Results 1 to 10 of about 32,621 (166)
International Journal of Naval Architecture and Ocean Engineering, 2016 Parametric pitch instability of a Deep Draft Semi-submersible platform (DDS) is investigated in irregular waves. Parametric pitch is a form of parametric instability, which occurs when parameters of a system vary with time and the variation satisfies a ...
Huan Mao, Hezhen Yang
doaj +3 more sources
Simulation of Irregular Waves in a Numerical Wave Tank [PDF]
Polish Maritime Research, 2015 The time domain boundary element method was utilized to simulate the propagation of the irregular waves in a numerical wave tank. The problem was solved in a time-marching scheme, upon the irregular waves being fed through the inflow boundary, in which ...
Zhi-Fu Li +4 more
doaj +3 more sources
Energies, 2019 The flow developed on a tidal site can be characterized by combinations of turbulence, shear flows, and waves. Horizontal-axis tidal turbines are therefore subjected to dynamic loadings that may compromise the working life of the rotor and drive train ...
Stephanie Ordonez-Sanchez +7 more
doaj +3 more sources
WaveMIMO Methodology: Numerical Wave Generation of a Realistic Sea State [PDF]
Journal of Applied and Computational Mechanics, 2021 This paper presents a methodology that allows the numerical simulation of realistic sea waves, called WaveMIMO methodology, which is based on the imposition of transient discrete data as prescribed velocity on a finite volume computational model ...
Bianca Machado +7 more
doaj +1 more source
Predicting Wind Wave Suppression on Irregular Long Waves
Journal of Marine Science and Engineering, 2020 The applicability of the wind wave suppression model developed by Chen and Belcher (2000) to irregular wave environments is investigated in this study. Monochromatic and irregular wave environments were simulated in the W2 (Wind/Wave) laboratory at the ...
Taylor Bailey +3 more
doaj +1 more source
Hydrodynamic Investigation on a Land-Fixed OWC Wave Energy Device under Irregular Waves
Applied Sciences, 2022 The hydrodynamic response of a land-based oscillating water column (OWC) wave energy converter under various irregular wave conditions is investigated numerically. Based on the potential flow theory, a two-dimensional fully nonlinear numerical wave flume
Zhimin Zhou +4 more
doaj +1 more source
Analysis of FPSO Motion Response under Different Wave Spectra
Journal of Marine Science and Engineering, 2023 A variety of floating structures at sea play a vital role in the exploitation and utilization of marine resources. The study about interactions between waves and structures is necessary for the impact of the harsh marine environment on the motion and ...
Lei Sun +5 more
doaj +1 more source
IET Renewable Power Generation, 2021 A flume experimental study of a two‐body wave energy converter (WEC) with a hydraulic power take‐off (PTO) was conducted under the conditions of both regular and irregular waves.
Shuang Wu, Yanjun Liu, Jian Qin
doaj +1 more source
Journal of Marine Science and Engineering, 2022 The simulations of submarine sailing near the free surface with long-crested waves have been conducted in this study using an in-house viscous URANS solver with an overset grid approach. First, the verification and validation procedures were performed to
Kai Dong +4 more
doaj +1 more source
Free Surface Reconstruction for Phase Accurate Irregular Wave Generation
Journal of Marine Science and Engineering, 2018 The experimental wave paddle signal is unknown to the numerical modellers in many cases. This makes it quite challenging to numerically reproduce the time history of free surface elevation for irregular waves.
Ankit Aggarwal +4 more
doaj +1 more source