JPH02110222U - - Google Patents
Info
- Publication number
- JPH02110222U JPH02110222U JP1786689U JP1786689U JPH02110222U JP H02110222 U JPH02110222 U JP H02110222U JP 1786689 U JP1786689 U JP 1786689U JP 1786689 U JP1786689 U JP 1786689U JP H02110222 U JPH02110222 U JP H02110222U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- particulate
- regeneration device
- inlet pipe
- upstream
- 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
- 230000008929 regeneration Effects 0.000 claims 3
- 238000011069 regeneration method Methods 0.000 claims 3
- 238000001816 cooling Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000000112 cooling gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図及び第２図は本考案の第１及び第２実施
例を示す全体構成図、第３図は制御タイミングチ
ヤート図、第４図は本考案の効果を示すフイルタ
内温度特性図、第５図は従来装置の第４図に相当
する図面である。
２……パーテイキユレイトフイルタ、３……バ
ーナ、４……加熱ガス供給管、５，５ａ……冷却
ガス導入管、６……熱交換器、７……ポンプ、８
……空気導入管、９……ポンプ、１０……制御装
置。
1 and 2 are overall configuration diagrams showing the first and second embodiments of the present invention, FIG. 3 is a control timing chart, and FIG. 4 is a filter internal temperature characteristic diagram showing the effects of the present invention. FIG. 5 is a drawing corresponding to FIG. 4 of the conventional device. 2... Particulate filter, 3... Burner, 4... Heating gas supply pipe, 5, 5a... Cooling gas introduction pipe, 6... Heat exchanger, 7... Pump, 8
... Air introduction pipe, 9 ... Pump, 10 ... Control device.
Claims (1)
集するフイルタを設け、該フイルタの上流側に捕
集したパーテイキユレイトを焼却しフイルタを再
生する補助熱源を設けたパーテイキユレイトフイ
ルタの再生装置において、前記フイルタの下流側
に開口し、上流側のフイルタ前面中心部に向けて
開口して排気ガスを還流する導入管を設け、該導
入管に還流ガスを冷却する冷却手段及びポンプを
介装したことを特徴とするパーテイキユレイトフ
イルタの再生装置。 In a particulate filter regeneration device, a particulate filter regeneration device is provided with a filter for collecting particulate in the exhaust passage of an internal combustion engine, and an auxiliary heat source is provided upstream of the filter to incinerate the collected particulate and regenerate the filter, An inlet pipe is provided that opens downstream of the filter and opens toward the center of the front surface of the upstream filter to recirculate the exhaust gas, and the inlet pipe is provided with a cooling means and a pump for cooling the recirculated gas. A particulate filter regeneration device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1786689U JPH02110222U (en) | 1989-02-20 | 1989-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1786689U JPH02110222U (en) | 1989-02-20 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110222U true JPH02110222U (en) | 1990-09-04 |
Family
ID=31232021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1786689U Pending JPH02110222U (en) | 1989-02-20 | 1989-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110222U (en) |
-
1989
- 1989-02-20 JP JP1786689U patent/JPH02110222U/ja active Pending
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