FR2963424B1 - METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE - Google Patents

METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2963424B1
FR2963424B1 FR1003167A FR1003167A FR2963424B1 FR 2963424 B1 FR2963424 B1 FR 2963424B1 FR 1003167 A FR1003167 A FR 1003167A FR 1003167 A FR1003167 A FR 1003167A FR 2963424 B1 FR2963424 B1 FR 2963424B1
Authority
FR
France
Prior art keywords
diagnosing
combustion engine
internal combustion
fresh air
air leak
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
Application number
FR1003167A
Other languages
French (fr)
Other versions
FR2963424A1 (en
Inventor
Laurent Jacquot
Mathieu Mefflet
Clement Petit
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 SAS
Original Assignee
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 SAS filed Critical Renault SAS
Priority to FR1003167A priority Critical patent/FR2963424B1/en
Publication of FR2963424A1 publication Critical patent/FR2963424A1/en
Application granted granted Critical
Publication of FR2963424B1 publication Critical patent/FR2963424B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02D41/0002—Controlling intake air
    • F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/025—Details with respect to the testing of engines or engine parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12—Control of the pumps
    • F02B37/24—Control of the pumps by using pumps or turbines with adjustable guide vanes
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • 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
FR1003167A 2010-07-28 2010-07-28 METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE Active FR2963424B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1003167A FR2963424B1 (en) 2010-07-28 2010-07-28 METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003167A FR2963424B1 (en) 2010-07-28 2010-07-28 METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE

Publications (2)

Publication Number Publication Date
FR2963424A1 FR2963424A1 (en) 2012-02-03
FR2963424B1 true FR2963424B1 (en) 2013-07-12

Family

ID=43587266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1003167A Active FR2963424B1 (en) 2010-07-28 2010-07-28 METHOD FOR DIAGNOSING A COMPRESSED FRESH AIR LEAK IN AN INTERNAL COMBUSTION ENGINE

Country Status (1)

Country Link
FR (1) FR2963424B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3053117B1 (en) * 2016-06-23 2020-06-05 Renault S.A.S. METHOD FOR DETECTING AN AIR LEAKAGE DOWNSTREAM OF A COMPRESSOR OF A TURBOCHARGER
DE102021103794B4 (en) * 2021-02-18 2022-08-25 Bayerische Motoren Werke Aktiengesellschaft Leakage diagnosis in an intake system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10028878A1 (en) * 2000-06-10 2001-12-13 Volkswagen Ag Identification and evaluation of leaks in suction pipe of IC engines
SE532110C2 (en) * 2007-03-14 2009-10-27 Scania Cv Abp System and method for detecting leakage in the overhead line of a motor cylinder

Also Published As

Publication number Publication date
FR2963424A1 (en) 2012-02-03

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