A sharp-interface immersed boundary method for moving objects in compressible viscous flows

F De Vanna, F Picano, E Benini - Computers & Fluids, 2020 - Elsevier
Abstract Sharp-interface Immersed Boundary Methods for moving solids in compressible
viscous flows often exhibit spurious noise propagating from the moving boundary. In …

Sedimentation of elliptical particles using Immersed Boundary–Lattice Boltzmann Method: A complementary repulsive force model

S Karimnejad, AA Delouei, M Nazari… - Journal of Molecular …, 2018 - Elsevier
In the current study, a hybrid direct forcing Immersed Boundary-Lattice Boltzmann Method is
employed to study the geometry and size effects of falling elliptical particles. A developed …

A direct numerical investigation of two-way interactions in a particle-laden turbulent channel flow

C Peng, OM Ayala, LP Wang - Journal of Fluid Mechanics, 2019 - cambridge.org
Understanding the two-way interactions between finite-size solid particles and a wall-
bounded turbulent flow is crucial in a variety of natural and engineering applications …

A comparative study of immersed boundary method and interpolated bounce-back scheme for no-slip boundary treatment in the lattice Boltzmann method: Part I …

C Peng, OM Ayala, LP Wang - Computers & Fluids, 2019 - Elsevier
The interpolated bounce-back schemes and the immersed boundary method are the two
most popular algorithms in treating a no-slip boundary on curved surfaces in the lattice …

[HTML][HTML] On the coupling between wall-modeled LES and immersed boundary method towards applicative compressible flow simulations

F De Vanna, G Baldan, F Picano, E Benini - Computers & Fluids, 2023 - Elsevier
The current work presents an innovative numerical technique for high-Reynolds/high-Mach
number compressible flow simulations in complex configurations. In particular, the research …

A simple and efficient parallel immersed boundary-lattice Boltzmann method for fully resolved simulations of incompressible settling suspensions

M Jiang, J Li, Z Liu - Computers & Fluids, 2022 - Elsevier
This study presents an efficient and parallel fully resolved direct numerical simulation (FR-
DNS) of settling suspensions on multiple CPU cores based on the boundary-thickening …

[HTML][HTML] Fully-resolved prolate spheroids in turbulent channel flows: a lattice Boltzmann study

A Eshghinejadfard, SA Hosseini, D Thévenin - AIP Advances, 2017 - pubs.aip.org
Particles are present in many natural and industrial multiphase flows. In most practical
cases, particle shape is not spherical, leading to additional difficulties for numerical studies …

An efficient four-way coupled lattice Boltzmann–discrete element method for fully resolved simulations of particle-laden flows

C Rettinger, U Rüde - Journal of Computational Physics, 2022 - Elsevier
A four-way coupling scheme for the direct numerical simulation of particle-laden flows is
developed and analyzed. It employs a multiple-relaxation-time lattice Boltzmann method …

Lattice Boltzmann simulation of resolved oblate spheroids in wall turbulence

A Eshghinejadfard, L Zhao, D Thévenin - Journal of Fluid Mechanics, 2018 - cambridge.org
The present study focuses on the behaviour of fully resolved oblate spheroids in turbulent
channel flows using the lattice Boltzmann method (LBM). Mean and maximum drag …

Parameterization of turbulence modulation by finite-size solid particles in forced homogeneous isotropic turbulence

C Peng, Q Sun, LP Wang - Journal of Fluid Mechanics, 2023 - cambridge.org
Turbulence modulation by finite-size particles in homogeneous isotropic turbulence (HIT)
has been investigated numerically and experimentally in many studies, but its controlling …