FR2783280B1 - Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel - Google Patents

Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel

Info

Publication number
FR2783280B1
FR2783280B1 FR9811355A FR9811355A FR2783280B1 FR 2783280 B1 FR2783280 B1 FR 2783280B1 FR 9811355 A FR9811355 A FR 9811355A FR 9811355 A FR9811355 A FR 9811355A FR 2783280 B1 FR2783280 B1 FR 2783280B1
Authority
FR
France
Prior art keywords
purge
controlling
diesel engine
nitrogen oxides
exhaust line
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
FR9811355A
Other languages
English (en)
Other versions
FR2783280A1 (fr
Inventor
Pierre Blanche
Vincent Lauga
Laurent Philippe
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR9811355A priority Critical patent/FR2783280B1/fr
Priority to DE19941439A priority patent/DE19941439B4/de
Publication of FR2783280A1 publication Critical patent/FR2783280A1/fr
Application granted granted Critical
Publication of FR2783280B1 publication Critical patent/FR2783280B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/405—Multiple injections with post injections
    • 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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/0406—Layout of the intake air cooling or coolant circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
    • F02M26/10—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine having means to increase the pressure difference between the exhaust and intake system, e.g. venturis, variable geometry turbines, check valves using pressure pulsations or throttles in the air intake or exhaust system
    • 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
FR9811355A 1998-09-11 1998-09-11 Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel Expired - Fee Related FR2783280B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9811355A FR2783280B1 (fr) 1998-09-11 1998-09-11 Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel
DE19941439A DE19941439B4 (de) 1998-09-11 1999-08-31 Reinigungsverfahren für Stickoxide in einer Abgasleitung eines Dieselmotors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9811355A FR2783280B1 (fr) 1998-09-11 1998-09-11 Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel

Publications (2)

Publication Number Publication Date
FR2783280A1 FR2783280A1 (fr) 2000-03-17
FR2783280B1 true FR2783280B1 (fr) 2000-11-10

Family

ID=9530332

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9811355A Expired - Fee Related FR2783280B1 (fr) 1998-09-11 1998-09-11 Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel

Country Status (2)

Country Link
DE (1) DE19941439B4 (fr)
FR (1) FR2783280B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0013607D0 (en) 2000-06-06 2000-07-26 Johnson Matthey Plc Emission control
GB0021118D0 (en) * 2000-08-29 2000-10-11 Johnson Matthey Plc Exhaust system for lean-burn engines
US7832203B2 (en) 2001-10-27 2010-11-16 Johnson Matthey Public Limited Company Exhaust system for a lean burn internal combustion engine
GB0125890D0 (en) * 2001-10-27 2001-12-19 Johnson Matthey Plc Exhaust system for an internal combustion engine
DE10303085B4 (de) * 2002-01-28 2011-08-11 Toyota Jidosha Kabushiki Kaisha, Aichi-ken Abgassteuerungsvorrichtung und -verfahren eines Verbrennungsmotors
US7160832B2 (en) * 2003-06-16 2007-01-09 Umicore Ag & Co. Kg Catalyst system for generating carbon monoxide for use with automotive catalysts
EP1710407B1 (fr) * 2003-12-01 2008-03-26 Toyota Jidosha Kabushiki Kaisha Dispositif de purification d'emissions d'echappement pour moteur a auto-allumage
JP4204519B2 (ja) * 2004-06-14 2009-01-07 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5157739B2 (ja) * 2008-08-11 2013-03-06 日産自動車株式会社 排ガス浄化システム及びこれを用いた排ガス浄化方法
DE102009016097A1 (de) 2009-04-03 2010-10-07 Fev Motorentechnik Gmbh Abgasanlage eines Fahrzeugs mit einer Brennkraftmaschine und Verfahren zur Kühlung eines Abgasstroms in einem Abgasstrang eines Fahrzeugs
FR3029974B1 (fr) * 2014-12-16 2018-03-02 Renault S.A.S. Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe
JP6908147B1 (ja) * 2020-03-06 2021-07-21 栗田工業株式会社 排ガス処理システムおよび排ガス処理方法
CN111766076A (zh) * 2020-07-29 2020-10-13 江苏科技大学 一种用于模拟高原柴油机的台架装置
CN112943429B (zh) * 2021-02-05 2022-03-11 广西玉柴机器股份有限公司 一种避免空气影响的发动机后处理hc喷射系统诊断方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU650794B2 (en) * 1991-10-03 1994-06-30 Toyota Jidosha Kabushiki Kaisha Device for purifying exhaust of internal combustion engine
JPH06117228A (ja) * 1992-09-30 1994-04-26 Isuzu Motors Ltd ディーゼル機関の燃料噴射ポンプ
JP2914046B2 (ja) * 1992-10-01 1999-06-28 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3226122B2 (ja) * 1992-11-24 2001-11-05 マツダ株式会社 エンジンの排気浄化装置
JP2605579B2 (ja) * 1993-05-31 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19543219C1 (de) * 1995-11-20 1996-12-05 Daimler Benz Ag Verfahren zum Betreiben eines Dieselmotors
DE19636790A1 (de) * 1996-09-11 1998-03-12 Volkswagen Ag NOx-Abgasreinigungsverfahren
DE19640161A1 (de) * 1996-09-28 1998-04-02 Volkswagen Ag NOx-Abgasreinigungsverfahren
EP0844380B1 (fr) * 1996-11-22 2003-03-05 Denso Corporation Système et méthode de commande de l'émission des gaz, d'échappement pour moteurs à combustion interne
JPH10176528A (ja) * 1996-12-18 1998-06-30 Tokyo Gas Co Ltd 内燃機関の運転方法
JP3656354B2 (ja) * 1997-02-26 2005-06-08 トヨタ自動車株式会社 内燃機関の排気浄化装置
FR2772428B1 (fr) * 1997-12-12 2000-02-18 Renault Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne

Also Published As

Publication number Publication date
FR2783280A1 (fr) 2000-03-17
DE19941439A1 (de) 2000-03-16
DE19941439B4 (de) 2008-02-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20130531