A multi-layer SPH method for generic water–soil dynamic coupling problems. Part I: Revisit, theory, and validation

C Zhu, C Peng, W Wu, C Wang - Computer Methods in Applied Mechanics …, 2022‏ - Elsevier
In this work, a three-dimensional multi-layer SPH method is presented for generic water–soil
dynamic coupling problems. Based on the mixture theory, two mathematical models using …

Multiphase SPH modeling of free surface flow in porous media with variable porosity

C Peng, G Xu, W Wu, H Yu, C Wang - Computers and Geotechnics, 2017‏ - Elsevier
This paper presents a numerical model for simulating free surface flow in porous media with
spatially varying porosity. The governing equations are based on the mixture theory. The …

A finite element method integrated with Terzaghi's principle to estimate settlement of a building due to tunnel construction

CA Rodríguez, ÁM Rodríguez-Pérez, R López… - Buildings, 2023‏ - mdpi.com
This study presents the application of the finite element method integrated with Terzaghi's
principle. The definition of a model in oedometric or confinement conditions for settlement …

[HTML][HTML] Mixed material point method formulation, stabilization, and validation for a unified analysis of free-surface and seepage flow

B Chandra, R Hashimoto, K Kamrin, K Soga - Journal of Computational …, 2024‏ - Elsevier
This paper presents a novel stabilized mixed material point method (MPM) designed for the
unified modeling of free-surface and seepage flow. The unified formulation integrates the …

Numerical simulation of landslide-generated waves using a SPH-DEM coupling model

S Bu, D Li, S Chen, C **ao, Y Li - Ocean Engineering, 2022‏ - Elsevier
Landslide-generated waves are natural disasters that have raised the attention and
concerns of researchers and engineers during the past decades. Since landslide-generated …

ISPH simulation of impact flow of circular cylinder over free surface porous media

F Awad, Z Raizah, AM Aly - Journal of the Brazilian Society of Mechanical …, 2023‏ - Springer
This work adopts the ISPH method for handling the impact flow of a circular cylinder over a
free surface flow saturated by the porous media. The novelty of this work is simulating the …

Two-phase two-layer SNS-PFEM for hydromechanical geotechnical large deformation problems

YF **, ZY Yin, XW Zhou - Computer Methods in Applied Mechanics and …, 2024‏ - Elsevier
A two-phase one-layer stabilised node-based strain-smoothing Particle Finite Element
Method (SNS-PFEM) was previously proposed, but it lacked the capability to simulate water …

Interface velocity correction for improving resolved CFD-DEM simulation of two-phase flow in densely packed granular media

Z Shen, W Wang, G Wang, D Huang, F ** - Computers and Geotechnics, 2024‏ - Elsevier
Abstract The resolved Computational Fluid Dynamics-Discrete Element Method (CFD-DEM)
has been an emerging technique for simulating two-phase flow in porous media. However …

[PDF][PDF] An enhanced incompressible SPH method for simulation of fluid flow interactions with saturated/unsaturated porous media of variable porosity

Y Shimizu, A Khayyer, H Gotoh - Ocean Systems Engineering, 2022‏ - researchgate.net
A refined projection-based purely Lagrangian meshfree method is presented towards
reliable numerical analysis of fluid flow interactions with saturated/unsaturated porous …

[HTML][HTML] Validity of the quasi-2d optimal variable density lattice for effective liquid cooling based on darcy–forchheimer theory

A Takezawa, K Matsui, S Murakoshi… - Thermal Science and …, 2024‏ - Elsevier
In this study, we investigate the validity of variable-lattice-density optimization based on the
Darcy–Forchheimer theory for an effective liquid-cooling quasi-2D structure including …