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FR2849901B1 - CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER - Google Patents

CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER

Info

Publication number
FR2849901B1
FR2849901B1 FR0300309A FR0300309A FR2849901B1 FR 2849901 B1 FR2849901 B1 FR 2849901B1 FR 0300309 A FR0300309 A FR 0300309A FR 0300309 A FR0300309 A FR 0300309A FR 2849901 B1 FR2849901 B1 FR 2849901B1
Authority
FR
France
Prior art keywords
cylinder
engine
internal combustion
compression ignition
combustion engine
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
FR0300309A
Other languages
French (fr)
Other versions
FR2849901A1 (en
Inventor
Damien Maroteaux
Herve Mathieu
Gilles Coma
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 FR0300309A priority Critical patent/FR2849901B1/en
Publication of FR2849901A1 publication Critical patent/FR2849901A1/en
Application granted granted Critical
Publication of FR2849901B1 publication Critical patent/FR2849901B1/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
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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
    • F02B23/08—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
    • 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
    • F02B23/0654—Thermal treatments, e.g. with heating elements or local cooling
    • F02B23/0657—Thermal treatments, e.g. with heating elements or local cooling the spray interacting with one or more glow plugs
    • 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR0300309A 2003-01-13 2003-01-13 CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER Expired - Fee Related FR2849901B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0300309A FR2849901B1 (en) 2003-01-13 2003-01-13 CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0300309A FR2849901B1 (en) 2003-01-13 2003-01-13 CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER

Publications (2)

Publication Number Publication Date
FR2849901A1 FR2849901A1 (en) 2004-07-16
FR2849901B1 true FR2849901B1 (en) 2005-03-11

Family

ID=32524863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0300309A Expired - Fee Related FR2849901B1 (en) 2003-01-13 2003-01-13 CYLINDER FOR INTERNAL COMBUSTION ENGINE AND COMPRESSION IGNITION AND ENGINE COMPRISING SUCH A CYLINDER

Country Status (1)

Country Link
FR (1) FR2849901B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010081491A1 (en) * 2009-01-18 2010-07-22 Fev Motorentechnik Gmbh Small direct-injecting diesel engine
EP2418365B1 (en) 2010-08-12 2012-07-18 C.R.F. Società Consortile per Azioni Combustion chamber for diesel engines with inclined engine valves

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE498699C (en) * 1930-05-26 Fried Deckel Pistons for internal combustion engines with self-ignition
GB444806A (en) * 1935-11-25 1936-03-27 Ltd Co Formerly Skoda Works Combustion chamber for direct injection diesel engines
GB1146589A (en) * 1965-05-17 1969-03-26 Blackstone & Co Ltd Improvements in or relating to a fuel injection internal combustion piston engine
FR2650630A1 (en) * 1989-08-02 1991-02-08 Renault MULTI-CYLINDER ENGINE WITH FUEL INJECTION, COMPRISING FOUR VALVES PER CYLINDER
DE4228518A1 (en) * 1992-08-27 1994-03-03 Man Nutzfahrzeuge Ag Combustion chamber shape for air-compressing, self-igniting internal combustion engines
US5868112A (en) 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
FR2776016B1 (en) * 1998-03-12 2000-06-30 Lucas Conwell Frederic IMPROVEMENT OF AN INTERNAL COMBUSTION ENGINE WITH INJECTION
FR2783566B1 (en) * 1998-09-23 2000-10-27 Renault INTERNAL COMBUSTION ENGINE WITH CONTROLLED IGNITION
DE19939559A1 (en) * 1999-08-20 2001-02-22 Volkswagen Ag IC motor with direct fuel injection has a truncated cone or roof-shaped inner contour with the fuel injection valve and integrated spark plug at the peak facing a trough within a contour at the piston base
FR2818325B1 (en) * 2001-07-30 2006-02-03 Inst Francais Du Petrole DIRECT INJECTION ENGINE PROVIDED WITH A LOW CORE ANGLE AND METHODS FOR USING SUCH ENGINE

Also Published As

Publication number Publication date
FR2849901A1 (en) 2004-07-16

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

ST Notification of lapse

Effective date: 20180928