JPS5932139U - Diesel engine fuel supply system - Google Patents
Diesel engine fuel supply systemInfo
- Publication number
- JPS5932139U JPS5932139U JP12812282U JP12812282U JPS5932139U JP S5932139 U JPS5932139 U JP S5932139U JP 12812282 U JP12812282 U JP 12812282U JP 12812282 U JP12812282 U JP 12812282U JP S5932139 U JPS5932139 U JP S5932139U
- Authority
- JP
- Japan
- Prior art keywords
- fuel supply
- diesel engine
- control valve
- switching control
- return
- 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
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は燃料噴射体積に対する排気ガスのスモーク値の
関係を示すグラフ、第２図は燃料温度に対する燃料噴射
体積の関係を示すグラフ、第３図は本考案の第１実施例
を示す燃料供給装置の構成図、第４図は同じく制御回路
を示すブロック図、第５図は本考案の第２実施例を示す
構成図、第６図は同じく制御回路を示すブロック図であ
る。
１・・・エンジン、２・・・燃料噴射ポンプ、４・・・
噴射ノズル、５・・・リターンポート、６・・・燃料タ
ンク、” ７・・・第１リターン配管、９・・・吸入ポ
ート、１０・・・燃料供給管、１２・・・三方切換弁（
切換制御弁）、１４・・・第２リターン配管、１５・・
・スロットル開度センサ、１６・・・吸気温センサ、１
７・・・制御回路。Fig. 1 is a graph showing the relationship between the smoke value of exhaust gas and the fuel injection volume, Fig. 2 is a graph showing the relationship between the fuel injection volume and the fuel temperature, and Fig. 3 is a graph showing the fuel supply according to the first embodiment of the present invention. FIG. 4 is a block diagram showing a control circuit, FIG. 5 is a block diagram showing a second embodiment of the present invention, and FIG. 6 is a block diagram showing a control circuit. 1...Engine, 2...Fuel injection pump, 4...
Injection nozzle, 5... Return port, 6... Fuel tank, 7... First return pipe, 9... Suction port, 10... Fuel supply pipe, 12... Three-way switching valve (
switching control valve), 14...second return piping, 15...
・Throttle opening sensor, 16... Intake temperature sensor, 1
7...Control circuit.
Claims (1)
される第１リターン配管の該リターンポート近傍に切換
制御弁を設け、該切換制御弁のノーマルクローズの出力
ポートと前記燃料噴射ポンプの吸入ポートまたはその近
傍め燃料供給管との間を第２リターン配管にて接続し、
更に吸気温度を検出する吸気温センサを設けると共に、
該センサの検出信号を入力し、この検出データに基づい
て前記切換制御弁を駆動制御する制御回路を備えたこと
を特徴とするディーゼルエンジンの燃料供給装置。A switching control valve is provided near the return port of a first return pipe connected between the return port of the fuel injection pump and the fuel tank, and the normally closed output port of the switching control valve and the suction port of the fuel injection pump or its Connect the nearby fuel supply pipe with the second return pipe,
Furthermore, an intake air temperature sensor is provided to detect the intake air temperature, and
A fuel supply device for a diesel engine, comprising a control circuit that inputs a detection signal from the sensor and controls drive of the switching control valve based on the detection data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12812282U JPS5932139U (en) | 1982-08-25 | 1982-08-25 | Diesel engine fuel supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12812282U JPS5932139U (en) | 1982-08-25 | 1982-08-25 | Diesel engine fuel supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5932139U true JPS5932139U (en) | 1984-02-28 |
Family
ID=30290756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12812282U Pending JPS5932139U (en) | 1982-08-25 | 1982-08-25 | Diesel engine fuel supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5932139U (en) |
-
1982
- 1982-08-25 JP JP12812282U patent/JPS5932139U/en active Pending
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