JPS6328206B2 - - Google Patents
Info
- Publication number
- JPS6328206B2 JPS6328206B2 JP58030625A JP3062583A JPS6328206B2 JP S6328206 B2 JPS6328206 B2 JP S6328206B2 JP 58030625 A JP58030625 A JP 58030625A JP 3062583 A JP3062583 A JP 3062583A JP S6328206 B2 JPS6328206 B2 JP S6328206B2
- Authority
- JP
- Japan
- Prior art keywords
- main injection
- injection valve
- pilot
- recess
- injection
- 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
Links
- 238000002347 injection Methods 0.000 claims description 75
- 239000007924 injection Substances 0.000 claims description 75
- 239000000446 fuel Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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
- F02B23/04—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being subdivided into two or more chambers
-
- 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
- F02B23/0663—Details related to the fuel injector or the fuel spray having multiple injectors per 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
- F02B23/02—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
- 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
- F02B23/0687—Multiple bowls in the piston, e.g. one bowl per fuel spray jet
-
- 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)
- Fuel-Injection Apparatus (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58030625A JPS59155529A (ja) | 1983-02-25 | 1983-02-25 | 直噴式デイ−ゼルエンジンのパイロツト噴射装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58030625A JPS59155529A (ja) | 1983-02-25 | 1983-02-25 | 直噴式デイ−ゼルエンジンのパイロツト噴射装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59155529A JPS59155529A (ja) | 1984-09-04 |
JPS6328206B2 true JPS6328206B2 (el) | 1988-06-07 |
Family
ID=12309031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58030625A Granted JPS59155529A (ja) | 1983-02-25 | 1983-02-25 | 直噴式デイ−ゼルエンジンのパイロツト噴射装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59155529A (el) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2500944Y2 (ja) * | 1985-11-08 | 1996-06-12 | 日産自動車株式会社 | 直噴式デイ−ゼルエンジンの燃焼室構造 |
JP2536351B2 (ja) * | 1991-03-22 | 1996-09-18 | いすゞ自動車株式会社 | 直噴式内燃機関 |
JP2578820Y2 (ja) * | 1991-11-29 | 1998-08-20 | 三菱自動車工業株式会社 | ディーゼルエンジンの燃料噴射装置 |
JPH0610673A (ja) * | 1992-06-30 | 1994-01-18 | Shinnenshiyou Syst Kenkyusho:Kk | 直接噴射式ディーゼル機関 |
FR2822192B1 (fr) * | 2001-03-16 | 2003-05-16 | Renault | Toit de culasse |
DE102004004391A1 (de) * | 2004-01-29 | 2005-08-11 | Daimlerchrysler Ag | Direkteinspritzende Brennkraftmaschine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS549244A (en) * | 1977-06-23 | 1979-01-24 | Ciba Geigy Ag | Process for preparing phenylalkylsulfone |
JPS5738614A (en) * | 1980-08-20 | 1982-03-03 | Nippon Jidosha Kenkyusho | Internal combustion engine |
-
1983
- 1983-02-25 JP JP58030625A patent/JPS59155529A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS549244A (en) * | 1977-06-23 | 1979-01-24 | Ciba Geigy Ag | Process for preparing phenylalkylsulfone |
JPS5738614A (en) * | 1980-08-20 | 1982-03-03 | Nippon Jidosha Kenkyusho | Internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
JPS59155529A (ja) | 1984-09-04 |
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