JPH0339142U - - Google Patents

Info

Publication number
JPH0339142U
JPH0339142U JP10081689U JP10081689U JPH0339142U JP H0339142 U JPH0339142 U JP H0339142U JP 10081689 U JP10081689 U JP 10081689U JP 10081689 U JP10081689 U JP 10081689U JP H0339142 U JPH0339142 U JP H0339142U
Authority
JP
Japan
Prior art keywords
flaw detection
flaw
coil
change
accelerometer
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.)
Granted
Application number
JP10081689U
Other languages
English (en)
Other versions
JPH086294Y2 (ja
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 filed Critical
Priority to JP10081689U priority Critical patent/JPH086294Y2/ja
Publication of JPH0339142U publication Critical patent/JPH0339142U/ja
Application granted granted Critical
Publication of JPH086294Y2 publication Critical patent/JPH086294Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例に係る渦電流探傷装
置の構成図であり、第２図は本考案による信号波
形を示し、第３図は従来の渦電流探傷装置の構成
図であり、第４図は従来のプローブ移動速度が均
一な場合の各要因の信号波形を示し、第５図は従
来のプローブ移動速度が均一な場合の引き算実施
例の信号波形を示し、第６図は従来のプローブ移
動速度が不均一な場合の引き算実施例の信号波形
を示す。 ０１……コイル、０２……プローブ、１０……
伝熱管、５１……加速度計センサ、５３……加速
度計。

Claims (1)

    【実用新案登録請求の範囲】
  1. 渦電流探傷用コイルと加速度計のセンサとを具
    備する探傷子と、コイルの電流変化を検出する探
    傷器と、センサの出力により加速度を検出する加
    速度計とを具備し、探傷子の走査速度の変化を測
    定し、過去の探傷データとの比較において走査速
    度の変化を補正することによつて、過去の探デー
    タとの比較を高精度で行い欠陥に対する検出感度
    を向上させることを特徴とする渦電流探傷装置。
JP10081689U 1989-08-29 1989-08-29 渦電流探傷装置 Expired - Lifetime JPH086294Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10081689U JPH086294Y2 (ja) 1989-08-29 1989-08-29 渦電流探傷装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10081689U JPH086294Y2 (ja) 1989-08-29 1989-08-29 渦電流探傷装置

Publications (2)

Publication Number Publication Date
JPH0339142U true JPH0339142U (ja) 1991-04-16
JPH086294Y2 JPH086294Y2 (ja) 1996-02-21

Family

ID=31649799

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10081689U Expired - Lifetime JPH086294Y2 (ja) 1989-08-29 1989-08-29 渦電流探傷装置

Country Status (1)

Country Link
JP (1) JPH086294Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010048569A (ja) * 2008-08-19 2010-03-04 Sumitomo Metal Mining Siporex Kk Ａｌｃパネルの主筋かぶり厚検査方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010048569A (ja) * 2008-08-19 2010-03-04 Sumitomo Metal Mining Siporex Kk Ａｌｃパネルの主筋かぶり厚検査方法

Also Published As

Publication number Publication date
JPH086294Y2 (ja) 1996-02-21

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