JPS5867953U - Diesel engine exhaust recirculation control device - Google Patents
Diesel engine exhaust recirculation control deviceInfo
- Publication number
- JPS5867953U JPS5867953U JP16254981U JP16254981U JPS5867953U JP S5867953 U JPS5867953 U JP S5867953U JP 16254981 U JP16254981 U JP 16254981U JP 16254981 U JP16254981 U JP 16254981U JP S5867953 U JPS5867953 U JP S5867953U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- diesel engine
- recirculation control
- control device
- engine exhaust
- 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
Landscapes
- Exhaust-Gas Circulating Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
１ 第１図は排気還流を行なわない場合と行なった
し 場合のディーゼルエンジンの回転数とエンジン負
し 荷と排気煙濃度との関係図、第２図は排気還流を
１ 行なった場合のディーゼルエンジンの回転数と工
【 ンジン負荷と排気煙濃度および排気温度との関係
； 図、第３図は本案装置の要部断面図である。
１・・・ディーゼルエンジン、２・・・排気管、３・・
・吸気管、４・・・排気還流管、５・・・還流通路、６
・・・排気還流制御弁、７・・・排気温度センサ、１１
・・・作動側・両回路。1 Figure 1 shows the relationship between diesel engine rotation speed, engine load, and exhaust smoke concentration with and without exhaust recirculation, and Figure 2 shows the relationship between diesel engine speed and exhaust smoke concentration with and without exhaust recirculation. Relationship between engine load, exhaust smoke concentration, and exhaust temperature; Fig. 3 is a cross-sectional view of the main parts of the proposed device. 1...Diesel engine, 2...Exhaust pipe, 3...
・Intake pipe, 4...Exhaust recirculation pipe, 5...Recirculation passage, 6
...Exhaust recirculation control valve, 7...Exhaust temperature sensor, 11
...Active side/both circuits.
Claims (1)
通路に排気還流制御弁を設け、前記排女管に排気温度セ
ンサを配設し、前記排気還流制御弁と前記排気温度セン
サとを作動制御回路により接続し、排気温度センサによ
る検出温度が設定温度より大なるとき前記作動制御回路
を介し前記杖気還流制御弁を閉鎖せしめるディーゼルエ
ンジンの排気還流制御装置。An exhaust recirculation control valve is provided in a recirculation passage that communicates an exhaust pipe and an intake pipe of a diesel engine, an exhaust temperature sensor is provided in the exhaust pipe, and the exhaust recirculation control valve and the exhaust temperature sensor are connected to an operation control circuit. an exhaust gas recirculation control device for a diesel engine, the exhaust gas recirculation control device for a diesel engine closing the air recirculation control valve via the operation control circuit when a temperature detected by an exhaust gas temperature sensor is higher than a set temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16254981U JPS5867953U (en) | 1981-10-30 | 1981-10-30 | Diesel engine exhaust recirculation control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16254981U JPS5867953U (en) | 1981-10-30 | 1981-10-30 | Diesel engine exhaust recirculation control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5867953U true JPS5867953U (en) | 1983-05-09 |
Family
ID=29954859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16254981U Pending JPS5867953U (en) | 1981-10-30 | 1981-10-30 | Diesel engine exhaust recirculation control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867953U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157046A (en) * | 1981-03-20 | 1982-09-28 | Toyota Motor Corp | Exhaust gas recirculation control system for diesel engine |
-
1981
- 1981-10-30 JP JP16254981U patent/JPS5867953U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157046A (en) * | 1981-03-20 | 1982-09-28 | Toyota Motor Corp | Exhaust gas recirculation control system for diesel engine |
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