JPH0243431U - - Google Patents
Info
- Publication number
- JPH0243431U JPH0243431U JP12167588U JP12167588U JPH0243431U JP H0243431 U JPH0243431 U JP H0243431U JP 12167588 U JP12167588 U JP 12167588U JP 12167588 U JP12167588 U JP 12167588U JP H0243431 U JPH0243431 U JP H0243431U
- Authority
- JP
- Japan
- Prior art keywords
- supercharger
- bypass passage
- temperature
- rotor
- switching valve
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000002131 composite material Substances 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の一実施例を適用したエンジン
を示す断面図、第２図は第１図の実施例における
切換弁を示す断面図、第３図は第２図の切換弁の
正面図、第４図は切換弁の他の実施例を示す断面
図、第５図は第４図の切換弁の正面図、第６図は
切換弁を切り換え制御する制御ルーチンの一実施
例のフローチヤート、第７図は切換弁を切り換え
制御する制御ルーチンの他の実施例のフローチヤ
ートである。
１４……吸気通路、１８……ターボチヤージヤ
、２０……スーパーチヤージヤ、２０ａ，２０ｂ
……ロータ、３８……バイパス通路、３９……切
換弁、４１……温度センサ。
Fig. 1 is a sectional view showing an engine to which an embodiment of the present invention is applied, Fig. 2 is a sectional view showing a switching valve in the embodiment of Fig. 1, and Fig. 3 is a front view of the switching valve of Fig. 2. , FIG. 4 is a sectional view showing another embodiment of the switching valve, FIG. 5 is a front view of the switching valve shown in FIG. 4, and FIG. 6 is a flowchart of an embodiment of a control routine for switching and controlling the switching valve. , FIG. 7 is a flowchart of another embodiment of the control routine for switching and controlling the switching valve. 14...Intake passage, 18...Turbocharger, 20...Supercharger, 20a, 20b
...rotor, 38 ... bypass passage, 39 ... switching valve, 41 ... temperature sensor.
Claims (1)
れるとともにその下流側にスーパーチヤージヤが
配設され、該スーパーチヤージヤのロータが合成
樹脂から成る表面を有する内燃機関の複合過給装
置であつて、上記吸気通路のスーパーチヤージヤ
の上流側と下流側を連結するバイパス通路と、上
記吸気通路とバイパス通路の接続部分であつて上
記スーパーチヤージヤの上流側部分に設けられた
切換弁と、上記ターボチヤージヤの吐出空気温度
が上記ロータの表面に影響を及ぼす温度より高い
か否かを判定する温度判定手段とを備え、上記切
換弁は、上記吐出空気温度が上記ロータの表面に
影響を及ぼす温度より高いと判定された時、上記
バイパス通路を開放するとともに上記吸気通路を
閉塞することを特徴とする内燃機関の複合過給装
置。 A composite supercharging device for an internal combustion engine, wherein a turbocharger is provided on the upstream side of an intake passage, and a supercharger is disposed on the downstream side thereof, and the rotor of the supercharger has a surface made of synthetic resin. a bypass passage that connects the upstream and downstream sides of the supercharger; a switching valve that connects the intake passage and the bypass passage and is provided in the upstream side of the supercharger; and a discharge of the turbocharger. and temperature determination means for determining whether the air temperature is higher than the temperature that affects the surface of the rotor, the switching valve determining that the discharge air temperature is higher than the temperature that affects the surface of the rotor. 1. A composite supercharging device for an internal combustion engine, characterized in that when the bypass passage is activated, the bypass passage is opened and the intake passage is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12167588U JPH0614035Y2 (en) | 1988-09-19 | 1988-09-19 | Combined supercharger for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12167588U JPH0614035Y2 (en) | 1988-09-19 | 1988-09-19 | Combined supercharger for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0243431U true JPH0243431U (en) | 1990-03-26 |
| JPH0614035Y2 JPH0614035Y2 (en) | 1994-04-13 |
Family
ID=31368901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12167588U Expired - Lifetime JPH0614035Y2 (en) | 1988-09-19 | 1988-09-19 | Combined supercharger for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0614035Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014201549A1 (en) | 2013-02-13 | 2014-08-14 | Volkswagen Aktiengesellschaft | Internal combustion engine with booster |
-
1988
- 1988-09-19 JP JP12167588U patent/JPH0614035Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614035Y2 (en) | 1994-04-13 |
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