Shape optimization and hydrodynamic simulation of a Magnus anti-rolling device based on fully parametric modeling

J Lin, HD Yao, Y Han, Y Su, C Zhang - Physics of Fluids, 2023 - pubs.aip.org
Ship anti-rolling devices are an essential component of modern vessels. The core
component of the Magnus effect-based ship anti-rolling device is a rotating cylinder …

New time-marching methods for compressible Navier-Stokes equations with applications to aeroacoustics problems

VS Yadav, N Ganta, B Mahato, MK Rajpoot… - Applied Mathematics …, 2022 - Elsevier
This paper derives a new class of time-marching methods of Runge-Kutta type (CERK) for
the simulations of the two and three-dimensional compressible Navier-Stokes equations …

Investigation on the flow-induced noise propagation mechanism of centrifugal pump based on flow and sound fields synergy concept

C Guo, M Gao - Physics of fluids, 2020 - pubs.aip.org
This paper explores the flow-induced noise propagation mechanism of centrifugal pump
from the view of flow and sound field synergy concept. First, the unsteady synergetic …

Multiscale instabilities of Magnus–Robins effect for compressible flow past rotating cylinder

P Sundaram, TK Sengupta, A Sengupta, VK Suman - Physics of Fluids, 2021 - pubs.aip.org
In the present research, the instability suffered by flow past a rotating cylinder with very high
rotation rates is studied. Special emphasis is given on exploring the effects of compressibility …

Angle of attack impact on flow characteristics around finite-length rotating columns

J Lin, S Wang, HD Yao, Y Su - Physics of Fluids, 2024 - pubs.aip.org
The finite-length rotating column has been extensively studied because of its importance in
various fields, such as marine and aerospace. In this study, the hydrodynamic performance …

Effect of wall proximity on the flow over a cube and the implications for the noise emitted

Y Wang, D Thompson, Z Hu - Physics of Fluids, 2019 - pubs.aip.org
The flow over an object such as a cube and the resulting aerodynamic noise are affected by
its proximity to a wall. To evaluate the effect of wall proximity on the aerodynamics induced …

Wake dynamics behind a rotary oscillating cylinder analyzed with proper orthogonal decomposition

H Ping, H Zhu, K Zhang, R Wang, D Zhou, Y Bao… - Ocean …, 2020 - Elsevier
Two-dimensional high-order spectral/hp computations are carried out for a cylinder
undergoing a sinusoidal rotary oscillation about its own axis. Results are examined for R e …

Numerical investigation of noise suppression and amplification in forced oscillations of single and tandem cylinders in high Reynolds number turbulent flows

Z Cheng, R McConkey, E Yee, FS Lien - Applied Mathematical Modelling, 2023 - Elsevier
The noise generated by a three-dimensional turbulent wake behind an oscillating single or
tandem cylinder (s) is studied using detached eddy simulation and the Ffowcs Williams …

Coherent pressure and acceleration estimation from triply decomposed turbulent bluff-body wakes

R Shanmughan, PY Passaggia, N Mazellier… - Experiments in …, 2024 - Springer
A novel method is introduced to estimate phase-averaged pressure and acceleration of the
coherent structures. It is applied and validated in the near wake of a two-dimensional bluff …

Mitigation of aerodynamic sound for a laminar flow past a square cylinder using a pair of cowl plates

B Mahato, N Ganta, YG Bhumkar - Physics of Fluids, 2020 - pubs.aip.org
A new arrangement of splitter plates has been proposed for the mitigation of aeroacoustic
noise generated by the two-dimensional laminar flow over a square cylinder at the Reynolds …