BE883852A - Dispositif de test par courants de foucault - Google Patents

Dispositif de test par courants de foucault

Info

Publication number
BE883852A
BE883852A BE0/201053A BE201053A BE883852A BE 883852 A BE883852 A BE 883852A BE 0/201053 A BE0/201053 A BE 0/201053A BE 201053 A BE201053 A BE 201053A BE 883852 A BE883852 A BE 883852A
Authority
BE
Belgium
Prior art keywords
test device
current test
edge current
edge
test
Prior art date
Application number
BE0/201053A
Other languages
English (en)
Inventor
T Davis
C Perry
Original Assignee
Electric Power Res Inst
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 Electric Power Res Inst filed Critical Electric Power Res Inst
Publication of BE883852A publication Critical patent/BE883852A/fr

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)
BE0/201053A 1979-06-18 1980-06-17 Dispositif de test par courants de foucault BE883852A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/049,192 US4303885A (en) 1979-06-18 1979-06-18 Digitally controlled multifrequency eddy current test apparatus and method

Publications (1)

Publication Number Publication Date
BE883852A true BE883852A (fr) 1980-10-16

Family

ID=21958518

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/201053A BE883852A (fr) 1979-06-18 1980-06-17 Dispositif de test par courants de foucault

Country Status (4)

Country Link
US (1) US4303885A (fr)
BE (1) BE883852A (fr)
DE (1) DE3022078A1 (fr)
FR (1) FR2459475A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113777157A (zh) * 2021-10-09 2021-12-10 云南电网有限责任公司玉溪供电局 基于阻抗谱的电缆铅封缺陷带电检测***及其检测方法

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CN112114028B (zh) * 2020-08-26 2022-06-14 厦门大学 基于多场耦合传感器的螺栓孔边裂纹监测方法
CN112730603B (zh) * 2020-10-13 2024-07-12 爱德森（厦门）电子有限公司 一种提高涡流检测裂纹深度检测范围的方法及其***装置
CN113092577B (zh) * 2021-03-24 2023-04-28 南京航空航天大学 一种基于多频激励涡流的轨道缺陷检测***及其检测方法
CN113607214B (zh) * 2021-08-03 2022-08-05 北京理工大学 一种金属管道参数确定方法及***

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113777157A (zh) * 2021-10-09 2021-12-10 云南电网有限责任公司玉溪供电局 基于阻抗谱的电缆铅封缺陷带电检测***及其检测方法

Also Published As

Publication number Publication date
US4303885A (en) 1981-12-01
FR2459475A1 (fr) 1981-01-09
DE3022078A1 (de) 1981-01-15

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