JPH035935U - - Google Patents
Info
- Publication number
- JPH035935U JPH035935U JP6242889U JP6242889U JPH035935U JP H035935 U JPH035935 U JP H035935U JP 6242889 U JP6242889 U JP 6242889U JP 6242889 U JP6242889 U JP 6242889U JP H035935 U JPH035935 U JP H035935U
- Authority
- JP
- Japan
- Prior art keywords
- supercharger
- relief passage
- turbo
- turbine
- mechanical supercharger
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第1図はこの考案の装置の概略構成図。第2図
はこの考案の装置の作動を説明するフローチヤー
ト。第3図はこの考案の装置の作動を説明するタ
イミング図。第4図はタービン通過ガス量とター
ビン回転数との関係を示すグラフ。第5図は全過
給に占めるターボ式過給機の過給割合をエンジン
回転数に対して示すグラフ。
10……エンジン本体、12……ピストン、1
4……クランク軸、23……スロツトル弁、32
……ターボ式過給機、40……ウエストゲート弁
、44……アクチユエータ、50……機械式過給
機、60……バイパス通路、62……通路切替弁
、66……アクチユエータ、68……第1切替弁
、70……リリーフ通路、72……チエツク弁、
74……過給圧制御弁、78……アクチユエータ
、80……第2切替弁、82……第1圧力センサ
、84……第2圧力センサ、87……制御回路。
FIG. 1 is a schematic configuration diagram of the device of this invention. FIG. 2 is a flowchart explaining the operation of the device of this invention. FIG. 3 is a timing diagram illustrating the operation of the device of this invention. FIG. 4 is a graph showing the relationship between the amount of gas passing through the turbine and the turbine rotation speed. FIG. 5 is a graph showing the supercharging ratio of the turbo supercharger to the total supercharging versus engine speed. 10...Engine body, 12...Piston, 1
4... Crankshaft, 23... Throttle valve, 32
... Turbo supercharger, 40 ... Waste gate valve, 44 ... Actuator, 50 ... Mechanical supercharger, 60 ... Bypass passage, 62 ... Passage switching valve, 66 ... Actuator, 68 ... First switching valve, 70... relief passage, 72... check valve,
74...Supercharging pressure control valve, 78...Actuator, 80...Second switching valve, 82...First pressure sensor, 84...Second pressure sensor, 87...Control circuit.
Claims (1)
テムにおいて、機械式過給機の下流をターボ式過
給機のタービンの上流の排気通路に接続するリリ
ーフ通路を具備し、該リリーフ通路に排気ガスの
逆流を防止するためチエツク弁を設けたことを特
徴とする複合過給内燃機関における過給制御装置
。 A system including a turbo supercharger and a mechanical supercharger, comprising a relief passage connecting a downstream side of the mechanical supercharger to an exhaust passage upstream of a turbine of the turbo supercharger, the relief passage A supercharging control device for a compound supercharged internal combustion engine, characterized in that a check valve is provided to prevent backflow of exhaust gas.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989062428U JP2501865Y2 (en) | 1989-05-31 | 1989-05-31 | Supercharging control device for combined supercharging internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989062428U JP2501865Y2 (en) | 1989-05-31 | 1989-05-31 | Supercharging control device for combined supercharging internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH035935U true JPH035935U (en) | 1991-01-21 |
JP2501865Y2 JP2501865Y2 (en) | 1996-06-19 |
Family
ID=31591567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989062428U Expired - Lifetime JP2501865Y2 (en) | 1989-05-31 | 1989-05-31 | Supercharging control device for combined supercharging internal combustion engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2501865Y2 (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61167430U (en) * | 1985-04-06 | 1986-10-17 |
-
1989
- 1989-05-31 JP JP1989062428U patent/JP2501865Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61167430U (en) * | 1985-04-06 | 1986-10-17 |
Also Published As
Publication number | Publication date |
---|---|
JP2501865Y2 (en) | 1996-06-19 |
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