Effects of particle size of mono-disperse granular flows impacting a rigid barrier

Y Cui, CE Choi, LHD Liu, CWW Ng - Natural Hazards, 2018 - Springer
Understanding the interaction between complex geophysical flows and barriers remains a
critical challenge for protecting infrastructure in mountainous regions. The scientific …

Physical modeling of baffles influence on landslide debris mobility: Baffle physical modeling influence on landslide debris mobility

CWW Ng, CE Choi, D Song, JHS Kwan, RCH Koo… - Landslides, 2015 - Springer
Debris flows surge downslope carrying destructive energy and can result in long runout
distances. Structural mitigation is commonly installed along the flow path to impede debris …

Multi-scale flume investigation of the influence of cylindrical baffles on the mobility of landslide debris

BJ Kim, CE Choi, CY Yune - Engineering Geology, 2023 - Elsevier
Debris flows travel downslope at high speed and often cause damage to the infrastructure of
societies around the world. With increasing extreme rainfall events and urbanization in …

Two-dimensional simulation of debris flow impact pressures on buildings

L Gao, LM Zhang, HX Chen - Engineering Geology, 2017 - Elsevier
This paper presents a computational scheme for simulating debris-flow impact pressures on
buildings in urban areas. The debris flow mobility is described using depth-averaged mass …

Research on the blocking effect of baffle-net structure on rock avalanches: consider the influence of particle splashing

YZ Bi, DP Wang, SX Yan, QZ Li, SM He - Bulletin of Engineering Geology …, 2023 - Springer
This paper discussed the changes in the movement trajectories and deposition patterns of
the rock avalanches in the baffle-net structure under different cases, and obtained the …

Interaction between dry granular flow and deflectors

CWW Ng, CE Choi, GR Goodwin, WW Cheung - Landslides, 2017 - Springer
The application of seawall deflectors for reflecting inviscid waves into the sea have been
well established. Recently, rigid barrier deflectors have been proposed prescriptively for …

Experimental study on the effects of physical conditions on the interaction between debris flow and baffles

H Yang, E Haque, K Song - Physics of Fluids, 2021 - pubs.aip.org
The gravitational debris flow, such as the agent forming alluvial cones in the mouths of
mountain canyons, could bring about devastating disaster to downstream structures in …

SPH-based numerical study on the influence of baffle height and inclination on the interaction between granular flows and baffles

H Cheng, B Zhang, Y Huang - Water, 2022 - mdpi.com
Arrays of baffles are widely used to prevent and mitigate granular flows (eg, debris flows and
landslides) in mountainous areas. A thorough understanding of the decelerating effect and …

Influence of material composition on post-failure behavior of overburden dumps in opencast coal mines

A Tiwari, BB Mandal, K Pathak - Mining, Metallurgy & Exploration, 2023 - Springer
Failure of in-pit overburden dumps in open-pit coal mines causes debris to flow toward the
active working face, threatening the safety of people and equipment. The evaluation of the …

[图书][B] Unsteady dry granular flow interaction with slit-structures

GR Goodwin - 2019 - search.proquest.com
Steep-creek hazards are a hazardous phenomenon that afflict mountainous areas across
the globe. To prevent such flows from claiming lives and destroying infrastructure, active …