Two-phase PFEM with stable nodal integration for large deformation hydromechanical coupled geotechnical problems

YF Jin, ZY Yin - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
The node-based strain smoothed particle finite element method (NS-PFEM) has a high level
of computational efficiency. However, it has not yet been extended to hydromechanical …

Dynamic analysis of large deformation problems in saturated porous media by smoothed particle finite element method

WH Yuan, JX Zhu, K Liu, W Zhang, BB Dai… - Computer Methods in …, 2022 - Elsevier
This study presents a new formulation of smoothed particle finite element method (SPFEM)
for dynamic problems in two-phase saturated porous media. A node integration method is …

A stable node-based smoothed PFEM for solving geotechnical large deformation 2D problems

YF Jin, ZY Yin, XW Zhou, FT Liu - Computer Methods in Applied Mechanics …, 2021 - Elsevier
The strain smoothed nodal integration particle finite element method (NS-PFEM) has a high
level of computational efficiency. However, it suffers from the 'overly soft'problem. This study …

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

YF Jin, 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 …

A novel coupled NS‐PFEM with stable nodal integration and polynomial pressure projection for geotechnical problems

ZY Wang, YF Jin, ZY Yin… - International Journal for …, 2022 - Wiley Online Library
The node‐based smoothed particle finite element method (NS‐PFEM) offers high
computational efficiency but is numerically unstable due to possible spurious low‐energy …

Three-dimensional face stability analysis of rock tunnels excavated in Hoek-Brown media with a novel multi-cone mechanism

J Zhong, C Hou, X Yang - Computers and Geotechnics, 2023 - Elsevier
In order to give a more accurate prediction of the required face pressure, this work revisits
the three-dimensional (3D) face stability problems of rock tunnels excavated in Hoek-Brown …

Particle node-based smoothed point interpolation method with stress regularisation for large deformation problems in geomechanics

A Shafee, A Khoshghalb - Computers and Geotechnics, 2022 - Elsevier
In this study, a new numerical scheme is developed for modelling large deformation
problems in geomechanics. The approach is based on employing the node based smoothed …

An improved node-based smoothed point interpolation method for coupled hydro-mechanical problems in geomechanics

A Shafee, A Khoshghalb - Computers and Geotechnics, 2021 - Elsevier
An improved version of the node-based smoothed point interpolation methods (NSPIMs) is
proposed for coupled hydro-mechanical problems of geotechnical engineering. In the …

[HTML][HTML] The use of the node-based smoothed finite element method to estimate static and seismic bearing capacities of shallow strip footings

HC Nguyen, T Vo-Minh - Journal of Rock Mechanics and Geotechnical …, 2022 - Elsevier
The node-based smoothed finite element method (NS-FEM) is shortly presented for
calculations of the static and seismic bearing capacities of shallow strip footings. A series of …

Improved SNS-PFEM framework with dual mortar method to model geotechnical large deformation contact problems

H Fang, ZY Yin, M Peng, D Zhang - Computer Methods in Applied …, 2023 - Elsevier
This work proposes an improved stable node-based strain smoothing particle finite element
method (SNS-PFEM) with the dual mortar method to model the geotechnical large …