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FR2712975B1 - Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault. - Google Patents

Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault.

Info

Publication number
FR2712975B1
FR2712975B1 FR9314008A FR9314008A FR2712975B1 FR 2712975 B1 FR2712975 B1 FR 2712975B1 FR 9314008 A FR9314008 A FR 9314008A FR 9314008 A FR9314008 A FR 9314008A FR 2712975 B1 FR2712975 B1 FR 2712975B1
Authority
FR
France
Prior art keywords
current sensor
thin tube
destructive testing
eddy
eddy current
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
FR9314008A
Other languages
English (en)
Other versions
FR2712975A1 (fr
Inventor
Bernard Sartre
Dominique Miller
Dominique Placko
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.)
Areva NP SAS
Original Assignee
Framatome SA
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 Framatome SA filed Critical Framatome SA
Priority to FR9314008A priority Critical patent/FR2712975B1/fr
Publication of FR2712975A1 publication Critical patent/FR2712975A1/fr
Application granted granted Critical
Publication of FR2712975B1 publication Critical patent/FR2712975B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
    • G01N27/9053—Compensating for probe to workpiece spacing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR9314008A 1993-11-23 1993-11-23 Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault. Expired - Fee Related FR2712975B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9314008A FR2712975B1 (fr) 1993-11-23 1993-11-23 Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9314008A FR2712975B1 (fr) 1993-11-23 1993-11-23 Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault.

Publications (2)

Publication Number Publication Date
FR2712975A1 FR2712975A1 (fr) 1995-06-02
FR2712975B1 true FR2712975B1 (fr) 1996-08-02

Family

ID=9453151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9314008A Expired - Fee Related FR2712975B1 (fr) 1993-11-23 1993-11-23 Procédé de contrôle non destructif d'un tube mince par courants de Foucault et capteur à courants de Foucault.

Country Status (1)

Country Link
FR (1) FR2712975B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2811076B1 (fr) * 2000-06-29 2002-09-20 Snecma Moteurs Procede de mesure d'epaisseur de paroi d'une aube creuse

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7813344L (sv) * 1978-12-28 1980-06-29 Bengt Hjalmar Tornblom Met- och/eller kompensationsanordning
SE8302738L (sv) * 1983-05-16 1984-11-17 Bengt Hjalmar Tornblom Anordning och/eller sett baserad pa frekvensvalsprincip
JPS6012265A (ja) * 1983-07-01 1985-01-22 Nippon Kokan Kk <Nkk> 凝固層厚さの測定方法
US4814702A (en) * 1984-05-31 1989-03-21 Westinghouse Electric Corp. Process for accurately determining the position of the edges of support plates in steam generators
FR2572175A1 (fr) * 1984-10-24 1986-04-25 Stein Heurtey Procede et dispositif pour mesurer l'epaisseur de couches metalliques minces deposees sur un support conducteur
JPS6196401A (ja) * 1984-10-18 1986-05-15 Kobe Steel Ltd ２周波によるライナ厚測定方法
US4704577A (en) * 1986-04-18 1987-11-03 Westinghouse Electric Corp. Eddy currents probe for measuring a gap between a tube and an antivibration bar

Also Published As

Publication number Publication date
FR2712975A1 (fr) 1995-06-02

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Legal Events

Date Code Title Description
ST Notification of lapse