JPS61162541U - - Google Patents
Info
- Publication number
- JPS61162541U JPS61162541U JP4643985U JP4643985U JPS61162541U JP S61162541 U JPS61162541 U JP S61162541U JP 4643985 U JP4643985 U JP 4643985U JP 4643985 U JP4643985 U JP 4643985U JP S61162541 U JPS61162541 U JP S61162541U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust bypass
- pressure
- lubricating oil
- detecting
- deterioration state
- 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
- 230000006866 deterioration Effects 0.000 claims 4
- 239000010687 lubricating oil Substances 0.000 claims 3
- 239000000314 lubricant Substances 0.000 claims 1
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図はこの考案の一実施例の概略構成図、第
２図は従来例の概略構成図である。
１……ターボ過給機、２……機関吸気通路、３
……コンプレツサ、４……機関排気通路、５……
排気タービン、８……排気バイパス通路、９……
弁体、１２……圧力導入通路、１９……内燃機関
、２０……排気バイパス弁装置、２１……総合制
御回路、２２……電磁ソレノイド、２３……演算
回路、２４……駆動回路、２５……車速センサ、
２６……油温センサ、２７……警告灯。
FIG. 1 is a schematic diagram of an embodiment of this invention, and FIG. 2 is a schematic diagram of a conventional example. 1... Turbo supercharger, 2... Engine intake passage, 3
...Compressor, 4...Engine exhaust passage, 5...
Exhaust turbine, 8... Exhaust bypass passage, 9...
Valve body, 12... Pressure introduction passage, 19... Internal combustion engine, 20... Exhaust bypass valve device, 21... General control circuit, 22... Electromagnetic solenoid, 23... Arithmetic circuit, 24... Drive circuit, 25 ...vehicle speed sensor,
26...Oil temperature sensor, 27...Warning light.
Claims (1)
イパス通路と、この排気バイパス通路を過給圧に
基づいて開閉する排気バイパス弁とを有するター
ボ過給機関において、前記ターボ過給機に供給す
る潤滑油の劣化状態を検出する手段と、この潤滑
油劣化検出手段と協働して所定の潤滑油劣化状態
に至つたときに前記排気バイパス弁の開弁開始圧
力を設定最大過給圧よりも低い所定の圧力に制御
する低圧排気バイパス手段とを設けたことを特徴
とするターボ過給機関の過給抑制装置。 Lubricating oil supplied to the turbocharger in a turbocharged engine having an exhaust bypass passage that bypasses an exhaust turbine of the turbocharger and an exhaust bypass valve that opens and closes the exhaust bypass passage based on boost pressure. means for detecting a deterioration state of the lubricating oil; and a means for detecting a deterioration state of the lubricating oil, which cooperates with the deterioration detecting means to set a pressure at which the exhaust bypass valve starts opening when a predetermined deterioration state of the lubricant is reached. 1. A supercharging suppression device for a turbocharged engine, characterized in that it is provided with a low-pressure exhaust bypass means for controlling the pressure to .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4643985U JPS61162541U (en) | 1985-03-29 | 1985-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4643985U JPS61162541U (en) | 1985-03-29 | 1985-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61162541U true JPS61162541U (en) | 1986-10-08 |
Family
ID=30560831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4643985U Pending JPS61162541U (en) | 1985-03-29 | 1985-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61162541U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299537A (en) * | 2008-06-11 | 2009-12-24 | Isuzu Motors Ltd | Supercharging pressure control device for engine with supercharger |
| WO2013121517A1 (en) * | 2012-02-14 | 2013-08-22 | トヨタ自動車株式会社 | Control device for internal combustion engine |
-
1985
- 1985-03-29 JP JP4643985U patent/JPS61162541U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299537A (en) * | 2008-06-11 | 2009-12-24 | Isuzu Motors Ltd | Supercharging pressure control device for engine with supercharger |
| WO2013121517A1 (en) * | 2012-02-14 | 2013-08-22 | トヨタ自動車株式会社 | Control device for internal combustion engine |
| JPWO2013121517A1 (en) * | 2012-02-14 | 2015-05-11 | トヨタ自動車株式会社 | Control device for internal combustion engine |
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