JPH01166210U - - Google Patents
Info
- Publication number
- JPH01166210U JPH01166210U JP6082588U JP6082588U JPH01166210U JP H01166210 U JPH01166210 U JP H01166210U JP 6082588 U JP6082588 U JP 6082588U JP 6082588 U JP6082588 U JP 6082588U JP H01166210 U JPH01166210 U JP H01166210U
- Authority
- JP
- Japan
- Prior art keywords
- engine exhaust
- filter
- fuel injection
- injection device
- secondary fuel
- 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
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 2
- 230000008929 regeneration Effects 0.000 claims description 2
- 238000011069 regeneration method Methods 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の実施例を示す構成図、第２
図は同じく従来の場合と比較して再生処理の可能
な運転領域を示す特性図、第３図は同じく二次燃
料噴射量とフイルタ内温度の関係を示す特性図、
第４図は他の実施例を示す一部構成図である。
１……トラツプフイルタ、５……触媒、６……
二次燃料噴射装置、９……燃料インジエクタ、１
０……排気通路、１２……衝突板。
Figure 1 is a configuration diagram showing an embodiment of this invention, Figure 2
The figure is a characteristic diagram showing the operating range in which regeneration processing is possible compared to the conventional case, and Figure 3 is a characteristic diagram showing the relationship between the secondary fuel injection amount and the filter internal temperature.
FIG. 4 is a partial configuration diagram showing another embodiment. 1...trap filter, 5...catalyst, 6...
Secondary fuel injection device, 9...Fuel injector, 1
0... Exhaust passage, 12... Collision plate.
Claims (1)
キユレイトトラツプフイルタを介装すると共に、
このフイルタの上流側にフイルタ再生用の二次燃
料噴射装置を設けたデイーゼルエンジンの排気浄
化装置において、二次燃料噴射装置の燃料インジ
エクタの前面を遮るように網目状の衝突板を設け
たことを特徴とするデイーゼルエンジンの排気浄
化装置。 In addition to installing a particulate trap filter with a catalyst in the middle of the engine exhaust passage,
In a diesel engine exhaust purification system in which a secondary fuel injection device for filter regeneration is provided upstream of the filter, a mesh-like collision plate is provided to block the front surface of the fuel injector of the secondary fuel injection device. Features a diesel engine exhaust purification device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6082588U JPH01166210U (en) | 1988-05-09 | 1988-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6082588U JPH01166210U (en) | 1988-05-09 | 1988-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01166210U true JPH01166210U (en) | 1989-11-21 |
Family
ID=31286524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6082588U Pending JPH01166210U (en) | 1988-05-09 | 1988-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01166210U (en) |
-
1988
- 1988-05-09 JP JP6082588U patent/JPH01166210U/ja active Pending
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