Leon Chan

Asymmetric wakes in flows past circular cylinders confined in channels

Wilson Lu, Daniah Aljubaili, Tony Zahtila, Leon Chan, Andrew Ooi

Journal article  |  2023  |  JOURNAL OF FLUID MECHANICS

In this paper, we investigate the flow past a circular cylinder confined in a channel at a blockage ratio of β = 0.7 (the ratio of..

Particle transport in a turbulent pipe flow: direct numerical simulations, phenomenological modelling and physical mechanisms

T Zahtila, L Chan, A Ooi, J Philip

Journal article  |  2023  |  JOURNAL OF FLUID MECHANICS

In particle-laden turbulent wall flows, transport of particles towards solid walls is phenomenologically thought to be governed by..

A systematic study of the grid requirements for a spectral element method solver

T Zahtila, W Lu, L Chan, A Ooi

Journal article  |  2023  |  Computers and Fluids

In this paper, direct numerical simulation of fully developed turbulent channel flow is carried out at low Reynolds number, Reτ=18..

Turbulent flow over a cylinder confined in a channel at Re = 3,900

A Ooi, W Lu, L Chan, Y Cao, J Leontini, A Skvortsov

Journal article  |  2022  |  International Journal of Heat and Fluid Flow

This paper presents data from numerical simulation of the flow over a cylinder confined in a channel at Reynolds number of 3,900. ..

Flow over a confined mounted fence at low and moderate Reynolds number: A numerical study

L Chan, A Skvortsov, A Ooi

Journal article  |  2022  |  INTERNATIONAL JOURNAL OF HEAT AND FLUID FLOW

Direct numerical simulations of a flow over a wall mounted fence confined by two parallel walls were conducted at low and transiti..

Numerical investigations of the wake behind a confined flat plate

D Aljubaili, L Chan, W Lu, A Ooi

Journal article  |  2022  |  INTERNATIONAL JOURNAL OF HEAT AND FLUID FLOW

The two-dimensional flow around a confined flat plate is simulated with the spectral element code, Nek5000. Direct numerical simul..

Designing vortices in pipe flow with topography-driven Langmuir circulation

Simen A Ellingsen, Andreas H Akselsen, Leon Chan

Journal article  |  2021  |  JOURNAL OF FLUID MECHANICS

We present direct numerical simulation of a mechanism for creating longitudinal vortices in pipe flow, compared with a model theor..

Transport of particles in a turbulent rough-wall pipe flow

L Chan, T Zahtila, A Ooi, J Philip

Journal article  |  2021  |  Journal of Fluid Mechanics

Dense, small particles suspended in turbulent smooth-wall flow are known to migrate towards the wall. It is, however, not clear if..

Turbulent Flow Over a Confined Cylinder at Re=3,900

Andrew Ooi, Leon Chan, Wilson Lu, Yicheng Cao, Jimmy Philip, Justin Leontini, Alex Skvortsov

Conference Proceedings  |  2020  |  Australasian Fluid Mechanics Conference (AFMC)

Numerical Simulations of the Flow around a Confined Flat Plate at low Reynolds numbers

Daniah Saleh H Aljubaili, Leon Chan, Andrew Ooi

Conference Proceedings  |  2020  |  Australasian Fluid Mechanics Conference (AFMC)