FR2804997B1 - Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote - Google Patents

Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote

Info

Publication number
FR2804997B1
FR2804997B1 FR0001707A FR0001707A FR2804997B1 FR 2804997 B1 FR2804997 B1 FR 2804997B1 FR 0001707 A FR0001707 A FR 0001707A FR 0001707 A FR0001707 A FR 0001707A FR 2804997 B1 FR2804997 B1 FR 2804997B1
Authority
FR
France
Prior art keywords
regeneration
fuel injection
nitrogen oxide
injection process
oxide trap
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
FR0001707A
Other languages
English (en)
Other versions
FR2804997A1 (fr
Inventor
Pierre Blanche
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 FR0001707A priority Critical patent/FR2804997B1/fr
Priority to PCT/FR2001/000377 priority patent/WO2001059269A2/fr
Priority to EP01907743A priority patent/EP1254303A2/fr
Publication of FR2804997A1 publication Critical patent/FR2804997A1/fr
Application granted granted Critical
Publication of FR2804997B1 publication Critical patent/FR2804997B1/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
    • 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
    • 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
    • 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
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR0001707A 2000-02-11 2000-02-11 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote Expired - Fee Related FR2804997B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0001707A FR2804997B1 (fr) 2000-02-11 2000-02-11 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote
PCT/FR2001/000377 WO2001059269A2 (fr) 2000-02-11 2001-02-09 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote
EP01907743A EP1254303A2 (fr) 2000-02-11 2001-02-09 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001707A FR2804997B1 (fr) 2000-02-11 2000-02-11 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote

Publications (2)

Publication Number Publication Date
FR2804997A1 FR2804997A1 (fr) 2001-08-17
FR2804997B1 true FR2804997B1 (fr) 2002-07-26

Family

ID=8846897

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0001707A Expired - Fee Related FR2804997B1 (fr) 2000-02-11 2000-02-11 Procede d'injection de carburant pour la regeneration d'un piege a oxydes d'azote

Country Status (3)

Country Link
EP (1) EP1254303A2 (fr)
FR (1) FR2804997B1 (fr)
WO (1) WO2001059269A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2856432B1 (fr) * 2003-06-23 2005-09-30 Renault Sa Procede de controle d'un systeme de motorisation a moteur diesel et piege a oxydes d'azote

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3557842B2 (ja) * 1997-04-07 2004-08-25 トヨタ自動車株式会社 内燃機関の触媒再生装置
JP3569120B2 (ja) * 1997-12-25 2004-09-22 トヨタ自動車株式会社 希薄燃焼内燃機関の燃焼制御装置
JPH11247650A (ja) * 1998-03-04 1999-09-14 Honda Motor Co Ltd 内燃機関の排気浄化装置
JP3965770B2 (ja) * 1998-04-24 2007-08-29 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3104692B2 (ja) * 1998-11-13 2000-10-30 トヨタ自動車株式会社 内燃機関

Also Published As

Publication number Publication date
EP1254303A2 (fr) 2002-11-06
WO2001059269A3 (fr) 2002-04-04
FR2804997A1 (fr) 2001-08-17
WO2001059269A2 (fr) 2001-08-16

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Legal Events

Date Code Title Description
TP Transmission of property
PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

ST Notification of lapse

Effective date: 20181031