Continuous data assimilation of large eddy simulation by lattice Boltzmann method and local ensemble transform Kalman filter (LBM-LETKF)
Y Hasegawa, N Onodera, Y Asahi, T Ina… - Fluid Dynamics …, 2023 - iopscience.iop.org
We investigate the applicability of the data assimilation (DA) to large eddy simulations based
on the lattice Boltzmann method (LBM). We carry out the observing system simulation …
on the lattice Boltzmann method (LBM). We carry out the observing system simulation …
GPU optimization of lattice Boltzmann method with local ensemble transform Kalman filter
Y Hasegawa, T Imamura, T Ina… - 2022 IEEE/ACM …, 2022 - ieeexplore.ieee.org
The ensemble data assimilation of computational fluid dynamics simulations based on the
lattice Boltzmann method (LBM) and the local ensemble transform Kalman filter (LETKF) is …
lattice Boltzmann method (LBM) and the local ensemble transform Kalman filter (LETKF) is …
Towards wall-adaption of turbulence models within the lattice Boltzmann framework
P Nathen, D Gaudlitz, NA Adams - … International Symposium on …, 2015 - dl.begellhouse.com
This paper presents the development towards wall adaptive explicit filters for the simulation
of turbulent wall bounded flows in the framework of the lattice Boltzmann method (LBM) …
of turbulent wall bounded flows in the framework of the lattice Boltzmann method (LBM) …
Comparisons of different implementations of turbulence modelling in lattice Boltzmann method
In this paper, we present an alternative approach for the turbulence modelling in the single-
relaxation-time lattice Boltzmann method (LBM) framework by treating the turbulence term …
relaxation-time lattice Boltzmann method (LBM) framework by treating the turbulence term …
Adaptive filtering for the simulation of turbulent flows with lattice Boltzmann methods
This paper presents an extension of a Large Eddy Simulation based approach in the
framework of Lattice Boltzmann Methods. An extended filter technique is introduced based …
framework of Lattice Boltzmann Methods. An extended filter technique is introduced based …
Lattice Boltzmann model for three-dimensional decaying homogeneous isotropic turbulence
We implement a lattice Boltzmann method (LBM) for decaying homogeneous isotropic
turbulence based on an analogous Galerkin filter and focus on the fundamental statistical …
turbulence based on an analogous Galerkin filter and focus on the fundamental statistical …
Evaluating the lattice Boltzmann method for large eddy simulation with dynamic sub-grid scale models
C Gkoudesnes, R Deiterding - 2019 - eprints.soton.ac.uk
In this paper, we verify the newly implemented Large Eddy Simulation (LES) models, namely
the Dynamic SMAgorinsky (DSMA) and the Wall-Adapting Local Eddy-viscosity (WALE) in …
the Dynamic SMAgorinsky (DSMA) and the Wall-Adapting Local Eddy-viscosity (WALE) in …
Synthetic turbulence generator for lattice Boltzmann method at the interface between RANS and LES
The paper presents a synthetic turbulence generator (STG) for the lattice Boltzmann method
(LBM) at the interface of the Reynolds averaged Navier–Stokes (RANS) equations and the …
(LBM) at the interface of the Reynolds averaged Navier–Stokes (RANS) equations and the …
Lattice Boltzmann method for direct numerical simulation of turbulent flows
SS Chikatamarla, CE Frouzakis, IV Karlin… - Journal of fluid …, 2010 - cambridge.org
We present three-dimensional direct numerical simulations (DNS) of the Kida vortex flow, a
prototypical turbulent flow, using a novel high-order lattice Boltzmann (LB) model. Extensive …
prototypical turbulent flow, using a novel high-order lattice Boltzmann (LB) model. Extensive …
Direct and large-eddy simulation of decaying and forced isotropic turbulence using lattice Boltzmann method
J Orphee, A Gungor, M Sanchez-Rocha… - 36th AIAA Fluid …, 2006 - arc.aiaa.org
The capability of the lattice Boltzmann method to simulate turbulent flows using direct and
large eddy simulations is explored by performing decaying and forced isotropic turbulence …
large eddy simulations is explored by performing decaying and forced isotropic turbulence …