Temporal large eddy simulation with lattice Boltzmann methods

S Simonis, D Oberle, M Gaedtke, P Jenny… - Journal of Computational …, 2022 - Elsevier
We provide a first investigation of using lattice Boltzmann methods (LBM) for temporal large
eddy simulation (TLES). The temporal direct deconvolution model (TDDM) is injected as a …

On the use of LES and 3D empirical mode decomposition for analyzing cycle-to-cycle variations of in-cylinder tumbling flow

Z Ding, K Truffin, S Jay, M Schmidt, F Foucher… - Flow, Turbulence and …, 2023 - Springer
Multi-cycle large-eddy simulation (LES) is performed to investigate cycle-to-cycle variations
(CCV) of in-cylinder flow in a single-cylinder spark ignition optically-accessible research …

Linear and brute force stability of orthogonal moment multiple-relaxation-time lattice Boltzmann methods applied to homogeneous isotropic turbulence

S Simonis, M Haussmann… - … of the Royal …, 2021 - royalsocietypublishing.org
Multiple-relaxation-time (MRT) lattice Boltzmann methods (LBM) based on orthogonal
moments exhibit lattice Mach number dependent instabilities in diffusive scaling. The …

A comprehensive framework for robust hybrid RANS/LES simulations of wall-bounded flows in LBM

J Husson, M Terracol, S Deck, T Le Garrec - Journal of Computational …, 2024 - Elsevier
The present paper focuses on lattice Boltzmann method (LBM) simulations of turbulent flows
in combination with a Zonal Detached Eddy Simulation (ZDES) approach, specifically its …

Consistent lattice Boltzmann methods for the volume averaged Navier–Stokes equations

F Bukreev, S Simonis, A Kummerländer… - Journal of …, 2023 - Elsevier
We derive a novel lattice Boltzmann scheme, which uses a pressure correction forcing term
for approximating the volume averaged Navier–Stokes equations (VANSE) in up to three …

Improved wall model treatment for aerodynamic flows in LBM

J Degrigny, SG Cai, JF Boussuge, P Sagaut - Computers & Fluids, 2021 - Elsevier
The article deals with an improved treatment of wall models for the simulation of turbulent
flows in the framework of Immersed Wall Boundaries on Cartesian grids. The emphasis is …

Numerical evaluation of thermal comfort using a large eddy lattice Boltzmann method

M Siodlaczek, M Gaedtke, S Simonis… - Building and …, 2021 - Elsevier
Detailed numerical analyses of temperature and air velocity distributions are relevant to
assess thermal comfort in a wide range of applications. Until now mainly simulations based …

Implicit propagation of directly addressed grids in lattice Boltzmann methods

A Kummerländer, M Dorn, M Frank… - Concurrency and …, 2023 - Wiley Online Library
Lattice Boltzmann methods (LBM) are well suited to highly parallel computational fluid
dynamics simulations due to their separability into a perfectly parallel collision step and a …

[HTML][HTML] Wall-modeled lattice Boltzmann large-eddy simulation of neutral atmospheric boundary layers

H Asmuth, CF Janßen, H Olivares-Espinosa… - Physics of fluids, 2021 - pubs.aip.org
The lattice Boltzmann method (LBM) sees a growing popularity in the field of atmospheric
sciences and wind energy, largely due to its excellent computational performance. Still, LBM …

[PDF][PDF] Lattice Boltzmann Methods for Partial Differential Equations

S Simonis - 2023 - core.ac.uk
Lattice Boltzmann methods provide a robust and highly scalable numerical technique in
modern computational fluid dynamics. Besides the discretization procedure, the relaxation …