Instytut Budownictwa Wodnego
Polskiej Akademii Nauk

Essay #8982 details

ATTRIBUTEVALUE
typeA
database id8982
titleSome Characteristic Wave Energy Dissipation Patterns along the Polish Coast Poland
authorsRóżyński G.1, Szmytkiewicz P.1
affiliations
pages500 — 512
DOI10.1016/j.oceano.2018.04.001
full text linkhttps://pdf.sciencedirectassets.com/308662/1-s2.0-S0078323418X00049/1-s2.0-S0078323418300599/main.pdf
keywordsCoastal morphology, Wave energy dissipation, Equilibrium profiles, Data-driven modelling, Signal processing
abstractsThe paper analyses cross-shore bathymetric profiles between Władysławowo (km 125 of the national coastal chainage) and Lake Sarbsko (km 174) commissioned in 2005 and 2011 by coastal authorities for monitoring purposes. The profiles, spaced every 500 m, cover beach topography from dune/cliff tops through the emerged beach to a seabed depth of about 15 m. They were decomposed by signal processing techniques to extract their monotonic components containing all major modes of the variability of beach topography. They are termed empirical equilibrium profiles and can be used for straightforward assessment of wave energy dissipation rates. Three characteristic patterns of wave energy dissipation were thus identified: one associated with large nearshore bars and several zones of wave breaking; a second, to which the equilibrium beach profile concept can be applied; and a third, characterized by mixed behaviour. Interestingly, most profiles showed significant seabed variations beyond the nearshore depth of closure – this phenomenon requires comprehensive studies in future.
attributes [reviewed] [scientific]
languageen
PART OF
typeC
database id8983
year2018
seriesOceanologia
issueVol. 60, No. 4

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