Dilative and compressive Coriolis effect on granular impact behavior based on centrifuge modeling and DEM simulation
B Zhang, W Li, J Pu, Y Bi, Y Huang - Engineering Geology, 2023 - Elsevier
The centrifuge modeling of the impact dynamics of high-speed granular flows is important for
understanding debris–barrier interactions. However, it remains challenging owing to the …
understanding debris–barrier interactions. However, it remains challenging owing to the …
Topography-based and vectorized algorithm for extracting physical quantities in 3D-SPH form and its application in debris-flow entrainment modeling
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 …
purposes of geophysical flow numerical modeling and critical for estimating consequent …
Probabilistic framework for quantifying human flight failure rate to landslides
Landslides pose a severe risk to humans, but accurately quantifying human risk remains
challenging due to the less-studied fleeing process of humans during landslides. This study …
challenging due to the less-studied fleeing process of humans during landslides. This study …
Flume investigation of debris flow entrained boulders with cylindrical baffles and a rigid barrier
BJ Kim, CY Yune - Engineering Geology, 2024 - Elsevier
Large boulders entrained by debris flow can generate destructive impact force and cause
significant damage to a rigid barrier located downstream. Baffle arrays can be installed in …
significant damage to a rigid barrier located downstream. Baffle arrays can be installed in …
Run-out distance analysis and impact force estimation for an actual landslide with multiple-barrier system based on a coupled SPH model
W Zhang, X Wang, X Hong, S Chen, J Ji… - Computers and …, 2024 - Elsevier
Previous studies on the impact mechanism of landslides against multiple barriers are
commonly based on small-scale and large-scale flume tests in the absence of real-scale …
commonly based on small-scale and large-scale flume tests in the absence of real-scale …
Mitigation of rockfall geohazards: Full-scale investigation of the performance of a practical baffle design for direct use in the field
To arrest rockfall boulders, baffles are constructed as steel members affixed on top of a
concrete footing. Existing designs aim to prevent any footing rotation and steel member …
concrete footing. Existing designs aim to prevent any footing rotation and steel member …
Analysis on the coverage area of flow-like landslides under random strength parameters using an ANN-based stochastic analysis approach
In order to address the large-time consumption problem in the three-dimensional numerical
simulation and stochastic analysis of flow-like landslides, this study combined the three …
simulation and stochastic analysis of flow-like landslides, this study combined the three …
[HTML][HTML] Modelling of debris flow-boulder-barrier interactions using the Coupled Eulerian Lagrangian method
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 …
structures constructed along the potential flow paths. In this study, the Coupled Eulerian …
A SPH Model Bridging Solid‐and Fluid‐Like Behaviour in Granular Materials
We propose a smoothed particle hydrodynamics (SPH) model bridging the gap between
solid‐and fluid‐like behaviour observed in granular materials. The key innovation of the …
solid‐and fluid‐like behaviour observed in granular materials. The key innovation of the …
[HTML][HTML] Impact of the Source Material Gradation on the Disaster Mechanism of Underground Debris Flows in Mines
R Tuo, H Cheng, S Wu, J Zou, D Liu, W Liu, J Zhang… - Sustainability, 2024 - mdpi.com
In mines where the natural caving method is used, the frequent occurrence of underground
debris flows and the complex mine environments make it difficult to prevent and control …
debris flows and the complex mine environments make it difficult to prevent and control …