CFD analysis of flow-induced rotation of a circular cylinder with a detached rear splitter plate in laminar flow

T Tang, H Zhu, Q Chen, G Li, T Zhou - Ocean Engineering, 2022 - Elsevier
This paper numerically investigated the flow-induced rotation response of an elastically
mounted circular cylinder fitted with a detached rear splitter plate in laminar flow. With the …

Comparative analysis of the flow control over a circular cylinder with detached flexible and rigid splitter plates

F Eydi, A Mojra, R Abdi - Physics of Fluids, 2022 - pubs.aip.org
A comparative study is performed on a circular cylinder with both flexible and rigid splitter
plates (SPs). This study has the novelty of using single and dual detached SPs located …

Flow-induced rotation of a circular cylinder with a detached splitter plate and its bifurcation behavior

H Zhu, T Tang, MM Alam, J Song, T Zhou - Applied Ocean Research, 2022 - Elsevier
The paper numerically investigated the flow past a circular cylinder with a detached splitter
plate at a low Reynolds number of 100. This cylinder-plate body could freely rotate around …

The key to suppress vortex-induced vibration: Stability of the structural mode

F Luo, C Gao, W Zhang - Journal of Fluids and Structures, 2022 - Elsevier
The vortex-induced vibration (VIV) problem is common in nature and engineering fields.
Current passive or active control methods try to suppress VIV by changing the flow field or …

3D numerical study of splitter plate's effect on a flexible cylinder VIV

H Liu, X Han, JJR Williams, R Xie, P Lin - Ocean Engineering, 2023 - Elsevier
In this paper, a cylinder with the splitter plate, which is a complex three-dimensional flexible
structure, is numerically investigated by an in-house code called CgLes-Y. The large eddy …

A novel passive flow control technique using circular arcs coupled with downstream splitters

F Eydi, A Mojra, H Kamel - Ocean Engineering, 2024 - Elsevier
The current study presents a novel piezoelectric design that converts vortex-induced
vibrations caused by flow across a circular cylinder. This design can be implemented as a …

Turbulence modeling approaches on unsteady flow structures around a semi-circular cylinder

S Yagmur, S Dogan, MH Aksoy, I Goktepeli - Ocean Engineering, 2020 - Elsevier
This paper presents the flow field around a Semi-Circular Cylinder (SCC), a basic geometry
for fluid mechanics, obtained numerically by Computational Fluid Dynamics (CFD) at …

Drag reduction by flapping a pair of flexible filaments behind a cylinder

Q Mao, Y Liu, HJ Sung - Physics of Fluids, 2023 - pubs.aip.org
The hydrodynamic mechanism of drag reduction by flapping a pair of flexible filaments
behind a cylinder was explored using the penalty immersed boundary method. The effects of …

Active learning-based hydrodynamic shape optimization and numerical simulation of auxiliary structures for circular bridge piers

H Qin, Z Jiang, Y Jin, J Wang, G Xu - Ocean Engineering, 2023 - Elsevier
Cylinders as a common form of bridge piers are widely used in engineering practices, yet
the hydrodynamic forces and local scouring of the cylinder due to the fluid flow cause …

Flexible polymeric tail for micro robot drag reduction bioinspired by the nature microorganisms

S Heyat Davoudian, K Javadi - Physics of Fluids, 2022 - pubs.aip.org
In nature, most microorganisms have flexible micro/nanostructure tails, which help them
create propulsion, reduce drag, or search for food. Previous studies investigated these …