JPH01134718U - - Google Patents
Info
- Publication number
- JPH01134718U JPH01134718U JP3044388U JP3044388U JPH01134718U JP H01134718 U JPH01134718 U JP H01134718U JP 3044388 U JP3044388 U JP 3044388U JP 3044388 U JP3044388 U JP 3044388U JP H01134718 U JPH01134718 U JP H01134718U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- air preheater
- engine
- temperature
- control valve
- 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
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の一実施例を示した説明図、第
２図は排ガス温度とダスト減量率の関係を示した
説明図、第３図はＳＯ３濃度と排ガス温度の関係
を示した説明図である。
１…デイーゼルエンジン、２…吸気ダクト、３
…排ガスダクト、４…脱硝器、５…空気予熱器、
６…加熱源のライン、７…空気ダクト、８…流量
調節弁、９…温度制御器。
Fig. 1 is an explanatory diagram showing an embodiment of the present invention, Fig. 2 is an explanatory diagram showing the relationship between exhaust gas temperature and dust reduction rate, and Fig. 3 is an explanatory diagram showing the relationship between SO 3 concentration and exhaust gas temperature. It is a diagram. 1... Diesel engine, 2... Intake duct, 3
...Exhaust gas duct, 4...Denitrifier, 5...Air preheater,
6... Heat source line, 7... Air duct, 8... Flow rate control valve, 9... Temperature controller.
Claims (1)
た脱硝器と、前記エンジンの吸気ダクトに設けら
れて該エンジンの吸気温度を上昇させる空気予熱
器と、前記空気予熱器の加熱源のラインの途中に
設けられた流量調節弁と、前記排ガスダクトの中
を流れる排ガスの温度を検出して該流量調節弁の
開度を制御する温度制御器とを備えていることを
特徴とする、デイーゼルエンジン排ガスの脱硝装
置。 A denitrifier provided in an exhaust gas duct of a diesel engine; an air preheater provided in an intake duct of the engine to increase intake air temperature of the engine; and an air preheater provided in the middle of a line of a heating source for the air preheater. A denitration device for diesel engine exhaust gas, comprising: a flow rate control valve; and a temperature controller that detects the temperature of the exhaust gas flowing through the exhaust gas duct and controls the opening degree of the flow rate control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3044388U JPH01134718U (en) | 1988-03-09 | 1988-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3044388U JPH01134718U (en) | 1988-03-09 | 1988-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134718U true JPH01134718U (en) | 1989-09-14 |
Family
ID=31255517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3044388U Pending JPH01134718U (en) | 1988-03-09 | 1988-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134718U (en) |
-
1988
- 1988-03-09 JP JP3044388U patent/JPH01134718U/ja active Pending