FR2956439B1 - Procede de diagnostic d'un moteur a combustion interne - Google Patents
Procede de diagnostic d'un moteur a combustion interneInfo
- Publication number
- FR2956439B1 FR2956439B1 FR1051178A FR1051178A FR2956439B1 FR 2956439 B1 FR2956439 B1 FR 2956439B1 FR 1051178 A FR1051178 A FR 1051178A FR 1051178 A FR1051178 A FR 1051178A FR 2956439 B1 FR2956439 B1 FR 2956439B1
- Authority
- FR
- France
- Prior art keywords
- diagnosing
- combustion engine
- internal combustion
- engine
- internal
- 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 - Fee Related
Links
Classifications
-
- 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
-
- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
-
- 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
- F02D41/146—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 an NOx content or concentration
- F02D41/1461—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 an NOx content or concentration of the exhaust gases emitted by the engine
-
- 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
- F02D41/1493—Details
- F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
-
- 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
- F02D2041/228—Warning displays
-
- 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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
- F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
-
- 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)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas After Treatment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1051178A FR2956439B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de diagnostic d'un moteur a combustion interne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1051178A FR2956439B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de diagnostic d'un moteur a combustion interne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2956439A1 FR2956439A1 (fr) | 2011-08-19 |
FR2956439B1 true FR2956439B1 (fr) | 2012-03-16 |
Family
ID=42753388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1051178A Expired - Fee Related FR2956439B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de diagnostic d'un moteur a combustion interne |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2956439B1 (fr) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5239971A (en) * | 1991-08-03 | 1993-08-31 | Mitsubishi Denki K.K. | Trouble diagnosis device for exhaust gas recirculation system |
DE19946874A1 (de) * | 1999-09-30 | 2001-04-05 | Bosch Gmbh Robert | Diagnose von Stellgliedern und Sensoren in Verbindung mit der Gemischbildung bei Brennkraftmaschinen |
ITTO20031000A1 (it) * | 2003-12-12 | 2005-06-13 | Fiat Ricerche | Metodo di diagnosi dei guasti in organi di un impianto di alimentazione dell'aria di un motore a combustione interna. |
DE102005006362A1 (de) * | 2005-02-11 | 2006-08-24 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Erkennung eines Abgasrückführungs- oder HFM-Plausibilitätsfehlers in einer abgasführenden Brennkraftmaschine insbesondere eines Kraftfahrzeuges |
US20090076716A1 (en) * | 2007-09-19 | 2009-03-19 | Detroit Diesel Corporation | Characteristic number method for engine real-time diagnostics application |
DE102007050303A1 (de) * | 2007-10-22 | 2009-04-23 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung der Stellfunktion eines Stellglieds |
FR2923867B1 (fr) * | 2007-11-19 | 2009-11-20 | Renault Sas | Moteur a combustion interne et procede de diagnostic de l'etat de fonctionnement d'un volet de by-pass pour un systeme de recirculation partielle des gaz d'echappement. |
-
2010
- 2010-02-18 FR FR1051178A patent/FR2956439B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2956439A1 (fr) | 2011-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20151030 |