JP5599673B2 - 港湾構造物の劣化診断方法および姿勢制御機能付き撮像装置 - Google Patents
港湾構造物の劣化診断方法および姿勢制御機能付き撮像装置 Download PDFInfo
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- JP5599673B2 JP5599673B2 JP2010177268A JP2010177268A JP5599673B2 JP 5599673 B2 JP5599673 B2 JP 5599673B2 JP 2010177268 A JP2010177268 A JP 2010177268A JP 2010177268 A JP2010177268 A JP 2010177268A JP 5599673 B2 JP5599673 B2 JP 5599673B2
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Description
Claims (4)
- 小型船舶において重心近傍に姿勢制御機能付き撮像装置を取り付け、
前記小型船舶を航行させつつ、該小型船舶のローリング、ピッチング、ヨーイングおよび上下動を検知して前記撮像装置の撮像部の姿勢および対象部分に対する高さを略一定に保ちながら港湾構造物の対象部分を連続で撮像し、
前記撮像した画像を連結して展開画像を作成する処理をして、前記対象部分の劣化を診断することを特徴とする港湾構造物の劣化診断方法。 - 前記港湾構造物の下方を前記小型船舶に航行させて、前記撮像部に該港湾構造物の床版の裏面を撮像させることを特徴とする請求項1に記載の港湾構造物の劣化診断方法。
- 前記小型船舶の上下動は、前記港湾構造物の床板の裏面からの距離を計測することによって検知することを特徴とする請求項2に記載の港湾構造物の劣化診断方法。
- ローリングを検知可能なローリングセンサと、
ピッチングを検知可能なピッチングセンサと、
ヨーイングを検知可能なヨーイングセンサと、
上下動を検知可能な上下動センサと、
前記ローリングセンサが検知したローリングを相殺する方向に回転可能な第1駆動軸と、
前記ピッチングセンサが検知したピッチングを相殺する方向に回転可能な第2駆動軸と、
前記ヨーイングセンサが検知したヨーイングを相殺する方向に回転可能な第3駆動軸と、
前記上下動センサが検知した上下動を相殺するように上下動可能な上下動手段と、
港湾構造物の対象部分を連続で撮像しつつ、前記第1駆動軸、前記第2駆動軸、前記第3駆動軸および前記上下動手段により、港湾構造物に対する姿勢と対象部分に対する高さの揺動が吸収される撮像部と、
前記撮像した画像を連結して展開画像を作成する処理をして、前記対象部分の劣化を診断する制御部と、
を有し、
小型船舶の重心近傍に取り付けられることを特徴とする姿勢制御機能付き撮像装置。
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JP2010177268A JP5599673B2 (ja) | 2010-08-06 | 2010-08-06 | 港湾構造物の劣化診断方法および姿勢制御機能付き撮像装置 |
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JP2010177268A JP5599673B2 (ja) | 2010-08-06 | 2010-08-06 | 港湾構造物の劣化診断方法および姿勢制御機能付き撮像装置 |
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JP2012037361A JP2012037361A (ja) | 2012-02-23 |
JP5599673B2 true JP5599673B2 (ja) | 2014-10-01 |
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Families Citing this family (2)
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JP6534093B2 (ja) * | 2015-02-02 | 2019-06-26 | 五洋建設株式会社 | 水上観測装置及びそれを使用した構造物の点検方法 |
JP6653674B2 (ja) * | 2017-03-14 | 2020-02-26 | 朝日航洋株式会社 | 桟橋上部工下面の検査装置、桟橋上部工下面の検査システムおよび桟橋上部工下面の検査方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH08301187A (ja) * | 1995-05-10 | 1996-11-19 | Hitachi Zosen Corp | 船舶用照明装置 |
JPH09326950A (ja) * | 1996-06-06 | 1997-12-16 | Pasuko Doro Gijutsu Center:Kk | 撮像装置 |
JP2002162361A (ja) * | 2000-11-22 | 2002-06-07 | Matsushita Electric Ind Co Ltd | 構造物の損傷検出装置 |
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