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 …

Investigation of influence of baffles on landslide debris mobility by 3D material point method

X Li, Q Yan, S Zhao, Y Luo, Y Wu, D Wang - Landslides, 2020 - Springer
In mountainous terrain, landslide debris is a common occurrence around the world that can
potentially result in catastrophic consequences to downstream residents and facilities …

Dynamic mechanical responses of reinforced concrete pier to debris avalanche impact based on the DEM-FEM coupled method

H Zhong, Z Yu, C Zhang, L Lyu, L Zhao - International Journal of Impact …, 2022 - Elsevier
Engineering accidents of bridge pier damage and collapse incurred by debris avalanches
frequently occur in mountainous areas. This paper presented a three-dimensional DEM …

Quantifying the impact of a debris avalanche against a flexible barrier by coupled DEM-FEM analyses

C Liu, Z Yu, S Zhao - Landslides, 2020 - Springer
Flexible barriers are an effective type of mitigation measure against debris avalanches in
valleys and can affect the kinetic energy and mass of debris avalanches. To investigate the …

Effects of new baffles system under the impact of rock avalanches

D Wang, Q Li, Y Bi, S He - Engineering Geology, 2020 - Elsevier
To reduce the flow energy of rockfall in rmountain area, a baffle array is set up in the
protection zone. The optimized design can enhance the efficiency of hazard source energy …

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 …

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 …

MPM evaluation of the dynamic runout process of the giant Daguangbao landslide

X Li, X Tang, S Zhao, Q Yan, Y Wu - Landslides, 2021 - Springer
Giant landslides can cause significant damage to their dynamic runout processes.
Understanding the mechanics of the runout process is essential for landslide risk …

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 …

Disaster Risk Assessment for Railways: Challenges and a Sustainable Promising Solution Based on BIM+ GIS

Y Cao, H Lan, L Li - Sustainability, 2023 - mdpi.com
Natural hazards constantly threaten the sustainable construction and operation of railway
engineering facilities, making railway disaster risk assessment an essential approach to …