JPH0352354U - - Google Patents
Info
- Publication number
- JPH0352354U JPH0352354U JP11356189U JP11356189U JPH0352354U JP H0352354 U JPH0352354 U JP H0352354U JP 11356189 U JP11356189 U JP 11356189U JP 11356189 U JP11356189 U JP 11356189U JP H0352354 U JPH0352354 U JP H0352354U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- injection
- cycle
- combustion engine
- internal combustion
- 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 15
- 239000007924 injection Substances 0.000 claims description 15
- 239000000446 fuel Substances 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の実施例による２サイクルガソ
リンエンジンを示し、ａはその縦断面図、ｂはシ
リンダヘツド内壁面に於ける給排気弁、燃料噴射
弁、点火栓の配置図、第２図は回転サイクル毎の
燃料の間引き噴射回数と噴射量との関係を示す図
でａは間引き噴射無しの状態、ｂは１回置き間引
き噴射、ｃは３回に２回間引き噴射を行つた場合
、第３図は噴射の間引き運転を行う場合のエンジ
ン制御用マツプ、第４図は、給排気弁、燃料噴射
弁の開閉時期及び点火時期を示す角度線図である
。
１……給気弁、２……排気弁、３……燃料噴射
弁、９……機械式過給機。
Fig. 1 shows a two-stroke gasoline engine according to an embodiment of the present invention, a is a longitudinal sectional view thereof, b is a layout of the supply and exhaust valves, fuel injection valves, and spark plugs on the inner wall surface of the cylinder head, and Fig. 2 is a diagram showing the relationship between the number of fuel thinning injections per rotation cycle and the injection amount, where a is a state without thinning injection, b is a thinning injection every other time, and c is a case where thinning injection is performed two out of three times. FIG. 3 is a map for engine control when performing injection thinning operation, and FIG. 4 is an angle diagram showing the opening/closing timing of the intake and exhaust valves, the fuel injection valve, and the ignition timing. 1...Air supply valve, 2...Exhaust valve, 3...Fuel injection valve, 9...Mechanical supercharger.
Claims (1)
料噴射弁を備えた２サイクル内燃機関において、
前記燃料噴射弁は、少くとも軽負荷時に、燃料噴
射を行う噴射サイクルと、燃料噴射を停止して燃
料噴射弁が加熱される無噴射サイクルとを所定の
サイクル毎に行うように設定したことを特徴とす
る筒内噴射２サイクル内燃機関。 In a two-stroke internal combustion engine with at least one fuel injector that injects fuel directly into the cylinder,
The fuel injection valve is set to perform an injection cycle in which fuel is injected and a non-injection cycle in which fuel injection is stopped and the fuel injection valve is heated at every predetermined cycle, at least when the load is light. A two-stroke internal combustion engine with direct injection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11356189U JPH0352354U (en) | 1989-09-29 | 1989-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11356189U JPH0352354U (en) | 1989-09-29 | 1989-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0352354U true JPH0352354U (en) | 1991-05-21 |
Family
ID=31661972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11356189U Pending JPH0352354U (en) | 1989-09-29 | 1989-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352354U (en) |
-
1989
- 1989-09-29 JP JP11356189U patent/JPH0352354U/ja active Pending
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