JPS61151052U - - Google Patents
Info
- Publication number
- JPS61151052U JPS61151052U JP3334585U JP3334585U JPS61151052U JP S61151052 U JPS61151052 U JP S61151052U JP 3334585 U JP3334585 U JP 3334585U JP 3334585 U JP3334585 U JP 3334585U JP S61151052 U JPS61151052 U JP S61151052U
- Authority
- JP
- Japan
- Prior art keywords
- acceleration
- fuel injection
- rate
- increase rate
- increase
- 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 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 230000001133 acceleration Effects 0.000 claims 7
- 230000003247 decreasing effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の構成を示す機能ブロツク図、
第２図は本考案の一実施例を示す機関の概略図、
第３図は制御内容を示すフローチヤート、第４図
は制御特性図である。
１……内燃機関、４……スロツトル弁、５……
燃料噴射弁、８……コントロールユニツト、９…
…スロツトル弁開度センサ。
Figure 1 is a functional block diagram showing the configuration of the present invention.
FIG. 2 is a schematic diagram of an engine showing an embodiment of the present invention;
FIG. 3 is a flowchart showing control details, and FIG. 4 is a control characteristic diagram. 1... Internal combustion engine, 4... Throttle valve, 5...
Fuel injection valve, 8... Control unit, 9...
...Throttle valve opening sensor.
Claims (1)
定する加速状態判定手段と、加速中に該加速中一
定の増量率を設定する加速中増量率設定手段と、
加速後に増量率が所定値以下となるまで増量率を
所定の第１の減少率で時間経過と共に減少させて
増量率を設定する第１の加速後増量率設定手段と
、加速後に増量率が所定値以下となつてから実質
的に零となるまで増量率を前記第１の減少率より
も小さい所定の第２の減少率で時間経過と共に減
少させて増量率を設定する第２の加速後増量率設
定手段と、吸入空気量に対応して定められる基本
燃料噴射量を加速中及び加速後に前記３つの設定
手段のいずれか１つにより設定された増量率で補
正して燃料噴射量を演算する燃料噴射量演算手段
と、この燃料噴射量に相当するパルス巾をもつパ
ルス信号を機関回転に同期して間欠的に出力する
パルス信号出力手段と、このパルス信号に応じた
量の燃料を機関吸気通路に噴射供給する燃料噴射
弁とを備えてなる内燃機関の電子制御燃料噴射装
置における加速増量装置。 an acceleration state determining means for determining an acceleration state based on a change in throttle valve opening; and an acceleration increasing rate setting means for setting a constant increasing rate during acceleration;
a first post-acceleration increase rate setting means for setting an increase rate by decreasing the increase rate over time at a first predetermined decrease rate until the increase rate becomes equal to or less than a predetermined value after acceleration; a second post-acceleration increase in which the increase rate is set by decreasing the increase rate over time at a predetermined second decrease rate smaller than the first decrease rate until the value becomes substantially zero; The fuel injection amount is calculated by correcting the basic fuel injection amount determined in accordance with the rate setting means and the intake air amount with the increase rate set by any one of the three setting means during and after acceleration. a fuel injection amount calculation means; a pulse signal output means for intermittently outputting a pulse signal having a pulse width corresponding to the fuel injection amount in synchronization with engine rotation; and a pulse signal output means for intermittently outputting a pulse signal having a pulse width corresponding to the fuel injection amount; An acceleration increase device in an electronically controlled fuel injection device for an internal combustion engine, which includes a fuel injection valve that supplies injection to a passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3334585U JPS61151052U (en) | 1985-03-11 | 1985-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3334585U JPS61151052U (en) | 1985-03-11 | 1985-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61151052U true JPS61151052U (en) | 1986-09-18 |
Family
ID=30535709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3334585U Pending JPS61151052U (en) | 1985-03-11 | 1985-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61151052U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6460739A (en) * | 1987-08-31 | 1989-03-07 | Japan Electronic Control Syst | Fuel supply control device for internal combustion engine |
| JPH01113549A (en) * | 1987-10-27 | 1989-05-02 | Japan Electron Control Syst Co Ltd | Internal combustion engine fuel supply system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58144634A (en) * | 1982-02-23 | 1983-08-29 | Toyota Motor Corp | Method for electronically controlling fuel injection in internal-combustion engine |
| JPS58214629A (en) * | 1982-06-09 | 1983-12-13 | Japan Electronic Control Syst Co Ltd | Electronically controlled fuel injection system for internal combustion engines |
-
1985
- 1985-03-11 JP JP3334585U patent/JPS61151052U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58144634A (en) * | 1982-02-23 | 1983-08-29 | Toyota Motor Corp | Method for electronically controlling fuel injection in internal-combustion engine |
| JPS58214629A (en) * | 1982-06-09 | 1983-12-13 | Japan Electronic Control Syst Co Ltd | Electronically controlled fuel injection system for internal combustion engines |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6460739A (en) * | 1987-08-31 | 1989-03-07 | Japan Electronic Control Syst | Fuel supply control device for internal combustion engine |
| JPH01113549A (en) * | 1987-10-27 | 1989-05-02 | Japan Electron Control Syst Co Ltd | Internal combustion engine fuel supply system |
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