Numerical study on the hydrodynamic properties of bentonite slurries with Herschel-Bulkley-Papanastasiou rheology model

Z Wang, W Guo, W Ding, K Liu, W Qin, C Wang… - Powder Technology, 2023 - Elsevier
During the construction of slurry shield tunnels, bentonite slurries play a significant part in
maintaining excavation face stability where suitable slurries infiltrate into the stratum to form …

Assessing the effectiveness of landslide slope stability by analysing structural mitigation measures and community risk perception

ASMM Kamal, F Hossain, B Ahmed, MZ Rahman… - Natural Hazards, 2023 - Springer
Rainfall-induced landslides seriously threaten hilly environments, leading local authorities to
implement various mitigation measures to decrease disaster risk. However, there is a …

Hydro-mechanical simulations aid demand-oriented design of slit dams for controlling debris flows, debris avalanches and rock avalanches

Y Kong, M Guan - Engineering Geology, 2023 - Elsevier
Slit dams are widely used for managing multiphase geophysical flows with diverse
objectives. However, quantitatively linking dam configurations and flow properties to design …

Influence of rheological parameters on cement slurry penetration characteristics of novel oscillating grouting technology

L Tang, Z Wang, X Zhang, X Chen, J Luo… - Construction and Building …, 2023 - Elsevier
Traditional grouting techniques are primarily based on stable-pressure grouting, with slurry
penetration performance limited. Research on the penetration behavior of pulsating slurry is …

Topography-based and vectorized algorithm for extracting physical quantities in 3D-SPH form and its application in debris-flow entrainment modeling

B Su, Y Li, Z Han, Y Ma, W Wang, B Ruan, W Guo… - Engineering …, 2024 - Elsevier
Extraction of physical quantities such as flow depth and velocities, is one of the major
purposes of geophysical flow numerical modeling and critical for estimating consequent …

Dynamic process simulation of the **aogangjian rockslide occurred in shattered mountain based on 3DEC and DFN

B Liu, K He, M Han, X Hu, T Wu, M Wu, G Ma - Computers and Geotechnics, 2021 - Elsevier
This study presents the initiation and kinetics characteristics of the **aogangjian (XGJ)
rockslide failure via three-dimensional (3D) discrete element method (DEM) simulations …

3D-SPH-DEM coupling simulation for the large deformation failure process of check dams under debris flow impact incorporating the nonlinear collision-constraint …

Z Han, W **e, F Yang, Y Li, J Huang, C Li… - … Analysis with Boundary …, 2024 - Elsevier
Computational analysis of debris flow dynamics and its impact on structures, including check
dams, is a long-standing problem for hazard prevention. It's a complex issue involving two …

Frictional rheology-based 3D SPH numerical method for simulating landslide dynamics of granular flow type

Z Han, C Li, H Yan, W **e, H Ding, Y Li… - Bulletin of Engineering …, 2024 - Springer
Granular-flow type landslides are a prevalent and intricate natural hazard that necessitates
an appropriate numerical simulation method and a reasonable rheological model to …

[HTML][HTML] A phase-change approach to landslide simulations: Coupling finite strain elastoplastic TLSPH with non-Newtonian IISPH

DS Morikawa, M Asai - Computers and Geotechnics, 2022 - Elsevier
The present work shows a novel phase-change concept for simulating landslides using the
smoothed particles hydrodynamics (SPH) method. The idea is to initiate the simulation of a …

[HTML][HTML] Modelling of debris flow-boulder-barrier interactions using the Coupled Eulerian Lagrangian method

S Sha, AP Dyson, G Kefayati, A Tolooiyan - Applied Mathematical Modelling, 2024 - Elsevier
The impact load of boulders transported by debris flow is crucial in designing protective
structures constructed along the potential flow paths. In this study, the Coupled Eulerian …