JPS5820334U - Turbocharged engine with auxiliary air compressor - Google Patents
Turbocharged engine with auxiliary air compressorInfo
- Publication number
- JPS5820334U JPS5820334U JP11552581U JP11552581U JPS5820334U JP S5820334 U JPS5820334 U JP S5820334U JP 11552581 U JP11552581 U JP 11552581U JP 11552581 U JP11552581 U JP 11552581U JP S5820334 U JPS5820334 U JP S5820334U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- air compressor
- auxiliary air
- exhaust bypass
- pressure
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Supercharger (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図は従来例の概略構成図である。第２図は本考案の
一実施例の概略構成図、第３図はその補助空気圧縮機の
出口圧及びターボ過給気コンプレッサの出口圧の急加速
時の変化を表わした特性図、第４図は同じく変速機を１
速から２速へと変速しながら急加速したときの過給圧な
らびにエンジン発生トルクの変化を表わした特性図であ
る。
１・・・エンジン、２・・・ターボ過給機、３・・・コ
ンプレッサ、５，５Ａ・・・吸気通路、６Ａ・・・補助
空気圧縮機の吐出側通路、７・・・補助空気圧縮機、１
３・・・排気タービン、２１・・・電磁クラッチ、２３
・・・絞り弁、２４・・・開度検出スイッチ（加速検出
手段）、２５・・・圧力スイッチ（圧力検出手段）、２
６・・・排気通路、２６Ａ・・・排気バイパス通路、２
７・・・排気バイパス弁装置、２８・・・電磁ソレノイ
ド。FIG. 1 is a schematic diagram of a conventional example. Fig. 2 is a schematic configuration diagram of an embodiment of the present invention, Fig. 3 is a characteristic diagram showing changes in the outlet pressure of the auxiliary air compressor and the outlet pressure of the turbocharged air compressor during sudden acceleration, and Fig. 4 The diagram also shows the transmission 1
FIG. 3 is a characteristic diagram showing changes in supercharging pressure and engine generated torque when rapidly accelerating while changing gears from 1st to 2nd speed. DESCRIPTION OF SYMBOLS 1...Engine, 2...Turbocharger, 3...Compressor, 5,5A...Intake passage, 6A...Discharge side passage of auxiliary air compressor, 7...Auxiliary air compression Machine, 1
3... Exhaust turbine, 21... Electromagnetic clutch, 23
... Throttle valve, 24... Opening detection switch (acceleration detection means), 25... Pressure switch (pressure detection means), 2
6...Exhaust passage, 26A...Exhaust bypass passage, 2
7...Exhaust bypass valve device, 28...Electromagnetic solenoid.
Claims (1)
ジン出力で駆動される補助空気圧縮機とを備えた過給エ
ンジンにおいて、前記補助空気圧縮機の吐出側通路をタ
ーボ過給機のコンプレッサよりも下流側でエンジン吸気
通路に接続する一方、補助空気圧縮機へのエンジン出力
断続する電磁クラッチと、ターボ過給機の排気タービン
を迂回する排気バイパス通路ならびにこの排気バイパス
通路を電磁ソレノイドを介して開閉する排気バイパス弁
装置と、過給圧を検出して前記電磁ソレノイドならびに
電磁クラッチへの通電を開閉する圧力検出手段と、エン
ジン加速状態を検出して前記圧力検出手段の作動を制御
する加速検出手段とを設け、エンジン急加速時に過給圧
が所定の第１規定圧に達するまでの間電磁ソレノイドを
介して排気バイパス弁装置を開きかつ同じく第２規定圧
に達するまでの間電磁クラッチを介して補助空気圧縮機
を駆動するようにした補助空気圧縮機付ターボ過給エン
ジン。In a supercharged engine equipped with a turbo supercharger driven by exhaust gas from the engine and an auxiliary air compressor driven by engine output, the discharge side passage of the auxiliary air compressor is connected to the compressor of the turbo supercharger. is also connected to the engine intake passage on the downstream side, while an electromagnetic clutch that connects the engine output to the auxiliary air compressor, an exhaust bypass passage that bypasses the exhaust turbine of the turbocharger, and an electromagnetic solenoid that connects this exhaust bypass passage. an exhaust bypass valve device that opens and closes; a pressure detection device that detects supercharging pressure and opens and closes energization of the electromagnetic solenoid and the electromagnetic clutch; and an acceleration detection device that detects an engine acceleration state and controls the operation of the pressure detection device. means for opening the exhaust bypass valve device via the electromagnetic solenoid until the boost pressure reaches a predetermined first specified pressure when the engine suddenly accelerates, and opening the exhaust bypass valve device via the electromagnetic clutch until the boost pressure reaches a second specified pressure when the engine suddenly accelerates. A turbocharged engine with an auxiliary air compressor that drives the auxiliary air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11552581U JPS5820334U (en) | 1981-08-03 | 1981-08-03 | Turbocharged engine with auxiliary air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11552581U JPS5820334U (en) | 1981-08-03 | 1981-08-03 | Turbocharged engine with auxiliary air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5820334U true JPS5820334U (en) | 1983-02-08 |
Family
ID=29909783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11552581U Pending JPS5820334U (en) | 1981-08-03 | 1981-08-03 | Turbocharged engine with auxiliary air compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61160234U (en) * | 1985-03-27 | 1986-10-04 |
-
1981
- 1981-08-03 JP JP11552581U patent/JPS5820334U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61160234U (en) * | 1985-03-27 | 1986-10-04 |
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