Simulation-based study of COVID-19 outbreak associated with air-conditioning in a restaurant

H Liu, S He, L Shen, J Hong - Physics of Fluids, 2021 - pubs.aip.org
COVID-19 has shown a high potential of transmission via virus-carrying aerosols as
supported by growing evidence. However, detailed investigations that draw direct links …

Numerical study of turbulent flow past a rotating axial-flow pump based on a level-set immersed boundary method

K Kan, Z Yang, P Lyu, Y Zheng, L Shen - Renewable Energy, 2021 - Elsevier
Large-eddy simulation is performed to study the turbulence statistics and flow structures of
the water past a rotating axial-flow pump under different flow-rate working conditions. A …

Recent trends and progress in the immersed boundary method

WX Huang, FB Tian - Proceedings of the Institution of …, 2019 - journals.sagepub.com
The immersed boundary method is a methodology for dealing with boundary conditions at
fluid–fluid and fluid–solid interfaces. The immersed boundary method has been attracting …

Using machine learning to detect the turbulent region in flow past a circular cylinder

B Li, Z Yang, X Zhang, G He, BQ Deng… - Journal of Fluid …, 2020 - cambridge.org
Detecting the turbulent/non-turbulent interface is a challenging topic in turbulence research.
In the present study, machine learning methods are used to train detectors for identifying …

Simulation-based study of turbulent aquatic canopy flows with flexible stems

S He, H Liu, L Shen - Journal of Fluid Mechanics, 2022 - cambridge.org
Large-eddy simulation (LES) is performed to investigate the dynamics of flow and canopy
motions and the energy transfer in turbulent canopy flows. Different from the traditional …

A level set based immersed boundary method for simulation of non-isothermal viscoelastic melt filling process

Q Li, F Qu - Chinese Journal of Chemical Engineering, 2021 - Elsevier
In this work, the polymer melt filling process is simulated by using a coupled finite volume
and level-set based immersed boundary (LS-IB) method. Firstly, based on a shape level set …

Three-dimensional flow past two stationary side-by-side circular cylinders

W Chen, C Ji, MM Alam, Y Yan - Ocean Engineering, 2022 - Elsevier
We conducted three-dimensional direct numerical simulations of flow past two stationary
side-by-side circular cylinders. Based on the cylinder diameter, the Reynolds number was …

Isogeometric analysis for a phase-field constrained optimization problem of morphological evolution of vesicles in electrical fields

M Ashour, N Valizadeh, T Rabczuk - Computer Methods in Applied …, 2021 - Elsevier
In this paper, we solve a constrained Willmore problem coupled with an electrical field using
IsoGeometric Analysis (IGA) to simulate the morphological evolution of vesicles subjected to …

[HTML][HTML] Comparative study of the virtual flux method and immersed boundary method coupled with regularized lattice Boltzmann method for suspension flow …

M Kawaguchi, T Fukui, K Morinishi - Computers & Fluids, 2022 - Elsevier
Suspension flows are ubiquitous in many fields, and reducing computational costs for
numerical simulations of suspension flows remains a great challenge. Numerical …

Complex modal analysis of the movements of swimming fish propelled by body and/or caudal fin

Z Cui, Z Yang, L Shen, HZ Jiang - Wave motion, 2018 - Elsevier
Most fish generate thrusts by undulating their body and/or caudal fin (BCF). The movement
of a fish body can typically be described as a propulsive wave with an increasing amplitude …