JPH0214412U - - Google Patents
Info
- Publication number
- JPH0214412U JPH0214412U JP9065488U JP9065488U JPH0214412U JP H0214412 U JPH0214412 U JP H0214412U JP 9065488 U JP9065488 U JP 9065488U JP 9065488 U JP9065488 U JP 9065488U JP H0214412 U JPH0214412 U JP H0214412U
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- air outlet
- engine exhaust
- enriched air
- trap filter
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の第一実施例に係る内燃機関の
排気処理装置の概略構成図、第２図は本考案の第
二実施例に係る排気処理装置の概略構成図である
。
１……エンジン、７……排気通路、９……トラ
ツプフイルタ、１３……熱交換器、１５……酸素
富化装置、１７……酸素富化通路、１９……窒素
富化通路、２１……触媒、３１……ヒータ、３７
……保温ケーシング。
FIG. 1 is a schematic diagram of an exhaust gas treatment device for an internal combustion engine according to a first embodiment of the present invention, and FIG. 2 is a schematic diagram of an exhaust gas treatment device according to a second embodiment of the present invention. 1... Engine, 7... Exhaust passage, 9... Trap filter, 13... Heat exchanger, 15... Oxygen enrichment device, 17... Oxygen enrichment passage, 19... Nitrogen enrichment passage, 21... Catalyst, 31... Heater, 37
...Heat insulation casing.
Claims (1)
ツプフイルタ及び酸素富化装置の順に取り付け、
当該酸素富化装置から窒素富化空気出口を触媒に
接続すると共に、酸素富化空気出口を上記パーテ
イキユレートトラツプフイルタの上流側に接続し
、且つ上記触媒に触媒加熱手段を設けたことを特
徴とする内燃機関の排気処理装置。 Install a particulate trap filter and an oxygen enrichment device in the engine exhaust passage in that order.
A nitrogen-enriched air outlet from the oxygen enrichment device is connected to the catalyst, an oxygen-enriched air outlet is connected to the upstream side of the particulate trap filter, and the catalyst is provided with catalyst heating means. Features of internal combustion engine exhaust treatment equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9065488U JPH0214412U (en) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9065488U JPH0214412U (en) | 1988-07-08 | 1988-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0214412U true JPH0214412U (en) | 1990-01-30 |
Family
ID=31315168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9065488U Pending JPH0214412U (en) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0214412U (en) |
-
1988
- 1988-07-08 JP JP9065488U patent/JPH0214412U/ja active Pending