FR2864152B1 - Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion - Google Patents

Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion

Info

Publication number
FR2864152B1
FR2864152B1 FR0315255A FR0315255A FR2864152B1 FR 2864152 B1 FR2864152 B1 FR 2864152B1 FR 0315255 A FR0315255 A FR 0315255A FR 0315255 A FR0315255 A FR 0315255A FR 2864152 B1 FR2864152 B1 FR 2864152B1
Authority
FR
France
Prior art keywords
vehicle
motor
combustion chamber
piston defining
piston
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
FR0315255A
Other languages
English (en)
Other versions
FR2864152A1 (fr
Inventor
Caroline Dognin
Alain Emile Guillaume Floch
Denis Rouzot
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 FR0315255A priority Critical patent/FR2864152B1/fr
Publication of FR2864152A1 publication Critical patent/FR2864152A1/fr
Application granted granted Critical
Publication of FR2864152B1 publication Critical patent/FR2864152B1/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
    • F02B23/02—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
    • F02B23/063—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 the combustion space in the piston interacting fluid dynamically with the cylinder head, the injector body or 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
    • 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
    • F02B23/0636—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 the combustion space having a substantially flat and horizontal bottom
    • 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
    • F02B23/0642—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 the depth of the combustion space being much smaller than the diameter of the piston, e.g. the depth being in the order of one tenth of the diameter
    • 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
    • F02B23/0675—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 the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR0315255A 2003-12-23 2003-12-23 Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion Expired - Fee Related FR2864152B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0315255A FR2864152B1 (fr) 2003-12-23 2003-12-23 Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0315255A FR2864152B1 (fr) 2003-12-23 2003-12-23 Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion

Publications (2)

Publication Number Publication Date
FR2864152A1 FR2864152A1 (fr) 2005-06-24
FR2864152B1 true FR2864152B1 (fr) 2007-11-23

Family

ID=34630506

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0315255A Expired - Fee Related FR2864152B1 (fr) 2003-12-23 2003-12-23 Moteur pour vehicule comprenant au moins un piston definissant une chambre de combustion

Country Status (1)

Country Link
FR (1) FR2864152B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9022003B2 (en) * 2011-04-06 2015-05-05 GM Global Technology Operations LLC Piston for robust auto-ignition
CN103244304B (zh) * 2013-05-30 2015-06-03 长城汽车股份有限公司 发动机及具有该发动机的车辆

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6011626A (ja) * 1983-06-29 1985-01-21 Fuji Heavy Ind Ltd 分割燃焼式エンジンの燃焼室
ZA8410063B (en) 1984-01-30 1985-10-30 Smith Kline Rit Expression of human alpha-1-antitrypsin in yeast
US5390634A (en) * 1993-08-20 1995-02-21 S & S Cycle, Inc. Internal combustion engine having high performance combustion chamber
US5549087A (en) * 1995-04-27 1996-08-27 The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency Combined cycle engine
AU712704B2 (en) * 1996-03-19 1999-11-11 Outboard Marine Corporation Two-stroke engine piston bowl configurations
JP3746344B2 (ja) * 1996-12-24 2006-02-15 トヨタ自動車株式会社 内燃機関の燃焼室構造
US6318311B1 (en) * 1999-09-10 2001-11-20 Tohatsu Corporation Cylinder-injection type two cycle combustion engine
JP3906963B2 (ja) * 2000-09-12 2007-04-18 本田技研工業株式会社 内燃機関の燃焼室構造

Also Published As

Publication number Publication date
FR2864152A1 (fr) 2005-06-24

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Legal Events

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PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

ST Notification of lapse

Effective date: 20190906