JPS6133925U - Variable capacity turbocharger - Google Patents
Variable capacity turbochargerInfo
- Publication number
- JPS6133925U JPS6133925U JP11781684U JP11781684U JPS6133925U JP S6133925 U JPS6133925 U JP S6133925U JP 11781684 U JP11781684 U JP 11781684U JP 11781684 U JP11781684 U JP 11781684U JP S6133925 U JPS6133925 U JP S6133925U
- Authority
- JP
- Japan
- Prior art keywords
- valve device
- pressure
- valve
- variable capacity
- exhaust
- 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
Landscapes
- Supercharger (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Control Of Turbines (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１〜５図は本考案の一実施例としての可変容量ターボ
過給装置を示すもので、第１図はその全体構成を示す模
式図、第２図はその作動を示すフローチャート、第３〜
５図はそれぞれの特性を示蜜二カ一ｆｉｉＪ１２−．．
お１ヮ；’．ｘｚ−！’ン、１４・・・コンプレッサ、
１６・・・タービンロータ、１８・・・タービンハウジ
ング、２０・・・隔壁、２２・・・排気ガス入口、２２
ａ，２２ｂ・・・入口、２４・・・弁，ケーシング、之
６・・・排気マニホルド、２８・・・上流開口、３０ａ
＋３０ｂ−下流開口、３２′ａ，′３２ｂ−・・弁座、
３４ａ，３４ｂ・・・弁部材、３６ａ，３６ｂ・・・突
軸、３８ａ，３８ｂ・・・揺動腕、４ｊ）ａｔ４ｏｂ・
・・支持軸、、４２・・・蓋、４４・・・隔壁、、一５
０・・・アクチュータ、５０ａ・・・リターンスプリン
グ、５１・・・流体圧源、５２・・・コントローラ、５
３・・・排気圧センサ、Ａ，Ｂ・・・排気ガス導入路、
Ｃ・・・弁制御機構、Ｐｅ・・・排気圧、Ｐｅｏ・・・
圧力、Ｓ１〜Ｓ７・・・ステップ、■・・・弁装置。1 to 5 show a variable capacity turbocharger as an embodiment of the present invention, in which FIG. 1 is a schematic diagram showing its overall configuration, FIG. 2 is a flowchart showing its operation, and FIG.
Figure 5 shows the characteristics of each of the two types. ．．
Oh 1ヮ;'. xz-! 'n, 14...compressor,
16... Turbine rotor, 18... Turbine housing, 20... Partition wall, 22... Exhaust gas inlet, 22
a, 22b...Inlet, 24...Valve, casing, 6...Exhaust manifold, 28...Upstream opening, 30a
+30b-downstream opening, 32'a,'32b--valve seat,
34a, 34b... Valve member, 36a, 36b... Protruding shaft, 38a, 38b... Swinging arm, 4j) at4ob.
...Support shaft, 42...Lid, 44...Partition wall, -5
0... Actuator, 50a... Return spring, 51... Fluid pressure source, 52... Controller, 5
3...Exhaust pressure sensor, A, B...Exhaust gas introduction path,
C...Valve control mechanism, Pe...Exhaust pressure, Peo...
Pressure, S1 to S7...step, ■...valve device.
Claims (1)
ービツハウジングの排気ガス導入部分に隔壁によって仕
切られた少なくとも２個の入口をそなえるとともに、過
給容量を可変にすべく上記入口のそれぞれを開閉可能に
装備された弁装置をそなえ、同弁装置の上流側における
圧力が所要圧以下の時には上記弁装置の閉状態を保ち、
所要圧以２上への昇圧時には上記弁装置のいずれかを開
作動させる弁制御機構が設け、られるとともに、上記弁
装置の上流側における排気圧を検知する排気圧セ・ンサ
と、同排気圧センサの検出信号に塞ら゜き上記弁装置の
開閉信号を上記弁制御機構へ出力するコントローラとが
設けられたことを特徴とする、可変容量ターボ過給装置
。In a turbocharging device connected to an engine, the exhaust gas introduction portion of the turbo housing is provided with at least two inlets separated by a partition wall, and each of the inlets is opened and closed in order to vary the supercharging capacity. the valve device is equipped with a valve device capable of maintaining said valve device in a closed state when the pressure upstream of said valve device is below the required pressure;
A valve control mechanism is provided to open one of the above-mentioned valve devices when the pressure is increased to 2 times above the required pressure, and an exhaust pressure sensor for detecting the exhaust pressure on the upstream side of the above-mentioned valve device; A variable capacity turbocharger characterized in that a controller is provided for outputting an opening/closing signal for the valve device to the valve control mechanism in response to a detection signal from the sensor.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11781684U JPS6133925U (en) | 1984-07-31 | 1984-07-31 | Variable capacity turbocharger |
| PCT/JP1985/000129 WO1993013304A1 (en) | 1984-03-15 | 1985-03-15 | Variable capacity turbo-supercharger |
| US06/801,698 US4719757A (en) | 1984-03-15 | 1985-03-15 | Variable-volume turbocharger |
| US07/079,121 US4794758A (en) | 1984-03-15 | 1987-07-27 | Method of controlling a turbocharger |
| US07/079,122 US4825523A (en) | 1984-03-15 | 1987-07-27 | Method for manufacturing a housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11781684U JPS6133925U (en) | 1984-07-31 | 1984-07-31 | Variable capacity turbocharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6133925U true JPS6133925U (en) | 1986-03-01 |
| JPH0326268Y2 JPH0326268Y2 (en) | 1991-06-06 |
Family
ID=30676714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11781684U Granted JPS6133925U (en) | 1984-03-15 | 1984-07-31 | Variable capacity turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133925U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6412039A (en) * | 1987-07-04 | 1989-01-17 | Usui International Industry | Exhaust brake device with combination valve |
| JP2009539018A (en) * | 2006-05-31 | 2009-11-12 | カミンズ・ターボ・テクノロジーズ・リミテッド | Turbocharger with dual Westgate |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58114844U (en) * | 1982-01-30 | 1983-08-05 | いすゞ自動車株式会社 | supercharging device |
| JPS59107940U (en) * | 1983-01-13 | 1984-07-20 | いすゞ自動車株式会社 | Exhaust brake device for internal combustion engine |
-
1984
- 1984-07-31 JP JP11781684U patent/JPS6133925U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58114844U (en) * | 1982-01-30 | 1983-08-05 | いすゞ自動車株式会社 | supercharging device |
| JPS59107940U (en) * | 1983-01-13 | 1984-07-20 | いすゞ自動車株式会社 | Exhaust brake device for internal combustion engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6412039A (en) * | 1987-07-04 | 1989-01-17 | Usui International Industry | Exhaust brake device with combination valve |
| JP2009539018A (en) * | 2006-05-31 | 2009-11-12 | カミンズ・ターボ・テクノロジーズ・リミテッド | Turbocharger with dual Westgate |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0326268Y2 (en) | 1991-06-06 |
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