FR2895461B1 - Dispositif d'injection d'eau et de gaz recircules - Google Patents

Dispositif d'injection d'eau et de gaz recircules

Info

Publication number
FR2895461B1
FR2895461B1 FR0553988A FR0553988A FR2895461B1 FR 2895461 B1 FR2895461 B1 FR 2895461B1 FR 0553988 A FR0553988 A FR 0553988A FR 0553988 A FR0553988 A FR 0553988A FR 2895461 B1 FR2895461 B1 FR 2895461B1
Authority
FR
France
Prior art keywords
injecting water
recirculated gases
recirculated
gases
injecting
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
FR0553988A
Other languages
English (en)
Other versions
FR2895461A1 (fr
Inventor
David Heitz
Sami Belhalfaoui
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 FR0553988A priority Critical patent/FR2895461B1/fr
Publication of FR2895461A1 publication Critical patent/FR2895461A1/fr
Application granted granted Critical
Publication of FR2895461B1 publication Critical patent/FR2895461B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/025—Adding water
    • F02M25/028—Adding water into the charge intakes
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
    • F02M25/0225—Water atomisers or mixers, e.g. using ultrasonic waves
    • 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
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/36—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for adding fluids other than exhaust gas to the recirculation passage; with reformers
    • 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
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
    • F02M26/44—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders in which a main EGR passage is branched into multiple passages
    • 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
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
    • F02M26/20—Feeding recirculated exhaust gases directly into the combustion chambers or into the intake runners
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
FR0553988A 2005-12-22 2005-12-22 Dispositif d'injection d'eau et de gaz recircules Expired - Fee Related FR2895461B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0553988A FR2895461B1 (fr) 2005-12-22 2005-12-22 Dispositif d'injection d'eau et de gaz recircules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0553988A FR2895461B1 (fr) 2005-12-22 2005-12-22 Dispositif d'injection d'eau et de gaz recircules

Publications (2)

Publication Number Publication Date
FR2895461A1 FR2895461A1 (fr) 2007-06-29
FR2895461B1 true FR2895461B1 (fr) 2008-01-25

Family

ID=37031215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0553988A Expired - Fee Related FR2895461B1 (fr) 2005-12-22 2005-12-22 Dispositif d'injection d'eau et de gaz recircules

Country Status (1)

Country Link
FR (1) FR2895461B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE552417T1 (de) * 2009-02-16 2012-04-15 Caterpillar Motoren Gmbh & Co Turbogeladener motor mit abgasrecycling
EP2466102A1 (fr) 2010-12-17 2012-06-20 Ecopra Dispositif de traitement d'un mélange gaz d'échappement/eau préalablement à son injection dans un moteur thermique et véhicule équipé d'un tel dispositif
FR3121184A1 (fr) 2021-03-27 2022-09-30 Ecopra Sas Appareil a prefiltre actif pour comburant fluide pour tout type de combustion et dispositif utilisant un carburant.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5785030A (en) * 1996-12-17 1998-07-28 Dry Systems Technologies Exhaust gas recirculation in internal combustion engines
US5875743A (en) * 1997-07-28 1999-03-02 Southwest Research Institute Apparatus and method for reducing emissions in a dual combustion mode diesel engine
US6637382B1 (en) * 2002-09-11 2003-10-28 Ford Global Technologies, Llc Turbocharger system for diesel engine

Also Published As

Publication number Publication date
FR2895461A1 (fr) 2007-06-29

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Legal Events

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Year of fee payment: 11

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Year of fee payment: 12

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ST Notification of lapse

Effective date: 20190906