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FR2818325B1 - Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur - Google Patents

Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur

Info

Publication number
FR2818325B1
FR2818325B1 FR0110213A FR0110213A FR2818325B1 FR 2818325 B1 FR2818325 B1 FR 2818325B1 FR 0110213 A FR0110213 A FR 0110213A FR 0110213 A FR0110213 A FR 0110213A FR 2818325 B1 FR2818325 B1 FR 2818325B1
Authority
FR
France
Prior art keywords
engine
methods
direct injection
low core
core angle
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
FR0110213A
Other languages
English (en)
Other versions
FR2818325A1 (fr
Inventor
Bertrand Gatellier
Bruno Walter
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR0110213A priority Critical patent/FR2818325B1/fr
Priority to EP01403279.1A priority patent/EP1217186B1/fr
Priority to KR1020010081033A priority patent/KR100801117B1/ko
Priority to US10/022,218 priority patent/US6640772B2/en
Priority to JP2001388111A priority patent/JP2002227650A/ja
Publication of FR2818325A1 publication Critical patent/FR2818325A1/fr
Application granted granted Critical
Publication of FR2818325B1 publication Critical patent/FR2818325B1/fr
Priority to KR1020070124959A priority patent/KR20070118219A/ko
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
    • 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
    • F02B23/0696—W-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 wall
    • 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
    • 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
    • F02B23/101—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 injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts
    • 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
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/12—Engines characterised by fuel-air mixture compression with compression ignition
    • 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
    • F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
    • F02B17/005—Engines characterised by means for effecting stratification of charge in cylinders having direct injection in the combustion chamber
    • 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
    • F02B75/00—Other engines
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • 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
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02B23/0645—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F2001/244—Arrangement of valve stems in cylinder heads
    • F02F2001/247—Arrangement of valve stems in cylinder heads the valve stems being orientated in parallel with the cylinder axis
    • 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)
  • Fuel-Injection Apparatus (AREA)
FR0110213A 2000-12-20 2001-07-30 Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur Expired - Fee Related FR2818325B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0110213A FR2818325B1 (fr) 2001-07-30 2001-07-30 Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur
EP01403279.1A EP1217186B1 (fr) 2000-12-20 2001-12-18 Moteur à injection directe pourvu d'un faible angle de nappe et procédés permettant d'utiliser un tel moteur
KR1020010081033A KR100801117B1 (ko) 2000-12-20 2001-12-19 냅 각도가 작은 직접 분사식 내연 기관 및 이를 사용하기위한 방법
US10/022,218 US6640772B2 (en) 2000-12-20 2001-12-20 Direct-injection engine with small nappe angle and processes allowing such an engine to be used
JP2001388111A JP2002227650A (ja) 2000-12-20 2001-12-20 ナッペ角が小さい直噴エンジンおよびこのようなエンジンの使用を可能にする方法
KR1020070124959A KR20070118219A (ko) 2000-12-20 2007-12-04 냅 각도가 작은 직접 분사식 내연 기관 및 이를 사용하기위한 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0110213A FR2818325B1 (fr) 2001-07-30 2001-07-30 Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur

Publications (2)

Publication Number Publication Date
FR2818325A1 FR2818325A1 (fr) 2002-06-21
FR2818325B1 true FR2818325B1 (fr) 2006-02-03

Family

ID=8866099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0110213A Expired - Fee Related FR2818325B1 (fr) 2000-12-20 2001-07-30 Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur

Country Status (1)

Country Link
FR (1) FR2818325B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2849901B1 (fr) * 2003-01-13 2005-03-11 Renault Sa Cylindre pour moteur a combustion interne et allumage par compression et moteur comprenant un tel cylindre
FR2874972B1 (fr) 2004-09-07 2009-09-18 Inst Francais Du Petrole Procede de controle d'un moteur a combustion interne a injection directe de carburant et moteur utilisant un tel procede
FR2878906A1 (fr) * 2004-12-07 2006-06-09 Inst Francais Du Petrole Moteur a injection directe de carburant avec un piston comportant un bol presentant une paroi laterale inclinee
FR2882100B1 (fr) 2005-02-16 2010-08-20 Inst Francais Du Petrole Procede de controle de l'injection du carburant pour un moteur a combustion interne et moteur utilisant un tel procede
FR2883336B1 (fr) * 2005-03-17 2007-05-11 Inst Francais Du Petrole Moteur a combustion interne, notamment a injection directe, avec un piston muni d'un bol conprenant un teton
FR2895026B1 (fr) 2005-12-21 2011-09-09 Inst Francais Du Petrole Procede d'injection de carburant pour moteur a combustion interne,notamment a injection directe, comportant un piston muni d'un bol avec un teton
FR2925605A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique suralimente a injection directe
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
FR2925602A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion dissymetrique pour moteur thermique
FR2925604A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique a injection directe suralimente
FR2925603A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique suralimente a injection directe
JP4732505B2 (ja) 2008-04-23 2011-07-27 本田技研工業株式会社 燃料直噴エンジン
US20160053712A1 (en) * 2014-08-19 2016-02-25 Deere & Company Piston for Use in an Engine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055873B (de) * 1955-09-07 1959-04-23 Hans Krug Luftverdichtende, selbstzuendende Brennkraftmaschine
US3945351A (en) 1974-07-19 1976-03-23 Isuzu Motors Limited Combustion chamber of a direct fuel injection type diesel engine
DD147386A2 (de) 1979-11-07 1981-04-01 Heinz Koethe Dieselbrennkraftmaschine mit im kolben angeordnetem kugelaehnlichem brennraum
DE3327998A1 (de) * 1983-08-03 1985-02-14 Volkswagenwerk Ag, 3180 Wolfsburg Diesel-brennkraftmaschine mit luftverteilender kraftstoff-direkteinspritzung
JPH05288134A (ja) * 1992-04-09 1993-11-02 Sanshin Ind Co Ltd 筒内燃料噴射式の２サイクルエンジン
DE4228518A1 (de) 1992-08-27 1994-03-03 Man Nutzfahrzeuge Ag Brennraumform für luftverdichtende, selbstzündende Brennkraftmaschinen
DE69433853T2 (de) * 1993-12-28 2005-07-14 Hitachi, Ltd. Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine
US5868112A (en) 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
JPH10184363A (ja) 1996-12-25 1998-07-14 Isuzu Motors Ltd 直射式ディーゼルエンジンの燃焼室構造
JPH10184362A (ja) 1996-12-25 1998-07-14 Isuzu Motors Ltd 直噴式ディーゼルエンジンの燃焼室
DE19712357B4 (de) * 1997-03-25 2004-05-06 Harald Echtle Verfahren zur Gemischbildung bei einer direkteinspritzenden Brennkraftmaschine

Also Published As

Publication number Publication date
FR2818325A1 (fr) 2002-06-21

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ST Notification of lapse

Effective date: 20200306