Flow around circular cylinders with very low aspect ratio

RT Gonçalves, GR Franzini, GF Rosetti… - Journal of Fluids and …, 2015 - Elsevier
Experiments on the flow around stationary circular cylinders with very low aspect ratio
piercing the water free surface were carried out in a recirculating water channel. Eight …

Turbulent structures and characteristics of flows past a vertical surface-piercing finite circular cylinder

S Chen, W Zhao, D Wan - Physics of fluids, 2022 - pubs.aip.org
The flows past a vertical surface-piercing finite circular cylinder at Re= 2.7× 10 5 and Fr= 1.1
are investigated numerically by means of delayed detached-eddy simulation and a …

Active control of vortex shedding past finite cylinders under the effect of a free surface

IA Carvalho, GRS Assi - Physics of Fluids, 2023 - pubs.aip.org
This paper presents the analysis of the active flow control promoted by low-aspect-ratio
cylinders under the effect of a free surface at a low Froude number, modeled as a slip …

CFD simulations and experimental measurements of flow past free-surface piercing, finite length cylinders with varying aspect ratios

MA Benitz, DW Carlson, B Seyed-Aghazadeh… - Computers & …, 2016 - Elsevier
In this work, the flow past surface-piercing cylinders with free lower ends is studied
numerically with computational fluid dynamics (CFD) at varying aspect ratios (AR= H/D) from …

Numerical simulations of vortex-induced vibrations on vertical cylindrical structure with different aspect ratios

MAA Rahman, J Leggoe, K Thiagarajan… - Ships and Offshore …, 2016 - Taylor & Francis
This paper presents a computational fluid dynamics (CFD) study of vortex-induced vibration
(VIV) for different aspect ratio (L/D) cylinder. Of particular interest was to measure …

Numerical study of free end effect of cylinder with low aspect ratios on vortex induced motion

J He, W Zhao, D Wan, Y Wang - Journal of Hydrodynamics, 2022 - Springer
In this paper, numerical simulation is conducted via our in-house solver, vim-FOAM-SJTU,
developed on open-source software, OpenFOAM. Flow around static rigid cylinders and …

Experiments and simulations of free-surface flow behind a finite height rigid vertical cylinder

V Ageorges, J Peixinho, G Perret, G Lartigue… - Fluids, 2021 - mdpi.com
We present the results of a combined experimental and numerical study of the free-surface
flow behind a finite height rigid vertical cylinder. The experiments measure the drag and the …

Analysis of U-type anti-roll tank using URANS: Sensitivity and validation

M Kerkvliet, G Vaz, N Carette… - International …, 2014 - asmedigitalcollection.asme.org
The roll motion of ships operating in a seaway is often limiting operations. These limits could
be due to, eg maximum acceleration, green water, capsize risk or just comfort. Therefore …

[HTML][HTML] 不同工况下有限长圆柱绕流实验测量及分析

梁圣召, 周军伟, 梅蕾 - 舰船科学技术, 2021 - html.rhhz.net
为了研究不同工况对有限长圆柱绕流升阻力系数及尾流场的影响规律, 采用CFD
与实验相结合的方法, 对三维有限长圆柱在不同长径比和雷诺数工况下的流动进行了模拟和实验 …

CFD evaluation and experimental comparison on the flow around fixed multi-column configurations

PPSP Lopes, GF Rosetti, NH Hannes… - Marine Systems & …, 2019 - Springer
The flow-induced motion (FIM) of platforms is a vital phenomenon issue to be investigated to
help the designers and to decrease the costs related to the mooring and/or riser systems. On …