JPH0521616Y2 - - Google Patents
Info
- Publication number
- JPH0521616Y2 JPH0521616Y2 JP13371589U JP13371589U JPH0521616Y2 JP H0521616 Y2 JPH0521616 Y2 JP H0521616Y2 JP 13371589 U JP13371589 U JP 13371589U JP 13371589 U JP13371589 U JP 13371589U JP H0521616 Y2 JPH0521616 Y2 JP H0521616Y2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- engine
- flow rate
- nox
- burnup
- 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.)
- Expired - Lifetime
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 207
- 239000007789 gas Substances 0.000 claims description 58
- 239000003054 catalyst Substances 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 238000012937 correction Methods 0.000 claims description 12
- 230000003247 decreasing effect Effects 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 74
- 229910021529 ammonia Inorganic materials 0.000 description 37
- 239000000446 fuel Substances 0.000 description 10
- 230000007423 decrease Effects 0.000 description 9
- 230000004905 short-term response Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13371589U JPH0521616Y2 (enrdf_load_stackoverflow) | 1989-11-17 | 1989-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13371589U JPH0521616Y2 (enrdf_load_stackoverflow) | 1989-11-17 | 1989-11-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0371122U JPH0371122U (enrdf_load_stackoverflow) | 1991-07-18 |
| JPH0521616Y2 true JPH0521616Y2 (enrdf_load_stackoverflow) | 1993-06-03 |
Family
ID=31681112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13371589U Expired - Lifetime JPH0521616Y2 (enrdf_load_stackoverflow) | 1989-11-17 | 1989-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521616Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006242094A (ja) * | 2005-03-03 | 2006-09-14 | Hino Motors Ltd | 排気浄化装置 |
-
1989
- 1989-11-17 JP JP13371589U patent/JPH0521616Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0371122U (enrdf_load_stackoverflow) | 1991-07-18 |
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