR2816986B1 (fr) 2007-06-01

Family

ID=18825876

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0114945A Expired - Fee Related FR2816986B1 (fr) 2000-11-20 2001-11-19 Dispositif d'alimentation en agent de reduction pour un moteur a combustion interne

Country Status (3)

Country Link
JP (1) JP3600522B2 (fr)
DE (1) DE10156714B4 (fr)
FR (1) FR2816986B1 (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3861733B2 (ja) * 2002-04-04 2006-12-20 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3751962B2 (ja) * 2003-09-05 2006-03-08 日産ディーゼル工業株式会社 エンジンの排気浄化装置
US7614213B2 (en) 2003-09-19 2009-11-10 Nissan Diesel Motor Co., Ltd. Engine exhaust emission purification apparatus
EP2426328B1 (fr) 2003-09-19 2013-04-10 Nissan Diesel Motor Co., Ltd. Dispositif de purification de gaz d'échappement de moteur
JP3687916B2 (ja) 2003-10-28 2005-08-24 日産ディーゼル工業株式会社 エンジンの排気浄化装置
EP2383445B1 (fr) 2004-02-02 2012-12-19 Nissan Diesel Motor Co., Ltd. Appareil de purification d'émissions d'échappement pour moteur
EP1712754A4 (fr) 2004-02-02 2010-09-29 Nissan Diesel Motor Co Dispositif de purification des gaz d'echappement d'un moteur à combustion interne
EP1731882B1 (fr) 2004-03-29 2014-07-30 Nissan Diesel Motor Co., Ltd. Structure pour conteneur d'agent réducteur
JP4519497B2 (ja) * 2004-03-29 2010-08-04 Ｕｄトラックス株式会社 水位計取付構造
JP4137838B2 (ja) * 2004-04-30 2008-08-20 ボッシュ株式会社 排気ガス後処理装置用液体供給装置
JP3686670B1 (ja) * 2004-10-29 2005-08-24 日産ディーゼル工業株式会社 排気浄化装置
JP3714559B1 (ja) 2004-11-05 2005-11-09 日産ディーゼル工業株式会社 排気浄化装置
JP2006233936A (ja) * 2005-02-28 2006-09-07 Mitsubishi Fuso Truck & Bus Corp 内燃機関の排気浄化装置
JP4444165B2 (ja) 2005-06-10 2010-03-31 日産ディーゼル工業株式会社 エンジンの排気浄化装置
JP2007064182A (ja) * 2005-09-02 2007-03-15 Toyota Motor Corp 排気浄化装置
JP4533832B2 (ja) * 2005-10-19 2010-09-01 三菱重工業株式会社 排ガス浄化装置
ATE484659T1 (de) 2006-07-12 2010-10-15 Delphi Tech Holding Sarl Isolierte reagenzdosiervorrichtung
US7966811B2 (en) 2007-11-30 2011-06-28 Perkins Engines Company Limited Exhaust treatment system having a diverter valve
KR101316272B1 (ko) 2007-12-15 2013-10-08 현대자동차주식회사 카트리지식 선택적 촉매 환원 장치
JP4888480B2 (ja) * 2008-12-15 2012-02-29 株式会社デンソー 排気浄化システムの制御装置
DE102009012092A1 (de) 2009-03-06 2010-09-09 Man Nutzfahrzeuge Ag Verfahren zur Anpassung der Dosiermenge eines Reduktionsmittels zur selektiven katalytischen Reduktion
JP5346798B2 (ja) * 2009-12-25 2013-11-20 株式会社日本自動車部品総合研究所 排気浄化装置
JP5091977B2 (ja) * 2010-04-12 2012-12-05 三菱重工業株式会社 排ガス浄化装置
FR2975432A1 (fr) * 2011-05-20 2012-11-23 Peugeot Citroen Automobiles Sa Procede de controle d'un systeme de stockage d'un reactif gazeux destine au post-traitement des gaz d'echappement d'un moteur
EP2538051B1 (fr) * 2011-06-24 2015-04-22 Aaqius & Aaqius S.A. Procédé pour déterminer la quantité d'un agent réducteur dans un réservoir
EP2784279B1 (fr) 2011-11-22 2016-09-28 Toyota Jidosha Kabushiki Kaisha Dispositif de purification de gaz d'échappement pour moteur à combustion interne
US9222389B2 (en) 2012-02-02 2015-12-29 Cummins Inc. Systems and methods for controlling reductant delivery to an exhaust stream
WO2013117230A1 (fr) 2012-02-09 2013-08-15 Toyota Motor Europe Nv/Sa Injecteur d'agent de réduction
JP2013185511A (ja) * 2012-03-08 2013-09-19 Mitsubishi Motors Corp 内燃機関の排気浄化装置
FR2991595B1 (fr) * 2012-06-06 2014-08-08 Faurecia Systemes Dechappement Dispositif de stockage et d'alimentation en ammoniac, ligne d'echappement equipee d'un tel dispositif

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05272331A (ja) 1992-03-25 1993-10-19 Hino Motors Ltd 排ガス浄化装置およびその排ガス浄化装置に使用される還元剤供給方法および装置
US5809774A (en) * 1996-11-19 1998-09-22 Clean Diesel Technologies, Inc. System for fueling and feeding chemicals to internal combustion engines for NOx reduction
JP3580163B2 (ja) * 1998-06-04 2004-10-20 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19825148A1 (de) * 1998-06-05 1999-12-09 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zur Stickoxid-Reduktion mittels Harnstoff in mit Katalysatoren ausgerüsteten Abgasanlagen von Brennkraftmaschinen, insbesondere auf Kraftfahrzeugen

Also Published As

Publication number Publication date
FR2816986A1 (fr) 2002-05-24
DE10156714B4 (de) 2006-09-21
DE10156714A1 (de) 2002-06-27
JP3600522B2 (ja) 2004-12-15
JP2002155732A (ja) 2002-05-31

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Legal Events

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Effective date: 20140731