JPS63136231U - - Google Patents
Info
- Publication number
- JPS63136231U JPS63136231U JP2839387U JP2839387U JPS63136231U JP S63136231 U JPS63136231 U JP S63136231U JP 2839387 U JP2839387 U JP 2839387U JP 2839387 U JP2839387 U JP 2839387U JP S63136231 U JPS63136231 U JP S63136231U
- Authority
- JP
- Japan
- Prior art keywords
- turbocharger
- valve
- boost pressure
- low temperature
- actuator
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図はこの考案の概念構成図、第２図Ａはこ
の考案の第１実施例の機械的な概略図、第２図Ｂ
はこの実施例の圧力調整バルブの概略図、第３図
と第４図はこの実施例の演算内容を示す流れ図、
第５図はこの考案の第２実施例の演算内容を示す
流れ図である。第６図と第７図はこの考案の第３
実施例と第４実施例の機械的な概略図である。
１……吸気通路、２……排気通路、３……触媒
装置、４……ターボチヤージヤ、５……排気ター
ビン、６……吸気コンプレツサ、７……迂回通路
、８……バルブ、９……アクチユエータ、１０…
…過給圧一定値制御手段、１１……機関負荷検出
手段、１２……温度検出手段、１３……判別手段
、１４……指示手段、２１……スイングバルブ、
２２……コントローラ、３０……圧力調整バルブ
、４０……コントロールユニツト、４１……過給
圧センサ、４２……水温センサ、４３……空気量
センサ、９１……ダイヤフラム装置、１０１，１
０２……一対の３方向切換弁、１１０……２連装
ダイヤフラム装置、１２０……４ポート切換弁。
Fig. 1 is a conceptual block diagram of this invention, Fig. 2A is a mechanical schematic diagram of the first embodiment of this invention, Fig. 2B
is a schematic diagram of the pressure regulating valve of this embodiment, FIGS. 3 and 4 are flowcharts showing the calculation contents of this embodiment,
FIG. 5 is a flowchart showing the calculation contents of the second embodiment of this invention. Figures 6 and 7 are the third part of this invention.
FIG. 6 is a mechanical schematic diagram of an embodiment and a fourth embodiment. DESCRIPTION OF SYMBOLS 1... Intake passage, 2... Exhaust passage, 3... Catalyst device, 4... Turbocharger, 5... Exhaust turbine, 6... Intake compressor, 7... Bypass passage, 8... Valve, 9... Actuator , 10...
... Boost pressure constant value control means, 11 ... Engine load detection means, 12 ... Temperature detection means, 13 ... Discrimination means, 14 ... Indication means, 21 ... Swing valve,
22... Controller, 30... Pressure adjustment valve, 40... Control unit, 41... Boost pressure sensor, 42... Water temperature sensor, 43... Air amount sensor, 91... Diaphragm device, 101,1
02...A pair of three-way switching valves, 110...Double diaphragm device, 120...4-port switching valve.
Claims (1)
気タービンを迂回して触媒装置上流に合流する通
路と、該通路を開閉するバルブと、該バルブを駆
動するアクチユエータと、過給圧が所定値を越え
ないように該アクチユエータを駆動制御する手段
とを備えるターボチヤージヤの過給圧制御装置に
おいて、それぞれ機関負荷と温度を検出する手段
と、該検出値から低温低負荷時であるかどうかと
、低温高負荷時であるかどうかを判別する手段と
、低温低負荷時が判別された場合に前記バルブを
開弁させるとともに、低温高負荷時が判別された
場合には前記バルブを閉弁させることを指示する
信号を前記アクチユエータに出力する手段とを設
けたことを特徴とするターボチヤージヤの過給圧
制御装置。 a turbocharger, a passage that bypasses the exhaust turbine of the turbocharger and joins upstream of the catalyst device, a valve that opens and closes the passage, an actuator that drives the valve, and an actuator that prevents boost pressure from exceeding a predetermined value. A boost pressure control device for a turbocharger, which includes means for detecting the engine load and temperature, respectively, and determining whether the detected values are at low temperature and low load and whether or not it is at low temperature and high load. and a signal to the actuator for instructing to open the valve when a low temperature and low load condition is determined, and to close the valve when a low temperature and high load condition is determined. 1. A boost pressure control device for a turbocharger, characterized in that a boost pressure control device for a turbocharger is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2839387U JPS63136231U (en) | 1987-02-27 | 1987-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2839387U JPS63136231U (en) | 1987-02-27 | 1987-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63136231U true JPS63136231U (en) | 1988-09-07 |
Family
ID=30831310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2839387U Pending JPS63136231U (en) | 1987-02-27 | 1987-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63136231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5170339B2 (en) * | 2010-12-20 | 2013-03-27 | トヨタ自動車株式会社 | Control device for an internal combustion engine with a supercharger |
-
1987
- 1987-02-27 JP JP2839387U patent/JPS63136231U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5170339B2 (en) * | 2010-12-20 | 2013-03-27 | トヨタ自動車株式会社 | Control device for an internal combustion engine with a supercharger |