JPH01166272U - - Google Patents
Info
- Publication number
- JPH01166272U JPH01166272U JP6181988U JP6181988U JPH01166272U JP H01166272 U JPH01166272 U JP H01166272U JP 6181988 U JP6181988 U JP 6181988U JP 6181988 U JP6181988 U JP 6181988U JP H01166272 U JPH01166272 U JP H01166272U
- Authority
- JP
- Japan
- Prior art keywords
- air pressure
- opening
- combustion engine
- poppet valve
- 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 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Fuel-Injection Apparatus (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の構成概念図、第２図はその実
施例の機械的構成の概略図、第３図は同じく補正
処理内容の一例を表す流れ図、第４図、第５図は
それぞれその補正処理動作を表す説明図である。
第６図は従来例を示す機械的構成の概略図である
。
１…燃料噴射装置、２Ａ…ノズル部、４…ポペ
ツトバルブ、８…燃料調量弁、１１…空気供給源
、１６…回転センサ、１７…負荷センサ、２１…
運転状態検出手段、２２…噴射制御手段、２３…
駆動手段、２４…空気圧検出手段、２５…噴射時
期補正手段、３５…空気導入通路、３６…圧力セ
ンサ、３７…制御回路、３８…ランプ、３９…ブ
ザー。
Fig. 1 is a conceptual diagram of the structure of the present invention, Fig. 2 is a schematic diagram of the mechanical structure of the embodiment, Fig. 3 is a flowchart showing an example of the correction processing contents, and Figs. 4 and 5 are respectively the same. It is an explanatory diagram showing correction processing operation.
FIG. 6 is a schematic diagram of a mechanical configuration showing a conventional example. DESCRIPTION OF SYMBOLS 1...Fuel injection device, 2A...Nozzle part, 4...Poppet valve, 8...Fuel metering valve, 11...Air supply source, 16...Rotation sensor, 17...Load sensor, 21...
Operating state detection means, 22... Injection control means, 23...
Drive means, 24... Air pressure detection means, 25... Injection timing correction means, 35... Air introduction passage, 36... Pressure sensor, 37... Control circuit, 38... Lamp, 39... Buzzer.
Claims (1)
挿通してその燃焼室側開口部を開閉するポペツト
バルブとを備え、前記ノズル部に加圧空気供給源
と燃料調量弁をそれぞれ接続し、前記ポペツトバ
ルブの開弁により前記ノズル部から燃焼室に加圧
空気と共に燃料を噴射するように構成された内燃
機関の燃料噴射装置において、内燃機関の運転状
態を検出する運転状態検出手段と、この運転状態
検出手段からの検出信号に応じて燃料噴射時期を
決定する噴射制御手段と、この噴射制御手段の出
力に基づいて前記ポペツトバルブを開弁する駆動
手段とを設けるとともに、前記ノズル部に導かれ
る空気圧を検出する空気圧検出手段と、この検出
した空気圧が所定値より低いときに前記噴射時期
を進角側に補正する噴射時期補正手段を設けたこ
とを特徴とする内燃機関の燃料噴射装置。 A nozzle part opening into the combustion chamber, and a poppet valve inserted into the nozzle part to open and close the combustion chamber side opening, a pressurized air supply source and a fuel metering valve are respectively connected to the nozzle part, In a fuel injection device for an internal combustion engine configured to inject fuel together with pressurized air from the nozzle portion into a combustion chamber by opening a poppet valve, an operating state detection means for detecting an operating state of the internal combustion engine; An injection control means for determining the fuel injection timing according to a detection signal from the detection means, and a drive means for opening the poppet valve based on the output of the injection control means are provided, and the air pressure guided to the nozzle portion is controlled. A fuel injection device for an internal combustion engine, comprising an air pressure detection means for detecting air pressure, and an injection timing correction means for correcting the injection timing to an advanced side when the detected air pressure is lower than a predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6181988U JPH01166272U (en) | 1988-05-11 | 1988-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6181988U JPH01166272U (en) | 1988-05-11 | 1988-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01166272U true JPH01166272U (en) | 1989-11-21 |
Family
ID=31287465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6181988U Pending JPH01166272U (en) | 1988-05-11 | 1988-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01166272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04237870A (en) * | 1991-01-21 | 1992-08-26 | Mazda Motor Corp | Engine controller |
-
1988
- 1988-05-11 JP JP6181988U patent/JPH01166272U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04237870A (en) * | 1991-01-21 | 1992-08-26 | Mazda Motor Corp | Engine controller |