We investigate the main challenges to prediction of turbulent external flows of practical interest with Reynolds-Averaged Navier–Stokes equations (RANS) and Scale-Resolving …
Abstract This study employs Partially-Averaged Navier-Stokes (PANS) equations to simulate the flow around a smooth circular cylinder at Reynolds number 3900. It intends to evaluate …
W Wu, Y Min, X Han, Y Ma, Z Yan, X Deng - Aerospace Science and …, 2023 - Elsevier
Accurate prediction of high Reynolds number wall-bounded flows is a challenge for turbulence modeling and numerical discretization. Moreover, complex engineering …
U, V, W= velocity, m∕ s uτ= friction velocity, m∕ sx, y, z= Cartesian coordinate directions y= nondimensional wall distance β= model constant β1= model constant β2= model constant …
The flow around a circular cylinder at Reynolds number of 1.4× 10 5 is examined with Reynolds-Averaged Navier–Stokes equations (RANS) and Scale-Resolving Simulation …
D Xia, M Lei, W Chen, Y Shi - Ocean Engineering, 2022 - Elsevier
This paper aims to explore the standing-and-hovering (SAH) behavior of dolphins on the water surface and to reveal its hydrodynamic mechanism through numerical simulations. A …
Z Xia, H Zhang, X Han, Z Ren - Physics of Fluids, 2023 - pubs.aip.org
The self-adaptive turbulence eddy simulation (SATES) is employed to investigate the lean premixed methane/air turbulent flame in a single-nozzle model gas turbine combustor, in …
Z Xia, X Han, J Mao - Aiaa Journal, 2020 - arc.aiaa.org
Strongly swirling flow is widely encountered in engineering applications. However, accurate prediction of the flow is still challenging for turbulence modeling. The present study reports …
O Xie, J Yao, X Fan, C Shen, C Zhang - Ocean Engineering, 2022 - Elsevier
This paper aims to investigate the hydrodynamics of a three-dimensional (3-D) flapping caudal fin in ground effect by using numerical simulation and experimental test. Three types …