JPS6449665U - - Google Patents
Info
- Publication number
- JPS6449665U JPS6449665U JP14485287U JP14485287U JPS6449665U JP S6449665 U JPS6449665 U JP S6449665U JP 14485287 U JP14485287 U JP 14485287U JP 14485287 U JP14485287 U JP 14485287U JP S6449665 U JPS6449665 U JP S6449665U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- cylinder head
- direct injection
- chamber formed
- opening pressure
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims 2
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第1図は本考案の実施例に係るデイーゼルエン
ジンの一部断面説明図、第2図は直噴ノズル、ス
ロツトルノズルの噴射圧力、噴射時期の関係を示
す説明図である。
1……シリンダヘツド、2……渦流室、3……
スロツトルノズル、4……ピストン、4A……頭
部、4B……キヤビテイ、5……主燃焼室、6…
…多孔式直噴ノズル、7……噴射ポンプ。
FIG. 1 is an explanatory partial cross-sectional view of a diesel engine according to an embodiment of the present invention, and FIG. 2 is an explanatory view showing the relationship between injection pressure and injection timing of a direct injection nozzle and a throttle nozzle. 1... Cylinder head, 2... Vortex chamber, 3...
Throttle nozzle, 4... Piston, 4A... Head, 4B... Cavity, 5... Main combustion chamber, 6...
...Multi-hole direct injection nozzle, 7...Injection pump.
Claims (1)
するスロツトルノズルと、シリンダヘツドとピス
トンの頭部のキヤビテイとの間に形成した主燃焼
室に燃料を噴射する多孔式直噴ノズルとを備え、
各ノズルを同一の噴射ポンプに接続し、直噴ノズ
ルの開弁圧をスロツトルノズルの開弁圧より高く
したことを特徴とするデイーゼルエンジン。 Equipped with a throttle nozzle that injects fuel into a swirl chamber formed in the cylinder head, and a multi-hole direct injection nozzle that injects fuel into a main combustion chamber formed between the cylinder head and a cavity in the head of the piston,
A diesel engine characterized in that each nozzle is connected to the same injection pump, and the opening pressure of the direct injection nozzle is higher than the opening pressure of the throttle nozzle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987144852U JPH075247Y2 (en) | 1987-09-22 | 1987-09-22 | diesel engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987144852U JPH075247Y2 (en) | 1987-09-22 | 1987-09-22 | diesel engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6449665U true JPS6449665U (en) | 1989-03-28 |
JPH075247Y2 JPH075247Y2 (en) | 1995-02-08 |
Family
ID=31412920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987144852U Expired - Lifetime JPH075247Y2 (en) | 1987-09-22 | 1987-09-22 | diesel engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH075247Y2 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56154529U (en) * | 1980-04-19 | 1981-11-18 | ||
JPS60162272U (en) * | 1984-04-06 | 1985-10-28 | 日産自動車株式会社 | Diesel engine fuel injection system |
-
1987
- 1987-09-22 JP JP1987144852U patent/JPH075247Y2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56154529U (en) * | 1980-04-19 | 1981-11-18 | ||
JPS60162272U (en) * | 1984-04-06 | 1985-10-28 | 日産自動車株式会社 | Diesel engine fuel injection system |
Also Published As
Publication number | Publication date |
---|---|
JPH075247Y2 (en) | 1995-02-08 |