JPS6386343U - - Google Patents
Info
- Publication number
- JPS6386343U JPS6386343U JP18035786U JP18035786U JPS6386343U JP S6386343 U JPS6386343 U JP S6386343U JP 18035786 U JP18035786 U JP 18035786U JP 18035786 U JP18035786 U JP 18035786U JP S6386343 U JPS6386343 U JP S6386343U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- boost pressure
- control valve
- detected
- sensor
- 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 3
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims 3
- 239000000446 fuel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Description
第１図はこの考案の一実施例を示す構成説明図
、第２図はこの実施例の制御プログラムを示すフ
ローチヤート、第３図は目標過給圧のデータテー
ブルを示す説明図、第４図はこの実施例における
過給圧特性を示す特性図、第５図は従来における
過給圧制御装置の過給圧特性を示す特性図、第６
図は機械式過給機を用いた内燃機関における適正
点火時期、適正過給圧及び軸トルクを示す特性図
である。
１……機械式過給機、３……内燃機関、１７…
…コントロールユニツト、１８……電磁クラツチ
、２０……バイパス通路、２１……制御弁、２６
……第２圧力センサ、３３……第１浮子、３４…
…第２浮子、３５……第１スイツチ、３６……第
２スイツチ。
Fig. 1 is a configuration explanatory diagram showing an embodiment of this invention, Fig. 2 is a flowchart showing a control program of this embodiment, Fig. 3 is an explanatory diagram showing a data table of target boost pressure, and Fig. 4 is a characteristic diagram showing the boost pressure characteristics in this embodiment, FIG. 5 is a characteristic diagram showing the boost pressure characteristics of a conventional boost pressure control device, and FIG.
The figure is a characteristic diagram showing proper ignition timing, proper boost pressure, and shaft torque in an internal combustion engine using a mechanical supercharger. 1... Mechanical supercharger, 3... Internal combustion engine, 17...
... Control unit, 18 ... Electromagnetic clutch, 20 ... Bypass passage, 21 ... Control valve, 26
...Second pressure sensor, 33...First float, 34...
...Second float, 35...First switch, 36...Second switch.
Claims (1)
設された制御弁と、上記過給機の出口側に配設さ
れた圧力センサと、燃料のオクタン価を検出する
オクタン価センサと、検出したオクタン価と機関
回転速度とに基づいて目標過給圧を設定する手段
と、この目標過給圧と上記圧力センサの検出圧力
とに基づいて上記制御弁の開度を制御する制御手
段とを備えてなる内燃機関の過給圧制御装置。 A control valve disposed in a bypass passage that bypasses the mechanical supercharger, a pressure sensor disposed on the outlet side of the supercharger, an octane sensor that detects the octane number of the fuel, and the detected octane number and engine. an internal combustion engine comprising: means for setting a target boost pressure based on the rotational speed; and a control means for controlling the opening degree of the control valve based on the target boost pressure and the pressure detected by the pressure sensor. boost pressure control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18035786U JPS6386343U (en) | 1986-11-22 | 1986-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18035786U JPS6386343U (en) | 1986-11-22 | 1986-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6386343U true JPS6386343U (en) | 1988-06-06 |
Family
ID=31124240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18035786U Pending JPS6386343U (en) | 1986-11-22 | 1986-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6386343U (en) |
-
1986
- 1986-11-22 JP JP18035786U patent/JPS6386343U/ja active Pending
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