Centroid aggregation-based boundary detection algorithm in 3D-SPH form for simulating debris-flow dynamics considering boundary frictional effect

W Xie, Y Li, Z Han, H Ding, J Huang, Y Ma, B Su… - Engineering …, 2024 - Elsevier
The computation of boundary frictional interaction between debris-flow and rough channel
beds is crucial for simulating debris-flow dynamic behavior, owing to its impact on the …

[HTML][HTML] Analysis of Debris Flow Protective Barriers Using the Coupled Eulerian Lagrangian Method

S Sha, AP Dyson, G Kefayati, A Tolooiyan - Geosciences, 2024 - mdpi.com
Protective structures play a vital role in mitigating the risks associated with debris flows, yet
assessing their performance poses crucial challenges for their real-world effectiveness. This …

An Equivalent Stiffness Flexible Barrier for Protection Against Boulders Transported by Debris Flow

S Sha, AP Dyson, G Kefayati, A Tolooiyan - International Journal of Civil …, 2024 - Springer
Flexible ring nets exhibit complex nonlinear mechanical behaviour when subjected to static
and dynamic impact loads. This research presents the development of an efficient numerical …

Prediction on the influence scope of potential landslides in waste dumps using combined physical modeling and numerical simulating

X Gan, H Wang, P Chen, Y Song - Environmental Earth Sciences, 2023 - Springer
The assessment the influence scope of potential landslides in waste dumps is important to
guarantee mine safety and determining safety distance for the expansion design of waste …

SPH simulations of non-isothermal viscoplastic free-surface flows incorporating Herschel-Bulkley-Papanastasiou model

X Xu, W Yu - Computers & Fluids, 2025 - Elsevier
In this paper, an improved smoothed particle hydrodynamics (SPH) method is employed to
accurately simulate non-isothermal viscoplastic free surface flows, wherein the viscoplastic …

[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 …

Dynamics of debris flow-induced impacting onto rigid barrier with material source erosion-entrainment process

B Li, Y Fang, Y Li, C Zhu - Frontiers in Earth Science, 2023 - frontiersin.org
The dynamics of debris flow impact considering the material source erosion-entrainment
process is analyzed using a coupled SPH-DEM-FEM method. A complex coupled dynamic …

[HTML][HTML] Evaluating the Performance of Protective Barriers against Debris Flows Using Coupled Eulerian Lagrangian and Finite Element Analyses

S Sha, AP Dyson, G Kefayati, A Tolooiyan - Sustainability, 2024 - mdpi.com
Protective structures are critical in mitigating the dangers posed by debris flows. However,
evaluating their performance remains a challenge, especially considering boulder transport …

Coupled SPH-FEM analysis of piled power transmission tower system subjected to debris flow

L Zhang, B Xu, D Wang - Computers and Geotechnics, 2024 - Elsevier
Debris flow is a type of highly dangerous geological hazard, which can pose significant
threat to the safety of various infrastructures including power transmission tower system …

Physics-based modeling of debris flows and assessing the performance of effective mitigation measures

N Mubarak, P Kumar, R Kumar, RS Jakka - Geoenvironmental Disasters, 2024 - Springer
Background Climate change-induced geohazards are increasingly posing a critical threat to
the sustained functionality and resilience of constructed infrastructures. Among these …