JP2010185723A - 被覆層の異常検出方法 - Google Patents
被覆層の異常検出方法 Download PDFInfo
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- 230000005856 abnormality Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 19
- 239000010410 layer Substances 0.000 claims description 16
- 238000003331 infrared imaging Methods 0.000 claims description 11
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Abstract
【解決手段】 被覆層表面を赤外画像撮影装置で撮影する際に、覆装体を用いて前記被覆層表面上方の少なくとも一部を覆う被覆異常検出方法を提供する。
【選択図】図1
Description
W=σT(γ)4=εσT(t)4 +(1−ε)σT(e)4
式において、
W :放射エネルギー
T(γ):前記被覆体の放射率が1の場合の絶対温度
ε :放射率
σ :ステファン・ボルツマン定数
5.67×10-8W/m2K4
T(t):前記被覆体の絶対温度
T(e):前記被覆体以外の周辺環境の絶対温度(背景輻射等の影響)
2 撮影領域
3 熱赤外画像撮影カメラ
4 被覆体
5 剥離部分(空隙)
6 覆装体のない側面
7 カメラ支持体
8 覆装体面
9 覆装体のない面
10 熱赤外画像撮影カメラ
11 撮影中の領域
12 撮影対象全体の被覆体
13 カメラ支持体
Claims (5)
- 被覆層表面を熱赤外画像撮影装置で撮影する際に、覆装体を用いて前記被覆層表面上方の少なくとも一部を覆うことを特徴とする被覆異常検出方法。
- 前記被覆層上方全体を前記覆装体が覆うことを特徴とする請求項1の被覆異常検出方法。
- 前記覆装体が、前記被覆層表面と前記撮影装置とを含む空間全体あるいは略全体を覆うことを特徴とする請求項2の被覆異常検出方法。
- 前記覆装体の温度が前記被覆層の温度に等しいあるいは略等しいことを特徴とする請求項3の被覆異常検出方法。
- 前記被覆層表面が空港の滑走路または誘導路の表面であることを特徴とする請求項1乃至4のいずれかに記載の被覆異常検出方法。
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JP2009029040A JP5487381B2 (ja) | 2009-02-10 | 2009-02-10 | 被覆層異常検出方法 |
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JP2009029040A JP5487381B2 (ja) | 2009-02-10 | 2009-02-10 | 被覆層異常検出方法 |
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JP2010185723A true JP2010185723A (ja) | 2010-08-26 |
JP5487381B2 JP5487381B2 (ja) | 2014-05-07 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014513642A (ja) * | 2011-02-21 | 2014-06-05 | ストラテック システムズ リミテッド | 監視システムおよび飛行場内の異物、破片、または損害を検出する方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02293685A (ja) * | 1989-04-14 | 1990-12-04 | Entech Eng Inc | ビデオ―赤外線サーモグラフィを用いた地質学的欠陥探知装置及び分析方法 |
JPH10281881A (ja) * | 1997-04-09 | 1998-10-23 | Sony Corp | 赤外線カメラによる温度測定装置 |
JP2004020336A (ja) * | 2002-06-14 | 2004-01-22 | Osaka Gas Co Ltd | サーモグラフィー検査装置 |
JP2008151809A (ja) * | 2008-03-10 | 2008-07-03 | West Nippon Expressway Engineering Shikoku Co Ltd | 赤外線カメラによる構造物調査方法 |
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2009
- 2009-02-10 JP JP2009029040A patent/JP5487381B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02293685A (ja) * | 1989-04-14 | 1990-12-04 | Entech Eng Inc | ビデオ―赤外線サーモグラフィを用いた地質学的欠陥探知装置及び分析方法 |
JPH10281881A (ja) * | 1997-04-09 | 1998-10-23 | Sony Corp | 赤外線カメラによる温度測定装置 |
JP2004020336A (ja) * | 2002-06-14 | 2004-01-22 | Osaka Gas Co Ltd | サーモグラフィー検査装置 |
JP2008151809A (ja) * | 2008-03-10 | 2008-07-03 | West Nippon Expressway Engineering Shikoku Co Ltd | 赤外線カメラによる構造物調査方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014513642A (ja) * | 2011-02-21 | 2014-06-05 | ストラテック システムズ リミテッド | 監視システムおよび飛行場内の異物、破片、または損害を検出する方法 |
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