Conversely, the diffusive SPH scheme always shows a good match with the analytical free surface solution and, moreover, gives a pressure field which is less ...

Oct 22, 2024 · Freesurface flows solved by means of SPH schemes with numerical diffusive terms. March 2010; Computer Physics Communications 181(3):532-549.

Further, proper diffusive terms have been added to both the continuity and internal energy equations in order to remove the spurious high-frequency oscillations ...

Moreover, the diffusive terms allows reducing the high frequency numerical acoustic noise and smoothing the pressure field. Finally, an enhanced formulation for ...

Mar 19, 2024 · Viscous flow past a cylinder close to a free surface: Benchmarks with steady, periodic and metastable responses, solved by meshfree and mesh- ...

This paper assesses some recent trends in the novel numerical meshless method smoothed particle hydrodynamics, with particular focus on its potential use in ...

A discussion on the use of numerical diffusive terms in SPH models is proposed. Such terms are, generally, added in the continuity equation, in order to ...

Sep 15, 2014 · Smoothed Particle Hydrodynamics (SPH) is a meshfree, Lagrangian particle method for modeling a free surface flow phenomenon such as dam break.

This work concerns the development of a meshfree semi-implicit numerical scheme based on the Smoothed Particle Hydrodynamics (SPH) method, here applied to free ...

Oct 4, 2023 · The aim is the development of a high-order weakly compressible SPH scheme to solve free-surface flows, free from tensile instability, and ...