DK590384D0 - Elektromagnetisk inspektionssystem til ferromagnetiske roer - Google Patents

Elektromagnetisk inspektionssystem til ferromagnetiske roer

Info

Publication number
DK590384D0
DK590384D0 DK590384A DK590384A DK590384D0 DK 590384 D0 DK590384 D0 DK 590384D0 DK 590384 A DK590384 A DK 590384A DK 590384 A DK590384 A DK 590384A DK 590384 D0 DK590384 D0 DK 590384D0
Authority
DK
Denmark
Prior art keywords
inspection system
electromagnetic inspection
ferromagnetic pipes
ferromagnetic
pipes
Prior art date
Application number
DK590384A
Other languages
English (en)
Other versions
DK590384A (da
Inventor
James Robert Birchak
John Harris Flora
Amos Earl Holt
Original Assignee
Babcock & Wilcox Co
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 Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of DK590384D0 publication Critical patent/DK590384D0/da
Publication of DK590384A publication Critical patent/DK590384A/da

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
    • 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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • 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)
DK590384A 1983-12-27 1984-12-10 Elektromagnetisk inspektionssystem til ferromagnetiske roer DK590384A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/566,020 US4649343A (en) 1983-12-27 1983-12-27 Electromagnetic flux leakage inspection system for ferromagnetic tubes

Publications (2)

Publication Number Publication Date
DK590384D0 true DK590384D0 (da) 1984-12-10
DK590384A DK590384A (da) 1985-06-28

Family

ID=24261120

Family Applications (1)

Application Number Title Priority Date Filing Date
DK590384A DK590384A (da) 1983-12-27 1984-12-10 Elektromagnetisk inspektionssystem til ferromagnetiske roer

Country Status (8)

Country Link
US (1) US4649343A (da)
EP (1) EP0152687A1 (da)
JP (1) JPS60157046A (da)
KR (1) KR870002113B1 (da)
AU (1) AU3717584A (da)
CA (1) CA1226901A (da)
DK (1) DK590384A (da)
IE (1) IE55814B1 (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563216A (en) * 1984-06-15 1986-01-07 Amchem Products, Inc. Compositions and processes for coating ferrous surfaces with copper
KR890001536B1 (ko) * 1984-11-23 1989-05-06 더 뱁콕 앤드 윌콕스 컴퍼니 내부의 결함상태를 검출하기 위한 와류 탐침
DE3511076A1 (de) * 1985-03-27 1986-10-09 Kopp AG International Pipeline Services, 4450 Lingen Molch fuer elektromagnetische pruefungen an rohrleitungswandungen aus stahl sowie verfahren hierzu
JPH073408B2 (ja) * 1985-03-29 1995-01-18 日本鋼管株式会社 パイプラインの孔食検出装置
CH667727A5 (de) * 1985-05-28 1988-10-31 Zellweger Uster Ag Messkopf zur induktiven messung der dicke einer isolierenden schicht auf einem elektrischen leiter.
JPS62155367U (da) * 1986-03-25 1987-10-02
US4808927A (en) * 1987-02-19 1989-02-28 Atomic Energy Of Canada Limited Circumferentially compensating eddy current probe with alternately polarized receiver coil
CH676526A5 (da) * 1988-05-30 1991-01-31 Asea Brown Boveri
US5237270A (en) * 1990-10-11 1993-08-17 Atomic Energy Of Canada Limited Ferromagnetic eddy current probe having eccentric magnetization for detecting anomalies in a tube
MY109533A (en) * 1992-02-05 1997-02-28 Shell Int Research Apparatus and method for pipe or tube inspection
US5315234A (en) * 1992-04-03 1994-05-24 General Electric Company Eddy current device for inspecting a component having a flexible support with a plural sensor array
US5442286A (en) * 1993-09-22 1995-08-15 General Electric Company Eddy current array inspection device
US5537035A (en) * 1994-05-10 1996-07-16 Gas Research Institute Apparatus and method for detecting anomalies in ferrous pipe structures
US5479100A (en) * 1994-05-10 1995-12-26 Gas Research Institute Method for detecting anomalies in pipes
DE19929072A1 (de) * 1999-06-25 2000-12-28 Pii Pipetronix Gmbh Vorrichtung zur Prüfung von Rohrleitungen aus ferromagnetischen Materialien
US7295004B2 (en) * 2006-03-03 2007-11-13 Gary Kroner Eddy current probe and method of manufacture thereof
US20090160437A1 (en) * 2007-12-21 2009-06-25 Carbon Steel Inspection, Inc. Eddy Current Probe And Method Of Manufacture Thereof
JP5946086B2 (ja) 2012-03-19 2016-07-05 株式会社日立製作所 渦電流検査装置、渦電流検査プローブ、及び渦電流検査方法
US9995799B2 (en) * 2015-07-14 2018-06-12 The Boeing Company System and method for magnetic characterization of induction heating wires
AU2020272196A1 (en) * 2019-04-11 2021-08-05 Tdw Delaware, Inc. Pipeline tool with composite magnetic field for inline inspection
WO2023049975A1 (pt) 2021-10-01 2023-04-06 Pipeway Engenharia Ltda Equipamento para inspeção interna de integridade de dutos por meio de memória magnética de metal

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995701A (en) * 1959-01-06 1961-08-08 Tuboscope Company Electromagnetic inspection of pipe
US3056920A (en) * 1959-07-15 1962-10-02 Schlumberger Well Surv Corp Systems for inspecting material
US3284701A (en) * 1962-09-28 1966-11-08 Camco Inc Magnetic testing apparatus for measuring internal diameter and surface variations in wall casing
US3597678A (en) * 1968-12-24 1971-08-03 Williams Brothers Co Apparatus for sensing thickness variations, discontinuities, and the like in elongated steel structures by measuring variations in magnetic properties utilizing a flux gate
US3593122A (en) * 1969-03-27 1971-07-13 Amf Inc Method and apparatus for identifying hardspots in magnetizable material
US3913009A (en) * 1974-03-12 1975-10-14 Vladimir Vasilievich Panasjuk Method of inspecting powder-cored electrodes and device for effecting said method
GB1586581A (en) * 1977-01-26 1981-03-18 British Gas Corp Pipeline inspection equipment
US4172492A (en) * 1977-10-13 1979-10-30 The Babcock & Wilcox Company Apparatus for the in situ inspection of tubes while submerged in a liquid
JPS5722552A (en) * 1980-07-17 1982-02-05 Shimadzu Corp Method for detecting flaw by using magnetic powder
US4477776A (en) * 1981-11-02 1984-10-16 Magnetic Analysis Corporation Apparatus and process for flux leakage testing using transverse and vectored magnetization

Also Published As

Publication number Publication date
EP0152687A1 (en) 1985-08-28
IE842983L (en) 1985-06-27
DK590384A (da) 1985-06-28
IE55814B1 (en) 1991-01-16
JPS60157046A (ja) 1985-08-17
US4649343A (en) 1987-03-10
KR850004640A (ko) 1985-07-25
CA1226901A (en) 1987-09-15
KR870002113B1 (ko) 1987-12-08
AU3717584A (en) 1985-07-04

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment