FR2818325B1 - DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE - Google Patents

DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE

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
French (fr)
Other versions
FR2818325A1 (en
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/en
Priority to EP01403279.1A priority patent/EP1217186B1/en
Priority to KR1020010081033A priority patent/KR100801117B1/en
Priority to US10/022,218 priority patent/US6640772B2/en
Priority to JP2001388111A priority patent/JP2002227650A/en
Publication of FR2818325A1 publication Critical patent/FR2818325A1/en
Application granted granted Critical
Publication of FR2818325B1 publication Critical patent/FR2818325B1/en
Priority to KR1020070124959A priority patent/KR20070118219A/en
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
FR0110213A 2000-12-20 2001-07-30 DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE Expired - Fee Related FR2818325B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0110213A FR2818325B1 (en) 2001-07-30 2001-07-30 DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE
EP01403279.1A EP1217186B1 (en) 2000-12-20 2001-12-18 Direct injection engine with small spray angle and methods of using such an engine
KR1020010081033A KR100801117B1 (en) 2000-12-20 2001-12-19 Direct-injection engine with small nappe angle and processes allowing such an engine to be used
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 (en) 2000-12-20 2001-12-20 Direct fuel injection type engine with small nappe angle and method enabling use of the same
KR1020070124959A KR20070118219A (en) 2000-12-20 2007-12-04 Direct-injection engine with small nappe angle and processes allowing such an engine to be used

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0110213A FR2818325B1 (en) 2001-07-30 2001-07-30 DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE

Publications (2)

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

Family

ID=8866099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0110213A Expired - Fee Related FR2818325B1 (en) 2000-12-20 2001-07-30 DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE

Country Status (1)

Country Link
FR (1) FR2818325B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2490486C2 (en) * 2007-12-19 2013-08-20 Рено С.А.С. Combustion chamber for thermal engine with direct injection and with supercharging

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2849901B1 (en) * 2003-01-13 2005-03-11 Renault Sa CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER
FR2874972B1 (en) 2004-09-07 2009-09-18 Inst Francais Du Petrole METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE WITH DIRECT FUEL INJECTION AND ENGINE USING SUCH A METHOD
FR2878906A1 (en) * 2004-12-07 2006-06-09 Inst Francais Du Petrole Direct injection internal combustion engine e.g. diesel engine, has fuel injector, and tulip with side wall forming negative inclination angle whose absolute value is equal to half crown angle of fuel jets and at least equal to zero degrees
FR2882100B1 (en) 2005-02-16 2010-08-20 Inst Francais Du Petrole FUEL INJECTION CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE AND ENGINE USING SUCH A METHOD
FR2883336B1 (en) 2005-03-17 2007-05-11 Inst Francais Du Petrole INTERNAL COMBUSTION ENGINE, IN PARTICULAR DIRECT INJECTION, WITH A PISTON PROVIDED WITH A BOWL THAT CONTAINS A TOE
FR2895026B1 (en) 2005-12-21 2011-09-09 Inst Francais Du Petrole FUEL INJECTION METHOD FOR INTERNAL COMBUSTION ENGINE, IN PARTICULAR DIRECT INJECTION, COMPRISING A PISTON HAVING A BOWL WITH A TOE
FR2925606A1 (en) * 2007-12-19 2009-06-26 Renault Sas DISSYMMETRIC COMBUSTION CHAMBER FOR THERMAL ENGINE
FR2925605A1 (en) * 2007-12-19 2009-06-26 Renault Sas Piston for combustion chamber of oil engine, has flattened zone provided at top of central guide pin and centered on rotational axis of housing, where width of housing is equal to specific millimeters
FR2925601A1 (en) * 2007-12-19 2009-06-26 Renault Sas COMBUSTION CHAMBER FOR THERMAL ENGINE
FR2925602A1 (en) * 2007-12-19 2009-06-26 Renault Sas DISSYMMETRIC COMBUSTION CHAMBER FOR THERMAL ENGINE
FR2925603A1 (en) * 2007-12-19 2009-06-26 Renault Sas COMBUSTION CHAMBER FOR SUPERIOR THERMAL MOTOR WITH DIRECT INJECTION
JP4732505B2 (en) 2008-04-23 2011-07-27 本田技研工業株式会社 Direct fuel injection engine
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 (en) * 1955-09-07 1959-04-23 Hans Krug Air-compressing, self-igniting internal combustion engine
US3945351A (en) 1974-07-19 1976-03-23 Isuzu Motors Limited Combustion chamber of a direct fuel injection type diesel engine
DD147386A2 (en) 1979-11-07 1981-04-01 Heinz Koethe DIESEL BURNING MACHINE WITH PISTON MOUNTED BALL SPACE
DE3327998A1 (en) * 1983-08-03 1985-02-14 Volkswagenwerk Ag, 3180 Wolfsburg Diesel internal combustion engine with air-distributing direct fuel injection
JPH05288134A (en) * 1992-04-09 1993-11-02 Sanshin Ind Co Ltd Cylinder fuel injection type two-cycle engine
DE4228518A1 (en) 1992-08-27 1994-03-03 Man Nutzfahrzeuge Ag Combustion chamber shape for air-compressing, self-igniting internal combustion engines
DE69416502T2 (en) * 1993-12-28 1999-06-24 Hitachi Ltd Method and device for controlling an internal combustion engine
US5868112A (en) 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
JPH10184362A (en) 1996-12-25 1998-07-14 Isuzu Motors Ltd Combustion chamber for direct injection type diesel engine
JPH10184363A (en) 1996-12-25 1998-07-14 Isuzu Motors Ltd Combustion chamber structure for direct injection type diesel engine
DE19712357B4 (en) * 1997-03-25 2004-05-06 Harald Echtle Method for mixture formation in a direct injection internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2490486C2 (en) * 2007-12-19 2013-08-20 Рено С.А.С. Combustion chamber for thermal engine with direct injection and with supercharging

