IT1222681B - Dispositivo con un sensore per la misura della corrente di prova in dispositivo magneto-elettrici per il controllo delle incrinature - Google Patents

Dispositivo con un sensore per la misura della corrente di prova in dispositivo magneto-elettrici per il controllo delle incrinature

Info

Publication number
IT1222681B
IT1222681B IT21952/87A IT2195287A IT1222681B IT 1222681 B IT1222681 B IT 1222681B IT 21952/87 A IT21952/87 A IT 21952/87A IT 2195287 A IT2195287 A IT 2195287A IT 1222681 B IT1222681 B IT 1222681B
Authority
IT
Italy
Prior art keywords
magneto
cracks
checking
measuring
sensor
Prior art date
Application number
IT21952/87A
Other languages
English (en)
Other versions
IT8721952A0 (it
Inventor
Eduard Sendeff
Johannes Sebulke
Original Assignee
Tiede Gmbh & Co Risspruefanlagen
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 Tiede Gmbh & Co Risspruefanlagen filed Critical Tiede Gmbh & Co Risspruefanlagen
Publication of IT8721952A0 publication Critical patent/IT8721952A0/it
Application granted granted Critical
Publication of IT1222681B publication Critical patent/IT1222681B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/207—Constructional details independent of the type of device used
    • 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
    • G01N27/84—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 by applying magnetic powder or magnetic ink

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
IT21952/87A 1986-09-17 1987-09-17 Dispositivo con un sensore per la misura della corrente di prova in dispositivo magneto-elettrici per il controllo delle incrinature IT1222681B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863631571 DE3631571A1 (de) 1986-09-17 1986-09-17 Vorrichtung mit einem sensor zur messung des pruefstromes bei magnetelektrischen risspruefvorrichtungen

Publications (2)

Publication Number Publication Date
IT8721952A0 IT8721952A0 (it) 1987-09-17
IT1222681B true IT1222681B (it) 1990-09-12

Family

ID=6309740

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21952/87A IT1222681B (it) 1986-09-17 1987-09-17 Dispositivo con un sensore per la misura della corrente di prova in dispositivo magneto-elettrici per il controllo delle incrinature

Country Status (5)

Country Link
US (1) US4916392A (it)
DE (1) DE3631571A1 (it)
FR (1) FR2603989B1 (it)
GB (1) GB2197082B (it)
IT (1) IT1222681B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8916423D0 (en) * 1989-07-18 1989-09-06 Secr Defence Method and apparatus for non-destructive testing
JPH08273952A (ja) * 1995-03-31 1996-10-18 Ikuro Moriwaki 平面電流検出器
US6150809A (en) * 1996-09-20 2000-11-21 Tpl, Inc. Giant magnetorestive sensors and sensor arrays for detection and imaging of anomalies in conductive materials
FR2833355B1 (fr) * 2001-12-10 2004-03-19 Alstom Switzerland Ltd Detecteur de champ magnetique comprenant un capteur magneto-resistif
US7176681B2 (en) * 2005-03-08 2007-02-13 Siemens Power Generation, Inc. Inspection of composite components using magnetic resonance imaging
WO2008042484A1 (en) * 2006-09-28 2008-04-10 General Electric Company Current sensing module and assembly method thereof
US7493221B2 (en) * 2006-09-28 2009-02-17 General Electric Company System for power sub-metering
DE102007024060A1 (de) * 2007-05-22 2008-11-27 Illinois Tool Works Inc., Glenview Vorrichtung und Verfahren zur Prüfmittel-Kontrolle
US8461824B2 (en) 2010-06-07 2013-06-11 Infineon Technologies Ag Current sensor
US9523729B2 (en) * 2013-09-13 2016-12-20 Infineon Technologies Ag Apparatus and method for testing electric conductors
CN110618334B (zh) * 2019-10-12 2021-06-15 重庆工商大学 一种具有抗磁场信号干扰结构的故障诊断装置
AU2021202022A1 (en) * 2020-04-07 2021-10-21 William John Baker Magnetic validation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE630038C (de) * 1930-05-20 1936-05-18 Franz Unger Dr Verfahren zum Feststellen von Fehlstellen in Werkstuecken, insbesondere in Schweissnaehten
GB910496A (en) * 1961-05-26 1962-11-14 Belling & Lee Ltd Improvements in or relating to the detection of electrical discontinuities in weldedjoints
US3359995A (en) * 1965-07-02 1967-12-26 Tap Rite Products Corp Automatic three-way valve
US3450986A (en) * 1966-04-06 1969-06-17 Bell Inc F W Magnetic reaction testing apparatus and method of testing utilizing semiconductor means for magnetic field sensing of an eddy-current-reaction magnetic field
SE347356B (it) * 1970-03-20 1972-07-31 Essem Metotest Ab
US4087749A (en) * 1977-01-25 1978-05-02 The United States Of America As Represented By The Secretary Of The Army Method and apparatus for normalizing the outputs of sequentially scanned magnetic flaw detectors
DE2827203A1 (de) * 1978-06-21 1980-01-10 Fischbach Lueftungstech Verfahren zur feststellung von lunkerstellen in der kaefigwicklung von asynchronmaschinen
FR2479332A1 (fr) * 1980-03-28 1981-10-02 Renault Systeme de reglage de la position d'un capteur
US4539520A (en) * 1981-03-02 1985-09-03 Bridges Electric, Inc. Remote current detector
DE3130277A1 (de) * 1981-07-31 1983-02-17 Vacuumschmelze Gmbh, 6450 Hanau Magnetkern aus weichmagnetischem material fuer einen stromsensor mit einem magnetfeldabhaengigen halbleiterelement zur erfassung von gleich- und wechselstroemen
US4482865A (en) * 1982-06-04 1984-11-13 United States Steel Corporation Apparatus for the automatic inducement of a magnetic field in an elongated article under test
EP0124731A1 (de) * 1983-04-07 1984-11-14 H.F. Stollberg Maschinenfabrik GmbH Vorrichtung zur berührungslosen Erfassung der Lage eines ersten Körpers bezüglich eines zweiten Körpers

Also Published As

Publication number Publication date
GB2197082A (en) 1988-05-11
US4916392A (en) 1990-04-10
GB8721802D0 (en) 1987-10-21
IT8721952A0 (it) 1987-09-17
FR2603989B1 (fr) 1991-10-31
GB2197082B (en) 1991-05-29
DE3631571A1 (de) 1988-04-07
DE3631571C2 (it) 1989-02-09
FR2603989A1 (fr) 1988-03-18

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970925