JPS6324344U - - Google Patents
Info
- Publication number
- JPS6324344U JPS6324344U JP11752286U JP11752286U JPS6324344U JP S6324344 U JPS6324344 U JP S6324344U JP 11752286 U JP11752286 U JP 11752286U JP 11752286 U JP11752286 U JP 11752286U JP S6324344 U JPS6324344 U JP S6324344U
- Authority
- JP
- Japan
- Prior art keywords
- step motor
- intake air
- air amount
- control circuit
- rotation speed
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案に係わる内燃機関のアイドル回
転速度制御装置の一実施例を示す図で、ステツプ
モータの制御回路図、第２図は同上の制御回路の
作用を説明刷るフローチヤート、第３図は従来の
内燃機関のアイドル回転速度制御装置を適用した
機関全体の概略図、第４図は同上のアイドル回転
速度制御装置におけるステツプモータの制御回路
図、第５図は同上ステツプモータのコイルの駆動
パターンと機関回転数、バイパス空気量及びアイ
ドル回転速度制御弁との関係を示す図である。
１…スロツトルバルブ、２…吸気バイパス通路
、３…アイドル回転速度制御弁、３ａ…吸気量制
御手段、３ｂ…ステツプモータ、４…エアフロメ
ータ、５…クランク角センサ、６…アイドルスイ
ツチ、８…コントロールユニツト、９…ＣＰＵ、
１０…入力回路、１１…ＲＯＭ、１２…ＲＡＭ、
１３〜１６…トランジスタ、１８…出力回路、１
９〜２２…コイル、２３…全閉指示スイツチ。
FIG. 1 is a diagram showing an embodiment of the idle rotation speed control device for an internal combustion engine according to the present invention, in which a control circuit diagram of a step motor is shown, FIG. The figure is a schematic diagram of the entire engine to which a conventional idle speed control device for an internal combustion engine is applied, FIG. 4 is a control circuit diagram of a step motor in the same idle speed control device, and FIG. FIG. 3 is a diagram showing the relationship between a drive pattern, engine speed, bypass air amount, and idle rotation speed control valve. DESCRIPTION OF SYMBOLS 1... Throttle valve, 2... Intake bypass passage, 3... Idle rotation speed control valve, 3a... Intake air amount control means, 3b... Step motor, 4... Air flow meter, 5... Crank angle sensor, 6... Idle switch, 8... Control unit, 9...CPU,
10...Input circuit, 11...ROM, 12...RAM,
13-16...Transistor, 18...Output circuit, 1
9-22...Coil, 23...Full close instruction switch.
Claims (1)
手段と、該吸気量制御手段を駆動するステツプモ
ータと、機関回転状態に応じて該ステツプモータ
の駆動を制御する制御回路と、を備えてなる内燃
機関のアイドル回転速度制御装置において、ステ
ツプモータ駆動信号を機関回転状態と無関係に制
御回路に出力する出段を設け、該制御回路を前記
ステツプモータ駆動信号に基づいて前記バイパス
空気量を最小とする構成にしたことを特徴とする
内燃機関のアイドル回転速度制御装置。 An internal combustion engine comprising an intake air amount control means for controlling the intake air amount during idling, a step motor for driving the intake air amount control means, and a control circuit for controlling the drive of the step motor according to the engine rotational state. In the idle rotation speed control device, an output stage is provided for outputting a step motor drive signal to a control circuit regardless of the engine rotation state, and the control circuit is configured to minimize the amount of bypass air based on the step motor drive signal. An idle rotation speed control device for an internal combustion engine, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986117522U JPH0528367Y2 (en) | 1986-08-01 | 1986-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986117522U JPH0528367Y2 (en) | 1986-08-01 | 1986-08-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6324344U true JPS6324344U (en) | 1988-02-17 |
| JPH0528367Y2 JPH0528367Y2 (en) | 1993-07-21 |
Family
ID=31003118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986117522U Expired - Lifetime JPH0528367Y2 (en) | 1986-08-01 | 1986-08-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0528367Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016205225A (en) * | 2015-04-22 | 2016-12-08 | 本田技研工業株式会社 | Heating device for internal combustion engine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644433A (en) * | 1979-09-20 | 1981-04-23 | Toyota Motor Corp | Method of adjusting idling revolution speed |
| JPS5696126A (en) * | 1979-12-27 | 1981-08-04 | Toyota Motor Corp | Idle rotary speed controller |
| JPS5726238A (en) * | 1980-07-25 | 1982-02-12 | Toyota Motor Corp | Idle rate of revolution controller |
-
1986
- 1986-08-01 JP JP1986117522U patent/JPH0528367Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644433A (en) * | 1979-09-20 | 1981-04-23 | Toyota Motor Corp | Method of adjusting idling revolution speed |
| JPS5696126A (en) * | 1979-12-27 | 1981-08-04 | Toyota Motor Corp | Idle rotary speed controller |
| JPS5726238A (en) * | 1980-07-25 | 1982-02-12 | Toyota Motor Corp | Idle rate of revolution controller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016205225A (en) * | 2015-04-22 | 2016-12-08 | 本田技研工業株式会社 | Heating device for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0528367Y2 (en) | 1993-07-21 |