JPS61175543U - - Google Patents
Info
- Publication number
- JPS61175543U JPS61175543U JP5965085U JP5965085U JPS61175543U JP S61175543 U JPS61175543 U JP S61175543U JP 5965085 U JP5965085 U JP 5965085U JP 5965085 U JP5965085 U JP 5965085U JP S61175543 U JPS61175543 U JP S61175543U
- Authority
- JP
- Japan
- Prior art keywords
- turbo
- supercharger
- throttle valve
- air turbine
- turbo 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案マルチターボ過給装置の構成の
一例を示す模型図、第２図は従来のマルチターボ
過給装置の構成の一例を示す模型図である。
１……燃焼室、２……排気通路、３，６……タ
ーボ過給機、４，７……排気タービン、１１，１
７……コンプレツサ、５，１９……排出通路、８
，１３……分岐排気通路、９……ウエストゲート
弁、１２……逆止弁、１３，１４……分岐吸気通
路、１５……吸気通路、１５Ａ……合流点、１８
……バイパス通路、２０……ウエストゲート弁、
２１Ａ，２１Ｂ……分岐排気通路、２２……流量
調節弁、２２Ａ……弁体、２３……アクチユエー
タ、２３Ａ，２３Ｂ……ダイヤフラム室、２３Ｃ
……ばね、２４……バイパス通路、２５……スロ
ツトル弁、２６……エアタービン、２６Ａ……軸
、２６Ｂ……軸受箱、２７……動力伝達機構、２
８……クラツチ、２９……流量調整弁、３０……
燃料噴射弁、４１……バイパス通路、４２……リ
サーキユレーシヨン弁、４２Ａ，４２Ｂ……ダイ
ヤフラム室、４２Ｃ……弁体、４３……ダイヤフ
ラム、４４……圧力制御配管、４５……コイルス
プリング、４６……制御弁。
FIG. 1 is a model diagram showing an example of the configuration of a multi-turbo supercharging device according to the present invention, and FIG. 2 is a model diagram showing an example of the structure of a conventional multi-turbo supercharging device. 1... Combustion chamber, 2... Exhaust passage, 3, 6... Turbo supercharger, 4, 7... Exhaust turbine, 11, 1
7... Compressor, 5, 19... Discharge passage, 8
, 13... Branch exhaust passage, 9... Waste gate valve, 12... Check valve, 13, 14... Branch intake passage, 15... Intake passage, 15A... Merging point, 18
...Bypass passage, 20...Wastegate valve,
21A, 21B... Branch exhaust passage, 22... Flow control valve, 22A... Valve body, 23... Actuator, 23A, 23B... Diaphragm chamber, 23C
... Spring, 24 ... Bypass passage, 25 ... Throttle valve, 26 ... Air turbine, 26A ... Shaft, 26B ... Bearing box, 27 ... Power transmission mechanism, 2
8...Clutch, 29...Flow rate adjustment valve, 30...
Fuel injection valve, 41... bypass passage, 42... recirculation valve, 42A, 42B... diaphragm chamber, 42C... valve body, 43... diaphragm, 44... pressure control piping, 45... coil spring , 46...control valve.
Claims (1)
態に応じて前段のターボ過給機から順次に後段の
ターボ過給機が駆動され、前記前段のターボ過給
機および前記後段のターボ過給機から得られた過
給空気が吸気通路に設けたスロツトル弁の開度に
応じてエンジンに供給されるようにしたマルチタ
ーボ過給装置において、前記吸気通路に並列に設
け前記スロツトル弁を側路させるバイパス通路と
、該バイパス通路に介装したエアタービンと、該
エアタービンによつて前記後段のターボ過給機が
駆動可能な手段とを具え、少なくとも前記スロツ
トル弁の全閉時には前記前段のターボ過給機から
得られた過給空気によつて前記エアタービンを駆
動し、当該エアタービンによつて前記後段のター
ボ過給機を駆動するようにしたことを特徴とする
マルチターボ過給装置。 It has a plurality of turbo superchargers, and the rear turbo supercharger is sequentially driven from the front turbo supercharger to the rear turbo supercharger according to the load condition of the engine, and the front turbo supercharger and the rear turbo supercharger are driven sequentially. In a multi-turbo supercharging device in which supercharged air obtained from an engine is supplied to an engine according to the opening degree of a throttle valve provided in an intake passage, the throttle valve is provided in parallel with the intake passage and the throttle valve is bypassed. an air turbine interposed in the bypass passage; and a means for driving the rear-stage turbocharger by the air turbine, at least when the throttle valve is fully closed, the front-stage turbo A multi-turbo supercharging device characterized in that the air turbine is driven by supercharged air obtained from a supercharger, and the air turbine drives the turbo supercharger at the subsequent stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5965085U JPS61175543U (en) | 1985-04-23 | 1985-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5965085U JPS61175543U (en) | 1985-04-23 | 1985-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61175543U true JPS61175543U (en) | 1986-11-01 |
Family
ID=30586272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5965085U Pending JPS61175543U (en) | 1985-04-23 | 1985-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61175543U (en) |
-
1985
- 1985-04-23 JP JP5965085U patent/JPS61175543U/ja active Pending
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