JPS61118942U - - Google Patents
Info
- Publication number
- JPS61118942U JPS61118942U JP188185U JP188185U JPS61118942U JP S61118942 U JPS61118942 U JP S61118942U JP 188185 U JP188185 U JP 188185U JP 188185 U JP188185 U JP 188185U JP S61118942 U JPS61118942 U JP S61118942U
- Authority
- JP
- Japan
- Prior art keywords
- deceleration
- engine
- predetermined
- internal combustion
- operating state
- 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
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims 2
- 230000002596 correlated effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図はこの考案の一実施例に関する電子制御
燃料噴射装置の概念的構成図である。第２図は減
速時の燃料噴射量Ｔｐの変化を表す線図である。
第３図は前記実施例の制御動作内容の一例を示す
流れ図である。第４図は従来例の制御動作内容を
示す流れ図、第５図はその減速過程でのトルク変
動の様子を説明するための線図である。第６図は
この考案の概念的な構成図である。
１……アイドルスイツチ、２……回転数センサ
、３……エアフローメータ、４……制御回路、５
……電磁燃料噴射弁。
FIG. 1 is a conceptual diagram of an electronically controlled fuel injection system according to an embodiment of this invention. FIG. 2 is a diagram showing changes in the fuel injection amount Tp during deceleration.
FIG. 3 is a flowchart showing an example of the control operation contents of the embodiment. FIG. 4 is a flowchart showing the content of the control operation in the conventional example, and FIG. 5 is a diagram for explaining the state of torque fluctuation during the deceleration process. FIG. 6 is a conceptual block diagram of this invention. 1... Idle switch, 2... Rotation speed sensor, 3... Air flow meter, 4... Control circuit, 5
...Electromagnetic fuel injection valve.
Claims (1)
段からの信号に基づき所定の減速時に燃料供給を
停止する制御手段とを備えた内燃機関において、
機関軸トルクに相関する所定の運転状態信号を供
給する手段を設けるとともに、減速時に前記運転
状態信号に基づき軸トルクが所定値以下となつた
とき燃料供給を停止するように前記制御手段を形
成したことを特徴とする内燃機関の減速時燃料遮
断装置。 An internal combustion engine comprising means for detecting a deceleration state of the engine, and a control means for stopping fuel supply at a predetermined deceleration based on a signal from the detection means,
Means for supplying a predetermined operating state signal correlated to the engine shaft torque is provided, and the control means is configured to stop fuel supply when the shaft torque becomes less than a predetermined value based on the operating state signal during deceleration. A fuel cutoff device during deceleration of an internal combustion engine, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP188185U JPS61118942U (en) | 1985-01-11 | 1985-01-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP188185U JPS61118942U (en) | 1985-01-11 | 1985-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61118942U true JPS61118942U (en) | 1986-07-26 |
Family
ID=30475029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP188185U Pending JPS61118942U (en) | 1985-01-11 | 1985-01-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61118942U (en) |
-
1985
- 1985-01-11 JP JP188185U patent/JPS61118942U/ja active Pending
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