JPH0294332U - - Google Patents
Info
- Publication number
- JPH0294332U JPH0294332U JP262089U JP262089U JPH0294332U JP H0294332 U JPH0294332 U JP H0294332U JP 262089 U JP262089 U JP 262089U JP 262089 U JP262089 U JP 262089U JP H0294332 U JPH0294332 U JP H0294332U
- Authority
- JP
- Japan
- Prior art keywords
- pressure turbocharger
- low
- pressure stage
- bypass
- turbine
- 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
- 239000003054 catalyst Substances 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
Landscapes
- Supercharger (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図は二段ターボエンジンの全体概略構成図
、第２図はウエイストゲートバルブの要部を断面
した全体図、第３図は第２図の―線に沿い矢
印方向より見た図、第４図は低圧段コンプレツサ
５を迂回するバイパス通路を備えた二段ターボエ
ンジンの要部構成図である。
１…エンジン、Ｈ…高圧段ターボチヤージヤ、
Ｌ…低圧段ターボチヤージヤ、３…低圧段タービ
ン、４…高圧段タービン、５…低圧段コンプレツ
サ、６…高圧段コンプレツサ、１３…低圧段排気
バイパス通路、２１…触媒、２３…ウエイストゲ
ートバルブ、３３，４３…アクチユエータ。
Figure 1 is an overall schematic configuration diagram of the two-stage turbo engine, Figure 2 is an overall cross-sectional view of the main parts of the waste gate valve, Figure 3 is a view taken from the direction of the arrow along the - line in Figure 2, FIG. 4 is a block diagram of the main parts of a two-stage turbo engine equipped with a bypass passage that bypasses the low-pressure stage compressor 5. 1...Engine, H...High pressure stage turbocharger,
L...low pressure stage turbocharger, 3...low pressure stage turbine, 4...high pressure stage turbine, 5...low pressure stage compressor, 6...high pressure stage compressor, 13...low pressure stage exhaust bypass passage, 21...catalyst, 23...waste gate valve, 33, 43...actuator.
Claims (1)
ージヤを直列に接続した二段ターボエンジンにお
いて、触媒暖機中に排気ガスが低圧段ターボチヤ
ージヤのタービンを迂回し得るバイパス通路を形
成したことを特徴とする二段ターボエンジンの排
気浄化装置。 A two-stage turbo engine in which a low-pressure turbocharger and a high-pressure turbocharger are connected in series, characterized in that a bypass passage is formed through which exhaust gas can bypass the turbine of the low-pressure turbocharger during catalyst warm-up. Exhaust purification device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP262089U JPH0294332U (en) | 1989-01-17 | 1989-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP262089U JPH0294332U (en) | 1989-01-17 | 1989-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0294332U true JPH0294332U (en) | 1990-07-26 |
Family
ID=31203543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP262089U Pending JPH0294332U (en) | 1989-01-17 | 1989-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0294332U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008002319A (en) * | 2006-06-21 | 2008-01-10 | Toyota Motor Corp | Exhaust emission control system for internal combustion engine |
| JP2011214419A (en) * | 2010-03-31 | 2011-10-27 | Mazda Motor Corp | Start control device of engine with turbo supercharger |
| JP2013534289A (en) * | 2010-08-13 | 2013-09-02 | スカニア シーブイ アクチボラグ | Equipment for injecting reductant into the exhaust line of an internal combustion engine |
| US9938891B2 (en) | 2014-11-13 | 2018-04-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Method and control device for operating an internal combustion engine |
-
1989
- 1989-01-17 JP JP262089U patent/JPH0294332U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008002319A (en) * | 2006-06-21 | 2008-01-10 | Toyota Motor Corp | Exhaust emission control system for internal combustion engine |
| JP4697065B2 (en) * | 2006-06-21 | 2011-06-08 | トヨタ自動車株式会社 | Exhaust gas purification system for internal combustion engine |
| JP2011214419A (en) * | 2010-03-31 | 2011-10-27 | Mazda Motor Corp | Start control device of engine with turbo supercharger |
| JP2013534289A (en) * | 2010-08-13 | 2013-09-02 | スカニア シーブイ アクチボラグ | Equipment for injecting reductant into the exhaust line of an internal combustion engine |
| US9938891B2 (en) | 2014-11-13 | 2018-04-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Method and control device for operating an internal combustion engine |