FR2868480B1 - INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION - Google Patents

INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION

Info

Publication number
FR2868480B1
FR2868480B1 FR0403454A FR0403454A FR2868480B1 FR 2868480 B1 FR2868480 B1 FR 2868480B1 FR 0403454 A FR0403454 A FR 0403454A FR 0403454 A FR0403454 A FR 0403454A FR 2868480 B1 FR2868480 B1 FR 2868480B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
direct injection
injection
direct
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
FR0403454A
Other languages
French (fr)
Other versions
FR2868480A1 (en
Inventor
Guillaume Gautier
Dakhlia Rafik Ben
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0403454A priority Critical patent/FR2868480B1/en
Publication of FR2868480A1 publication Critical patent/FR2868480A1/en
Application granted granted Critical
Publication of FR2868480B1 publication Critical patent/FR2868480B1/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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02B23/0648—Means or methods to improve the spray dispersion, evaporation or ignition
    • F02B23/0651—Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
    • 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
    • F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • 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
    • F02B23/0672—Omega-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 center 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
    • F02B23/0678—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
    • F02B23/0693—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 the combustion space consisting of step-wise widened multiple zones of different depth
    • 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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
    • 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
    • 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)
  • Dispersion Chemistry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR0403454A 2004-04-02 2004-04-02 INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION Expired - Fee Related FR2868480B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0403454A FR2868480B1 (en) 2004-04-02 2004-04-02 INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0403454A FR2868480B1 (en) 2004-04-02 2004-04-02 INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION

Publications (2)

Publication Number Publication Date
FR2868480A1 FR2868480A1 (en) 2005-10-07
FR2868480B1 true FR2868480B1 (en) 2008-05-02

Family

ID=34944786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0403454A Expired - Fee Related FR2868480B1 (en) 2004-04-02 2004-04-02 INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION

Country Status (1)

Country Link
FR (1) FR2868480B1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006002672A1 (en) * 2006-01-19 2007-07-26 Fev Motorentechnik Gmbh Combustion chamber arrangement
JP4906055B2 (en) * 2006-02-08 2012-03-28 日野自動車株式会社 Combustion chamber structure of direct injection diesel engine
FR2912184B1 (en) * 2007-02-02 2012-10-26 Peugeot Citroen Automobiles Sa INTERNAL COMBUSTION ENGINE WITH DIRECT INJECTION
KR101366424B1 (en) * 2012-09-14 2014-02-25 두산인프라코어 주식회사 Combustion bowl shape of direct injection diesel engine for reducing the soot emission
FR3012522B1 (en) * 2013-10-25 2018-08-24 IFP Energies Nouvelles COMBUSTION ENGINE WITH DIRECT INJECTION OF COMPRESSION IGNITION FUEL AND FUEL INJECTION METHOD FOR SUCH ENGINE.
FR3012523B1 (en) * 2013-10-25 2018-07-27 IFP Energies Nouvelles COMPRESSION IGNITION DIRECT INJECTION INTERNAL COMBUSTION ENGINE AND FUEL INJECTION METHOD IN THE COMBUSTION CHAMBER OF THE ENGINE.
FR3013383B1 (en) * 2013-11-15 2016-01-01 IFP Energies Nouvelles PROCESS FOR MIXING AT LEAST ONE FUEL AND AT LEAST ONE FUEL IN THE COMBUSTION CHAMBER OF A COMPRESSION IGNITION DIRECT INJECTION INTERNAL COMBUSTION ENGINE AND ENGINE USING SUCH A METHOD.
FR3016926B1 (en) * 2014-01-29 2018-12-07 IFP Energies Nouvelles COMBUSTION ENGINE WITH DIRECT FUEL INJECTION, ESPECIALLY COMPRESSION IGNITION ENGINE WITH LOW COMPRESSION RATE
FR3017421B1 (en) * 2014-02-10 2018-03-16 IFP Energies Nouvelles INTERNAL COMBUSTION ENGINE WITH INJECTION OF TWO DIFFERENTIATED FLOW FUEL TANKS AND FUEL INJECTION METHOD FOR SUCH A MOTOR.
FR3018552B1 (en) * 2014-03-14 2019-07-05 IFP Energies Nouvelles COMBUSTION ENGINE WITH DIRECT INJECTION OF COMPRESSION IGNITION FUEL COMPRISING PISTON COOLING MEANS.
FR3019589B1 (en) * 2014-04-03 2019-06-07 IFP Energies Nouvelles METHOD FOR FUEL INJECTION IN THE COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE OPERATING IN MONOCARBURATION OR MULTICARBURATION
GB2547265B (en) 2016-02-12 2020-03-04 Perkins Engines Co Ltd Piston bowl for an internal combustion engine
JP7047751B2 (en) * 2018-12-25 2022-04-05 マツダ株式会社 Compression ignition engine
JP7124733B2 (en) * 2019-01-29 2022-08-24 マツダ株式会社 Compression ignition engine controller
JP2021011843A (en) 2019-07-05 2021-02-04 三菱重工エンジン＆ターボチャージャ株式会社 Piston of internal combustion engine and internal combustion engine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503148B2 (en) 1975-06-16 1979-08-23 Cummins Engine Company, Inc Piston with flexible heat dam
US4242948A (en) 1977-12-16 1981-01-06 Cummins Engine Company, Inc. Insulated composite piston
JPS56106023A (en) * 1980-01-26 1981-08-24 Hino Motors Ltd Combustion chamber for direct-injection type diesel engine
FR2575227B1 (en) 1984-12-20 1988-12-23 Semt PISTON WITH LIGHT STRUCTURE, PARTICULARLY FOR AN INTERNAL COMBUSTION ENGINE
US4635597A (en) 1985-01-16 1987-01-13 Yanmar Diesel Engine Co., Ltd. Structure of a main combustion chamber of a diesel engine of a direct injection type
DE3824467A1 (en) * 1988-07-19 1990-01-25 Man B & W Diesel Ag Injection valve
JP2591280B2 (en) 1990-08-16 1997-03-19 日産自動車株式会社 Direct injection diesel engine
JPH0571347A (en) * 1991-09-09 1993-03-23 Yanmar Diesel Engine Co Ltd Combustion chamber of direct injection type diesel engine
JP3024830B2 (en) * 1991-09-09 2000-03-27 ヤンマーディーゼル株式会社 Combustion chamber of direct injection diesel engine
JP3534480B2 (en) * 1995-03-30 2004-06-07 日産ディーゼル工業株式会社 Diesel engine combustion chamber structure
US5868112A (en) 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
DE10058153A1 (en) 2000-11-22 2002-06-06 Bosch Gmbh Robert Injection nozzle with separately controllable nozzle needles

Also Published As

Publication number Publication date
FR2868480A1 (en) 2005-10-07

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Date Code Title Description
ST Notification of lapse

Effective date: 20131231