GB2310003B - Combustion chamber for in-cylinder direct fuel injection engine - Google Patents

Combustion chamber for in-cylinder direct fuel injection engine

Info

Publication number
GB2310003B
GB2310003B GB9702648A GB9702648A GB2310003B GB 2310003 B GB2310003 B GB 2310003B GB 9702648 A GB9702648 A GB 9702648A GB 9702648 A GB9702648 A GB 9702648A GB 2310003 B GB2310003 B GB 2310003B
Authority
GB
United Kingdom
Prior art keywords
combustion chamber
fuel injection
injection engine
direct fuel
cylinder 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
GB9702648A
Other versions
GB9702648D0 (en
GB2310003A (en
Inventor
Akira Akimoto
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.)
Subaru Corp
Original Assignee
Fuji Jukogyo KK
Fuji Heavy Industries Ltd
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 Fuji Jukogyo KK, Fuji Heavy Industries Ltd filed Critical Fuji Jukogyo KK
Publication of GB9702648D0 publication Critical patent/GB9702648D0/en
Publication of GB2310003A publication Critical patent/GB2310003A/en
Priority to JP02868398A priority Critical patent/JP4108806B2/en
Application granted granted Critical
Publication of GB2310003B publication Critical patent/GB2310003B/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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
    • F02B17/005—Engines characterised by means for effecting stratification of charge in cylinders having direct injection in the 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
    • 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
    • F02B23/101—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 or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B31/08—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets
    • F02B31/085—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets having two inlet valves
    • 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
    • F02B23/08—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
    • F02B2023/102—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 spark plug being placed offset the cylinder centre 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
    • F02B23/08—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
    • 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
    • F02B2275/18—DOHC [Double overhead camshaft]
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D2041/389—Controlling fuel injection of the high pressure type for injecting directly into 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
    • 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)
  • Fuel-Injection Apparatus (AREA)
GB9702648A 1996-02-09 1997-02-10 Combustion chamber for in-cylinder direct fuel injection engine Expired - Fee Related GB2310003B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP02868398A JP4108806B2 (en) 1997-02-10 1998-02-10 Combustion chamber structure of in-cylinder direct injection spark ignition engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02433196A JP3681080B2 (en) 1996-02-09 1996-02-09 Combustion chamber structure of in-cylinder direct injection spark ignition engine

Publications (3)

Publication Number Publication Date
GB9702648D0 GB9702648D0 (en) 1997-04-02
GB2310003A GB2310003A (en) 1997-08-13
GB2310003B true GB2310003B (en) 1998-04-08

Family

ID=12135207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9702648A Expired - Fee Related GB2310003B (en) 1996-02-09 1997-02-10 Combustion chamber for in-cylinder direct fuel injection engine

Country Status (3)

Country Link
JP (1) JP3681080B2 (en)
DE (1) DE19705023B4 (en)
GB (1) GB2310003B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2770256B1 (en) * 1997-10-24 1999-12-10 Renault DIRECT INJECTION ENGINE AND CONTROLLED IGNITION
FR2772074B1 (en) * 1997-12-08 2000-02-04 Renault DIRECT IGNITION AND DIRECT INJECTION INTERNAL COMBUSTION ENGINE
FR2772073B1 (en) * 1997-12-08 2000-02-04 Renault DIRECT IGNITION AND DIRECT INJECTION INTERNAL COMBUSTION ENGINE
DE19801607A1 (en) * 1998-01-17 1999-07-22 Audi Ag Internal combustion engine and mixture preparation method for an internal combustion engine
DE19809066A1 (en) * 1998-03-04 1999-09-09 Audi Ag IC engine with direct fuel injection
US6418905B1 (en) * 1998-04-10 2002-07-16 Renault Internal combustion engine with controlled ignition and direct injection
JP3974268B2 (en) * 1998-09-08 2007-09-12 ヤマハ発動機株式会社 In-cylinder injection engine
JP3721879B2 (en) * 1999-08-30 2005-11-30 日産自動車株式会社 In-cylinder direct injection spark ignition engine
ITMI20020184A1 (en) 2001-02-01 2003-08-01 Avl List Gmbh EXTERNAL INJECTION THERMAL ENGINE WITH AT LEAST ONE CYLINDER
JP2006258053A (en) * 2005-03-18 2006-09-28 Nissan Motor Co Ltd Direct injection type internal combustion engine and combustion method for the same
JP4342481B2 (en) * 2005-06-28 2009-10-14 トヨタ自動車株式会社 In-cylinder injection spark ignition internal combustion engine
CN116378844B (en) * 2023-06-05 2023-08-18 潍柴动力股份有限公司 Air passage structure, cylinder cover and miller molded line engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335635A (en) * 1992-07-22 1994-08-09 Fuji Jukogyo Kabushiki Kaisha Combustion chamber for an internal combustion engine
WO1994021904A1 (en) * 1993-03-18 1994-09-29 Ford Motor Company Limited Engine with direct injection of fuel
GB2288210A (en) * 1994-04-08 1995-10-11 Ford Motor Co Direct-injection spark-ignition engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950011323B1 (en) * 1991-05-14 1995-09-30 마쯔다 가부시기가이샤 Combustion chamber structure for an engine
JP2628138B2 (en) * 1994-05-06 1997-07-09 本田技研工業株式会社 Intake port structure for internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335635A (en) * 1992-07-22 1994-08-09 Fuji Jukogyo Kabushiki Kaisha Combustion chamber for an internal combustion engine
WO1994021904A1 (en) * 1993-03-18 1994-09-29 Ford Motor Company Limited Engine with direct injection of fuel
GB2288210A (en) * 1994-04-08 1995-10-11 Ford Motor Co Direct-injection spark-ignition engine

Also Published As

Publication number Publication date
DE19705023A1 (en) 1997-08-28
DE19705023B4 (en) 2006-04-20
JP3681080B2 (en) 2005-08-10
JPH09209762A (en) 1997-08-12
GB9702648D0 (en) 1997-04-02
GB2310003A (en) 1997-08-13

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19991130

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070210