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Numerical Study of Interaction of Focused Waves with a Fixed Cylinder by a Hybrid Model Coupling SPH and QALE-FEM

Zhang, N., Yan, S. ORCID: 0000-0001-8968-6616, Zheng, X. , Xu, G. & Ma, Q. ORCID: 0000-0001-5579-6454 (2021). Numerical Study of Interaction of Focused Waves with a Fixed Cylinder by a Hybrid Model Coupling SPH and QALE-FEM. International Journal of Offshore and Polar Engineering, 31(1), pp. 45-52. doi: 10.17736/ijope.2021.jc813

Abstract

It is of high importance to study the wave interaction with cylinder structures because they are the common types of installations in coastal and offshore engineering. In this paper, a 3-D hybrid model based on the smoothed particle hydrodynamics (SPH) and the Quasi Arbitrary Langangian-Eulerian Finite Element Method (QALE-FEM) is used to study the interaction of focused waves with fixed cylinder. The hybrid model has advantages in simulating the focused waves and cylinder interactions in terms of accuracy and efficiency by making use of respective advantage of the above-mentioned two methods. In this hybrid model, the SPH method is used in the near-field interaction between the focused waves and cylinder and the QALE-FEM method is adopted for the wave generation at the SPH boundaries.

Publication Type: Article
Publisher Keywords: Hybrid model, SPH, QALE-FEM, interactions, cylinder structures, focused waves
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
T Technology > TC Hydraulic engineering. Ocean engineering
Departments: School of Science & Technology > Engineering
SWORD Depositor:
[thumbnail of revision 2020-ISOPE-NCS-03.pdf] Text - Accepted Version
This document is not freely accessible due to copyright restrictions.

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