JPS61184811U - - Google Patents
Info
- Publication number
- JPS61184811U JPS61184811U JP6736985U JP6736985U JPS61184811U JP S61184811 U JPS61184811 U JP S61184811U JP 6736985 U JP6736985 U JP 6736985U JP 6736985 U JP6736985 U JP 6736985U JP S61184811 U JPS61184811 U JP S61184811U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- operating state
- detection means
- predetermined
- state detection
- 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
- 239000003054 catalyst Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
第１図は本考案の概要を示す全体構成図、第２
図は本考案の実施例を示す構成図、第３図は同上
実施例における制御を示すフローチヤート、第４
図は従来例を示す構成図である。
２０…デイーゼル機関、２１，２２…吸気マニ
ホルド、２３，２４……吸気マニホルド、２５…
触媒付トラツプ、２６…圧力センサ、２７…制御
装置、２８…ＥＧＲ通路、３０…排気通路、３１
，３２…開閉弁、３１ａ，３２ａ…ダイアフラム
、３３…電磁弁、４０…燃料噴射ポンプレバー開
度センサ、４１…回転速度センサ、１００…運転
状態検出手段、１０１…排気環流装置。
Figure 1 is an overall configuration diagram showing the outline of the present invention, Figure 2
The figure is a configuration diagram showing an embodiment of the present invention, FIG. 3 is a flowchart showing control in the above embodiment, and FIG.
The figure is a configuration diagram showing a conventional example. 20... Diesel engine, 21, 22... Intake manifold, 23, 24... Intake manifold, 25...
Trap with catalyst, 26...pressure sensor, 27...control device, 28...EGR passage, 30...exhaust passage, 31
, 32... Opening/closing valve, 31a, 32a... Diaphragm, 33... Solenoid valve, 40... Fuel injection pump lever opening sensor, 41... Rotation speed sensor, 100... Operating state detection means, 101... Exhaust recirculation device.
Claims (1)
触媒付トラツプを備えた多気筒デイーゼル機関に
おいて、所定の第１気筒グループの排気を所定の
第２気筒グループの吸気系に還流させる排気環流
装置と、機関の運転状態を検出する運転状態検出
手段と、該運転状態検出手段によつて検出された
前記触媒の不活性領域において前記排気環流装置
を作動させる制御手段と、を備えたことを特徴と
する多気筒デイーゼル機関の排気微粒子処理装置
。 An exhaust recirculation device that recirculates the exhaust gas of a predetermined first cylinder group to the intake system of a predetermined second cylinder group in a multi-cylinder diesel engine equipped with a trap with a catalyst installed in the exhaust passage to collect particulates in the exhaust. and an operating state detection means for detecting the operating state of the engine, and a control means for operating the exhaust gas recirculation device in an inactive region of the catalyst detected by the operating state detection means. Exhaust particulate treatment equipment for multi-cylinder diesel engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6736985U JPS61184811U (en) | 1985-05-09 | 1985-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6736985U JPS61184811U (en) | 1985-05-09 | 1985-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61184811U true JPS61184811U (en) | 1986-11-18 |
Family
ID=30601129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6736985U Pending JPS61184811U (en) | 1985-05-09 | 1985-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61184811U (en) |
-
1985
- 1985-05-09 JP JP6736985U patent/JPS61184811U/ja active Pending
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