磁気ヨークプローブによる非破壊評価におけるコンタクトギャップの影響


英字タイトル:
Influence of contact gap on NDE using magnetic single-yoke probe
著者:
菊池 弘昭 Hiroaki KIKUCHI 荒 克之 Katsuyuki ARA 鎌田 康寛 Yasuhiro KAMADA
発刊日:
公開日:
カテゴリ: 第5回
キーワードタグ:

概要

小林 悟 Satoru KOBAYASHI Magnetic NDE technique for installed structural steels using a magnetic single-yoke probe has been leveloped. In order to apply this technique to practical use, it is important to clear influence of a contact gap netween a single-yoke probe and specimens . Here, we investigated magnetic properties measured by a ingle-yoke probe, when an air gap length between the probe and specim ens changes. BH loops incline to he axis of magnetic field and magnetic field at B =0 decreases with increasing the gap length.


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