JPH0452543U - - Google Patents
Info
- Publication number
- JPH0452543U JPH0452543U JP9589190U JP9589190U JPH0452543U JP H0452543 U JPH0452543 U JP H0452543U JP 9589190 U JP9589190 U JP 9589190U JP 9589190 U JP9589190 U JP 9589190U JP H0452543 U JPH0452543 U JP H0452543U
- Authority
- JP
- Japan
- Prior art keywords
- determination means
- predetermined value
- control valve
- engine
- determined
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 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、本考案が適用されたエンジンの吸気
系統の構成図であり、第２図は、エンジン回転速
度と流量制御弁の流量の関係を示すグラフであり
、第３図は、流量制御弁の制御手順を示すフロー
図である。
１……エンジン本体、２……吸気ポート、３…
…吸気マニホールド、４……スロツトルボデイ、
５……エアクリーナ、６……スロツトル弁、７…
…可変ジエツト、８……スローエア通路、９……
流量制御弁、１０……補助空気導入通路、１１…
…電子制御ユニツト。
Fig. 1 is a configuration diagram of the intake system of an engine to which the present invention is applied, Fig. 2 is a graph showing the relationship between the engine rotation speed and the flow rate of the flow control valve, and Fig. 3 is a graph showing the relationship between the engine speed and the flow rate of the flow control valve. FIG. 3 is a flow diagram showing a valve control procedure. 1...Engine body, 2...Intake port, 3...
...Intake manifold, 4...Throttle body,
5... Air cleaner, 6... Throttle valve, 7...
...Variable jet, 8...Slow air passage, 9...
Flow rate control valve, 10... Auxiliary air introduction passage, 11...
...Electronic control unit.
Claims (1)
空気を供給する通路に設けられる流量制御弁を制
御するための補助空気流量制御装置であつて、 エンジン回転速度を検出する回転速度検出手段
にて求めたエンジン回転速度が所定値以上か否か
を判別するための第１の判別手段と、 エンジン振動の大きさを検出するエンジン振動
量検出手段にて求めたエンジン振動量が所定値以
下か否かを判別するための第２の判別手段と、 第１の判別手段の出力が所定値以上と判別され
た時に流量制御弁を全閉に設定するための流量制
御弁保護手段と、 第２の判別手段の出力が所定値以下と判別され
た時に流量制御弁保護手段の作動を禁止するため
の解除手段とを有することを特徴とする内燃機関
の補助空気流量制御装置。[Claims for Utility Model Registration] An auxiliary air flow rate control device for controlling a flow rate control valve provided in a passage that bypasses a throttle valve and supplies auxiliary air to an intake port, the rotation detecting the engine rotation speed. a first determination means for determining whether the engine rotational speed determined by the speed detection means is equal to or higher than a predetermined value; and an engine vibration amount determined by the engine vibration amount detection means for detecting the magnitude of engine vibration. a second determination means for determining whether the output of the first determination means is equal to or less than a predetermined value; and a flow control valve protection means for setting the flow control valve to be fully closed when the output of the first determination means is determined to be equal to or greater than the predetermined value. An auxiliary air flow rate control device for an internal combustion engine, comprising: a release means for prohibiting operation of the flow control valve protection means when the output of the second determination means is determined to be less than a predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9589190U JPH0452543U (en) | 1990-09-12 | 1990-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9589190U JPH0452543U (en) | 1990-09-12 | 1990-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452543U true JPH0452543U (en) | 1992-05-06 |
Family
ID=31834983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9589190U Pending JPH0452543U (en) | 1990-09-12 | 1990-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452543U (en) |
-
1990
- 1990-09-12 JP JP9589190U patent/JPH0452543U/ja active Pending