Challenges and perspectives in designing engineering structures against debris-flow disaster
Y Huang, B Zhang - European Journal of Environmental and Civil …, 2022 - Taylor & Francis
Debris-flow disaster has caused large casualties and tremendous economic loss. Check
dams, flexible barriers, silt dams and baffle arrays are most used disaster prevention …
dams, flexible barriers, silt dams and baffle arrays are most used disaster prevention …
Quantifying the impact of dry debris flow against a rigid barrier by DEM analyses
This study investigates the interaction between dry debris flows and a rigid barrier through
discrete element modeling (DEM) of flume tests. The debris materials were modeled as an …
discrete element modeling (DEM) of flume tests. The debris materials were modeled as an …
SudoDEM: Unleashing the predictive power of the discrete element method on simulation for non-spherical granular particles
This paper presents a novel open-source discrete element code, SudoDEM, for efficient
modeling of both 2D and 3D non-spherical particles under a GPL v3 or later license. Built …
modeling of both 2D and 3D non-spherical particles under a GPL v3 or later license. Built …
Dynamics of granular debris flows against slit dams based on the CFD–DEM method: effect of grain size distribution and ambient environments
Earth surface flows in nature, like debris flows and rock avalanches, have threatened
people's safety and infrastructure during past decades. Though grain size distribution (GSD) …
people's safety and infrastructure during past decades. Though grain size distribution (GSD) …
Modelling large-scale landslide using a GPU-accelerated 3D MPM with an efficient terrain contact algorithm
The material point method (MPM) simulation of large-scale landslides can provide useful
information to response to landslide hazards in mountainous regions. However, the …
information to response to landslide hazards in mountainous regions. However, the …
Effects of particle size of mono-disperse granular flows impacting a rigid barrier
Understanding the interaction between complex geophysical flows and barriers remains a
critical challenge for protecting infrastructure in mountainous regions. The scientific …
critical challenge for protecting infrastructure in mountainous regions. The scientific …
Review on key issues in centrifuge modeling of flow-structure interaction
Y Huang, B Zhang - European Journal of Environmental and Civil …, 2022 - Taylor & Francis
Flow-structure interaction has raised significant attention among geotechnical community
because it is important for prevention of high-speed flowing geo-disasters. Physical …
because it is important for prevention of high-speed flowing geo-disasters. Physical …
Impact behavior of superspeed granular flow: Insights from centrifuge modeling and DEM simulation
B Zhang, Y Huang - Engineering Geology, 2022 - Elsevier
The impact behavior of superspeed granular flows is not sufficiently understood, although it
is the basis for establishing an impact model, which is important in barrier design. Centrifuge …
is the basis for establishing an impact model, which is important in barrier design. Centrifuge …
3D printing-aided numerical study of particle shape effect on behaviours of dry granular flows interacting with rigid barriers
C Wang, Y Cui, J Nie, B Hu, J Fang, Z Cao - Computers and Geotechnics, 2024 - Elsevier
Particle shape plays a crucial role in determining the mobility and impact characteristics of
granular flows, yet analyses of the effects of particle shape are rare. In this study, three …
granular flows, yet analyses of the effects of particle shape are rare. In this study, three …
Assessing effectiveness of a dual-barrier system for mitigating granular flow hazards through DEM-DNN framework
Constructing multiple-barrier systems is efficient in mitigating flow-like geological hazards
and potentially serves as an optimal solution to protect the heavily threatened …
and potentially serves as an optimal solution to protect the heavily threatened …