Statistics of freak waves in numerical tank
- Authors: Dyachenko A.I.1,2, Kachulin D.I.1, Zakharov V.E.1,2,3,4
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Affiliations:
- Novosibirsk State University
- Landau Institute for Theoretical Physics Russian Academy of Sciences
- Lebedev Physical Institute Russian Academy of Sciences
- Department of Mathematics
- Issue: Vol 38, No 5 (2017)
- Pages: 888-892
- Section: Article
- URL: https://journals.rcsi.science/1995-0802/article/view/199966
- DOI: https://doi.org/10.1134/S1995080217050080
- ID: 199966
Cite item
Abstract
Presented are the results of experiments on calculation of Probability Distribution Functions for elevations of waters waves in numerical tank. Statistics of waves of anomalous amplitude, or freak-waves were compared both for nonlinear and linear models. Obviously, linear model demonstrates the exact Rayleigh distribution of surface elevations while PDFs for nonlinear equation have tails (for large elevations) similar to Rayleigh distribution, but with larger σ.
About the authors
A. I. Dyachenko
Novosibirsk State University; Landau Institute for Theoretical Physics Russian Academy of Sciences
Author for correspondence.
Email: alexd@itp.ac.ru
Russian Federation, Novosibirsk-90, 630090; Chernogolovka, Moscow oblast, 142432
D. I. Kachulin
Novosibirsk State University
Email: alexd@itp.ac.ru
Russian Federation, Novosibirsk-90, 630090
V. E. Zakharov
Novosibirsk State University; Landau Institute for Theoretical Physics Russian Academy of Sciences; Lebedev Physical Institute Russian Academy of Sciences; Department of Mathematics
Email: alexd@itp.ac.ru
Russian Federation, Novosibirsk-90, 630090; Chernogolovka, Moscow oblast, 142432; Moscow, 119991; 617 N. Santa Rita, Tucson, AZ, 857201