[HTML][HTML] Development of free-field and compliant base SPH boundary conditions for large deformation seismic response analysis of geomechanics problems

TN Hoang, HH Bui, TT Nguyen, TV Nguyen… - Computer Methods in …, 2024 - Elsevier
Earthquake-induced geohazards are natural disasters that have the potential to cause
severe damage to infrastructure and endanger human lives. To mitigate these natural …

[图书][B] Fundamentals of computational geoscience: numerical methods and algorithms

C Zhao, BE Hobbs, A Ord - 2009 - books.google.com
Geoscience is a fundamental natural science discipline dealing with the origin, evolutionary
history and behaviour of the planet Earth. As a result of its complicated and complex nature …

Numerical simulations for large deformation of granular materials using smoothed particle hydrodynamics method

W Chen, T Qiu - International Journal of Geomechanics, 2012 - ascelibrary.org
Application of the smoothed particle hydrodynamics (SPH) method to the simulation of
granular materials under large deformation is presented. The Drucker–Prager constitutive …

An enriched finite element algorithm for numerical computation of contact friction problems

AR Khoei, M Nikbakht - International Journal of Mechanical Sciences, 2007 - Elsevier
In this paper, the extended finite element method (XFEM) is employed to model the
presence of discontinuities caused by frictional contact. The method is used in modeling …

Powder compaction modelling via the discrete and finite element method

RS Ransing, DT Gethin, AR Khoei, P Mosbah… - Materials & Design, 2000 - Elsevier
A discrete and continuum modelling approach to powder compaction is presented and
discussed. The work demonstrates the ability of the discrete method to capture the …

Consistent tangent matrices for substepping schemes

A Pérez-Foguet, A Rodrı́guez-Ferran… - Computer methods in …, 2001 - Elsevier
A very simple and general expression of the consistent tangent matrix for substepping time-
integration schemes is presented. If needed, the derivatives required for the computation of …

Thermo‐hydro‐mechanical modeling of fracturing porous media with two‐phase fluid flow using X‐FEM technique

AR Khoei, SMS Mortazavi - International Journal for Numerical …, 2020 - Wiley Online Library
In this paper, a fully coupled thermo‐hydro‐mechanical model is presented for two‐phase
fluid flow and heat transfer in fractured/fracturing porous media using the extended finite …

[PDF][PDF] A review on the discrete element modeling of dynamic laboratory tests for liquefaction assessment

A Manne, N Satyam - Electronic Journal of Geotechnical …, 2015 - web2py.iiit.ac.in
The purpose of this review paper is to present different techniques used in geotechnics for
numerical modeling, recent advances and laboratory testing and gap areas in numerical …

Block preconditioning for fault/fracture mechanics saddle-point problems

A Franceschini, N Castelletto, M Ferronato - Computer Methods in Applied …, 2019 - Elsevier
The efficient simulation of fault and fracture mechanics is a key issue in several applications
and is attracting a growing interest by the scientific community. Using a formulation based on …

A plasticity model for metal powder forming processes

RW Lewis, AR Khoei - International Journal of Plasticity, 2001 - Elsevier
In this paper, a double-surface plasticity model, based on a combination of a convex yield
surface consisting of a failure envelope, such as a Mohr–Coulomb yield surface and, a …