JP2004144076A5 - - Google Patents
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- Publication number
- JP2004144076A5 JP2004144076A5 JP2003320776A JP2003320776A JP2004144076A5 JP 2004144076 A5 JP2004144076 A5 JP 2004144076A5 JP 2003320776 A JP2003320776 A JP 2003320776A JP 2003320776 A JP2003320776 A JP 2003320776A JP 2004144076 A5 JP2004144076 A5 JP 2004144076A5
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- diesel engine
- supply device
- pump
- fuel tank
- 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
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Claims (11)
前記フィードポンプは、前記燃料タンクの燃料送出口の直近に配設されている、ことを特徴としたディーゼルエンジンの燃料供給装置。 A feed pump that pressurizes fuel in a fuel tank having a property of becoming a gas at room temperature to a predetermined pressure and sends the fuel to a feed pipe; and pressurizes the fuel sent via the feed pipe to a predetermined timing A fuel supply device for a diesel engine comprising an injection pump for delivering a predetermined amount to a fuel injection nozzle of the diesel engine,
A fuel supply device for a diesel engine, wherein the feed pump is disposed in the immediate vicinity of a fuel delivery port of the fuel tank.
前記燃料タンクの燃料送出口と前記フィードポンプの吸入口とを連結するパイプに断熱材の被覆が施されている、ことを特徴としたディーゼルエンジンの燃料供給装置。 A fuel pump having a property of becoming a gas at normal temperature is pressurized to a predetermined pressure, and a feed pump that sends the fuel to a feed pipe, and the fuel sent via the feed pipe is pressurized to a predetermined timing. A fuel supply device for a diesel engine comprising an injection pump for delivering a predetermined amount to a fuel injection nozzle of the diesel engine,
A fuel supply device for a diesel engine, wherein a pipe connecting the fuel delivery port of the fuel tank and the suction port of the feed pump is coated with a heat insulating material.
前記オーバーフローバルブをバイパスするバイパス通路と、
該バイパス通路を開閉するバイパス通路開閉手段と、
前記ディーゼルエンジンが停止している状態において、前記燃料タンク内の前記燃料を前記フィードポンプにて送出し、前記フィードパイプ及び前記インジェクションポンプへ前記燃料を充填する間のみ前記バイパス通路開閉手段を開制御するバイパス制御手段とを備えている、ことを特徴としたディーゼルエンジンの燃料供給装置。 A feed pump that pressurizes fuel in a fuel tank having a property of becoming a gas at room temperature to a predetermined pressure and sends the fuel to a feed pipe; and pressurizes the fuel sent via the feed pipe to a predetermined timing An injection pump for delivering a predetermined amount to a fuel injection nozzle of a diesel engine, the fuel overflowed from the fuel injection nozzle, and an overflow fuel pipe for returning the fuel overflowed from the injection pump to the fuel tank; The fuel is disposed in the overflow fuel pipe, maintains the pressure of the fuel in the oil sump chamber of the injection pump and the fuel injection nozzle at a predetermined pressure or higher, and causes the overflowed fuel to return to the fuel tank. Only regulate the flow direction of the fuel A fuel supply device for a diesel engine equipped with an overflow valve which,
A bypass passage for bypassing the overflow valve;
Bypass passage opening and closing means for opening and closing the bypass passage;
When the diesel engine is stopped, the fuel in the fuel tank is sent out by the feed pump, and the bypass passage opening / closing means is controlled to open only while the fuel is charged into the feed pipe and the injection pump. A fuel supply device for a diesel engine, characterized by comprising: a bypass control means.
前記フィードポンプが前記燃料タンクの燃料送出口の直近に配設されることで前記温度差が生じるのを防止するように構成されていることを特徴とする燃料温度差発生防止装置。 A feed that is provided in a fuel supply system from a fuel tank to a fuel injection nozzle and pressurizes the DME fuel in a DME fuel tank in which DME fuel having a property of becoming a gas at room temperature is pressurized to a predetermined pressure and sends it to a feed pipe A fuel temperature difference generation preventing device that includes a pump and prevents a relative temperature difference of DME fuel between a fuel delivery port of the fuel tank and an intake port of the feed pump;
A fuel temperature difference generation preventing apparatus configured to prevent the temperature difference from being caused by the feed pump being disposed in the immediate vicinity of the fuel delivery port of the fuel tank .
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003320776A JP2004144076A (en) | 2002-10-02 | 2003-09-12 | Fuel supplying device for diesel engine |
| AU2003266673A AU2003266673A1 (en) | 2002-10-02 | 2003-09-29 | Diesel engine fuel feeder |
| PCT/JP2003/012401 WO2004031569A1 (en) | 2002-10-02 | 2003-09-29 | Diesel engine fuel feeder |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002289652 | 2002-10-02 | ||
| JP2003320776A JP2004144076A (en) | 2002-10-02 | 2003-09-12 | Fuel supplying device for diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004144076A JP2004144076A (en) | 2004-05-20 |
| JP2004144076A5 true JP2004144076A5 (en) | 2006-11-09 |
Family
ID=32473369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003320776A Pending JP2004144076A (en) | 2002-10-02 | 2003-09-12 | Fuel supplying device for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2004144076A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010024635A1 (en) * | 2010-06-22 | 2011-12-22 | A. Luhmann Gmbh | Brennstoffzumesseinrichtung for an internal combustion engine |
-
2003
- 2003-09-12 JP JP2003320776A patent/JP2004144076A/en active Pending
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