JPH0345428U - - Google Patents
Info
- Publication number
- JPH0345428U JPH0345428U JP10534889U JP10534889U JPH0345428U JP H0345428 U JPH0345428 U JP H0345428U JP 10534889 U JP10534889 U JP 10534889U JP 10534889 U JP10534889 U JP 10534889U JP H0345428 U JPH0345428 U JP H0345428U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust valve
- duty ratio
- motor
- target opening
- engine
- 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
- 230000010354 integration Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は同上の作用を説明するための図、第３図は排
気バルブ設定装置の従来例を示す構成図、第４図
は同上の作用を説明するための図である。
１１……モータ、１２……パルス幅変調器、１
３……ポテンシヨメータ、１４……制御装置、１
５……コンデンサ、１６，１７……抵抗。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figures are diagrams for explaining the same operation as above, FIG. 3 is a block diagram showing a conventional example of an exhaust valve setting device, and FIG. 4 is a diagram for explaining the same operation. 11...Motor, 12...Pulse width modulator, 1
3... Potentiometer, 14... Control device, 1
5... Capacitor, 16, 17... Resistor.
Claims (1)
る排気バルブと、該排気バルブを開閉駆動するモ
ータと、エンジンの運転状態に応じて前記排気バ
ルブの目標開度を設定する目標開度設定手段と、
設定された目標開度に対応するデユーテイ比を設
定するデユーテイ比設定手段と、前記モータに出
力されるデユーテイ信号を積分する積分手段と、
該積分手段の積分結果に基づいて前記設定された
デユーテイ比を減少すべく補正する補正手段と、
補正されたデユーテイ比のデユーテイ信号を前記
モータに出力する信号出力手段と、を備えたこと
を特徴とする２サイクルエンジンの排気バルブ制
御装置。 an exhaust valve that variably controls a cross-sectional area of an exhaust passage of an engine; a motor that drives the exhaust valve to open and close; and a target opening setting means that sets a target opening of the exhaust valve according to the operating state of the engine. ,
a duty ratio setting means for setting a duty ratio corresponding to a set target opening degree; an integrating means for integrating a duty signal output to the motor;
correction means for correcting the set duty ratio based on the integration result of the integration means;
An exhaust valve control device for a two-stroke engine, comprising: signal output means for outputting a duty signal having a corrected duty ratio to the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10534889U JPH0345428U (en) | 1989-09-11 | 1989-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10534889U JPH0345428U (en) | 1989-09-11 | 1989-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0345428U true JPH0345428U (en) | 1991-04-26 |
Family
ID=31654110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10534889U Pending JPH0345428U (en) | 1989-09-11 | 1989-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0345428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005151474A (en) * | 2003-11-19 | 2005-06-09 | Canon Inc | Noise filter |
-
1989
- 1989-09-11 JP JP10534889U patent/JPH0345428U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005151474A (en) * | 2003-11-19 | 2005-06-09 | Canon Inc | Noise filter |