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FR2767922B1 - METHOD AND DEVICE FOR SEALING A FUEL INJECTION SYSTEM CONTAINING A HIGH PRESSURE LIQUID - Google Patents

METHOD AND DEVICE FOR SEALING A FUEL INJECTION SYSTEM CONTAINING A HIGH PRESSURE LIQUID

Info

Publication number
FR2767922B1
FR2767922B1 FR9810652A FR9810652A FR2767922B1 FR 2767922 B1 FR2767922 B1 FR 2767922B1 FR 9810652 A FR9810652 A FR 9810652A FR 9810652 A FR9810652 A FR 9810652A FR 2767922 B1 FR2767922 B1 FR 2767922B1
Authority
FR
France
Prior art keywords
sealing
high pressure
fuel injection
injection system
pressure liquid
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
FR9810652A
Other languages
French (fr)
Other versions
FR2767922A1 (en
Inventor
Peter Gulla
Martin Hoppenstedt
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of FR2767922A1 publication Critical patent/FR2767922A1/en
Application granted granted Critical
Publication of FR2767922B1 publication Critical patent/FR2767922B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • 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
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/006—Measuring or detecting fuel leakage of fuel injection apparatus
    • 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
    • G01M3/005—Investigating fluid-tightness of structures using pigs or moles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Testing Of Engines (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Sealing Devices (AREA)
FR9810652A 1997-08-26 1998-08-24 METHOD AND DEVICE FOR SEALING A FUEL INJECTION SYSTEM CONTAINING A HIGH PRESSURE LIQUID Expired - Fee Related FR2767922B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19737064A DE19737064A1 (en) 1997-08-26 1997-08-26 Leak-tightness testing method for highly pressurized fuel in IC engine fuel-injection system

Publications (2)

Publication Number Publication Date
FR2767922A1 FR2767922A1 (en) 1999-03-05
FR2767922B1 true FR2767922B1 (en) 2000-02-25

Family

ID=7840172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9810652A Expired - Fee Related FR2767922B1 (en) 1997-08-26 1998-08-24 METHOD AND DEVICE FOR SEALING A FUEL INJECTION SYSTEM CONTAINING A HIGH PRESSURE LIQUID

Country Status (4)

Country Link
DE (1) DE19737064A1 (en)
FR (1) FR2767922B1 (en)
GB (1) GB2328750B (en)
IT (1) IT1302439B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9019108B2 (en) * 2010-08-05 2015-04-28 General Electric Company Thermal measurement system for fault detection within a power generation system
EP3460438B1 (en) 2017-09-26 2021-02-17 General Electric Company Gas turbomachine leak detection system and method
PL245280B1 (en) * 2017-11-14 2024-06-17 Politechnika Poznanska System and method of preliminary assessment of the technical condition of electromagnetic injectors

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3791194A (en) * 1972-09-25 1974-02-12 Us Navy Testing of fuel filters using thermography
US3921435A (en) * 1973-10-12 1975-11-25 Exxon Production Research Co Apparatus for detecting valve failure in a reciprocating pump
DE3106981C2 (en) * 1981-02-25 1984-07-19 J.W. Froehlich Maschinenfabrik GmbH, 7022 Leinfelden-Echterdingen Device for testing components for leaks
JPS589057A (en) * 1981-07-10 1983-01-19 Hitachi Ltd Fluid leak detection device
US4655607A (en) * 1983-12-19 1987-04-07 Santa Barbara Research Center High speed hot air leak sensor
US4660026A (en) * 1986-01-24 1987-04-21 Emhart Industries, Inc. Fluid state detector
DE3713255A1 (en) * 1987-04-18 1988-11-03 Klaus Prof Dipl Ing Abel Method for testing containers
GB8819440D0 (en) * 1988-08-16 1988-09-21 Atomic Energy Authority Uk Leak detection
US5616829A (en) * 1995-03-09 1997-04-01 Teledyne Industries Inc. Abnormality detection/suppression system for a valve apparatus
DE19543667A1 (en) * 1995-11-23 1997-05-28 Bosch Gmbh Robert Device for indicating leaks in liquid-carrying hollow bodies
EP0783099A1 (en) * 1996-01-04 1997-07-09 Emile Hurbe Procedure for localizing leaks of hidden pipes by thermography or analogue
GB9601169D0 (en) * 1996-01-20 1996-03-20 Wt Thermo Tec Limited Leak testing

Also Published As

Publication number Publication date
DE19737064A1 (en) 1999-03-25
ITRM980550A0 (en) 1998-08-18
GB9817798D0 (en) 1998-10-14
FR2767922A1 (en) 1999-03-05
GB2328750B (en) 1999-07-21
ITRM980550A1 (en) 2000-02-18
GB2328750A (en) 1999-03-03
IT1302439B1 (en) 2000-09-05

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Legal Events

Date Code Title Description
ST Notification of lapse