Point cloud generation for meshfree methods: An overview

P Suchde, T Jacquemin, O Davydov - Archives of Computational Methods …, 2023 - Springer
Meshfree methods are becoming an increasingly popular alternative to mesh-based
methods of numerical simulation. The biggest stated advantage of meshfree methods is the …

Investigation of hydrodynamics of water impact and tail slamming of high-speed water entry with a novel immersed boundary method

WT Liu, AM Zhang, XH Miao, FR Ming… - Journal of Fluid …, 2023 - cambridge.org
High-speed water entry is a transient hydrodynamic process that is accompanied by strongly
compressible flow, free surface splash, cavity evolution and other nonlinear hydrodynamic …

An improved model for compressible multiphase flows based on Smoothed Particle Hydrodynamics with enhanced particle regeneration technique

MK Li, AM Zhang, YX Peng, FR Ming - Journal of Computational Physics, 2022 - Elsevier
In the current study, an improved numerical model is proposed in the compressible fields
based on Smoothed Particle Hydrodynamics (SPH), which is comprised of MUSCL …

Prediction of multiphase flows with sharp interfaces using anisotropic mesh optimisation

A Obeysekara, P Salinas, CE Heaney… - … in Engineering Software, 2021 - Elsevier
We propose an integrated, parallelised modelling approach to solve complex multiphase
flow problems with sharp interfaces. This approach is based on a finite-element, double …

Entropically damped artificial compressibility for the discretization corrected particle strength exchange method in incompressible fluid mechanics

A Singh, IF Sbalzarini, A Obeidat - Computers & Fluids, 2023 - Elsevier
We present a consistent mesh-free numerical scheme for solving the incompressible Navier–
Stokes equations. Our method is based on entropically damped artificial compressibility for …

Volume and mass conservation in lagrangian meshfree methods

P Suchde, C Leithäuser, J Kuhnert… - arXiv preprint arXiv …, 2023 - arxiv.org
Meshfree Lagrangian frameworks for free surface flow simulations do not conserve fluid
volume. Meshfree particle methods like SPH are not mimetic, in the sense that discrete mass …

A Shifted Boundary Method for the compressible Euler equations

X Zeng, T Song, G Scovazzi - Journal of Computational Physics, 2025 - Elsevier
Abstract The Shifted Boundary Method (SBM) is applied to compressible Euler flows, with
and without shock discontinuities. The SBM belongs to the class of unfitted (or immersed, or …

[HTML][HTML] A non-boundary-fitted-grid method, based on compact integrated-RBF approximations, for solving differential problems in multiply-connected domains

TTV Le, N Mai-Duy, K Le-Cao, S Bordas, DP Vu… - Journal of …, 2024 - Elsevier
This paper presents a new non-boundary-fitted-grid numerical technique for solving partial
differential equations (PDEs) in multi-hole domains. A multiply-connected domain is …

Simple and reliable boundary detection for meshfree particle methods using interval analysis

M Sandim, A Paiva, LH de Figueiredo - Journal of Computational Physics, 2020 - Elsevier
We present two novel algorithms for detecting boundary particles in 2D and 3D domains that
are suitable for meshfree particle methods in Computational Fluid Dynamics. We combine a …

Integrating discrete sub-grid filters with discretization-corrected particle strength exchange method for high Reynolds number flow simulations

A Obeidat - Physics of Fluids, 2024 - pubs.aip.org
We present a discrete filter for subgrid-scale model, coupled with the discretization corrected
particle strength exchange method, for the simulation of three-dimensional viscous …