EP1000349A4 - Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors - Google Patents

Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors

Info

Publication number
EP1000349A4
EP1000349A4 EP97911754A EP97911754A EP1000349A4 EP 1000349 A4 EP1000349 A4 EP 1000349A4 EP 97911754 A EP97911754 A EP 97911754A EP 97911754 A EP97911754 A EP 97911754A EP 1000349 A4 EP1000349 A4 EP 1000349A4
Authority
EP
European Patent Office
Prior art keywords
conductors
acsr
sectional area
cross
strength members
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.)
Withdrawn
Application number
EP97911754A
Other languages
German (de)
French (fr)
Other versions
EP1000349A1 (en
Inventor
James R Booker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP1000349A4 publication Critical patent/EP1000349A4/en
Publication of EP1000349A1 publication Critical patent/EP1000349A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/32—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring areas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
    • G01B7/13—Internal diameters
    • 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

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)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
EP97911754A 1997-04-24 1997-10-21 Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors Withdrawn EP1000349A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA2203601 1997-04-24
CA002203601A CA2203601C (en) 1997-04-24 1997-04-24 Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors
PCT/US1997/018695 WO1998048269A1 (en) 1997-04-24 1997-10-21 Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ('acsr') conductors

Publications (2)

Publication Number Publication Date
EP1000349A4 true EP1000349A4 (en) 2000-05-17
EP1000349A1 EP1000349A1 (en) 2000-05-17

Family

ID=4160504

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97911754A Withdrawn EP1000349A1 (en) 1997-04-24 1997-10-21 Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors

Country Status (7)

Country Link
EP (1) EP1000349A1 (en)
JP (1) JP2001521632A (en)
AU (1) AU4905597A (en)
BR (1) BR9714674A (en)
CA (1) CA2203601C (en)
IL (1) IL132472A0 (en)
WO (1) WO1998048269A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6454911B1 (en) 2000-06-01 2002-09-24 Honeywell International Inc. Method and apparatus for determining the pass through flux of magnetic materials
US7041204B1 (en) 2000-10-27 2006-05-09 Honeywell International Inc. Physical vapor deposition components and methods of formation
GB0428138D0 (en) * 2004-12-23 2005-01-26 Aea Technology Plc Detecting failures in flexible multistrand steel structures
JP5087237B2 (en) * 2006-06-20 2012-12-05 株式会社四国総合研究所 Wire breakage detection method and magnetizing device and detection device used therefor
RU2542624C1 (en) * 2014-03-12 2015-02-20 Общество с ограниченной ответственностью (ООО) "Чистые технологии СПб" Method of eddy current monitoring of copper wire rod and device for its implementation
CN104215689B (en) * 2014-08-22 2016-09-21 国家电网公司 Carrying and barrier getting over mechanism for power transmission line electromagnetic detection
US10816420B1 (en) 2018-04-05 2020-10-27 United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Non-invasive tension-measurement devices and methods
CN110375790A (en) * 2019-08-02 2019-10-25 安徽华泰电缆有限公司 A kind of construction site cable detection equipment

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241057A (en) * 1962-06-07 1966-03-15 United States Steel Corp Apparatus for determining grain orientation in a ferromagnetic sheet
US4427940A (en) * 1980-04-21 1984-01-24 Hitachi Elevator Engineering And Service Co., Ltd. Electromagnetic inspecting apparatus for magnetizable wire rope
US4546316A (en) * 1982-07-02 1985-10-08 Rotesco Limited Magnetic testing device for supported objects
US4727321A (en) * 1985-05-03 1988-02-23 Nukem Gmbh Method and device for magnetic and ultrasonic testing of ferro-magnetic objects
US4763070A (en) * 1984-09-27 1988-08-09 Nukem Gmbh Method and apparatus to compensate for lateral changes of a ferromagnetic body during magnetic testing
US4827215A (en) * 1986-03-25 1989-05-02 Crucible, Societe Anonyme Method of and apparatus for magnetic saturation testing a wire rope for defects
US5321356A (en) * 1992-05-26 1994-06-14 Ndt Technologies, Inc. Magnetic inspection device for elongated objects and inspection method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241057A (en) * 1962-06-07 1966-03-15 United States Steel Corp Apparatus for determining grain orientation in a ferromagnetic sheet
US4427940A (en) * 1980-04-21 1984-01-24 Hitachi Elevator Engineering And Service Co., Ltd. Electromagnetic inspecting apparatus for magnetizable wire rope
US4546316A (en) * 1982-07-02 1985-10-08 Rotesco Limited Magnetic testing device for supported objects
US4763070A (en) * 1984-09-27 1988-08-09 Nukem Gmbh Method and apparatus to compensate for lateral changes of a ferromagnetic body during magnetic testing
US4727321A (en) * 1985-05-03 1988-02-23 Nukem Gmbh Method and device for magnetic and ultrasonic testing of ferro-magnetic objects
US4827215A (en) * 1986-03-25 1989-05-02 Crucible, Societe Anonyme Method of and apparatus for magnetic saturation testing a wire rope for defects
US5321356A (en) * 1992-05-26 1994-06-14 Ndt Technologies, Inc. Magnetic inspection device for elongated objects and inspection method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9848269A1 *

Also Published As

Publication number Publication date
IL132472A0 (en) 2001-03-19
CA2203601C (en) 2004-03-16
BR9714674A (en) 2000-06-27
CA2203601A1 (en) 1998-10-24
EP1000349A1 (en) 2000-05-17
JP2001521632A (en) 2001-11-06
WO1998048269A1 (en) 1998-10-29
AU4905597A (en) 1998-11-13

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