DE69935610D1 - Verwendung eines elektrischen messelements - Google Patents

Verwendung eines elektrischen messelements

Info

Publication number
DE69935610D1
DE69935610D1 DE69935610T DE69935610T DE69935610D1 DE 69935610 D1 DE69935610 D1 DE 69935610D1 DE 69935610 T DE69935610 T DE 69935610T DE 69935610 T DE69935610 T DE 69935610T DE 69935610 D1 DE69935610 D1 DE 69935610D1
Authority
DE
Germany
Prior art keywords
fair
electric
fair element
electric fair
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 - Lifetime
Application number
DE69935610T
Other languages
English (en)
Other versions
DE69935610T2 (de
Inventor
Kurt-Ake Magnusson
Laust Pedersen
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.)
Westinghouse Electric Sweden AB
Original Assignee
Westinghouse Electric Sweden AB
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 Westinghouse Electric Sweden AB filed Critical Westinghouse Electric Sweden AB
Application granted granted Critical
Publication of DE69935610D1 publication Critical patent/DE69935610D1/de
Publication of DE69935610T2 publication Critical patent/DE69935610T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/105—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring thickness of coating
    • 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
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE69935610T 1998-11-26 1999-11-26 Verwendung eines elektrischen messelements Expired - Lifetime DE69935610T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9804080 1998-11-26
SE9804080A SE515190C2 (sv) 1998-11-26 1998-11-26 Användning av en elektrisk spole som mäter materialparametrar medelst en induktiv virvelströmsmetod
PCT/SE1999/002212 WO2000034734A1 (en) 1998-11-26 1999-11-26 Electric measurement component and use of the same

Publications (2)

Publication Number Publication Date
DE69935610D1 true DE69935610D1 (de) 2007-05-03
DE69935610T2 DE69935610T2 (de) 2007-11-29

Family

ID=20413443

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69935610T Expired - Lifetime DE69935610T2 (de) 1998-11-26 1999-11-26 Verwendung eines elektrischen messelements
DE1137907T Pending DE1137907T1 (de) 1998-11-26 1999-11-26 Elektrische messkomponente und ihre verwendung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1137907T Pending DE1137907T1 (de) 1998-11-26 1999-11-26 Elektrische messkomponente und ihre verwendung

Country Status (6)

Country Link
EP (1) EP1137907B1 (de)
JP (1) JP2002531853A (de)
DE (2) DE69935610T2 (de)
ES (1) ES2160564T3 (de)
SE (1) SE515190C2 (de)
WO (1) WO2000034734A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5047833B2 (ja) * 2008-02-14 2012-10-10 日本システム開発株式会社 変位センサシステム及び変位センサ
DE102011103122A1 (de) * 2011-05-25 2012-11-29 Helmut Fischer GmbH Institut für Elektronik und Messtechnik Aufsetzkalotte für eine Messsonde sowie Messsonde zur Messung der Dicke dünner Schichten
JP6067001B2 (ja) 2011-05-25 2017-01-25 ヘルムート・フィッシャー・ゲーエムベーハー・インスティテュート・フューア・エレクトロニク・ウント・メステクニク 薄層の厚さを測定する測定プローブ
DE102011103123A1 (de) * 2011-05-25 2012-11-29 Helmut Fischer GmbH Institut für Elektronik und Messtechnik Messsonde zur Messung der Dicke dünner Schichten sowie ein Sensorelement für die Messsonde und ein Verfahren zu deren Herstellung
CN103515045B (zh) * 2013-09-30 2016-02-03 东北大学 一种柔软压敏电涡流线圈的研制方法

Family Cites Families (6)

* 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
SU1185217A2 (ru) * 1983-11-22 1985-10-15 Kubansk Selskokhozyajst Inst Матрица токовихревых накладньк преобразователей
US4593245A (en) * 1983-12-12 1986-06-03 General Electric Company Eddy current method for detecting a flaw in semi-conductive material
US4706020A (en) * 1983-12-12 1987-11-10 General Electric Company High frequency eddy current probe with planar, spiral-like coil on flexible substrate for detecting flaws in semi-conductive material
SU1610420A1 (ru) * 1987-12-08 1990-11-30 Всесоюзный заочный машиностроительный институт Вихретоковый преобразователь дл неразрушающего контрол
US5402098A (en) * 1991-03-25 1995-03-28 Satosen Co., Ltd. Coil

Also Published As

Publication number Publication date
ES2160564T1 (es) 2001-11-16
DE69935610T2 (de) 2007-11-29
SE515190C2 (sv) 2001-06-25
SE9804080D0 (sv) 1998-11-26
SE9804080L (sv) 2000-05-27
EP1137907A1 (de) 2001-10-04
WO2000034734A1 (en) 2000-06-15
DE1137907T1 (de) 2002-06-13
JP2002531853A (ja) 2002-09-24
ES2160564T3 (es) 2007-10-16
EP1137907B1 (de) 2007-03-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition