FR2771138B1 - Moteur a injection directe et allumage commande - Google Patents

Moteur a injection directe et allumage commande

Info

Publication number
FR2771138B1
FR2771138B1 FR9714289A FR9714289A FR2771138B1 FR 2771138 B1 FR2771138 B1 FR 2771138B1 FR 9714289 A FR9714289 A FR 9714289A FR 9714289 A FR9714289 A FR 9714289A FR 2771138 B1 FR2771138 B1 FR 2771138B1
Authority
FR
France
Prior art keywords
direct injection
injection engine
controlled ignition
ignition
controlled
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
FR9714289A
Other languages
English (en)
Other versions
FR2771138A1 (fr
Inventor
Alain Fernandez
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 FR9714289A priority Critical patent/FR2771138B1/fr
Publication of FR2771138A1 publication Critical patent/FR2771138A1/fr
Application granted granted Critical
Publication of FR2771138B1 publication Critical patent/FR2771138B1/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
    • 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
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/28—Other pistons with specially-shaped 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
    • F02B23/08—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
    • 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
    • F02B2023/108—Swirl flow, i.e. the axis of rotation of the main charge flow motion is vertical
    • 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
    • F02B2275/48—Tumble motion in gas movement in cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F2001/241—Cylinder heads specially adapted to pent roof shape of the 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)
FR9714289A 1997-11-14 1997-11-14 Moteur a injection directe et allumage commande Expired - Fee Related FR2771138B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9714289A FR2771138B1 (fr) 1997-11-14 1997-11-14 Moteur a injection directe et allumage commande

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9714289A FR2771138B1 (fr) 1997-11-14 1997-11-14 Moteur a injection directe et allumage commande

Publications (2)

Publication Number Publication Date
FR2771138A1 FR2771138A1 (fr) 1999-05-21
FR2771138B1 true FR2771138B1 (fr) 2000-02-25

Family

ID=9513372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9714289A Expired - Fee Related FR2771138B1 (fr) 1997-11-14 1997-11-14 Moteur a injection directe et allumage commande

Country Status (1)

Country Link
FR (1) FR2771138B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005351200A (ja) * 2004-06-11 2005-12-22 Toyota Motor Corp 筒内噴射式火花点火内燃機関
JP4541846B2 (ja) * 2004-11-18 2010-09-08 日立オートモティブシステムズ株式会社 筒内噴射式エンジン
FR3116866B1 (fr) 2020-11-27 2023-04-21 Ifp Energies Now Piston de moteur à combustion interne adapté pour le mouvement aérodynamique du gaz

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0249699B1 (fr) * 1986-06-19 1991-08-07 Nippon Clean Engine Research Institute Co., Ltd. Moteur à combustion interne à injection de carburant
JP2940232B2 (ja) * 1991-07-15 1999-08-25 トヨタ自動車株式会社 筒内噴射式内燃機関
JPH0783058A (ja) * 1993-07-22 1995-03-28 Toyota Motor Corp 筒内噴射式火花点火機関
JP2001526753A (ja) * 1996-03-19 2001-12-18 アウトボード・マリン・コーポレーション ２サイクルエンジン・ピストン窪み構造
US5794584A (en) * 1996-04-05 1998-08-18 Outboard Marine Corporation Stratified combustion chamber for a cross-scavenged, two stroke, internal combustion engine

Also Published As

Publication number Publication date
FR2771138A1 (fr) 1999-05-21

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Legal Events

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