GB2400445B - Testing substrate using eddy-current sensor arrays - Google Patents

Testing substrate using eddy-current sensor arrays

Info

Publication number
GB2400445B
GB2400445B GB0415070A GB0415070A GB2400445B GB 2400445 B GB2400445 B GB 2400445B GB 0415070 A GB0415070 A GB 0415070A GB 0415070 A GB0415070 A GB 0415070A GB 2400445 B GB2400445 B GB 2400445B
Authority
GB
United Kingdom
Prior art keywords
eddy
current sensor
sensor arrays
testing substrate
testing
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
GB0415070A
Other versions
GB0415070D0 (en
GB2400445A (en
Inventor
Neil J Goldfine
Darrell E Schlicker
Andrew P Washabaugh
Vladimir Zilberstein
Vladimir Tsukernik
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

  • Physics & Mathematics (AREA)
  • General 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 GB0415070D0 (en) 2004-08-04
GB2400445A GB2400445A (en) 2004-10-13
GB2400445B true 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)

Families Citing this family (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
CN112730603B (en) * 2020-10-13 2024-07-12 爱德森（厦门）电子有限公司 Method for improving crack depth detection range of eddy current detection and system device thereof

Citations (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
US4810966A (en) * 1983-07-05 1989-03-07 Schmall Karl Heinz Inductive sensor arrangement and measuring arrangement for use thereof
US5015951A (en) * 1987-10-02 1991-05-14 Massachusetts Institute Of Technology Apparatus and methods for measuring permeability and conductivity in materials using multiple wavenumber magnetic interrogations
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
WO1998040732A1 (en) * 1997-03-13 1998-09-17 Jentek Sensors, Inc. Magnetometer detection of fatigue damage in aircraft
EP0884588A1 (en) * 1996-10-09 1998-12-16 Mitsubishi Heavy Industries, Ltd. Eddy current flaw detector

Patent Citations (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
US4810966A (en) * 1983-07-05 1989-03-07 Schmall Karl Heinz Inductive sensor arrangement and measuring arrangement for use thereof
US5015951A (en) * 1987-10-02 1991-05-14 Massachusetts Institute Of Technology Apparatus and methods for measuring permeability and conductivity in materials using multiple wavenumber magnetic interrogations
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
EP0884588A1 (en) * 1996-10-09 1998-12-16 Mitsubishi Heavy Industries, Ltd. Eddy current flaw detector
WO1998040732A1 (en) * 1997-03-13 1998-09-17 Jentek Sensors, Inc. Magnetometer detection of fatigue damage in aircraft

Also Published As

Publication number Publication date
GB0415070D0 (en) 2004-08-04
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