JP2004522948A5 - - Google Patents

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Publication number
JP2004522948A5
JP2004522948A5 JP2002553096A JP2002553096A JP2004522948A5 JP 2004522948 A5 JP2004522948 A5 JP 2004522948A5 JP 2002553096 A JP2002553096 A JP 2002553096A JP 2002553096 A JP2002553096 A JP 2002553096A JP 2004522948 A5 JP2004522948 A5 JP 2004522948A5
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JP
Japan
Prior art keywords
metal
probe
radio frequency
corrosive
transducer element
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Pending
Application number
JP2002553096A
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English (en)
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JP2004522948A (ja
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Publication date
Priority claimed from US09/746,095 external-priority patent/US6490927B2/en
Application filed filed Critical
Publication of JP2004522948A publication Critical patent/JP2004522948A/ja
Publication of JP2004522948A5 publication Critical patent/JP2004522948A5/ja
Pending legal-status Critical Current

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Claims (2)

  1. 腐食環境に置かれた腐食性金属物品の腐食状態を検出するための方法であって、
    a)腐食環境中に腐食センサ8を設置するステップであって、腐食センサ8が、
    i)腐食性金属物品の金属と実質的に同じ金属からなる金属プローブ2と、
    ii)前記プローブに取り付けられた、プローブを通して超音波信号または無線周波数信号を発信し、かつ、受信することができる変換器要素4とを備えたステップと、
    b)金属プローブ2を通して変換器要素4から超音波信号または無線周波数信号を発信するステップと、
    c)金属プローブ2の腐食した領域で反射した、金属プローブの腐食状態を表す反射超音波信号または無線周波数信号を変換器要素4で受信し、かつ、反射超音波信号または無線周波数信号に対する電気応答信号を発生するステップとを含む方法。
  2. 請求項1に記載の腐食環境に置かれた腐食性金属物品の腐食状態を検出するための方法であって、
    a)腐食環境中に腐食センサを設置するステップであって、腐食センサが、
    i)腐食性金属物品の金属と実質的に同じ金属からなる、断面が楕円形または円形の金属プローブと、
    ii)金属プローブの周囲に取り付けられた金属クレバスリングと、
    iii)前記プローブに取り付けられた、プローブを通して超音波信号または無線周波数信号を発信し、かつ、受信することができる変換器要素とを備えたステップと、
    b)金属プローブを通して変換器要素から超音波信号または無線周波数信号を発信するステップと、
    c)金属プローブの腐食した領域で反射した、金属プローブの腐食状態を表す反射超音波信号または無線周波数信号を変換器要素で受信し、かつ、反射超音波信号または無線周波数信号に対する電気応答信号を発生するステップと、
    d)変換器要素に電気接続されたコンピュータプロセッサを使用して、一連の電気応答信号を収集するステップと、
    e)収集した一連の電気応答信号から、金属プローブおよび腐食性物品の腐食状態を決定するステップとを含む方法。
JP2002553096A 2000-12-22 2001-12-18 複数の種類の腐食を検出するための方法 Pending JP2004522948A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/746,095 US6490927B2 (en) 2000-12-22 2000-12-22 Method for detecting multiple types of corrosion
PCT/US2001/048872 WO2002052247A2 (en) 2000-12-22 2001-12-18 Method for ultrasonically detecting multiple types of corrosion

Publications (2)

Publication Number Publication Date
JP2004522948A JP2004522948A (ja) 2004-07-29
JP2004522948A5 true JP2004522948A5 (ja) 2005-12-22

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JP2002553096A Pending JP2004522948A (ja) 2000-12-22 2001-12-18 複数の種類の腐食を検出するための方法

Country Status (8)

Country Link
US (1) US6490927B2 (ja)
EP (1) EP1344044B1 (ja)
JP (1) JP2004522948A (ja)
AT (1) ATE437357T1 (ja)
AU (1) AU2002239629A1 (ja)
DE (1) DE60139340D1 (ja)
TW (1) TW576917B (ja)
WO (1) WO2002052247A2 (ja)

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