JPH0237522B2 - - Google Patents

Info

Publication number
JPH0237522B2
JPH0237522B2 JP57054929A JP5492982A JPH0237522B2 JP H0237522 B2 JPH0237522 B2 JP H0237522B2 JP 57054929 A JP57054929 A JP 57054929A JP 5492982 A JP5492982 A JP 5492982A JP H0237522 B2 JPH0237522 B2 JP H0237522B2
Authority
JP
Japan
Prior art keywords
coil
distance
measured
eddy current
impedance
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
JP57054929A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58172502A (ja
Inventor
Fumihiko Ichikawa
Kunio Kurita
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP5492982A priority Critical patent/JPS58172502A/ja
Publication of JPS58172502A publication Critical patent/JPS58172502A/ja
Publication of JPH0237522B2 publication Critical patent/JPH0237522B2/ja
Granted 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
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP5492982A 1982-04-02 1982-04-02 渦流式距離測定方法 Granted JPS58172502A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5492982A JPS58172502A (ja) 1982-04-02 1982-04-02 渦流式距離測定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5492982A JPS58172502A (ja) 1982-04-02 1982-04-02 渦流式距離測定方法

Publications (2)

Publication Number Publication Date
JPS58172502A JPS58172502A (ja) 1983-10-11
JPH0237522B2 true JPH0237522B2 (da) 1990-08-24

Family

ID=12984307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5492982A Granted JPS58172502A (ja) 1982-04-02 1982-04-02 渦流式距離測定方法

Country Status (1)

Country Link
JP (1) JPS58172502A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6346807B1 (en) * 1999-10-22 2002-02-12 Bently Nevada Corporation Digital eddy current proximity system: apparatus and method
JP2001183106A (ja) * 1999-12-28 2001-07-06 Applied Electronics Corp 温度補償付きギャップ検出装置
JP4699797B2 (ja) * 2005-04-20 2011-06-15 株式会社リベックス 測定方法および装置
JP6021106B2 (ja) * 2012-11-15 2016-11-02 三菱日立パワーシステムズ株式会社 変位計測装置及び方法
JP6293018B2 (ja) * 2014-08-20 2018-03-14 アズビル株式会社 導電性膜センサおよび導電性膜の検出方法

Also Published As

Publication number Publication date
JPS58172502A (ja) 1983-10-11

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