Results 21 to 30 of about 910,942 (356)

A unified lattice Boltzmann model and application to multiphase flows

open access: yesPhilosophical Transactions of the Royal Society A, 2021
In this work, we develop a unified lattice Boltzmann model (ULBM) framework that can seamlessly integrate the widely used lattice Boltzmann collision operators, including the Bhatnagar–Gross–Krook or single-relation-time, multiple-relaxation-time ...
K. Luo, L. Fei, Geng‐Chao Wang
semanticscholar   +1 more source

Fluid–Structure Interaction Simulation of a Coriolis Mass Flowmeter Using a Lattice Boltzmann Method

open access: yesFluids, 2021
In this paper, we use a fluid–structure interaction (FSI) approach to simulate a Coriolis mass flowmeter (CMF). The fluid dynamics is calculated by the open-source framework OpenLB, based on the lattice Boltzmann method (LBM). For the structural dynamics
Marc Haussmann   +4 more
doaj   +1 more source

A lattice Boltzmann model for squirmers [PDF]

open access: yesThe Journal of Chemical Physics, 2019
The squirmer is a simple yet instructive model for microswimmers, which employs an effective slip velocity on the surface of a spherical swimmer to describe its self-propulsion. We solve the hydrodynamic flow problem with the lattice Boltzmann (LB) method, which is well-suited for time-dependent problems involving complex boundary conditions ...
Michael Kuron   +4 more
openaire   +5 more sources

Advection–Diffusion Lattice Boltzmann Method With and Without Dynamical Filter

open access: yesFrontiers in Physics, 2022
In multi-component flow and/or thermal flows, when the diffusion coefficient of the advection–diffusion equation is relatively small, the relaxation coefficient in the lattice Boltzmann method will be close to 0.5, which will lead to numerical ...
Zhihong Zhang, Zhiqiang Li, Yunke Wu
doaj   +1 more source

Computational Performance of Disparate Lattice Boltzmann Scenarios under Unsteady Thermal Convection Flow and Heat Transfer Simulation

open access: yesComputation, 2021
The present work highlights the capacity of disparate lattice Boltzmann strategies in simulating natural convection and heat transfer phenomena during the unsteady period of the flow.
Aditya Dewanto Hartono   +3 more
doaj   +1 more source

Renormalization of the lattice Boltzmann hierarchy [PDF]

open access: yesPhysical Review E, 2007
Is it possible to solve Boltzmann-type kinetic equations using only a small number of particles velocities? We introduce a novel techniques of solving kinetic equations with (arbitrarily) large number of particle velocities using only a lattice Boltzmann method on standard, low-symmetry lattices.
Karlin, Iliya V., Ansumali, Santosh
openaire   +5 more sources

Multiphysics flow simulations using D3Q19 lattice Boltzmann methods based on central moments [PDF]

open access: yesThe Physics of Fluids, 2020
In a recent work [A. De Rosis, R. Huang, and C. Coreixas, "Universal formulation of central-moments-based lattice Boltzmann method with external forcing for the simulation of multiphysics phenomena", Phys. Fluids 31, 117102 (2019)], a multiple-relaxation-
Alessandro De Rosis, C. Coreixas
semanticscholar   +1 more source

Analysis of Carleman Linearization of Lattice Boltzmann

open access: yesFluids, 2022
We explore the Carleman linearization of the collision term of the lattice Boltzmann formulation, as a first step towards formulating a quantum lattice Boltzmann algorithm.
Wael Itani, Sauro Succi
doaj   +1 more source

Droplet collision simulation by multi-speed lattice Boltzmann method [PDF]

open access: yes, 2011
Realization of the Shan-Chen multiphase flow lattice Boltzmann model is considered in the framework of the higher-order Galilean invariant lattices.
Kai H. Luo   +8 more
core   +1 more source

Lattice Boltzmann method for direct numerical simulation of turbulent flows [PDF]

open access: yes, 2010
We present three-dimensional numerical simulations (DNS) of the Kida vortex flow, a prototypical turbulent flow, using a novel high-order lattice Boltzmann model.
A. G. TOMBOULIDES   +11 more
core   +1 more source

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