JPS5866115U - Boost pressure control device for supercharged engines - Google Patents
Boost pressure control device for supercharged enginesInfo
- Publication number
- JPS5866115U JPS5866115U JP16115481U JP16115481U JPS5866115U JP S5866115 U JPS5866115 U JP S5866115U JP 16115481 U JP16115481 U JP 16115481U JP 16115481 U JP16115481 U JP 16115481U JP S5866115 U JPS5866115 U JP S5866115U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- boost pressure
- pressure control
- relief hole
- supercharged engines
- 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
Landscapes
- Supercharger (AREA)
- Lift Valve (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案による過給圧制御装置を備えた過給機付
エンジンの概略説明図、第２図は第１図のウェストゲー
トバルブの第１実施例を示す要部拡大断面図、第３図は
ウェストゲートバルブの第２実施例を示す要部拡大断面
図、第４図はウェストゲートバルブのストロークに対す
る開口面積の特性図、第５図はアクチュエータの開弁圧
に対する開口面積の特性図、第６図はエンジン回転数に
対する過給圧及びトルク特性図である。
１・・・・・・エンジン、２・・・・・・吸気通路、３
・・・・・・排気通路、７・・・・・・過給機、８・・
・・・・コンプレッサ、９・・・・・・タービン、１０
・・・・・・バイパス通路、１１・・・・・・逃がし穴
、１２・・・・・・ウェストゲートバルブ、１３・・・
・・・アクチュエータ、１７・・・・・・スプリング、
１９・・・・・・環状突起。1 is a schematic explanatory diagram of a supercharged engine equipped with a boost pressure control device according to the present invention; FIG. 2 is an enlarged cross-sectional view of essential parts showing a first embodiment of the waste gate valve of FIG. Figure 3 is an enlarged cross-sectional view of the main part showing the second embodiment of the waste gate valve, Figure 4 is a characteristic diagram of the opening area with respect to the stroke of the waste gate valve, and Figure 5 is a characteristic diagram of the opening area with respect to the valve opening pressure of the actuator. , FIG. 6 is a diagram showing boost pressure and torque characteristics with respect to engine speed. 1...Engine, 2...Intake passage, 3
...Exhaust passage, 7...Supercharger, 8...
...Compressor, 9...Turbine, 10
...Bypass passage, 11...Escape hole, 12...Wastegate valve, 13...
...Actuator, 17...Spring,
19... Annular process.
Claims (1)
穴を開閉するウェストゲートバルブを有する過給機付エ
ンジンの過給圧制御装置において、上記逃がし穴の直径
よりも小さい直径の環状突起゛を上記ウェストゲートバ
ルブに設けて、バルブストロークの中間部分において同
バルブストロークに対する上記逃がし穴の開口面積を略
一定にするように構成したことを特徴とする過給機付エ
ンジンの過給圧制御装置。In a boost pressure control device for a supercharged engine having a wastegate valve that opens and closes a relief hole for allowing a portion of exhaust gas to bypass a supercharger, an annular protrusion having a diameter smaller than the diameter of the relief hole is provided. is provided in the waste gate valve, and the opening area of the relief hole for the same valve stroke is made substantially constant in the middle part of the valve stroke. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16115481U JPS5866115U (en) | 1981-10-30 | 1981-10-30 | Boost pressure control device for supercharged engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16115481U JPS5866115U (en) | 1981-10-30 | 1981-10-30 | Boost pressure control device for supercharged engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5866115U true JPS5866115U (en) | 1983-05-06 |
Family
ID=29953534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16115481U Pending JPS5866115U (en) | 1981-10-30 | 1981-10-30 | Boost pressure control device for supercharged engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5866115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011179401A (en) * | 2010-03-01 | 2011-09-15 | Mitsubishi Heavy Ind Ltd | Waste gate valve device |
| JP2018537614A (en) * | 2015-12-21 | 2018-12-20 | アイ・エイチ・アイ チャージング システムズ インターナショナル ゲーエムベーハー | Exhaust circulation part of exhaust turbine supercharger and method of operating exhaust turbine supercharger |
-
1981
- 1981-10-30 JP JP16115481U patent/JPS5866115U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011179401A (en) * | 2010-03-01 | 2011-09-15 | Mitsubishi Heavy Ind Ltd | Waste gate valve device |
| JP2018537614A (en) * | 2015-12-21 | 2018-12-20 | アイ・エイチ・アイ チャージング システムズ インターナショナル ゲーエムベーハー | Exhaust circulation part of exhaust turbine supercharger and method of operating exhaust turbine supercharger |
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