GB0415070D0 - Eddy-current sensor arrays - Google Patents

Eddy-current sensor arrays

Info

Publication number
GB0415070D0
GB0415070D0 GBGB0415070.2A GB0415070A GB0415070D0 GB 0415070 D0 GB0415070 D0 GB 0415070D0 GB 0415070 A GB0415070 A GB 0415070A GB 0415070 D0 GB0415070 D0 GB 0415070D0
Authority
GB
United Kingdom
Prior art keywords
eddy
current sensor
sensor arrays
arrays
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.)
Granted
Application number
GBGB0415070.2A
Other versions
GB2400445B (en
GB2400445A (en
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.)
Jentek Sensors Inc
Original Assignee
Jentek Sensors 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 Jentek Sensors Inc filed Critical Jentek Sensors Inc
Priority claimed from GB0405292A external-priority patent/GB2396427B/en
Publication of GB0415070D0 publication Critical patent/GB0415070D0/en
Publication of GB2400445A publication Critical patent/GB2400445A/en
Application granted granted Critical
Publication of GB2400445B publication Critical patent/GB2400445B/en
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
    • G01N27/9013—Arrangements for scanning
    • G01N27/902—Arrangements for scanning by moving the sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/125—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using magnetostrictive means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/127—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using inductive means

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)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB0415070A 1999-09-20 2000-09-20 Testing substrate using eddy-current sensor arrays Expired - Fee Related GB2400445B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15503899P 1999-09-20 1999-09-20
GB0405292A GB2396427B (en) 1999-09-20 2000-09-20 Method of monitoring damage at a fastener using an eddy-current sensor

Publications (3)

Publication Number Publication Date
GB0415070D0 true GB0415070D0 (en) 2004-08-04
GB2400445A GB2400445A (en) 2004-10-13
GB2400445B GB2400445B (en) 2004-11-24

Family

ID=33031426

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0415070A Expired - Fee Related GB2400445B (en) 1999-09-20 2000-09-20 Testing substrate using eddy-current sensor arrays

Country Status (1)

Country Link
GB (1) GB2400445B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106706222A (en) * 2017-01-09 2017-05-24 北京中昌天盛科技有限公司 Detection system and method
CN112730603A (en) * 2020-10-13 2021-04-30 爱德森（厦门）电子有限公司 Method and system device for improving eddy current detection crack depth detection range

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1567600A (en) * 1975-10-15 1980-05-21 British Gas Corp Lipe line inspection equipment
EP0130940B2 (en) * 1983-07-05 1993-12-01 C.A. Weidmüller GmbH & Co. Inductive sensor device and measuring device for using the same
US4814690A (en) * 1987-10-02 1989-03-21 Massachusetts Institute Of Technology Apparatus and methods for measuring permittivity in materials
US5453689A (en) * 1991-12-06 1995-09-26 Massachusetts Institute Of Technology Magnetometer having periodic winding structure and material property estimator
US5793206A (en) * 1995-08-25 1998-08-11 Jentek Sensors, Inc. Meandering winding test circuit
JP3276295B2 (en) * 1996-10-09 2002-04-22 三菱重工業株式会社 Eddy current flaw detector
AU6760898A (en) * 1997-03-13 1998-09-29 Jentek Sensors, Inc. Magnetometer detection of fatigue damage in aircraft

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106706222A (en) * 2017-01-09 2017-05-24 北京中昌天盛科技有限公司 Detection system and method
CN112730603A (en) * 2020-10-13 2021-04-30 爱德森（厦门）电子有限公司 Method and system device for improving eddy current detection crack depth detection range

Also Published As

Publication number Publication date
GB2400445B (en) 2004-11-24
GB2400445A (en) 2004-10-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160920