Flow and bed conditions jointly control debris‐flow erosion and bulking

T De Haas, BW McArdell, W Nijland… - Geophysical …, 2022 - Wiley Online Library
Debris flows can grow greatly in size and hazardous potential by eroding bed and bank
materials. However, erosion mechanisms are poorly understood because debris flows are …

Integrated production logging tools approach for convenient experimental individual layer permeability measurements in a multi-layered fractured reservoir

A Davarpanah, B Mirshekari… - Journal of Petroleum …, 2018 - Springer
Appropriate estimation of permeability is considered as one of the significant concerns of
petroleum industries. Due to the growing demand for hydrocarbon fossil fuels in numerous …

Impact dynamics of debris flow against rigid obstacle in laboratory experiments

D Song, X Chen, GGD Zhou, X Lu, G Cheng… - Engineering …, 2021 - Elsevier
Debris-flow impact against rigid obstacle involves instant redirection of flow velocity and
elevation of flow depth, and could serve as a stringent approach for verification of the two …

Coarse‐grained debris flow dynamics on erodible beds

S Lanzoni, C Gregoretti… - Journal of Geophysical …, 2017 - Wiley Online Library
A systematic set of flume experiments is used to investigate the features of velocity profiles
within the body of coarse‐grained debris flows and the dependence of the transport …

Impact dynamics of boulder-enriched debris flow on a rigid barrier

CWW Ng, H Liu, CE Choi, JSH Kwan… - Journal of Geotechnical …, 2021 - ascelibrary.org
Boulders entrained in debris flow induce high impact forces on a rigid barrier. In current
design practice, the concentrated load from boulders is estimated using the Hertz equation …

Bi‐linear laws govern the impacts of debris flows, debris avalanches, and rock avalanches on flexible barrier

Y Kong, M Guan, X Li, J Zhao… - Journal of Geophysical …, 2022 - Wiley Online Library
Geophysical mass flows impacting flexible barriers can create complex flow patterns and
multiway solid‐fluid‐structure interactions, wherein estimates of impact loads rely …

Velocity profiles and basal stresses in natural debris flows

G Nagl, J Hübl, R Kaitna - Earth Surface Processes and …, 2020 - Wiley Online Library
The internal deformation within debris flows holds essential information on dynamics and
flow resistance of such mass‐wasting processes. Systematic measurements of velocity …

Effect of slit size on the impact load against debris-flow mitigation dams

H Hu, GGD Zhou, D Song, KFE Cui, Y Huang… - Engineering …, 2020 - Elsevier
Structural countermeasures such as slit dams and check dams are widely installed in
mountainous regions to mitigate debris-flow hazards. However, current approaches adopted …

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 …

Long‐runout‐landslide‐induced debris flow: the role of fine sediment deposition processes in debris flow propagation

Y Nishiguchi, T Uchida - Journal of Geophysical Research …, 2022 - Wiley Online Library
Landslide‐induced debris flows can travel long distances. Many field studies, laboratory
experiments, and theoretical studies have been conducted to clarify the mechanisms of long …