JP2023055657A - 差圧センサ交換の検出 - Google Patents
差圧センサ交換の検出 Download PDFInfo
- Publication number
- JP2023055657A JP2023055657A JP2022151548A JP2022151548A JP2023055657A JP 2023055657 A JP2023055657 A JP 2023055657A JP 2022151548 A JP2022151548 A JP 2022151548A JP 2022151548 A JP2022151548 A JP 2022151548A JP 2023055657 A JP2023055657 A JP 2023055657A
- Authority
- JP
- Japan
- Prior art keywords
- value
- sensor
- differential pressure
- pressure sensor
- vehicle
- 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.)
- Pending
Links
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
- F01N11/005—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus the temperature or pressure being estimated, e.g. by means of a theoretical model
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/04—Filtering activity of particulate filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/24—Determining the presence or absence of an exhaust treating device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
- F01N2900/1406—Exhaust gas pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21200645.6A EP4159982B1 (en) | 2021-10-04 | 2021-10-04 | Detection of differential pressure sensor replacement |
| EP21200645.6 | 2021-10-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023055657A true JP2023055657A (ja) | 2023-04-18 |
| JP2023055657A5 JP2023055657A5 (enExample) | 2025-07-04 |
Family
ID=78078040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022151548A Pending JP2023055657A (ja) | 2021-10-04 | 2022-09-22 | 差圧センサ交換の検出 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11661881B2 (enExample) |
| EP (1) | EP4159982B1 (enExample) |
| JP (1) | JP2023055657A (enExample) |
| CN (1) | CN115929450A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117288379B (zh) * | 2023-09-22 | 2026-07-28 | 中国重汽集团济南动力有限公司 | 一种压差传感器漂移故障诊断方法、装置、设备及介质 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245123A (ja) * | 2003-02-13 | 2004-09-02 | Denso Corp | 内燃機関の排気浄化装置 |
| JP2004340138A (ja) * | 2003-04-11 | 2004-12-02 | Ford Global Technologies Llc | コンピューターによる圧力センサーの診断システム及び方法 |
| JP2007146829A (ja) * | 2005-11-07 | 2007-06-14 | Nissan Motor Co Ltd | 排気浄化方法及び排気浄化装置 |
| US8966882B2 (en) * | 2012-09-12 | 2015-03-03 | GM Global Technology Operations LLC | Differential pressure-based enablement of a particulate filter diagnostic |
| US20210129828A1 (en) * | 2017-02-08 | 2021-05-06 | Volvo Truck Corporation | A method and a control unit for controlling a hybrid driveline |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009264225A (ja) * | 2008-04-24 | 2009-11-12 | Toyota Motor Corp | 差圧センサの誤差低減装置 |
| DE102009057735A1 (de) * | 2009-09-09 | 2010-07-29 | Daimler Ag | Verfahren und Vorrichtung zum Erfassen eines eingefrorenen Zustands eines Differenzdrucksensors |
| US20120297750A1 (en) * | 2011-05-25 | 2012-11-29 | GM Global Technology Operations LLC | Method for monitoring an exhaust particulate filter |
| US8640441B2 (en) * | 2012-06-07 | 2014-02-04 | GM Global Technology Operations LLC | Method of monitoring a differential pressure sensor of an exhaust gas treatment system |
| US9303579B2 (en) * | 2012-08-01 | 2016-04-05 | GM Global Technology Operations LLC | System and method for monitoring a particulate filter in a vehicle exhaust aftertreatment device |
| JP6387884B2 (ja) * | 2015-04-06 | 2018-09-12 | 株式会社デンソー | 排出ガス浄化装置 |
| KR101744811B1 (ko) * | 2015-06-29 | 2017-06-20 | 현대자동차 주식회사 | 차량용 차압센서 보정 시스템 및 그 방법 |
| US9909482B2 (en) * | 2016-07-18 | 2018-03-06 | GM Global Technology Operations LLC | System and method for vehicle oxidation catalyst monitoring |
| DE102017006400A1 (de) * | 2017-07-06 | 2019-01-10 | Daimler Ag | Verfahren zum Beurteilen eines Zustands eines Partikelfilters und Abgasanlage für einen Kraftwagen |
| US10937258B2 (en) * | 2018-10-05 | 2021-03-02 | Deere & Company | Work vehicle maintenance management systems and methods |
| US11221266B2 (en) * | 2019-05-22 | 2022-01-11 | Baker Hughes Oilfield Operations Llc | Automatic zero reset for a pressure transducer |
-
2021
- 2021-10-04 EP EP21200645.6A patent/EP4159982B1/en active Active
-
2022
- 2022-09-22 CN CN202211155601.0A patent/CN115929450A/zh active Pending
- 2022-09-22 JP JP2022151548A patent/JP2023055657A/ja active Pending
- 2022-09-27 US US17/935,666 patent/US11661881B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245123A (ja) * | 2003-02-13 | 2004-09-02 | Denso Corp | 内燃機関の排気浄化装置 |
| JP2004340138A (ja) * | 2003-04-11 | 2004-12-02 | Ford Global Technologies Llc | コンピューターによる圧力センサーの診断システム及び方法 |
| JP2007146829A (ja) * | 2005-11-07 | 2007-06-14 | Nissan Motor Co Ltd | 排気浄化方法及び排気浄化装置 |
| US8966882B2 (en) * | 2012-09-12 | 2015-03-03 | GM Global Technology Operations LLC | Differential pressure-based enablement of a particulate filter diagnostic |
| US20210129828A1 (en) * | 2017-02-08 | 2021-05-06 | Volvo Truck Corporation | A method and a control unit for controlling a hybrid driveline |
Also Published As
| Publication number | Publication date |
|---|---|
| US11661881B2 (en) | 2023-05-30 |
| US20230106305A1 (en) | 2023-04-06 |
| EP4159982B1 (en) | 2024-08-14 |
| EP4159982A1 (en) | 2023-04-05 |
| EP4159982C0 (en) | 2024-08-14 |
| CN115929450A (zh) | 2023-04-07 |
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