JPH0612174Y2 - デイ−ゼルエンジンの窒素酸化物除去機構 - Google Patents
デイ−ゼルエンジンの窒素酸化物除去機構Info
- Publication number
- JPH0612174Y2 JPH0612174Y2 JP1987037105U JP3710587U JPH0612174Y2 JP H0612174 Y2 JPH0612174 Y2 JP H0612174Y2 JP 1987037105 U JP1987037105 U JP 1987037105U JP 3710587 U JP3710587 U JP 3710587U JP H0612174 Y2 JPH0612174 Y2 JP H0612174Y2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- amount
- temperature
- sensor
- diesel engine
- 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
- 230000007246 mechanism Effects 0.000 title claims description 11
- 239000007789 gas Substances 0.000 claims description 76
- 239000003054 catalyst Substances 0.000 claims description 37
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 30
- 230000003197 catalytic effect Effects 0.000 claims description 18
- 230000004913 activation Effects 0.000 claims description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 8
- 238000002347 injection Methods 0.000 description 14
- 239000007924 injection Substances 0.000 description 14
- 229910010413 TiO 2 Inorganic materials 0.000 description 12
- 239000000446 fuel Substances 0.000 description 7
- 230000001603 reducing effect Effects 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987037105U JPH0612174Y2 (ja) | 1987-03-13 | 1987-03-13 | デイ−ゼルエンジンの窒素酸化物除去機構 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987037105U JPH0612174Y2 (ja) | 1987-03-13 | 1987-03-13 | デイ−ゼルエンジンの窒素酸化物除去機構 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63146116U JPS63146116U (enrdf_load_stackoverflow) | 1988-09-27 |
| JPH0612174Y2 true JPH0612174Y2 (ja) | 1994-03-30 |
Family
ID=30848132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987037105U Expired - Lifetime JPH0612174Y2 (ja) | 1987-03-13 | 1987-03-13 | デイ−ゼルエンジンの窒素酸化物除去機構 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0612174Y2 (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0635817B2 (ja) * | 1989-02-02 | 1994-05-11 | 株式会社日本触媒 | ディーゼルエンジン排ガス中の窒素酸化物除去方法 |
| JPH0635818B2 (ja) * | 1989-02-02 | 1994-05-11 | 株式会社日本触媒 | ディーゼルエンジン排ガス中の窒素酸化物除去方法 |
| GB0220645D0 (en) * | 2002-09-05 | 2002-10-16 | Johnson Matthey Plc | Exhaust system for a lean burn ic engine |
| JP2012047094A (ja) * | 2010-08-26 | 2012-03-08 | Mitsubishi Heavy Ind Ltd | 舶用脱硝システムおよびこれを備えた船舶ならびに舶用脱硝システムの制御方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5593917A (en) * | 1979-01-08 | 1980-07-16 | Unitika Ltd | Method of purifying exhaust gas of internal combustion engine |
| JPS6212717U (enrdf_load_stackoverflow) * | 1985-07-08 | 1987-01-26 |
-
1987
- 1987-03-13 JP JP1987037105U patent/JPH0612174Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63146116U (enrdf_load_stackoverflow) | 1988-09-27 |
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