Also Published As

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

Similar Documents

Publication Publication Date Title
FR2818325B1 (en) DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE
SE0001826D0 (en) Method in connection with engine control
GB2371087B (en) A supercharged engine
AU9217001A (en) A cigarette filter with scavenging effect on free radicals in cigarette smoke and its preparation method
GB0111055D0 (en) A method and apparatus relating to optical fibres
DZ3472A1 (en) MULTIPOLAR ACOUSTIC LOGGING WITH AZIMUTAL SPATIAL TRANSFORMATION FILTERING
EP1253313A4 (en) Fuel injection pump
HUP0301221A3 (en) Method and device for producing singulet oxygen
FI981982A0 (en) De-branching device and method in a de-branching device
FR2831243B1 (en) PREHEATING PLUG FOR A DIESEL ENGINE AND METHOD FOR MANUFACTURING THE SAME
GB2370849B (en) Multi-purpose injection and production well system
GB0000863D0 (en) Fuel injector
NO20030311D0 (en) Fuel additive and method for using the same
ITMI20001311A0 (en) FUEL FILTER FOR DIESEL ENGINES
AU2003272294A8 (en) Photodetector/optical fiber apparatus with enhanced optical coupling efficiency and method for forming the same
DE60018490D1 (en) Oil supply passage in a crankshaft
AU2002215070A1 (en) Two-stroke engine
DE60100030T2 (en) Fuel injector
ITMI20000632A0 (en) FUEL FILTER FOR DIESEL ENGINES
GB0005744D0 (en) Fuel injector
FR2823535B1 (en) FUEL INJECTION DEVICE
FR2818324B1 (en) DIRECT INJECTION ENGINE WITH A LOW ANGLE INJECTOR
GB0105778D0 (en) Fuel injector
FR2830285B1 (en) FUEL SUPPLY DEVICE
DE50213943D1 (en) INJECTOR ORDER WITH THROTTLE BEHAVIOR

Legal Events

Date Code Title Description
CD Change of name or company name
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: 20200306