JPS61152729U - - Google Patents
Info
- Publication number
- JPS61152729U JPS61152729U JP3623085U JP3623085U JPS61152729U JP S61152729 U JPS61152729 U JP S61152729U JP 3623085 U JP3623085 U JP 3623085U JP 3623085 U JP3623085 U JP 3623085U JP S61152729 U JPS61152729 U JP S61152729U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- diesel engine
- diameter
- combustion chamber
- direct 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例に係る直噴式デイー
ゼルエンジンの燃焼室構造の断面図、第２図は第
１図の概略平面図、第３図は第１図の装置におけ
るスキツシユ流を示す概略部分断面図、第４図は
ノズル噴孔径と燃料平均粒径との関係図、である
。
３……ピストン、４……シリンダヘツド、５…
…チヤンバ、８……吸気弁、９……排気弁、１０
……燃料噴射ノズル、１１……ヘツド側バルブリ
セス、１２……ピストンバルブリセス。
Fig. 1 is a sectional view of the combustion chamber structure of a direct injection diesel engine according to an embodiment of the present invention, Fig. 2 is a schematic plan view of Fig. 1, and Fig. 3 shows the squish flow in the device of Fig. 1. FIG. 4, which is a schematic partial sectional view, is a diagram showing the relationship between the nozzle injection hole diameter and the fuel average particle diameter. 3...Piston, 4...Cylinder head, 5...
...Chamber, 8...Intake valve, 9...Exhaust valve, 10
... Fuel injection nozzle, 11 ... Head side valve recess, 12 ... Piston valve recess.
Claims (1)
複噴孔型の燃料噴射ノズルから喰料を噴射する直
噴式デイーゼルエンジンの燃焼室構造において、
排気弁および吸気弁付近に燃料を噴射するノズル
噴孔の径を他のノズル噴孔の径より小としたこと
を特徴とする直噴式デイーゼルエンジンの燃焼室
構造。 In the combustion chamber structure of a direct injection diesel engine, which has a chamber at the top of the piston and injects fuel from a multi-hole type fuel injection nozzle into the chamber,
A combustion chamber structure for a direct injection diesel engine, characterized in that the diameter of a nozzle hole that injects fuel near an exhaust valve and an intake valve is smaller than the diameter of other nozzle holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3623085U JPS61152729U (en) | 1985-03-15 | 1985-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3623085U JPS61152729U (en) | 1985-03-15 | 1985-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61152729U true JPS61152729U (en) | 1986-09-20 |
Family
ID=30541215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3623085U Pending JPS61152729U (en) | 1985-03-15 | 1985-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61152729U (en) |
-
1985
- 1985-03-15 JP JP3623085U patent/JPS61152729U/ja active Pending
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