FR2941781B1 - Procede de diagnostic de l'etat d'une electrovanne - Google Patents
Procede de diagnostic de l'etat d'une electrovanneInfo
- Publication number
- FR2941781B1 FR2941781B1 FR0950721A FR0950721A FR2941781B1 FR 2941781 B1 FR2941781 B1 FR 2941781B1 FR 0950721 A FR0950721 A FR 0950721A FR 0950721 A FR0950721 A FR 0950721A FR 2941781 B1 FR2941781 B1 FR 2941781B1
- Authority
- FR
- France
- Prior art keywords
- electrovalve
- difference
- diagnosing
- state
- solenoid valve
- 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
- F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
- F02D35/0007—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for using electrical feedback
-
- 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
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/49—Detecting, diagnosing or indicating an abnormal function of the EGR system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2034—Control of the current gradient
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value
-
- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Magnetically Actuated Valves (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0950721A FR2941781B1 (fr) | 2009-02-05 | 2009-02-05 | Procede de diagnostic de l'etat d'une electrovanne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0950721A FR2941781B1 (fr) | 2009-02-05 | 2009-02-05 | Procede de diagnostic de l'etat d'une electrovanne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2941781A1 FR2941781A1 (fr) | 2010-08-06 |
FR2941781B1 true FR2941781B1 (fr) | 2011-03-04 |
Family
ID=40933202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0950721A Expired - Fee Related FR2941781B1 (fr) | 2009-02-05 | 2009-02-05 | Procede de diagnostic de l'etat d'une electrovanne |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2941781B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2963771B1 (fr) * | 2010-08-13 | 2012-08-03 | Peugeot Citroen Automobiles Sa | Procede de commande d'un actionneur presentant une fonction decrassage |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2751700B1 (fr) * | 1996-07-23 | 1998-10-30 | Peugeot Motocycles Sa | Electrovanne par exemple d'impact pour un systeme d'injection de carburant par effet de coup de belier dans un moteur de vehicule |
US6837226B2 (en) * | 2001-01-31 | 2005-01-04 | Cummins, Inc. | System for diagnosing EGR valve, actuator and sensor related failure conditions |
FR2836517B1 (fr) * | 2002-02-25 | 2004-05-28 | Renault | Procede et dispositif de diagnostic de l'etat de fonctionnement d'une vanne de recirculation de gaz d'echappement d'un moteur a combustion interne |
DE102006036294A1 (de) * | 2006-08-03 | 2008-02-07 | Inter Control Hermann Köhler Elektrik GmbH & Co. KG | Gasventil und Verfahren zur Ansteuerung eines Gasventils |
-
2009
- 2009-02-05 FR FR0950721A patent/FR2941781B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2941781A1 (fr) | 2010-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20131031 |