Impact behaviour of dry granular flow against baffle structure: Coupled effect of Froude and particle characteristics

B Zhang, Y Huang - Géotechnique, 2022 - icevirtuallibrary.com
The baffle design resisting dry granular flow is still impeded by the effect of the particle size
distribution coupled with the influence of Froude characteristics on baffle performance–for …

Impact Model for Baffle Design Resisting Granular-Flow Disasters

B Zhang, Y Huang - International Journal of Geomechanics, 2022 - ascelibrary.org
Baffle structures are effective measures for decelerating granular flows and reducing their
destructive power. However, the engineering design of baffle structures, particularly with …

Numerical and analytical analyses of the impact of monodisperse and bidisperse granular flows on a baffle structure

B Zhang, Y Huang - Landslides, 2022 - Springer
Baffle structure, a promising countermeasure in reducing the destruction power of rapid
granular flows, needs more investigation especially with focus on the physically based …

Micro-mechanism and efficiency of baffle structure in deceleration of granular flows

B Zhang, Y Huang, J Liu - Acta Geotechnica, 2021 - Springer
Baffle system is a promising disaster mitigation measure, while the mechanism of debris-
baffle interaction at grain scale has not been fully understood, and especially the effect of the …

Computational assessment of baffle performance against rapid granular flows

Y Huang, B Zhang, C Zhu - Landslides, 2021 - Springer
Rapid granular flows are one of the most catastrophic geo-disasters frequently encountered
in mountainous areas. The baffle structure has been demonstrated to be an effective …

Discrete-element investigation of influence of granular debris flow baffles on rigid barrier impact

RPH Law, CE Choi, CWW Ng - Canadian Geotechnical Journal, 2015 - cdnsciencepub.com
Granular debris flow baffles are commonly installed in front of rigid barriers to dissipate flow
energy and reduce the required barrier impact capacity. Despite the engineering value of …

Towards rational use of baffle arrays on sloped and horizontal terrain for filtering boulders

SR Goodwin, CE Choi, CY Yune - Canadian Geotechnical …, 2021 - cdnsciencepub.com
Baffle arrays are used to filter boulders from granular flows, such that the impact load
exerted on barriers is reduced. However, current guidelines provide limited …

Experimental study of dry granular flow and impact behavior against a rigid retaining wall

YJ Jiang, I Towhata - Rock Mechanics and Rock Engineering, 2013 - Springer
Shallow slope failure in mountainous regions is a common and emergent hazard in terms of
its damage to important traffic routes and local communities. The impact of dry granular flows …

Influence of particle characteristics on impact event of dry granular flow

YJ Jiang, Y Zhao, I Towhata, DX Liu - Powder Technology, 2015 - Elsevier
The process of a dry granular flow impacting a rigid retaining wall was systematically studied
using three types of granular materials with different physical parameters. The experimental …

Flume and discrete element investigation of granular flow mechanisms and interaction with baffles

CE Choi - 2013 - repository.ust.hk
Debris flows occur without warning and carry destructive energy. It is imperative to
understand its flow mechanisms and interaction with structural countermeasures to prevent …