[HTML][HTML] Scientific challenges in disaster risk reduction for the Sichuan–Tibet Railway

P Cui, Y Ge, S Li, Z Li, X Xu, GGD Zhou, H Chen… - Engineering …, 2022 - Elsevier
Abstract Traversing the Qinghai–Tibetan Plateau, the Sichuan–Tibet Railway is by far the
most difficult railway project in the world. The Qinghai–Tibetan Plateau features the most …

[HTML][HTML] 滑坡-泥石流转化研究进展

郭剑, 崔一飞 - 工程地质学报, 2023 - dzkx.org
近年来, 随着山区工程建设日益活跃, 由滑坡转化为泥石流所导致的巨型远程沟谷灾害,
因其超强的运动性和巨大的破坏性而引起广泛关注. 与单灾种滑坡相比, 转化后的泥石流灾害 …

Numerical investigation of the landslide-debris flow transformation process considering topographic and entrainment effects: a case study

J Guo, Y Cui, W Xu, Y Yin, Y Li, W Jin - Landslides, 2022 - Springer
Abstract On July 20, 2013, a landslide-induced debris flow occurred in Dujiangyan city,
China. Eleven houses were destroyed with more than 166 fatalities. Previous literature …

Clogging effect of fines in seepage erosion by using CFD–DEM

H Xiong, Z Zhang, X Sun, Z Yin, X Chen - Computers and Geotechnics, 2022 - Elsevier
The macroscopic phenomena and microscopic origin of penetrative migration and retention
of fine particles in porous skeleton under the action of seepage are not yet clear. Migrating …

Transmission effect of eroded particles in suffusion using the CFD-DEM coupling method

F Chen, H Xiong, X Wang, ZY Yin - Acta Geotechnica, 2023 - Springer
The transmission effect refers to the migration of eroded fine particles between the
neighboring gap-graded soil matrix, and its influence on suffusion is rarely investigated. A …

The breaching mechanism of moraine dams with buried ice: A Review

Y Mou, H Chen, T Wang, H Ruan, X Li, Y Yu… - Cold Regions Science …, 2024 - Elsevier
Moraine dams formed by the accumulation of loose glacial materials, typically exhibit poor
consolidation properties and complex structure characteristics (especially with buried ice) …

Effects of changes in soil properties caused by progressive infiltration of rainwater on rainfall-induced landslides

Z Zhang, R Zeng, X Meng, S Zhao, S Wang, J Ma… - Catena, 2023 - Elsevier
Slope failure is associated with changes in pore water pressure induced by rainfall, this
paper further attempt to bridge knowledge gaps that exist in understanding the relationship …

Micro pore analysis of suffusion in filter layer using tri-layer CFD–DEM model

F Chen, S Jiang, H Xiong, Z Yin, X Chen - Computers and Geotechnics, 2023 - Elsevier
Filter layers are extensively employed in dam structures as a mitigation method against
internal erosion, which facilitates the interlocking and clogging of the suffused base soil due …

A non-Darcy flow CFD–DEM method for simulating ground collapse induced by leakage through underground pipeline defect

X Li, R Chen, L Liu, C Zhou, B Bate - Computers and Geotechnics, 2023 - Elsevier
Ground collapse due to soil erosion near pipeline defects involves soil loss and orifice
outflow, which may lead to non-Darcy flow, but it is often ignored in numerical simulations. In …

A CFD–DEM study on the suffusion and shear behaviors of gap-graded soils under stress anisotropy

Z Hu, JZ Li, YD Zhang, ZX Yang, JK Liu - Acta Geotechnica, 2023 - Springer
This study investigates the evolution of suffusion and mechanical behaviors of gap-graded
soils under anisotropic stress conditions. The interactions between granular assembly and …