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 …

Effect of particle shape and initial orientation on the kinematics and runout behavior of rockfalls

D Krengel, R Shiyake, M Kikumoto - Landslides, 2024 - Springer
Rockfalls are frequent geodisasters, characterized by gravity driven downslope movement of
a solid mass of rock. The kinematics of rocks is heavily dependent on their shape, which …

Impact behavior of dense debris flows regulated by pore‐pressure feedback

D Song, X Chen, H Sadeghi, W Zhong… - Journal of …, 2023 - Wiley Online Library
The impact dynamics of dilute debris flows (typically volumetric solid fractions< 50%) have
been extensively investigated within the framework of hydraulics. For dense debris flows, the …

An investigation of discharge control in landslide dam failures utilizing flexible protecting nets

H Ruan, H Chen, X Chen, W Zhao, J Chen… - Engineering Failure …, 2024 - Elsevier
The outburst flood resulting from a landslide dam failure, commonly known as landslide dam
outburst flood (LDOF), can lead to severe downstream impacts. Effective methods to prevent …

A DEM-based Euler–Lagrange model for motion of particle–fluid two-phase mixtures

W Li, H Shi, X Yu - Acta Geotechnica, 2024 - Springer
The effects of interstitial fluid on the behaviors of two approaching particles play an important
role in the rheology of granular–fluid mixtures. In this paper, an Euler–Lagrange model is …

Fluid effects in model granular flows

Y Zhao, WA Take, R Kaitna, BW McArdell… - Granular Matter, 2024 - Springer
Pore fluid plays a crucial role in many granular flows, especially those in geophysical
settings. However, the transition in behaviour between dry flows and fully saturated flows …

The influence of the slit size and spacing on the impact dynamics of dry granular flows on slit dams

N Li, GGD Zhou, KFE Cui, Y Kong, Y Huang - Géotechnique, 2024 - icevirtuallibrary.com
Slit dams play a crucial role in mitigating natural granular flows in the form of geophysical
mass movements. The accurate estimation of the maximum force experienced by slit dams is …