Publication details.

Paper

Year:2020
Author(s):D. Conti, G. Simarro, A. Orfila
Title:Model for Bedload Transport under Waves
Journal:JOURNAL OF HYDRAULIC ENGINEERING
ISSN:0733-9429
Volume:146
Issue No.:3
Pages:
D.O.I.:10.1061/(ASCE)HY.1943-7900.0001662
Web:https://dx.doi.org/10.1061/(ASCE)HY.1943-7900.0001662
Abstract:© 2020 American Society of Civil Engineers.Properly modeling the sediment transport under water waves is critical to understanding morphodynamic processes such as, e.g., sandbar migration at beaches. In the last two decades, the influence of the wave asymmetries (mainly velocity and acceleration skewnesses) has been shown to be a key issue for explaining onshore sandbar migrations under mild wave conditions when wave-induced currents are small. However, there is still a lack of knowledge, and the expressions that relate the sediment transport to the velocity and/or acceleration skewnesses are site-specific. In this work, an intrawave process-based sediment transport model was applied to provide a general expression for bedload sediment transport under wave action within a proper dimensional framework. The new expression is not site-specific, and it is based on the process-based model which was checked against experimental data. Furthermore, the obtained equation has some similarities with expressions in the literature that are discussed.

Related staff

  • Alejandro Orfila Förster
  • Related departments

  • Oceanography and Global Change
  • Related research groups

  • Marine Technologies, Operational and Coastal Oceanography