Effect of wall proximity on the wake of a rotating and translating sphere

A Chandel, SP Das - Acta Mechanica, 2021 - Springer
This paper reports the experimental investigations of the wake of a rotating and translating
sphere in the close proximity of a plane wall at moderate Reynolds numbers (Re= 450 …

Wake instability behind a streamwise and transversely rotating sphere

AK De, S Sarkar - Physical Review Fluids, 2023 - APS
We have performed direct numerical simulations for the flow past a streamwise and
transversely rotating sphere at a Reynolds number Re= 500. To investigate the effect of low …

[PDF][PDF] Flow transitions in the wake of a streamwise-rotating sphere

CJ Pregnalato, MC Thompson… - … on Bluff Body …, 2002 - eng-web77-v02.ocio.monash.edu.au
The flow past a streamwise-rotating sphere is investigated numerically for Reynolds
numbers (based on sphere diameter) in the range 10< Re< 500, and dimensionless rotation …

Wall effect on the wake characteristics of a transversely rotating sphere

A Kumar, SP Das, S Tiwari - Physics of Fluids, 2024 - pubs.aip.org
In the present work, the flow over a transversely rotating sphere placed at varying separation
from a plane wall at a Reynolds number Re= U∞ D ν of 300 is numerically investigated …

Wake structure of a transversely rotating sphere at moderate Reynolds numbers

M Giacobello, A Ooi, S Balachandar - Journal of fluid mechanics, 2009 - cambridge.org
The uniform flow past a sphere undergoing steady rotation about an axis transverse to the
free stream flow was investigated numerically. The objective was to reveal the effect of …

Description of the transitional wake behind a strongly streamwise rotating sphere

M Lorite-Díez, JI Jiménez-González - Journal of Fluid Mechanics, 2020 - cambridge.org
Direct numerical simulations are performed to study the flow regimes at the wake behind a
strongly streamwise rotating sphere, covering the range of rotation parameters, and the …

Laminar flow past a rotating sphere in the transverse direction

D Kim, H Choi - APS Division of Fluid Dynamics Meeting …, 2003 - ui.adsabs.harvard.edu
Laminar flow past a rotating sphere is numerically investigated using an immersed boundary
method, in order to understand the effect of the transverse rotation on the flow characteristics …

Transition to chaos in the wake of a rolling sphere

A Rao, PY Passaggia, H Bolnot… - Journal of fluid …, 2012 - cambridge.org
The wake of a sphere rolling along a wall at low Reynolds number is investigated
numerically and experimentally. Two successive transitions are identified in this flow, as the …

Laminar flow past a sphere rotating in the transverse direction

D Kim - Journal of mechanical science and technology, 2009 - Springer
Laminar flow past a sphere rotating in the transverse direction is numerically investigated in
order to understand the effect of the rotation on the characteristics of flow over the sphere …

Vortex dynamics of a sphere wake in proximity to a wall

H Zhao, X Liu, D Li, A Wei, K Luo, J Fan - International Journal of …, 2016 - Elsevier
Toward getting the vortex dynamics characteristics and wake structure of a sphere in
proximity to a wall, the effect of a proximal flat plate on the wake of a stationary sphere is …