FR2881182B1 - Moteur a combustion interne a injection directe, et vehicule correspondant - Google Patents

Moteur a combustion interne a injection directe, et vehicule correspondant

Info

Publication number
FR2881182B1
FR2881182B1 FR0500681A FR0500681A FR2881182B1 FR 2881182 B1 FR2881182 B1 FR 2881182B1 FR 0500681 A FR0500681 A FR 0500681A FR 0500681 A FR0500681 A FR 0500681A FR 2881182 B1 FR2881182 B1 FR 2881182B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
direct injection
corresponding vehicle
vehicle
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
FR0500681A
Other languages
English (en)
Other versions
FR2881182A1 (fr
Inventor
Bertrand Maunoury
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0500681A priority Critical patent/FR2881182B1/fr
Publication of FR2881182A1 publication Critical patent/FR2881182A1/fr
Application granted granted Critical
Publication of FR2881182B1 publication Critical patent/FR2881182B1/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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0648—Means or methods to improve the spray dispersion, evaporation or ignition
    • F02B23/0651—Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/102—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the spark plug being placed offset the cylinder centre axis
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/48—Tumble motion in gas movement in cylinder
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • F02B23/0621—Squish flow
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0636—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space having a substantially flat and horizontal bottom
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • 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)
  • Dispersion Chemistry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR0500681A 2005-01-21 2005-01-21 Moteur a combustion interne a injection directe, et vehicule correspondant Expired - Fee Related FR2881182B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0500681A FR2881182B1 (fr) 2005-01-21 2005-01-21 Moteur a combustion interne a injection directe, et vehicule correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0500681A FR2881182B1 (fr) 2005-01-21 2005-01-21 Moteur a combustion interne a injection directe, et vehicule correspondant

Publications (2)

Publication Number Publication Date
FR2881182A1 FR2881182A1 (fr) 2006-07-28
FR2881182B1 true FR2881182B1 (fr) 2007-04-20

Family

ID=34953680

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0500681A Expired - Fee Related FR2881182B1 (fr) 2005-01-21 2005-01-21 Moteur a combustion interne a injection directe, et vehicule correspondant

Country Status (1)

Country Link
FR (1) FR2881182B1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101918691B (zh) * 2007-12-19 2013-03-06 雷诺股份公司 用于直接喷射增压式内燃机的燃烧室
RU2490486C2 (ru) * 2007-12-19 2013-08-20 Рено С.А.С. Камера сгорания для теплового двигателя с прямым вспрыском и с наддувом

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2925602A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion dissymetrique pour moteur thermique
FR2925606A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion dissymetrique pour moteur thermique
FR2925601A1 (fr) 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique
FR2925605A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique suralimente a injection directe
FR2958977B1 (fr) * 2010-04-15 2013-02-15 Peugeot Citroen Automobiles Sa Piston pour chambre de combustion de moteur diesel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB751585A (en) * 1953-10-08 1956-06-27 Schweizerische Lokomotiv Improvements in or relating to internal combustion engines of the fuel injection type
JPS60119323A (ja) * 1983-12-01 1985-06-26 Nissan Motor Co Ltd 直噴式ディ−ゼル機関の燃焼室構造
EP1217186B1 (fr) * 2000-12-20 2015-07-29 Institut Français du Pétrole Moteur à injection directe pourvu d'un faible angle de nappe et procédés permettant d'utiliser un tel moteur
JP2002349267A (ja) * 2001-05-28 2002-12-04 Isuzu Motors Ltd ディーゼルエンジンの燃焼システム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101918691B (zh) * 2007-12-19 2013-03-06 雷诺股份公司 用于直接喷射增压式内燃机的燃烧室
RU2490486C2 (ru) * 2007-12-19 2013-08-20 Рено С.А.С. Камера сгорания для теплового двигателя с прямым вспрыском и с наддувом

Also Published As

Publication number Publication date
FR2881182A1 (fr) 2006-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110930