FR1078961A - Chambre de combustion à haute turbulence pour moteurs à combustion interne, à injection - Google Patents

Chambre de combustion à haute turbulence pour moteurs à combustion interne, à injection

Info

Publication number
FR1078961A
FR1078961A FR1078961DA FR1078961A FR 1078961 A FR1078961 A FR 1078961A FR 1078961D A FR1078961D A FR 1078961DA FR 1078961 A FR1078961 A FR 1078961A
Authority
FR
France
Prior art keywords
injection
high turbulence
internal combustion
combustion chamber
combustion engines
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
Application number
Other languages
English (en)
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.)
MONDIAL PISTON CO DOTT GALLI E
Original Assignee
MONDIAL PISTON CO DOTT GALLI E
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 MONDIAL PISTON CO DOTT GALLI E filed Critical MONDIAL PISTON CO DOTT GALLI E
Application granted granted Critical
Publication of FR1078961A publication Critical patent/FR1078961A/fr
Expired 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
    • F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal 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
    • F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • 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
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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)
  • Ceramic Engineering (AREA)
FR1078961D 1952-04-30 1952-10-08 Chambre de combustion à haute turbulence pour moteurs à combustion interne, à injection Expired FR1078961A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1078961X 1952-04-30

Publications (1)

Publication Number Publication Date
FR1078961A true FR1078961A (fr) 1954-11-24

Family

ID=11430452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1078961D Expired FR1078961A (fr) 1952-04-30 1952-10-08 Chambre de combustion à haute turbulence pour moteurs à combustion interne, à injection

Country Status (1)

Country Link
FR (1) FR1078961A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947292A (en) * 1957-05-07 1960-08-02 Bottger Josef Piston for internal combustion engines, particularly for self-ignition engines having combustion chambers adapted for direct fuel injection
US2975773A (en) * 1957-07-06 1961-03-21 Maschf Augsburg Nuernberg Ag Combustion chambers for pistons
DE2652662A1 (de) * 1976-09-23 1978-03-30 Lister & Co Ltd R A Verbrennungskraftmaschine mit einem hin- und hergehenden kolben
US11293374B2 (en) * 2020-07-31 2022-04-05 Fev Gmbh Piston bowl geometries for internal combustion engines

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947292A (en) * 1957-05-07 1960-08-02 Bottger Josef Piston for internal combustion engines, particularly for self-ignition engines having combustion chambers adapted for direct fuel injection
US2975773A (en) * 1957-07-06 1961-03-21 Maschf Augsburg Nuernberg Ag Combustion chambers for pistons
DE2652662A1 (de) * 1976-09-23 1978-03-30 Lister & Co Ltd R A Verbrennungskraftmaschine mit einem hin- und hergehenden kolben
FR2365697A1 (fr) * 1976-09-23 1978-04-21 Lister & Co Ltd R A Perfectionnements aux pistons de moteurs a combustion interne
US11293374B2 (en) * 2020-07-31 2022-04-05 Fev Gmbh Piston bowl geometries for internal combustion engines

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