AU3837372A - Eddy current nondestructive testing system - Google Patents

Eddy current nondestructive testing system

Info

Publication number
AU3837372A
AU3837372A AU38373/72A AU3837372A AU3837372A AU 3837372 A AU3837372 A AU 3837372A AU 38373/72 A AU38373/72 A AU 38373/72A AU 3837372 A AU3837372 A AU 3837372A AU 3837372 A AU3837372 A AU 3837372A
Authority
AU
Australia
Prior art keywords
eddy current
testing system
nondestructive testing
current nondestructive
eddy
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
Application number
AU38373/72A
Inventor
Charles Wiers William
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.)
Automation Industries Inc
Original Assignee
Automation Industries Inc
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 Automation Industries Inc filed Critical Automation Industries Inc
Publication of AU3837372A publication Critical patent/AU3837372A/en
Expired 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
    • 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
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors
    • 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)
AU38373/72A 1971-02-01 1972-01-26 Eddy current nondestructive testing system Expired AU3837372A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11132971A 1971-02-01 1971-02-01
USUS111329 1971-02-01

Publications (1)

Publication Number Publication Date
AU3837372A true AU3837372A (en) 1973-08-02

Family

ID=22337875

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38373/72A Expired AU3837372A (en) 1971-02-01 1972-01-26 Eddy current nondestructive testing system

Country Status (5)

Country Link
AU (1) AU3837372A (en)
DE (1) DE2204449A1 (en)
FR (1) FR2124952A5 (en)
IT (1) IT948966B (en)
NL (1) NL7201210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4799011A (en) * 1984-09-20 1989-01-17 Institut De Recherches De La Siderurgie Francaise-Irsid Process and device for detecting structural defects in a product utilizing differential detection of eddy currents

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005915C2 (en) * 1980-02-16 1985-01-10 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Eddy current tester for surface defects
JPS5975146A (en) * 1982-10-21 1984-04-27 Chugoku X Sen Kk Vortex flaw detector for metallic pipe
JPH0652258B2 (en) * 1987-11-09 1994-07-06 日本核燃料開発株式会社 Overcurrent defect inspection method and device
CH676526A5 (en) * 1988-05-30 1991-01-31 Asea Brown Boveri
US5541510A (en) * 1995-04-06 1996-07-30 Kaman Instrumentation Corporation Multi-Parameter eddy current measuring system with parameter compensation technical field
CN104093658B (en) * 2012-02-08 2016-04-20 三菱电机株式会社 Device for detection of position of car body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4799011A (en) * 1984-09-20 1989-01-17 Institut De Recherches De La Siderurgie Francaise-Irsid Process and device for detecting structural defects in a product utilizing differential detection of eddy currents
AU584927B2 (en) * 1984-09-20 1989-06-08 Institut De Recherches De La Siderurgie Francaise (Irsid) Method and device for detecting by using foucault currents typical defects on a product

Also Published As

Publication number Publication date
FR2124952A5 (en) 1972-09-22
IT948966B (en) 1973-06-11
NL7201210A (en) 1972-08-03
DE2204449A1 (en) 1972-10-05

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