The interactions of a circular synthetic jet with a turbulent crossflow

HH Ho, EE Essel, PE Sullivan - Physics of Fluids, 2022 - pubs.aip.org
The three-dimensional flow of a circular synthetic jet interacting with a turbulent crossflow is
investigated with unsteady Reynold-Averaged Navier–Stokes simulations. The effects of jet …

Effect of varying frequency of a synthetic jet on flow separation over an airfoil

M Kim, EE Essel, PE Sullivan - Physics of Fluids, 2022 - pubs.aip.org
An experimental investigation on the effects of the synthetic jet actuator (SJA) was
conducted on a National Advisory Committee for Aeronautics 0025 airfoil in a low-speed …

The dynamics of cylinder-wake/boundary-layer interaction revealed by turbulent transports

JH Li, BF Wang, X Qiu, JZ Wu, Q Zhou, SX Fu… - Physics of …, 2022 - pubs.aip.org
The flow past a cylinder near a plane wall for small gap ratios (⁠ G/D= 0.1, 0.3⁠, and 0.9)
and fixed Re D= 1000 is numerically studied. The fundamental flow features are …

Control of flow separation from a curved ramp using a steady-blowing jet

S He, K Zhang, Y Song, Y Zhou - Physics of Fluids, 2023 - pubs.aip.org
This work experimentally investigates flow separation control over a two-dimensional curved
ramp using a spanwise steady-blowing slit jet. The flow separation and reattachment are first …

Lattice Boltzmann modeling of backward-facing step flow controlled by a synthetic jet

T Lu, H Hu, J Song, F Zhang, H Zhang, Z Xie… - Journal of …, 2023 - Springer
This article investigates the effect of a synthetic jet (SJ) on the flow over a backward-facing
step (BFS) in the weakly turbulent flow regime using the lattice Boltzmann method. The SJ …

Turbulent transports in the flow around a rectangular cylinder with different aspect ratios

J Li, B Wang, X Qiu, Q Zhou, S Fu, Y Liu - Ocean Engineering, 2024 - Elsevier
The flow around a rectangular cylinder exhibits intricate features, encompassing
phenomena such as separation, reattachment, boundary layer transition, and …

Aeroacoustic control mechanism on near-wall-wing of aero-train based on plasma jet

C Lai, L Tan, S Obayashi - Physics of Fluids, 2023 - pubs.aip.org
In this study, an aeroacoustic control mechanism of a plasma jet acting on a high-speed
moving wing under a wing-in-ground effect is investigated. Moreover, a novel method is …

Artificial intelligence control of flow separation from a curved ramp

Z Wu, G Xu, S He, Y Zhou - Physics of Fluids, 2024 - pubs.aip.org
This work aims to control flow separation from a two-dimensional curved ramp. The
Reynolds number examined is Re θ= 5700 based on the momentum thickness of the …

Control reattachment of backward-facing step flow using a row of mini-jets in recirculation bubble

Z Mu, W Zhou, D Xu, N Gao - Physics of Fluids, 2022 - pubs.aip.org
In this experimental study, we introduce an open-loop control method for shortening the
reattachment length in a backward-facing step flow using a row of pulsatile min-jets in the …

Magnetic field effects on backward-facing step flow of ferrofluids

W Yang, B Fang, B Liu - Journal of Fluids …, 2022 - asmedigitalcollection.asme.org
Backward-facing step (BFS) flow is a benchmark case study in fluid mechanics. Its control by
means of electromagnetic actuation has attracted great interest in recent years. This paper …