IT1100737B - ELECTROMAGNETIC INSPECTION DEVICE WITH FOUCAULT CURRENTS - Google Patents

ELECTROMAGNETIC INSPECTION DEVICE WITH FOUCAULT CURRENTS

Info

Publication number
IT1100737B
IT1100737B IT30945/78A IT3094578A IT1100737B IT 1100737 B IT1100737 B IT 1100737B IT 30945/78 A IT30945/78 A IT 30945/78A IT 3094578 A IT3094578 A IT 3094578A IT 1100737 B IT1100737 B IT 1100737B
Authority
IT
Italy
Prior art keywords
inspection device
foucault currents
electromagnetic inspection
electromagnetic
foucault
Prior art date
Application number
IT30945/78A
Other languages
Italian (it)
Other versions
IT7830945A0 (en
Inventor
Bernard Boehm
Fillon Jacques Dumont
Gerard Labbe
Original Assignee
Siderurgie Fse Inst Rech
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 Siderurgie Fse Inst Rech filed Critical Siderurgie Fse Inst Rech
Publication of IT7830945A0 publication Critical patent/IT7830945A0/en
Application granted granted Critical
Publication of IT1100737B publication Critical patent/IT1100737B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
IT30945/78A 1977-12-26 1978-12-18 ELECTROMAGNETIC INSPECTION DEVICE WITH FOUCAULT CURRENTS IT1100737B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739415A FR2412841A1 (en) 1977-12-26 1977-12-26 ELECTROMAGNETIC EDDY CURRENT INSPECTION DEVICE

Publications (2)

Publication Number Publication Date
IT7830945A0 IT7830945A0 (en) 1978-12-18
IT1100737B true IT1100737B (en) 1985-09-28

Family

ID=9199414

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30945/78A IT1100737B (en) 1977-12-26 1978-12-18 ELECTROMAGNETIC INSPECTION DEVICE WITH FOUCAULT CURRENTS

Country Status (7)

Country Link
BE (1) BE872785A (en)
DE (1) DE2855511A1 (en)
ES (1) ES476342A1 (en)
FR (1) FR2412841A1 (en)
GB (1) GB2011087B (en)
IT (1) IT1100737B (en)
LU (1) LU80697A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459476A1 (en) * 1979-06-14 1981-01-09 Siderurgie Fse Inst Rech METHOD AND DEVICE FOR INSPECTING METAL PRODUCTS BY CURRENT FOUCAULT
FR2515353A1 (en) * 1981-10-27 1983-04-29 Siderurgie Fse Inst Rech METHOD OF DETECTING DEFECTS OF A METAL PRODUCT BY CURRENT FOUCAULT
US4644274A (en) * 1983-04-01 1987-02-17 General Electric Company Apparatus for supporting an eddy current probe used to scan an irregular surface
FR2562668B1 (en) * 1984-04-05 1987-11-27 Sncf DEVICE FOR TRACKING DEFECTS OF RAILWAY RAILS BY EDGE CURRENTS, CAPABLE OF DISCRIMINATING DEFECTS OF CERTAIN DISCONTINUITIES IN RAIL CONSTRUCTION
EP1848989A1 (en) * 2005-02-04 2007-10-31 Commissariat A L'energie Atomique Method for producing a high-dynamics and high-spatial resolution eddy current testing head
FR2881826A1 (en) * 2005-02-04 2006-08-11 Commissariat Energie Atomique Transmission and reception printed circuit coils assembly producing method, involves receiving complex amplitude signal and selecting distance between axes of transmission coil and reception coil so as to maximize specific ratio

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE301731B (en) * 1966-02-24 1968-06-17 Essem Metotest Ab
GB1209423A (en) * 1969-03-12 1970-10-21 Gkn Group Services Ltd Improvements relating to apparatus for the detection of flaws
JPS5177378A (en) * 1974-12-27 1976-07-05 Nippon Kokan Kk Denjudoshikikenshutsusochi
DE2530816C3 (en) * 1975-07-10 1980-07-31 Institut Dr. Friedrich Foerster Pruefgeraetebau, 7410 Reutlingen Eddy current testing device for scanning the surface of a test part

Also Published As

Publication number Publication date
IT7830945A0 (en) 1978-12-18
DE2855511A1 (en) 1979-06-28
LU80697A1 (en) 1979-07-20
DE2855511C2 (en) 1989-07-13
FR2412841B1 (en) 1981-10-02
GB2011087B (en) 1982-12-01
FR2412841A1 (en) 1979-07-20
ES476342A1 (en) 1979-04-16
BE872785A (en) 1979-06-15
GB2011087A (en) 1979-07-04

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