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FR2974853B1 - METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE - Google Patents

METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2974853B1
FR2974853B1 FR1153898A FR1153898A FR2974853B1 FR 2974853 B1 FR2974853 B1 FR 2974853B1 FR 1153898 A FR1153898 A FR 1153898A FR 1153898 A FR1153898 A FR 1153898A FR 2974853 B1 FR2974853 B1 FR 2974853B1
Authority
FR
France
Prior art keywords
fuel
oil
combustion engine
internal combustion
estimating
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
Application number
FR1153898A
Other languages
French (fr)
Other versions
FR2974853A1 (en
Inventor
Erwann Radenac
Julien Durand
Alexis Brochot
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renault SA
Renault SAS
Original Assignee
Renault SA
Renault SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Renault SA, Renault SAS filed Critical Renault SA
Priority to FR1153898A priority Critical patent/FR2974853B1/en
Priority to EP12305325.8A priority patent/EP2520785B1/en
Publication of FR2974853A1 publication Critical patent/FR2974853A1/en
Application granted granted Critical
Publication of FR2974853B1 publication Critical patent/FR2974853B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M2250/00—Measuring
    • F01M2250/60—Operating parameters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/11—Oil dilution, i.e. prevention thereof or special controls according thereto

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR1153898A 2011-05-06 2011-05-06 METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE Expired - Fee Related FR2974853B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1153898A FR2974853B1 (en) 2011-05-06 2011-05-06 METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE
EP12305325.8A EP2520785B1 (en) 2011-05-06 2012-03-20 Method for estimating the dilution of fuel in the oil of an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153898A FR2974853B1 (en) 2011-05-06 2011-05-06 METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE

Publications (2)

Publication Number Publication Date
FR2974853A1 FR2974853A1 (en) 2012-11-09
FR2974853B1 true FR2974853B1 (en) 2015-05-01

Family

ID=45874750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153898A Expired - Fee Related FR2974853B1 (en) 2011-05-06 2011-05-06 METHOD OF ESTIMATING DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE

Country Status (2)

Country Link
EP (1) EP2520785B1 (en)
FR (1) FR2974853B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3009338A1 (en) * 2013-07-31 2015-02-06 Peugeot Citroen Automobiles Sa METHOD FOR MANAGING A MOTOR VEHICLE COMPRISING THE ESTIMATION OF A MASS OF WATER INTRODUCED INTO THE OIL PAN
FR3040738B1 (en) * 2015-09-07 2019-06-21 Psa Automobiles Sa. METHOD FOR CONTROLLING A DILUTION OF A FUEL IN A LUBRICATING OIL OF A THERMAL MOTOR OF A MOTOR VEHICLE
FR3077096B1 (en) 2018-01-25 2019-12-13 Renault S.A.S METHOD FOR ESTIMATING THE DILUTION OF FUEL IN THE OIL OF AN INTERNAL COMBUSTION ENGINE
FR3091312B1 (en) 2018-12-27 2020-12-04 Renault Sas Method for estimating the overall dilution of the oil of an internal combustion engine
CN111396171B (en) * 2020-03-30 2021-03-02 无锡伟博汽车科技有限公司 Calculation method for engine oil dilution
US11454144B1 (en) * 2021-03-24 2022-09-27 Caterpillar Inc. Lubricant dilution detection system
CN114707766B (en) * 2022-05-19 2025-01-17 江铃汽车股份有限公司 Engine oil change period prediction method based on regeneration frequency
CN115370446B (en) * 2022-08-24 2023-09-01 东风商用车有限公司 Method, device, equipment and storage medium for judging vehicle engine oil replacement period

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6966304B2 (en) * 2002-10-17 2005-11-22 Nissan Motor Co., Ltd. Estimation of oil-diluting fuel quantity of engine
JP4192677B2 (en) * 2003-05-26 2008-12-10 日産自動車株式会社 Control device for internal combustion engine
FR2860830B1 (en) 2003-10-13 2006-01-13 Renault Sa CONTROL METHOD FOR REGENERATING A PARTICLE FILTER
FR2866957B1 (en) * 2004-02-27 2006-11-24 Peugeot Citroen Automobiles Sa SYSTEM FOR DETERMINING THE LUBRICATION OIL DILUTION RATE OF A THERMAL MOTOR OF A MOTOR VEHICLE
EP1614870B1 (en) * 2004-07-06 2011-12-14 Volvo Car Corporation A method and a counter for predicting a fuel dilution level of an oil in an internal combustion engine
FR2890411B1 (en) * 2005-09-05 2010-10-29 Peugeot Citroen Automobiles Sa SYSTEM FOR DETERMINING THE DILUTION RATE OF THE LUBRICATING OIL OF A MOTOR VEHICLE HEAT ENGINE BY FUEL FUEL THEREOF
JP2007162569A (en) * 2005-12-14 2007-06-28 Nissan Motor Co Ltd Diluted oil regeneration device and diluted oil regeneration method
JP2008297969A (en) * 2007-05-31 2008-12-11 Denso Corp Exhaust emission control device for internal combustion engine

Also Published As

Publication number Publication date
FR2974853A1 (en) 2012-11-09
EP2520785A3 (en) 2017-02-15
EP2520785B1 (en) 2018-07-25
EP2520785A2 (en) 2012-11-07

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