Direct 0D‐3D coupling of a lattice Boltzmann methodology for fluid–structure aortic flow simulations
Sign Up to like & getrecommendations! Published in 2023 at "International Journal for Numerical Methods in Biomedical Engineering"
DOI: 10.1002/cnm.3683
Abstract: This work introduces a numerical approach and implementation for the direct coupling of arbitrary complex ordinary differential equation‐ (ODE‐)governed zero‐dimensional (0D) boundary conditions to three‐dimensional (3D) lattice Boltzmann‐based fluid–structure systems for hemodynamics studies. In particular,… read more here.
Keywords: methodology; fluid structure; direct coupling; lattice boltzmann ... See more keywords
Radial basis function interpolation supplemented lattice boltzmann method for electroosmotic flows in microchannel.
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DOI: 10.1002/elps.202100155
Abstract: Large gradients of physical variables near the channel walls are characteristic of EOF. The previous numerical simulations of EOFs with the lattice Boltzmann method (LBM) utilize uniform lattice and are not efficient, especially when the… read more here.
Keywords: radial basis; basis function; boltzmann method; lattice boltzmann ... See more keywords
An analysis of organism lifelines in an industrial bioreactor using Lattice‐Boltzmann CFD
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DOI: 10.1002/elsc.202100159
Abstract: Euler‐Lagrange CFD simulations, where the biotic phase is represented by computational particles (parcels), provide information on environmental gradients inside bioreactors from the microbial perspective. Such information is highly relevant for reactor scale‐down and process optimization.… read more here.
Keywords: organism lifelines; industrial bioreactor; lattice boltzmann; cfd ... See more keywords
On the immersed boundary‐lattice Boltzmann simulations of incompressible flows with freely moving objects
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DOI: 10.1002/fld.4270
Abstract: Summary For simulating freely moving problems, conventional immersed boundary-lattice Boltzmann methods encounter two major difficulties of an extremely large flow domain and the incompressible limit. To remove these two difficulties, this work proposes an immersed… read more here.
Keywords: flows freely; boundary lattice; lattice boltzmann; freely moving ... See more keywords
Multistep lattice Boltzmann methods: Theory and applications
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DOI: 10.1002/fld.4716
Abstract: This paper presents a framework for incorporating arbitrary implicit multistep schemes into the lattice Boltzmann method. While the temporal discretization of the lattice Boltzmann equation is usually derived using a second‐order trapezoidal rule, it appears… read more here.
Keywords: multistep methods; order; lattice boltzmann; multistep lattice ... See more keywords
Simplified lattice Boltzmann method for non‐Newtonian power‐law fluid flows
Sign Up to like & getrecommendations! Published in 2019 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4771
Abstract: Correspondence Chang Shu, Department of Mechanical Engineering, National University of Singapore, 10 Kent Ridge Crescent, Singapore 119260. Email: [email protected] Summary In this paper, we present a simplified lattice Boltzmann method for non-Newtonian power-law fluid flows.… read more here.
Keywords: lattice boltzmann; non newtonian; power law; method ... See more keywords
On numerical diffusion of simplified lattice Boltzmann method
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DOI: 10.1002/fld.4823
Abstract: In this article, we analyze the numerical diffusion in the recently developed simplified lattice Boltzmann method (SLBM) and propose amending strategies towards lower numerical diffusion. It is noted that, in the original SLBM, the intermediate… read more here.
Keywords: lattice boltzmann; boltzmann method; diffusion; simplified lattice ... See more keywords
A highly accurate GPU Lattice Boltzmann method with directional interpolation for the probability distribution functions
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DOI: 10.1002/fld.4848
Abstract: In this article, a highly accurate and graphics processing unit (GPU)‐accelerated Lattice Boltzmann Method (LBM) is presented. The methodology is derived from a combination of conventional and recent LBM algorithms, mainly focusing on reducing the… read more here.
Keywords: lattice boltzmann; methodology; boltzmann method; highly accurate ... See more keywords
Intercomparison of boundary schemes in Lattice Boltzmann method for flow simulation in porous media
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DOI: 10.1002/fld.4858
Abstract: The Lattice Boltzmann method has been widely adopted to simulate flow in porous media. The choice of appropriate boundary schemes is essential to achieve simulation accuracy; however, the criteria for the most suitable boundary treatment… read more here.
Keywords: boltzmann method; lattice boltzmann; simulation; porous media ... See more keywords
Meshfree lattice Boltzmann flux solver for compressible inviscid flows
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DOI: 10.1002/fld.4933
Abstract: In this work, a meshfree Lattice Boltzmann Flux Solver (LBFS) is proposed to resolve compressible flow problems based on scattered points without mesh connections. The new method employs the Least Square‐based Finite Difference (LSFD) scheme… read more here.
Keywords: lattice boltzmann; lattice; meshfree lattice; boltzmann flux ... See more keywords
Fluid–fluid interactions in pseudopotential lattice Boltzmann models: Effects of model schemes and fluid properties
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DOI: 10.1002/fld.4943
Abstract: This article demonstrates the characteristics of interparticle forces and forcing schemes in pseudopotential lattice Boltzmann simulations. The Yuan–Schaefer (YS), multipseudopotential interaction (MPI), and piecewise linear methods are examined as techniques of equation of state (EOS)… read more here.
Keywords: density ratio; pseudopotential lattice; lattice boltzmann;