Chapter
Apr 26, 2012
Measurement of Physical Model Wave Diffraction Patterns Using Video
Authors: William R. Curtis [email protected], Kent K. Hathaway [email protected], William C. Seabergh [email protected], and K. Todd Holland [email protected]Author Affiliations
Publication: Ocean Wave Measurement and Analysis (2001)
Abstract
This paper introduces a video-based method for directional wave measurement in the physical model setting. The motivation for this study is to provide a non-intrusive method for highly resolved and accurate measurement of wave diffraction in the vicinity of coastal inlet structures. Video observations of wave direction in the diffraction region behind a breakwater structure for three spectra generated by an offshore wave paddle are compared to ADV observations. Initial video-ADV comparisons result in a vector-mean wave direction measurement accuracy within 5 degrees. Experimental results provide a suitable benchmark data set for validation of wave transformation models that incorporate wave diffraction.
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© 2002 American Society of Civil Engineers.
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Published online: Apr 26, 2012
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Oceanographer, USAE Coastal and Hydraulics Laboratory, Vicksburg, MS. E-mail: [email protected]
Oceanographer, USAE Field Research Facility, Duck, NC. E-mail: [email protected]
Hydraulic Engineer, USAE Coastal and Hydraulics Laboratory, Vicksburg, MS. E-mail: [email protected]
US Naval Research Laboratory, Stennis Space Center, MS 39729-5004. E-mail: [email protected]
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