Modeling Crossing Random Seas by Fully Non-Linear Numerical Simulations

نویسندگان

چکیده

Bimodal spectrum wave conditions, known as crossing seas, can produce extreme waves which are hostile to humans during oceanic activities. This study reports some new findings of the probability in deep random seas response variation spectral bandwidth through fully non-linear numerical simulations. Two issues addressed, namely (i) impacts on changes statistics, i.e., kurtosis and crest exceedance probability, (ii) suitability theoretical distribution models for accurately describing height seas. The results obtained by simulating a large number sea conditions spatial-temporal scale with variety indicate that will be enhanced when each train becomes narrower, suggesting higher encountering narrowband Meanwhile, novel empirical formula is suggested predict provided advance. In addition, Rayleigh second-order Tayfun underestimate while third-order only yields satisfactory predictions cases relatively broader regarding considered this study. For narrower bandwidth, all failed describe waves.

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ژورنال

عنوان ژورنال: Frontiers in Physics

سال: 2021

ISSN: ['2296-424X']

DOI: https://doi.org/10.3389/fphy.2021.593394