FR2922472B1 - Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse - Google Patents

Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse

Info

Publication number
FR2922472B1
FR2922472B1 FR0707355A FR0707355A FR2922472B1 FR 2922472 B1 FR2922472 B1 FR 2922472B1 FR 0707355 A FR0707355 A FR 0707355A FR 0707355 A FR0707355 A FR 0707355A FR 2922472 B1 FR2922472 B1 FR 2922472B1
Authority
FR
France
Prior art keywords
counting
locating
detecting
mechanical piece
hollow mechanical
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
FR0707355A
Other languages
English (en)
Other versions
FR2922472A1 (fr
Inventor
Yves Jacotin
Jean Claude Lemoal
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA 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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0707355A priority Critical patent/FR2922472B1/fr
Publication of FR2922472A1 publication Critical patent/FR2922472A1/fr
Application granted granted Critical
Publication of FR2922472B1 publication Critical patent/FR2922472B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
FR0707355A 2007-10-22 2007-10-22 Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse Active FR2922472B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0707355A FR2922472B1 (fr) 2007-10-22 2007-10-22 Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0707355A FR2922472B1 (fr) 2007-10-22 2007-10-22 Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse

Publications (2)

Publication Number Publication Date
FR2922472A1 FR2922472A1 (fr) 2009-04-24
FR2922472B1 true FR2922472B1 (fr) 2010-04-02

Family

ID=39496150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0707355A Active FR2922472B1 (fr) 2007-10-22 2007-10-22 Dispositif et procede de detection,de localisation et de comptage de billes de grenaillage dans une piece mecanique creuse

Country Status (1)

Country Link
FR (1) FR2922472B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11668773B2 (en) 2019-03-22 2023-06-06 Raytheon Technologies Corporation Automated inspection for internal corrosion

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419820A (en) * 1965-12-06 1968-12-31 Curtiss Wright Corp Electronic frequency ratio generator
US3539915A (en) * 1967-11-03 1970-11-10 American Mach & Foundry Pipeline inspection apparatus for detection of longitudinal defects by flux leakage inspection of circumferential magnetic field
CH611038A5 (en) * 1976-11-15 1979-05-15 Nauditt Horst Roland Electroni Statically operating magnetic pick-up head
US5674401A (en) * 1991-12-11 1997-10-07 Computational Systems, Inc. Oil monitor with magnetic field
US5610518A (en) * 1995-03-16 1997-03-11 Eastman Kodak Company Method and apparatus for detecting small magnetizable particles and flaws in nonmagnetic conductors
DE19746000C2 (de) * 1997-10-20 2002-05-16 Forschungszentrum Juelich Gmbh Verfahren zur Ermittlung von Defekten in Werkstücken sowie Magnetfeldmeßgerät zur Durchführung dieses Verfahrens
DE19941860A1 (de) * 1999-09-02 2001-03-29 Siemens Ag Verbesserungen an einem mit Magnetfeld-Sonde arbeitenden Magnetfeldsensor
US6518747B2 (en) * 2001-02-16 2003-02-11 Quantum Design, Inc. Method and apparatus for quantitative determination of accumulations of magnetic particles
GB0317675D0 (en) * 2003-07-29 2003-09-03 Rolls Royce Plc Engine monitoring arrangement
DE102006027182A1 (de) * 2006-05-02 2007-11-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur ortsaufgelösten, zerstörungsfreien Werkstückuntersuchung

Also Published As

Publication number Publication date
FR2922472A1 (fr) 2009-04-24

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