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Civil-Comp Proceedings
ISSN 1759-3433
CCP: 108
PROCEEDINGS OF THE FIFTEENTH INTERNATIONAL CONFERENCE ON CIVIL, STRUCTURAL AND ENVIRONMENTAL ENGINEERING COMPUTING
Edited by: J. Kruis, Y. Tsompanakis and B.H.V. Topping
Paper 271

Hydrodynamic Wave Effects on the River Delta: An Efficient 2HD Numerical Model

M. Petti, S. Bosa, S. Pascolo and F. Lubrano

Department of Chimica, Fisica e Ambiente, University of Udine, Italy

Full Bibliographic Reference for this paper
M. Petti, S. Bosa, S. Pascolo, F. Lubrano, "Hydrodynamic Wave Effects on the River Delta: An Efficient 2HD Numerical Model", in J. Kruis, Y. Tsompanakis, B.H.V. Topping, (Editors), "Proceedings of the Fifteenth International Conference on Civil, Structural and Environmental Engineering Computing", Civil-Comp Press, Stirlingshire, UK, Paper 271, 2015. doi:10.4203/ccp.108.271
Keywords: jet dynamics, radiation stress, bottom shear stress, current-wave interaction, numerical model, hydrodynamic model, spectral model.

Summary
Erosion and deposition of sediments are two fundamental aspects that affect the dynamic balance of a cost, related both to natural and human causes that contribute to the sediment dispersal and accumulation patterns. In particular, a river mouth is the result of the interaction between river flow dynamics, tides and wind wave-induced processes. Undoubtedly, a study of similar phenomena requires the application of numerical models that, given the size of the domains, are computationally very demanding. In the present paper a 2DH numerical model is proposed, in order to investigate the effects of incident waves on jet dynamics. The model solves the bi-dimensional shallow water equation and wave action balance equation to reproduce the interaction between waves and flow. Comparisons with outcomes obtained with a three-dimensional model are shown.

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