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Kelvin Ship Wake Modification due to Wind Waves  

Lee, Kwi-Joo (Department of Naval Architecture and Ocean Engineering, Chosun University, Gwangju, Korea)
Shugan, I.V. (Department of Naval Architecture and Ocean Engineering, Chosun University, Gwangju, Korea)
An, Jung-Sun (Department of Naval Architecture and Ocean Engineering, Chosun University, Gwangju, Korea)
Publication Information
Journal of Ocean Engineering and Technology / v.22, no.5, 2008 , pp. 1-6 More about this Journal
Abstract
A kinematics model of a ship wake in the presence of surface waves generated by wind is presented. It was found that a stationary wave structure behind a ship covered a wedge region with the angle at the top of the wake and that only divergent waves were present in a ship wake instead of both the longitudinal and cross-waves, which are known as the Kelvin model. Ship motion at some angle to wind waves can cause an essential asymmetry of the wake, compressing its windward half.
Keywords
Kinematics model; Ship wake; Surface waves; Angle of the wake; Kelvin model;
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