JPH0712660Y2 - ディーゼル・エンジンに使用される排気浄化装置 - Google Patents
ディーゼル・エンジンに使用される排気浄化装置Info
- Publication number
- JPH0712660Y2 JPH0712660Y2 JP3827390U JP3827390U JPH0712660Y2 JP H0712660 Y2 JPH0712660 Y2 JP H0712660Y2 JP 3827390 U JP3827390 U JP 3827390U JP 3827390 U JP3827390 U JP 3827390U JP H0712660 Y2 JPH0712660 Y2 JP H0712660Y2
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- exhaust gas
- exhaust
- urea
- catalytic converter
- 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
- 238000000746 purification Methods 0.000 title description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 75
- 239000007789 gas Substances 0.000 claims description 53
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 49
- 239000004202 carbamide Substances 0.000 claims description 49
- 230000003197 catalytic effect Effects 0.000 claims description 35
- 239000007864 aqueous solution Substances 0.000 claims description 23
- 238000011144 upstream manufacturing Methods 0.000 claims description 14
- 239000003054 catalyst Substances 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 231100000344 non-irritating Toxicity 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3827390U JPH0712660Y2 (ja) | 1990-04-10 | 1990-04-10 | ディーゼル・エンジンに使用される排気浄化装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3827390U JPH0712660Y2 (ja) | 1990-04-10 | 1990-04-10 | ディーゼル・エンジンに使用される排気浄化装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03129712U JPH03129712U (en]) | 1991-12-26 |
| JPH0712660Y2 true JPH0712660Y2 (ja) | 1995-03-29 |
Family
ID=31546129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3827390U Expired - Lifetime JPH0712660Y2 (ja) | 1990-04-10 | 1990-04-10 | ディーゼル・エンジンに使用される排気浄化装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712660Y2 (en]) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999067511A1 (en) * | 1998-06-23 | 1999-12-29 | Toyota Jidosha Kabushiki Kaisha | Exhaust emission control device of internal combustion engine |
| KR101595825B1 (ko) * | 2015-11-13 | 2016-02-19 | 박장섭 | 디젤엔진 질소산화물 저감장치용 요소수 균등무화 및 고압분사 분사시스템 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10004614A1 (de) * | 2000-02-03 | 2001-08-16 | Siemens Ag | Drucksensor zum Erfassen des Druckes einer Flüssigkeit |
| GB0220645D0 (en) * | 2002-09-05 | 2002-10-16 | Johnson Matthey Plc | Exhaust system for a lean burn ic engine |
| EP1712754A4 (en) * | 2004-02-02 | 2010-09-29 | Nissan Diesel Motor Co | DEVICE FOR PURIFYING THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE |
| JP4290110B2 (ja) * | 2004-11-04 | 2009-07-01 | 日産ディーゼル工業株式会社 | 排気浄化装置 |
| JP4290114B2 (ja) * | 2004-12-07 | 2009-07-01 | 日産ディーゼル工業株式会社 | 排気浄化装置 |
| DE102012002059A1 (de) * | 2012-02-03 | 2013-08-08 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren zum Betrieb einer Dosiervorrichtung |
| CN115788629B (zh) * | 2022-12-14 | 2025-08-12 | 凯龙高科技股份有限公司 | 一种尿素喷嘴电磁阀功能检测方法、装置、设备和介质 |
-
1990
- 1990-04-10 JP JP3827390U patent/JPH0712660Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999067511A1 (en) * | 1998-06-23 | 1999-12-29 | Toyota Jidosha Kabushiki Kaisha | Exhaust emission control device of internal combustion engine |
| KR101595825B1 (ko) * | 2015-11-13 | 2016-02-19 | 박장섭 | 디젤엔진 질소산화물 저감장치용 요소수 균등무화 및 고압분사 분사시스템 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03129712U (en]) | 1991-12-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |