JPH0347412U - - Google Patents
Info
- Publication number
- JPH0347412U JPH0347412U JP10819089U JP10819089U JPH0347412U JP H0347412 U JPH0347412 U JP H0347412U JP 10819089 U JP10819089 U JP 10819089U JP 10819089 U JP10819089 U JP 10819089U JP H0347412 U JPH0347412 U JP H0347412U
- Authority
- JP
- Japan
- Prior art keywords
- switching valve
- casing
- combustion chamber
- exhaust passage
- particulate
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案の一実施例の構成図、第２図乃
至第５図は処理手順を示した各工程の断面図、第
６図は時間フローチヤートである。
１，２……フイルタ、３，４……ケーシング、
５……排気通路、８ａ，８ｂ，８ｃ，８ｄ……切
換バルブ、９……合流排気通路、１０……パテイ
キユレート燃焼室、１１，１２，１４……連通路
、１３……ヒータ、１５ａ，１５ｂ，１６ａ，１
６ｂ……圧力センサ、１７……コントローラ。
FIG. 1 is a block diagram of an embodiment of the present invention, FIGS. 2 to 5 are sectional views of each step showing the processing procedure, and FIG. 6 is a time flow chart. 1, 2...filter, 3, 4...casing,
5...Exhaust passage, 8a, 8b, 8c, 8d...Switching valve, 9...Combined exhaust passage, 10...Particulate combustion chamber, 11, 12, 14...Communication passage, 13...Heater, 15a, 15b ,16a,1
6b...pressure sensor, 17...controller.
Claims (1)
シングを並列に設けたパテイキユレートフイルタ
トラツプにおいて、上記ケーシグの上流側に切換
バルブを設け、ケーシングの下流側の合流排気通
路に切換バルブを設け、各ケーシングのフイルタ
前方底部とパテイキユレート燃焼室間を連通路で
連結し、パテイキユレート燃焼室内にヒータを設
け、そのパテイキユレート燃焼室と前記合流排気
通路の切換バルブ下流側間を連通路で連結し、前
記ケーシングに備えた圧力検出手段に基づき各切
換バルブの開閉を行なう制御手段を設けたことを
特徴とするパテイキユレートフイルタトラツプ。 In a particulate filter trap in which casings with built-in filters are installed in parallel in the engine exhaust passage, a switching valve is provided upstream of the casing, a switching valve is provided in the combined exhaust passage downstream of the casing, and each casing is A communication passage connects the front bottom of the filter and the particulate combustion chamber, a heater is provided in the particulate combustion chamber, and a communication passage connects the particulate combustion chamber and the downstream side of the switching valve of the combined exhaust passage. A particulate filter trap characterized by comprising a control means for opening and closing each switching valve based on a pressure detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10819089U JPH0347412U (en) | 1989-09-14 | 1989-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10819089U JPH0347412U (en) | 1989-09-14 | 1989-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347412U true JPH0347412U (en) | 1991-05-02 |
Family
ID=31656844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10819089U Pending JPH0347412U (en) | 1989-09-14 | 1989-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019167906A (en) * | 2018-03-23 | 2019-10-03 | 株式会社Ｓｕｂａｒｕ | Exhaust emission control system |
-
1989
- 1989-09-14 JP JP10819089U patent/JPH0347412U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019167906A (en) * | 2018-03-23 | 2019-10-03 | 株式会社Ｓｕｂａｒｕ | Exhaust emission control system |