Axisymmetric lattice Boltzmann model for simulation of ternary fluid flows
Sign Up to like & getrecommendations! Published in 2020 at "Acta Mechanica"
DOI: 10.1007/s00707-020-02663-1
Abstract: In this paper, a lattice Boltzmann model based on the phase-field Cahn–Hilliard-based approach is proposed to deal with ternary fluid flows in the axisymmetric coordinate system. The present model can handle both high density and… read more here.
Keywords: ternary fluid; lattice boltzmann; model; boltzmann model ... See more keywords
Axisymmetric lattice Boltzmann model for multiphase flows with large density ratio
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.09.050
Abstract: In this paper, a novel lattice Boltzmann (LB) model based on the Allen-Cahn phase-field theory is proposed for simulating axisymmetric multiphase flows. The most striking feature of the model is that it enables to handle… read more here.
Keywords: lattice boltzmann; density; model; multiphase flows ... See more keywords
Assessment of a double-MRT pseudopotential lattice Boltzmann model for multiphase flow and heat transfer simulations
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Thermal Sciences"
DOI: 10.1016/j.ijthermalsci.2020.106536
Abstract: Abstract In this work, a double-MRT lattice Boltzmann (LB) model for thermal multiphase flow is presented and analyzed. The model is based on a pseudopotential scheme, and introduces a second equation with a non-diagonal relaxation… read more here.
Keywords: multiphase flow; double mrt; model; lattice boltzmann ... See more keywords
Lattice Boltzmann model for shallow water in curvilinear coordinate grid
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydrodynamics"
DOI: 10.1016/s1001-6058(16)60735-7
Abstract: In this study, a multi-relaxation time lattice Boltzmann model for shallow water in a curvilinear coordinate grid is developed using the generalized form of the interpolation supplemented lattice Boltzmann method. The Taylor-Colette flow tests show… read more here.
Keywords: model shallow; water; lattice boltzmann; model ... See more keywords
A mass-conserving multiphase lattice Boltzmann model for simulation of multiphase flows
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Fluids"
DOI: 10.1063/1.5004724
Abstract: In this study, a mass-conserving multiphase lattice Boltzmann (LB) model is proposed for simulating the multiphase flows. The proposed model developed in the present study is to improve the model of Shao et al. [“Free-energy-based… read more here.
Keywords: mass; lattice boltzmann; model; multiphase flows ... See more keywords
Phase-field-based lattice Boltzmann model for liquid-gas-solid flow.
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review E"
DOI: 10.1103/physreve.100.033314
Abstract: Based on phase-field theory, we develop a lattice Boltzmann (LB) model for liquid-gas-solid flow from multiphase and particle dynamics algorithms. A modified bounce-back method is developed for the velocity-based LB approach. A curved boundary treatment… read more here.
Keywords: phase field; lattice boltzmann; boltzmann model; model liquid ... See more keywords
Semi-Lagrangian lattice Boltzmann model for compressible flows on unstructured meshes.
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review E"
DOI: 10.1103/physreve.101.023311
Abstract: Compressible lattice Boltzmann model on standard lattices [M. H. Saadat, F. Bösch, and I. V. Karlin, Phys. Rev. E 99, 013306 (2019).2470-004510.1103/PhysRevE.99.013306] is extended to deal with complex flows on unstructured grid. Semi-Lagrangian propagation [A. Krämer et… read more here.
Keywords: semi lagrangian; lattice boltzmann; model; flows unstructured ... See more keywords
A Unified Lattice Boltzmann Model for Fourth Order Partial Differential Equations with Variable Coefficients
Sign Up to like & getrecommendations! Published in 2022 at "Entropy"
DOI: 10.3390/e24091176
Abstract: In this work, a unified lattice Boltzmann model is proposed for the fourth order partial differential equation with time-dependent variable coefficients, which has the form ut+α(t)(p1(u))x+β(t)(p2(u))xx+γ(t)(p3(u))xxx+η(t)(p4(u))xxxx=0. A compensation function is added to the evolution equation… read more here.
Keywords: unified lattice; partial differential; boltzmann model; lattice boltzmann ... See more keywords