FR3045720B1 - Procede de diagnostic d'une sonde a oxygene - Google Patents
Procede de diagnostic d'une sonde a oxygene Download PDFInfo
- Publication number
- FR3045720B1 FR3045720B1 FR1562760A FR1562760A FR3045720B1 FR 3045720 B1 FR3045720 B1 FR 3045720B1 FR 1562760 A FR1562760 A FR 1562760A FR 1562760 A FR1562760 A FR 1562760A FR 3045720 B1 FR3045720 B1 FR 3045720B1
- Authority
- FR
- France
- Prior art keywords
- oxygen sensor
- threshold
- pressure
- voltage
- output electrical
- 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.)
- Active
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
-
- 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, e.g. for catalytic activity
- F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/12—Introducing corrections for particular operating conditions for deceleration
- F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1452—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a COx content or concentration
- F02D41/1453—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a COx content or concentration the characteristics being a CO content or concentration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0406—Intake manifold pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0816—Oxygen storage capacity
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1562760A FR3045720B1 (fr) | 2015-12-18 | 2015-12-18 | Procede de diagnostic d'une sonde a oxygene |
PCT/FR2016/053551 WO2017103551A1 (fr) | 2015-12-18 | 2016-12-19 | Procédé de diagnostic d'une sonde à oxygène |
US16/062,908 US10578044B2 (en) | 2015-12-18 | 2016-12-19 | Method for diagnosing an oxygen probe |
CN201680082153.2A CN108884769B (zh) | 2015-12-18 | 2016-12-19 | 用于诊断氧探头的诊断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1562760A FR3045720B1 (fr) | 2015-12-18 | 2015-12-18 | Procede de diagnostic d'une sonde a oxygene |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3045720A1 FR3045720A1 (fr) | 2017-06-23 |
FR3045720B1 true FR3045720B1 (fr) | 2021-11-05 |
Family
ID=55486844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1562760A Active FR3045720B1 (fr) | 2015-12-18 | 2015-12-18 | Procede de diagnostic d'une sonde a oxygene |
Country Status (4)
Country | Link |
---|---|
US (1) | US10578044B2 (fr) |
CN (1) | CN108884769B (fr) |
FR (1) | FR3045720B1 (fr) |
WO (1) | WO2017103551A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110848009A (zh) * | 2019-09-30 | 2020-02-28 | 潍柴动力股份有限公司 | 开关氧传感器可信性的诊断方法及发动机 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3179920B2 (ja) * | 1993-02-12 | 2001-06-25 | 株式会社日立製作所 | 内燃機関の触媒診断装置 |
DE19722334B4 (de) * | 1997-05-28 | 2011-01-05 | Robert Bosch Gmbh | Abgassondendiagnoseverfahren und -vorrichtung |
JP4062765B2 (ja) * | 1998-01-30 | 2008-03-19 | マツダ株式会社 | 空燃比検出装置の故障検出装置 |
JP3868693B2 (ja) * | 1999-03-03 | 2007-01-17 | 日産自動車株式会社 | 内燃機関の空燃比制御装置 |
JP2001182603A (ja) * | 1999-12-24 | 2001-07-06 | Sanshin Ind Co Ltd | エンジンの故障診断システム |
US6938466B2 (en) * | 2001-11-15 | 2005-09-06 | Delphi Technologies, Inc. | Fuel driveability index detection |
FR2871849B1 (fr) * | 2004-06-17 | 2006-09-08 | Renault Sas | Procede et dispositif pour gerer le fonctionnement d'un piege a oxydes d'azote, et diagnostiquer son etat de vieillissement |
JP4678336B2 (ja) * | 2006-05-31 | 2011-04-27 | 日産自動車株式会社 | 空燃比センサの診断装置及び診断方法 |
US7444235B2 (en) * | 2007-02-06 | 2008-10-28 | Gm Global Technology Operations, Inc. | Post catalyst oxygen sensor diagnostic |
US9175649B2 (en) * | 2010-01-29 | 2015-11-03 | Jerry McGuffin | Remote, bidirectional communication with an engine control unit |
US8939010B2 (en) * | 2011-11-01 | 2015-01-27 | GM Global Technology Operations LLC | System and method for diagnosing faults in an oxygen sensor |
WO2014207843A1 (fr) * | 2013-06-26 | 2014-12-31 | トヨタ自動車株式会社 | Dispositif de diagnostic pour moteur à combustion interne |
US9328684B2 (en) * | 2013-09-19 | 2016-05-03 | Ford Global Technologies, Llc | Methods and systems for an intake oxygen sensor |
US9482189B2 (en) * | 2013-09-19 | 2016-11-01 | Ford Global Technologies, Llc | Methods and systems for an intake oxygen sensor |
CN105134397B (zh) * | 2015-09-02 | 2017-10-10 | 北汽福田汽车股份有限公司 | 氧传感器的诊断方法、系统及具有该系统的车辆 |
US9752521B2 (en) * | 2015-09-18 | 2017-09-05 | Ford Global Technologies, Llc | System and methods for cold starting an internal combustion engine |
US10330028B2 (en) * | 2015-10-20 | 2019-06-25 | Ford Global Technologies, Llc | Method and system for determining knock control fluid composition |
US9945310B1 (en) * | 2016-12-19 | 2018-04-17 | Ford Global Technologies, Llc | Methods and system for adjusting engine water injection |
US10190541B2 (en) * | 2016-12-19 | 2019-01-29 | Ford Global Technologies, Llc | Method and system for engine water injection |
US10247140B2 (en) * | 2016-12-19 | 2019-04-02 | Ford Global Technologies, Llc | Methods and system for adjusting engine water injection |
US10018156B1 (en) * | 2016-12-19 | 2018-07-10 | Ford Global Technologies, Llc | Method and system for engine water injection |
-
2015
- 2015-12-18 FR FR1562760A patent/FR3045720B1/fr active Active
-
2016
- 2016-12-19 US US16/062,908 patent/US10578044B2/en active Active
- 2016-12-19 WO PCT/FR2016/053551 patent/WO2017103551A1/fr active Application Filing
- 2016-12-19 CN CN201680082153.2A patent/CN108884769B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20180372015A1 (en) | 2018-12-27 |
US10578044B2 (en) | 2020-03-03 |
FR3045720A1 (fr) | 2017-06-23 |
CN108884769B (zh) | 2021-06-08 |
CN108884769A (zh) | 2018-11-23 |
WO2017103551A1 (fr) | 2017-06-22 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 2 |
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PLSC | Publication of the preliminary search report |
Effective date: 20170623 |
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Year of fee payment: 3 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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Year of fee payment: 6 |
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TP | Transmission of property |
Owner name: CONTINENTAL AUTOMOTIVE FRANCE SAS, FR Effective date: 20210916 |
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PLFP | Fee payment |
Year of fee payment: 7 |
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TP | Transmission of property |
Owner name: VITESCO TECHNOLOGIES GMBH, DE Effective date: 20220616 |
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PLFP | Fee payment |
Year of fee payment: 8 |