FR2778694B1 - Moteur a combustion interne a allumage commande et a injection directe - Google Patents

Moteur a combustion interne a allumage commande et a injection directe

Info

Publication number
FR2778694B1
FR2778694B1 FR9806248A FR9806248A FR2778694B1 FR 2778694 B1 FR2778694 B1 FR 2778694B1 FR 9806248 A FR9806248 A FR 9806248A FR 9806248 A FR9806248 A FR 9806248A FR 2778694 B1 FR2778694 B1 FR 2778694B1
Authority
FR
France
Prior art keywords
direct
combustion engine
internal combustion
injection internal
ignition
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
FR9806248A
Other languages
English (en)
Other versions
FR2778694A1 (fr
Inventor
Rene Rolland
Marc Soler
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 FR9806248A priority Critical patent/FR2778694B1/fr
Publication of FR2778694A1 publication Critical patent/FR2778694A1/fr
Application granted granted Critical
Publication of FR2778694B1 publication Critical patent/FR2778694B1/fr
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
    • F02B23/08—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
    • F02B23/104—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 a side position of the cylinder
    • 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
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per 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
    • F02B23/08—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
    • F02B2023/106—Tumble flow, i.e. the axis of rotation of the main charge flow motion is horizontal
    • F02B2023/107—Reverse tumble flow, e.g. having substantially vertical intake ports
    • 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
    • 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
    • F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
FR9806248A 1998-05-18 1998-05-18 Moteur a combustion interne a allumage commande et a injection directe Expired - Fee Related FR2778694B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9806248A FR2778694B1 (fr) 1998-05-18 1998-05-18 Moteur a combustion interne a allumage commande et a injection directe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9806248A FR2778694B1 (fr) 1998-05-18 1998-05-18 Moteur a combustion interne a allumage commande et a injection directe

Publications (2)

Publication Number Publication Date
FR2778694A1 FR2778694A1 (fr) 1999-11-19
FR2778694B1 true FR2778694B1 (fr) 2001-01-19

Family

ID=9526455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9806248A Expired - Fee Related FR2778694B1 (fr) 1998-05-18 1998-05-18 Moteur a combustion interne a allumage commande et a injection directe

Country Status (1)

Country Link
FR (1) FR2778694B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5115774A (en) * 1990-12-26 1992-05-26 Toyota Jidosha Kabushiki Kaisha Internal combustion engine
DE69615130T2 (de) * 1995-03-28 2002-06-13 Mitsubishi Motors Corp Brennkraftmaschine des direkteinspritzung
JPH09125965A (ja) * 1995-10-30 1997-05-13 Mitsunobu Nakatani 筒内噴射レシプロ機関
US6009849A (en) * 1996-08-12 2000-01-04 Mazda Motor Corporation Direct fuel injection engine

Also Published As

Publication number Publication date
FR2778694A1 (fr) 1999-11-19

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse