JP2003214153A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2003214153A5 JP2003214153A5 JP2002013148A JP2002013148A JP2003214153A5 JP 2003214153 A5 JP2003214153 A5 JP 2003214153A5 JP 2002013148 A JP2002013148 A JP 2002013148A JP 2002013148 A JP2002013148 A JP 2002013148A JP 2003214153 A5 JP2003214153 A5 JP 2003214153A5
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- catalyst
- exhaust
- exhaust gas
- reducing agent
- 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 19
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims 9
- 239000007789 gas Substances 0.000 claims 8
- 239000003638 chemical reducing agent Substances 0.000 claims 7
- 230000006866 deterioration Effects 0.000 claims 6
- 238000000746 purification Methods 0.000 claims 6
- 238000001514 detection method Methods 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000001301 oxygen Substances 0.000 claims 2
- 229910052760 oxygen Inorganic materials 0.000 claims 2
- 238000006479 redox reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 239000000446 fuel Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000002243 precursor Substances 0.000 claims 1
- 238000006722 reduction reaction Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002013148A JP4114355B2 (ja) | 2002-01-22 | 2002-01-22 | 内燃機関の排気浄化装置及びその劣化判定方法 |
| DE10300555A DE10300555B4 (de) | 2002-01-10 | 2003-01-09 | Verschlechterungsermittelungsvorrichtung für eine Verbrennungsmotorabgassteuerungsvorrichtung und Verschlechterungsermittelungsverfahren |
| FR0300271A FR2834531B1 (fr) | 2002-01-10 | 2003-01-10 | Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002013148A JP4114355B2 (ja) | 2002-01-22 | 2002-01-22 | 内燃機関の排気浄化装置及びその劣化判定方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003214153A JP2003214153A (ja) | 2003-07-30 |
| JP2003214153A5 true JP2003214153A5 (enExample) | 2005-07-07 |
| JP4114355B2 JP4114355B2 (ja) | 2008-07-09 |
Family
ID=27650174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002013148A Expired - Lifetime JP4114355B2 (ja) | 2002-01-10 | 2002-01-22 | 内燃機関の排気浄化装置及びその劣化判定方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4114355B2 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4507957B2 (ja) * | 2005-04-06 | 2010-07-21 | トヨタ自動車株式会社 | 内燃機関の触媒劣化検出装置 |
| JP4710564B2 (ja) * | 2005-11-22 | 2011-06-29 | いすゞ自動車株式会社 | 排気ガス浄化システムの制御方法及び排気ガス浄化システム |
| JP4781151B2 (ja) * | 2006-04-04 | 2011-09-28 | トヨタ自動車株式会社 | 内燃機関の排気浄化システム |
| JP5098479B2 (ja) * | 2007-07-18 | 2012-12-12 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
| JP2009209781A (ja) * | 2008-03-04 | 2009-09-17 | Toyota Motor Corp | 車両用排気浄化触媒の劣化判定装置 |
| CN101896701B (zh) | 2008-06-11 | 2013-01-09 | 丰田自动车株式会社 | NOx催化剂的异常诊断装置及异常诊断方法 |
| GB2472986B (en) * | 2009-08-24 | 2016-09-07 | Gm Global Tech Operations Llc | Method and apparatus for monitoring the light-off temperature of a diesel oxidation catalyst |
| CN113803143B (zh) * | 2021-09-02 | 2022-09-23 | 潍柴动力股份有限公司 | Doc硫中毒的判断方法及具有其的控制装置 |
-
2002
- 2002-01-22 JP JP2002013148A patent/JP4114355B2/ja not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2549430T3 (es) | Dispositivo y método para detectar anomalía del sensor de temperatura de gases de escape | |
| CN101175910B (zh) | 废气净化方法及废气净化系统 | |
| JP4665923B2 (ja) | 触媒劣化判定装置 | |
| JP4175427B1 (ja) | ＮＯｘ浄化システムの制御方法及びＮＯｘ浄化システム | |
| JP6287989B2 (ja) | ＮＯｘ吸蔵還元型触媒の異常診断装置 | |
| JP4415648B2 (ja) | サルファパージ制御方法及び排気ガス浄化システム | |
| JP5476677B2 (ja) | 排気ガス浄化方法及び排気ガス浄化システム | |
| US20120023911A1 (en) | Detection of exhaust particulate filter substrate failure | |
| KR101234638B1 (ko) | 질소산화물의 양을 예측하는 방법 및 이를 이용한 배기 장치 | |
| JP5604953B2 (ja) | 排気ガス浄化装置及び排気ガス浄化装置の制御方法 | |
| US8336293B2 (en) | Exhaust gas purification system of an internal combustion engine | |
| JPWO2010079621A1 (ja) | 触媒通過成分判定装置および内燃機関の排気浄化装置 | |
| JP2008240577A (ja) | 酸化触媒の劣化診断装置及び劣化診断方法 | |
| JP6163996B2 (ja) | 診断装置 | |
| JP4650109B2 (ja) | 排気ガス浄化方法及び排気ガス浄化システム | |
| JP2010209783A (ja) | 排気ガス浄化装置 | |
| JP2009156159A (ja) | 排気ガス浄化システムの異常部位の判定装置 | |
| US12215617B2 (en) | Exhaust gas purification apparatus and exhaust gas purification method | |
| US20140147339A1 (en) | Diesel oxidation catalyst aging level determination using nox sensor no2 interference | |
| JP6163995B2 (ja) | 診断装置 | |
| JP2020106002A (ja) | 診断装置及び内燃機関の排気浄化装置 | |
| KR20200134576A (ko) | 배기 시스템 및 이의 제어 방법 | |
| JP4114355B2 (ja) | 内燃機関の排気浄化装置及びその劣化判定方法 | |
| JP4093302B2 (ja) | ＮＯｘ浄化システムの触媒劣化判定方法及びＮＯｘ浄化システム | |
| JP2007046494A (ja) | 内燃機関の空燃比制御装置 |