JPH0452536U - - Google Patents
Info
- Publication number
- JPH0452536U JPH0452536U JP9334090U JP9334090U JPH0452536U JP H0452536 U JPH0452536 U JP H0452536U JP 9334090 U JP9334090 U JP 9334090U JP 9334090 U JP9334090 U JP 9334090U JP H0452536 U JPH0452536 U JP H0452536U
- Authority
- JP
- Japan
- Prior art keywords
- detection means
- control valve
- exhaust system
- detecting
- fixed
- 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 description 14
- 230000005540 biological transmission Effects 0.000 claims 3
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
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、本考案の第１実施例から第４実施例
に共通する全体概念図、第２図は、本考案の第１
実施例の制御内容を示すフローチヤート、第３図
は、本考案の第２実施例の制御内容を示すフロー
チヤート、第４図は、本考案の第３実施例の制御
内容を示すフローチヤート、第５図は、本考案の
第４実施例の制御内容を示すフローチヤート、第
６図は、本考案の第５実施例を示す全体概念図で
ある。
１……エンジン、１０……制御バルブ、１１…
…排気系、１５……コントローラ（制御手段）、
１６……回転数センサ（エンジン回転数検出手段
）、１７……ブーストセンサ（過給圧検出手段）
、１８……ブレーキスイツチ（ブレーキ操作検出
手段）、１９……スロツトルポジシヨンセンサ（
アクセル操作検出手段）、２１……ギヤポジシヨ
ンセンサ（ギヤ固定検出手段）、２２……Ａ／Ｔ
モードスイツチ（ギヤ固定検出手段）、Ｒ……エ
ンジン回転数、Ｐ……過給圧。
FIG. 1 is an overall conceptual diagram common to the first to fourth embodiments of the present invention, and FIG. 2 is a general conceptual diagram common to the first to fourth embodiments of the present invention.
FIG. 3 is a flowchart showing the control contents of the second embodiment of the present invention; FIG. 4 is a flowchart showing the control contents of the third embodiment of the present invention; FIG. 5 is a flowchart showing the control contents of the fourth embodiment of the present invention, and FIG. 6 is an overall conceptual diagram showing the fifth embodiment of the present invention. 1...Engine, 10...Control valve, 11...
...exhaust system, 15...controller (control means),
16... Rotation speed sensor (engine rotation speed detection means), 17... Boost sensor (supercharging pressure detection means)
, 18... Brake switch (brake operation detection means), 19... Throttle position sensor (
accelerator operation detection means), 21...gear position sensor (gear fixing detection means), 22...A/T
Mode switch (gear fixation detection means), R...Engine speed, P...Supercharging pressure.
Claims (1)
る一方、エンジン回転数と過給圧とを検出する検
出手段が設けられ、該検出手段により検出された
前記エンジン回転数と過給圧とが所定値以上であ
るとき、前記制御バルブを開作動させて、前記排
気系の排圧を低下させる自動車用制御型排気装置
において、オートマチツクトランスミツシヨンが
一定のギヤ位置に固定されたことを検出するギヤ
固定検出手段と、アクセルペダルの操作状態を検
出するアクセル操作検出手段とが設けられ、前記
オートマチツクトランスミツシヨンが一定のギヤ
位置に固定され、かつ、前記アクセルペダルが操
作状態にあるとき、前記ギヤ固定検出手段とアク
セル操作検出手段からの検出信号に応答して、前
記制御バルブを強制的に開作動させる制御手段が
設けられたことを特徴とする自動車用制御型排気
装置。 (2) 前記制御手段は、前記オートマチツクトラ
ンスミツシヨンが一定のギヤ位置に固定され、か
つ、前記アクセルペダルが操作状態にあり、加え
て前記エンジン回転数が所定値以上であるとき、
前記制御バルブを強制的に開作動させることを特
徴とする請求項１記載の自動車用制御型排気装置
。 (3) ブレーキペダルの踏み込み操作を検出する
ブレーキ操作検出手段がさらに設けられ、前記制
御手段は、前記制御バルブを強制的に開作動させ
た後、前記ブレーキペダルが踏み込み操作された
とき、前記ブレーキ操作検出手段からの出力に応
答して、前記制御バルブを強制的に閉作動させる
ことを特徴とする請求項１または２記載の自動車
用制御型排気装置。[Claims for Utility Model Registration] (1) A control valve is interposed in the exhaust system of the engine, and a detection means for detecting the engine speed and boost pressure is provided, and the In a controlled exhaust system for an automobile, the control valve opens the control valve to lower the exhaust pressure in the exhaust system when the engine speed and boost pressure are above a predetermined value. gear fixation detection means for detecting that the automatic transmission is fixed at a gear position; and accelerator operation detection means for detecting an operation state of an accelerator pedal; the automatic transmission is fixed at a fixed gear position, and The vehicle is characterized by further comprising a control means for forcibly opening the control valve in response to detection signals from the gear fixation detection means and the accelerator operation detection means when the accelerator pedal is in an operating state. Controlled exhaust system for automobiles. (2) When the automatic transmission is fixed at a certain gear position, the accelerator pedal is in an operating state, and the engine speed is above a predetermined value, the control means
The controlled exhaust system for a motor vehicle according to claim 1, wherein the control valve is forcibly opened. (3) Brake operation detection means for detecting a depression operation of a brake pedal is further provided, and the control means detects the brake operation when the brake pedal is depressed after the control valve is forcibly opened. 3. The controlled exhaust system for a motor vehicle according to claim 1, wherein said control valve is forcibly closed in response to an output from an operation detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9334090U JPH0452536U (en) | 1990-09-05 | 1990-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9334090U JPH0452536U (en) | 1990-09-05 | 1990-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452536U true JPH0452536U (en) | 1992-05-06 |
Family
ID=31830464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9334090U Pending JPH0452536U (en) | 1990-09-05 | 1990-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452536U (en) |
-
1990
- 1990-09-05 JP JP9334090U patent/JPH0452536U/ja active Pending
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