Experimental and applied research on similar materials to granular mixtures for solid-liquid coupling model test of an underwater tunnel

W Zan, J Lai, W Zhang, Q Yang, Y Qin, X Su - Construction and Building …, 2024‏ - Elsevier
To study the response characteristics of seepage and stress fields induced by underwater
shield tunnelling in granular mixtures, similar materials suitable for similar simulation …

[HTML][HTML] Application of wave equation theory to improve dynamic cone penetration test for shallow soil characterisation

MAB Navarrete, P Breul, R Gourvès - Journal of Rock Mechanics and …, 2022‏ - Elsevier
Among the geotechnical in situ tests, the dynamic penetration test (DPT) is commonly used
around the world. However, DPT remains a rough technique and provides only one failure …

Pile penetration in crushable soils: Insights from micromechanical modelling

M Ciantia, C O'sullivan… - … European Conference on …, 2019‏ - discovery.dundee.ac.uk
A 3D discrete element model (DEM) was used to simulate calibration chamber experiments
of a cone shaped tip pile penetrating into crushable granular media. Both monotonic and …

Standard penetration testing in a virtual calibration chamber

N Zhang, M Arroyo, MO Ciantia, A Gens… - Computers and …, 2019‏ - Elsevier
The virtual calibration chamber technique, based on the discrete element method, is here
applied to study the standard penetration test (SPT). A macro-element approach is used to …

Investigation of the penetration characteristics of snake skin-inspired pile using DEM

W Zhong, H Liu, Q Wang, W Zhang, Y Li, X Ding… - Acta geotechnica, 2021‏ - Springer
Snake can perfectly utilize its scales to move. Inspired by the snake scales, this study
investigated the characteristics of the snake skin-inspired pile penetration process. Six kinds …

[HTML][HTML] Advances in projectile penetration mechanism in soil media

M Ahmed, S AlQadhi, J Mallick, MN Desmukh… - Applied Sciences, 2020‏ - mdpi.com
The penetration to geological shield occurs in many situations at various velocities and
scales, for example, meteor-cratering, pile driving, falling of objects from high-rise building …

Impact and penetration of cylindrical bodies into dry and water-saturated sand

АМ Bragov, VV Balandin, LА Igumnov, VL Коtov… - International Journal of …, 2018‏ - Elsevier
New results of the experimental-theoretical and numerical analysis of the dynamic behavior
of dry and water-saturated sand, impacted and penetrated by cylindrical strikers at the …

[HTML][HTML] DEM analysis of crushing evolution in cemented granular materials during pile penetration

MA Benmebarek, MM Rad - Computers and Geotechnics, 2023‏ - Elsevier
The present study demonstrates that the 3D discrete-element method provides a practical
model approach to visualize the cemented grain crushing evolution under pile penetration …

[HTML][HTML] Influence of particle contact models on soil response of poorly graded sand during cavity expansion in discrete element simulation

Y Dong, B Fatahi, H Khabbaz, H Zhang - Journal of Rock Mechanics and …, 2018‏ - Elsevier
The discrete element method (DEM) has been extensively adopted to investigate many
complex geotechnical related problems due to its capability to incorporate the discontinuous …

Influence of particle size on vertical plate penetration into dense cohesionless granular materials (large-scale DEM simulation using real particle size)

S Miyai, M Kobayakawa, T Tsuji, T Tanaka - Granular Matter, 2019‏ - Springer
The influence of the particle size on the vertical plate penetration into dense cohesionless
granular materials was numerically investigated. Simulations were performed in quasi-two …