Numerical investigations on the flow control over bumped surface circular cylinders

JF Derakhshandeh, N Gharib - Ocean Engineering, 2021 - Elsevier
External flow-induced forces on bumped surface circular cylinders in laminar flow regimes
are studied at a range of Reynolds numbers up to 200. This study examines three types of …

[HTML][HTML] Manipulation of bumpy surface cylinders for flow control and heat transfer improvement

JF Derakhshandeh, R Taher, M Khaled - International Journal of …, 2023 - Elsevier
The present work aims at investigating laminar flow effects over bumped-surface circular
cylinders at Reynolds number≤ 200. Three bumpy cylinder surfaces are considered and …

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 …

Analysis of wake induced vibration of a coupled circular cylinder-piezoelectric using two-way fluid structural interaction

JF Derakhshandeh - Applied Ocean Research, 2022 - Elsevier
A wake-induced vibration of a self-excitation thin Piezoelectric (PZT) actuator is being
studied to explore some aspects of energy harvesting using vortices energy. The PZT is …

Numerical study on multiple bubbles condensation in subcooled boiling flow based on CLSVOF method

M Bahreini, JF Derakhshandeh, A Ramiar… - International Journal of …, 2021 - Elsevier
Numerical studies are performed to investigate the condensation behavior of single and
multiple bubbles in subcooled boiling flow. An open-source code is developed to model the …

Study on the fluid flow and heat transfer characteristics of a horizontal elliptical cylinder under thermal buoyancy effect

E Salimipour, S Yazdani - International Journal of Heat and Mass Transfer, 2022 - Elsevier
Thermal buoyancy can be used as a tool for flow control and vortex shedding elimination. In
the present study, a numerical investigation of the thermal buoyancy effect on the laminar …

Thermo-fluids effects of a grooved circular cylinder in laminar flow regimes

JF Derakhshandeh, ZG Tari, N Gharib - International Communications in …, 2021 - Elsevier
The force coefficients and heat transfer related to a circular cylinder with grooved surfaces
are studied at Re≤ 200. Three types of grooved surfaces are examined: square, triangle …

Thermal fluid dynamics interaction between dual cylinders: Numerical analysis of groove effects and rotational speed

Y Li, F Shi, J Li, J Xin - International Journal of Heat and Fluid Flow, 2024 - Elsevier
This paper numerically analyses the thermal characteristics of tandem cylinders, considering
different grooves and non-dimensional rotation speeds (Ω). Two cylinders have the same …

Flow disturbances over heated indented surface cylinders arranged in a tandem

JF Derakhshandeh, C Ji - Ocean Engineering, 2024 - Elsevier
In this study, the thermo-fluid characteristics of flow over tandem circular cylinders are
controlled and investigated at 75≤ Re≤ 200. An identical diameter is set for both circular …

[HTML][HTML] An examination of the flow of magnetohydrodynamic viscous fluid and heat transfer between penetrable disks using the variation iteration method and finite …

SA Abdollahi, SF Ranjbar, A Hammoud, M Jafari… - International Journal of …, 2024 - Elsevier
This study examined the steady, two-dimensional, incompressible, and laminar viscous fluid
flow between two porous disks in an external magnetic field. The main objective of this …