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Metoda rešetkastih Boltzmannovih jednačina×Smoothed Particle Hydrodynamics×
OblastDinamika fluidaDinamika fluida
PorodicaProcess / pipelineProcess / pipeline
Godina nastanka19881977
TvoracGianluigi ZanettiMonaghan John & Lucy Leon
TipKinetic theory-based simulation methodMeshfree particle method
Temeljni izvorMcNamara, G. R., & Zanetti, G. (1988). Use of the Boltzmann equation to simulate lattice-gas automata. Physical Review Letters, 61(20), 2332-2335. DOI ↗Lucy, L. B. (1977). A numerical approach to the testing of the fission hypothesis. The Astronomical Journal, 82(12), 1013-1024. DOI ↗
Drugi naziviLBM, lattice gas automataSPH, particle hydrodynamics
Srodne55
SažetakThe Lattice Boltzmann Method (LBM) is a kinetic theory-based computational approach to fluid dynamics that discretizes the Boltzmann equation on a lattice grid. Developed by McNamara and Zanetti in 1988, LBM computes fluid behavior by tracking the distribution of particle velocities at discrete lattice nodes rather than solving the Navier-Stokes equations directly. This method naturally incorporates complex physics (turbulence, multiphase flows, porous media) and is highly parallelizable, making it increasingly popular for modern computational platforms.Smoothed Particle Hydrodynamics (SPH) is a meshfree particle method for simulating fluid dynamics, developed independently by Lucy in 1977 and Gingold and Monaghan in 1977. Rather than discretizing on a fixed grid, SPH represents fluids as collections of particles that carry mass, momentum, and energy. Each particle interacts with neighbors within a kernel support radius, enabling natural handling of free surfaces, large deformations, and multiphase flows without remeshing. SPH has become indispensable for simulations involving violent flows, impacts, and complex interfaces.
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ScholarGateUporedite metode: Lattice Boltzmann Method · Smoothed Particle Hydrodynamics. Preuzeto 2026-06-19 sa https://scholargate.app/sr/compare