JPH02127750U - - Google Patents
Info
- Publication number
- JPH02127750U JPH02127750U JP3804489U JP3804489U JPH02127750U JP H02127750 U JPH02127750 U JP H02127750U JP 3804489 U JP3804489 U JP 3804489U JP 3804489 U JP3804489 U JP 3804489U JP H02127750 U JPH02127750 U JP H02127750U
- Authority
- JP
- Japan
- Prior art keywords
- turbocharger
- pressure
- boost
- vehicle speed
- throttle valve
- 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
- 239000000498 cooling water Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は本考案の第１実施例を示す概略構成図
、第２図は制御動作の一例を示すフローチヤート
である。
１……エンジン本体、２……吸気通路、３……
排気通路、４……ターボチヤージヤ、８……燃料
噴射ポンプ、９……ブーストコンペンセータ、１
０……圧力取出通路、１１……三方電磁弁、１６
……吸気絞弁、１７……アクチユエータ、２０…
…コントローラ、２１……冷却水温センサ、２２
……車速センサ、２３……排気温センサ。
FIG. 1 is a schematic configuration diagram showing a first embodiment of the present invention, and FIG. 2 is a flowchart showing an example of control operation. 1...Engine body, 2...Intake passage, 3...
Exhaust passage, 4...Turbo charger, 8...Fuel injection pump, 9...Boost compensator, 1
0...Pressure takeoff passage, 11...Three-way solenoid valve, 16
...Intake throttle valve, 17... Actuator, 20...
... Controller, 21 ... Cooling water temperature sensor, 22
...Vehicle speed sensor, 23...Exhaust temperature sensor.
Claims (1)
ヤージヤと、ターボチヤージヤ下流の過給圧に応
動して燃料噴射量を増量するブーストコンペンセ
ータと、ターボチヤージヤ上流の吸気通路に介装
した吸気絞弁と、機関冷却水温、車速、排気温度
をそれぞれ検出する手段と、機関冷却水温または
車速が所定値以上のときに前記吸気絞弁を絞る制
御手段と、吸気絞弁が絞られた状態で排気温度が
所定値を越えたときに前記ブーストコンペンセー
タに導く過給圧を大気圧に切換える切換手段とを
備えたことを特徴とするターボチヤージヤ付きデ
イーゼルエンジンの最高出力制限装置。 A turbocharger that is driven by exhaust gas to supercharge intake air, a boost compensator that increases the amount of fuel injection in response to boost pressure downstream of the turbocharger, an intake throttle valve that is installed in the intake passage upstream of the turbocharger, and engine cooling. means for detecting water temperature, vehicle speed, and exhaust temperature; control means for throttling the intake throttle valve when the engine cooling water temperature or vehicle speed is above a predetermined value; A maximum output limiting device for a diesel engine with a turbocharger, comprising: switching means for switching the supercharging pressure introduced to the boost compensator to atmospheric pressure when the pressure exceeds the boost pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3804489U JPH02127750U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3804489U JPH02127750U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02127750U true JPH02127750U (en) | 1990-10-22 |
Family
ID=31545696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3804489U Pending JPH02127750U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02127750U (en) |
-
1989
- 1989-03-31 JP JP3804489U patent/JPH02127750U/ja active Pending