JP2020193893A5 - - Google Patents
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- Publication number
- JP2020193893A5 JP2020193893A5 JP2019100209A JP2019100209A JP2020193893A5 JP 2020193893 A5 JP2020193893 A5 JP 2020193893A5 JP 2019100209 A JP2019100209 A JP 2019100209A JP 2019100209 A JP2019100209 A JP 2019100209A JP 2020193893 A5 JP2020193893 A5 JP 2020193893A5
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- sensor
- temperature
- fluctuation amount
- unit
- 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
- 238000003745 diagnosis Methods 0.000 claims description 37
- 238000001514 detection method Methods 0.000 claims description 20
- 230000005856 abnormality Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 9
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000013618 particulate matter Substances 0.000 claims 3
- 230000008929 regeneration Effects 0.000 claims 1
- 238000011069 regeneration method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019100209A JP7172861B2 (ja) | 2019-05-29 | 2019-05-29 | 排ガスセンサ |
| PCT/JP2020/021260 WO2020241808A1 (ja) | 2019-05-29 | 2020-05-29 | 排ガスセンサ |
| US17/535,883 US11512622B2 (en) | 2019-05-29 | 2021-11-26 | Exhaust gas sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019100209A JP7172861B2 (ja) | 2019-05-29 | 2019-05-29 | 排ガスセンサ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020193893A JP2020193893A (ja) | 2020-12-03 |
| JP2020193893A5 true JP2020193893A5 (enExample) | 2021-09-09 |
| JP7172861B2 JP7172861B2 (ja) | 2022-11-16 |
Family
ID=73548676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019100209A Active JP7172861B2 (ja) | 2019-05-29 | 2019-05-29 | 排ガスセンサ |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11512622B2 (enExample) |
| JP (1) | JP7172861B2 (enExample) |
| WO (1) | WO2020241808A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240369007A1 (en) * | 2021-04-30 | 2024-11-07 | Cummins Inc. | Heater control unit for exhaust after treatment system |
| WO2024138214A2 (en) * | 2022-12-23 | 2024-06-27 | Chorus, Llc | Systems and methods for identifying gas concentrations using an mox sensor |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3849546B2 (ja) | 2002-02-28 | 2006-11-22 | トヨタ自動車株式会社 | 温度センサの状態検知装置および状態検知方法 |
| JP4459566B2 (ja) | 2003-07-10 | 2010-04-28 | 本田技研工業株式会社 | 排気ガスセンサの劣化故障診断装置 |
| JP4503498B2 (ja) | 2005-06-22 | 2010-07-14 | 本田技研工業株式会社 | 排気温度センサの異常診断装置 |
| JP4539554B2 (ja) | 2005-12-26 | 2010-09-08 | 株式会社デンソー | 内燃機関の排気浄化装置 |
| DE102009003091A1 (de) | 2009-05-14 | 2010-11-18 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Bauteils |
| WO2012032622A1 (ja) | 2010-09-08 | 2012-03-15 | トヨタ自動車株式会社 | Ｐｍ検出装置 |
| JP2014222021A (ja) | 2013-05-13 | 2014-11-27 | ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ | 排気温度センサの異常診断装置 |
| US10550749B2 (en) | 2017-03-20 | 2020-02-04 | Nissan North America, Inc. | Exhaust gas temperature sensor diagnostic system |
-
2019
- 2019-05-29 JP JP2019100209A patent/JP7172861B2/ja active Active
-
2020
- 2020-05-29 WO PCT/JP2020/021260 patent/WO2020241808A1/ja not_active Ceased
-
2021
- 2021-11-26 US US17/535,883 patent/US11512622B2/en active Active
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