JPS6441643U - - Google Patents
Info
- Publication number
- JPS6441643U JPS6441643U JP13692087U JP13692087U JPS6441643U JP S6441643 U JPS6441643 U JP S6441643U JP 13692087 U JP13692087 U JP 13692087U JP 13692087 U JP13692087 U JP 13692087U JP S6441643 U JPS6441643 U JP S6441643U
- Authority
- JP
- Japan
- Prior art keywords
- internal combustion
- idle
- combustion engine
- operating
- timer
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 239000000446 fuel Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案に係る内燃機関の燃料供給制御
装置の一実施例を示すブロツク図、第２図は第１
図の電子コントロールユニツトの内部構成を一具
体例を示すブロツク図、第３図は電子コントロー
ルユニツトによるアイドル時のリーン化係数設定
サブルーチンの一例を示すフローチヤートである
。
１……内燃機関、４……スロツトル弁開度セン
サ、５……ＥＣＵ、６……燃料噴射弁、８……吸
気管内絶対圧センサ、１１……機関回転角度位置
センサ、５１１，５１２……タイマ。
FIG. 1 is a block diagram showing one embodiment of the fuel supply control device for an internal combustion engine according to the present invention, and FIG.
FIG. 3 is a block diagram showing a specific example of the internal structure of the electronic control unit shown in FIG. 1... Internal combustion engine, 4... Throttle valve opening sensor, 5... ECU, 6... Fuel injection valve, 8... Intake pipe absolute pressure sensor, 11... Engine rotation angle position sensor, 511, 512... timer.
Claims (1)
ル運転領域判別手段と、該アイドル運転領域判別
手段の出力に応じて内燃機関が前記アイドル運転
領域にあるとき該機関に供給する燃料量を減量補
正する燃料減量補正手段とを備えた内燃機関の燃
料供給制御装置において、前記アイドル運転領域
判別手段の出力に応じて内燃機関の運転状態がア
イドル運転領域を逸脱したときに作動を開始する
第１のタイマと、前記アイドル運転領域判別手段
の出力に応じて内燃機関の運転状態がアイドル運
転領域に突入したときに作動を開始する第２のタ
イマと、前記第１のタイマの計測による第１の所
定時間経過後に内燃機関の運転状態が前記アイド
ル運転領域に突入したときに、前記第２のタイマ
による計測が第２の所定時間を経過するまでの間
前記燃料減量補正手段を作動させる作動制御手段
とを備えることを特徴とする内燃機関の燃料供給
制御装置。 Idle operating region determining means for determining the idle operating region of the internal combustion engine; and fuel reduction for correcting the amount of fuel supplied to the engine when the internal combustion engine is in the idle operating region in accordance with the output of the idle operating region determining means. a first timer that starts operating when the operating state of the internal combustion engine deviates from the idle operating range according to the output of the idle operating range determining means; a second timer that starts operating when the operating state of the internal combustion engine enters the idle operating region according to the output of the idle operating region determining means; and after a first predetermined time period measured by the first timer has elapsed. and operation control means for operating the fuel reduction correction means until a second predetermined time has elapsed as measured by the second timer when the operating state of the internal combustion engine enters the idle operation region. A fuel supply control device for an internal combustion engine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13692087U JPS6441643U (en) | 1987-09-08 | 1987-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13692087U JPS6441643U (en) | 1987-09-08 | 1987-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6441643U true JPS6441643U (en) | 1989-03-13 |
Family
ID=31397877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13692087U Pending JPS6441643U (en) | 1987-09-08 | 1987-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6441643U (en) |
-
1987
- 1987-09-08 JP JP13692087U patent/JPS6441643U/ja active Pending