JPH0437825U - - Google Patents
Info
- Publication number
- JPH0437825U JPH0437825U JP7916190U JP7916190U JPH0437825U JP H0437825 U JPH0437825 U JP H0437825U JP 7916190 U JP7916190 U JP 7916190U JP 7916190 U JP7916190 U JP 7916190U JP H0437825 U JPH0437825 U JP H0437825U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- reducing agent
- catalyst
- catalyst carriers
- treatment device
- 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.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 239000000969 carrier Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の一実施例を示す排出ガス後処
理装置の概略構成図、第２図は触媒担体への還元
剤の供給方向を示す触媒担体の正面図、第３図は
エンジンの状態に応じて供給される還元剤の等還
元剤投入線図である。
１……ハウジング、１ａ，１ｎ……空間、２ａ
，２ｂ，２ｎ……触媒担体、３，４……排出ガス
流路、５……分割調量機、８……コントローラ、
７……還元剤タンク。
Fig. 1 is a schematic configuration diagram of an exhaust gas after-treatment device showing an embodiment of the present invention, Fig. 2 is a front view of the catalyst carrier showing the direction in which the reducing agent is supplied to the catalyst carrier, and Fig. 3 is the state of the engine. FIG. 3 is an iso-reducing agent supply diagram of the reducing agent supplied according to the conditions. 1...Housing, 1a, 1n...Space, 2a
, 2b, 2n...Catalyst carrier, 3, 4...Exhaust gas flow path, 5...Divided metering device, 8...Controller,
7...Reducing agent tank.
Claims (1)
を処理する排出ガス後処理装置であつて、 排出ガスの流れ方向に沿つて列設されていて、
これに担持した触媒で排出ガスを浄化する複数個
の触媒担体と、 還元剤タンクに貯溜した還元剤を、上記複数の
触媒担体に選択的に供給する分割調量機と、 エンジンの状態に応じて上記触媒担体に対して
還元剤を供給するように上記分割調量機の作動を
制御するコントローラ とを具備したことを特徴とする排出ガス後処理装
置。[Scope of Claim for Utility Model Registration] An exhaust gas after-treatment device for treating exhaust gas emitted from a diesel engine, which is arranged in a row along the flow direction of the exhaust gas,
A plurality of catalyst carriers that purify exhaust gas with the catalyst supported on the catalyst carriers, a dividing meter that selectively supplies the reducing agent stored in the reducing agent tank to the plurality of catalyst carriers, and An exhaust gas after-treatment device comprising: a controller that controls the operation of the split metering device so as to supply the reducing agent to the catalyst carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7916190U JP2508640Y2 (en) | 1990-07-25 | 1990-07-25 | Exhaust gas aftertreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7916190U JP2508640Y2 (en) | 1990-07-25 | 1990-07-25 | Exhaust gas aftertreatment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0437825U true JPH0437825U (en) | 1992-03-31 |
| JP2508640Y2 JP2508640Y2 (en) | 1996-08-28 |
Family
ID=31623077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7916190U Expired - Lifetime JP2508640Y2 (en) | 1990-07-25 | 1990-07-25 | Exhaust gas aftertreatment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2508640Y2 (en) |
-
1990
- 1990-07-25 JP JP7916190U patent/JP2508640Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2508640Y2 (en) | 1996-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |