JPH0292060U - - Google Patents
Info
- Publication number
- JPH0292060U JPH0292060U JP109689U JP109689U JPH0292060U JP H0292060 U JPH0292060 U JP H0292060U JP 109689 U JP109689 U JP 109689U JP 109689 U JP109689 U JP 109689U JP H0292060 U JPH0292060 U JP H0292060U
- Authority
- JP
- Japan
- Prior art keywords
- return oil
- fuel
- oil
- diesel engine
- switching 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
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims 5
- 239000000295 fuel oil Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示す系統図、第２
図は第１図の部を示す部分拡大縦断面図、第３
図は第１図の装置による白煙濃度と時間との関係
を示す線図である。
１……噴射ポンプ、２……フイードポンプ、３
……燃料タンク、４……燃料フイルター、５……
噴射ノズル、６……オーバーフローバルブ、７…
…切換バルブ、８……戻り油管。
Figure 1 is a system diagram showing one embodiment of the present invention;
The figure is a partially enlarged vertical sectional view showing the part in Figure 1, and Figure 3.
The figure is a diagram showing the relationship between white smoke concentration and time obtained by the apparatus of FIG. 1. 1...Injection pump, 2...Feed pump, 3
...Fuel tank, 4...Fuel filter, 5...
Injection nozzle, 6... Overflow valve, 7...
...Switching valve, 8...Return oil pipe.
Claims (1)
のオーバーフローバルブからの戻り油及び噴射ノ
ズルからの戻り油を燃料タンクへ戻す戻り油管に
自動切換バルブを挿入し、燃料油温が低い間は上
記自動切換バルブの切換により上記戻り油をすべ
て燃料フイルターへ導入し、燃料油温が高くなつ
たとき上記戻り油をすべて燃料タンクへ導入する
ようにしたことを特徴とするデイーゼルエンジン
の白煙低減装置。 In a diesel engine, an automatic switching valve is inserted into the return oil pipe that returns the return oil from the overflow valve of the injection pump and the return oil from the injection nozzle to the fuel tank, and when the fuel oil temperature is low, the automatic switching valve is switched. A white smoke reduction device for a diesel engine, characterized in that all of the return oil is introduced into a fuel filter, and when the fuel oil temperature becomes high, all of the return oil is introduced into a fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP109689U JPH0292060U (en) | 1989-01-09 | 1989-01-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP109689U JPH0292060U (en) | 1989-01-09 | 1989-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0292060U true JPH0292060U (en) | 1990-07-20 |
Family
ID=31200684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP109689U Pending JPH0292060U (en) | 1989-01-09 | 1989-01-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0292060U (en) |
-
1989
- 1989-01-09 JP JP109689U patent/JPH0292060U/ja active Pending
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