Investigating the effect of the flow direction on heat transfer and energy harvesting from induced vibration in a heated semi-circular cylinder

E Barati, MR Zarkak, M Biabani - Ocean Engineering, 2023 - Elsevier
The present study examines the flow and heat around low-mass arched forebodies (AF), flat
forebodies (FF) and a circular cylinder (CC) in the presence of buoyancy. The Richardson …

A numerical study on the benefits of passive-arc plates on drag and noise reductions of a cylinder in turbulent flow

F Eydi, A Mojra - Physics of Fluids, 2023 - pubs.aip.org
In this study, we introduce a novel arrangement consisting of two arc plates around a
cylinder with the privilege of improved fluid flow and noise control. The arc plates are placed …

Numerical investigation of effect of surface pattern and rotation on power-law fluid flow and heat transfer around a cylinder in laminar flow regime

C Routa, P Balaji, AK Sahu - Physics of Fluids, 2023 - pubs.aip.org
We have studied the effect of surface topography, fluid behavior, and rotation on fluid flow
and heat transfer phenomena over a cylinder. In this study, we have incorporated a …

Numerical investigation on vortex-induced vibration energy harvesting of a heated circular cylinder with various cross-sections

E Barati, M Biabani, MR Zarkak - International Communications in Heat and …, 2022 - Elsevier
This study describes a two-dimensional numerical investigation of the flow and heat transfer
around inverted D-shaped cylinders. The effects of thermal buoyancy force over the bluff …

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 …

Vortex-induced vibration of a slender flexible riser with grooved and spanwise strips subject to uniform currents

H Hu, W Zhao, D Wan - Physics of Fluids, 2022 - pubs.aip.org
We report a numerical investigation of the suppression of “vortex-induced vibration”(VIV) of a
cylindrical flexible riser to which are attached various grooved or strip configurations with the …

Numerical investigations on flow over tandem grooved cylinders

JF Derakhshandeh, Y Gharbia, C Ji - Ocean Engineering, 2022 - Elsevier
Flow regulation between two tandem circular cylinders is a key topic in a variety of
engineering applications. The numerical study of laminar flow regimes over two tandem …

Investigation of the combined effect of control rods and forced rotation on a cylinder

W Chen, Y Bao, W Chai, J Li, CK Rheem, Y Lin, X Li - Physics of Fluids, 2023 - pubs.aip.org
A novel structure combining the application of control rods and forced rotation on a cylinder
is proposed based on the cylindrical vibration suppression, and the combined structure is …

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 …

The influence of magneto-hydrodynamics and vortex generators on nanofluids heat transfer

JF Derakhshandeh, Y Gharbia - Journal of Magnetism and Magnetic …, 2024 - Elsevier
This paper investigates the effects of a vortex generator (VG) and magneto-hydrodynamics
(MHD) on the thermal properties of nanofluids in a microchannel. A variety of test scenarios …