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Numerical investigation of the effects of soil-structure and granular material-structure interaction on the seismic response of a flat-bottom reinforced concrete silo
In this work, a numerical study of the effects of soil-structure interaction (SSI) and granular material-structure interaction (GSI) on the nonlinear...
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Material point method analysis of fluid–structure interaction in geohazards
This paper presents a monolithic method for modeling of fluid–structure interaction problems involved in geohazards encountering with countermeasures...
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Modelling of Landslide-Structure Interaction (LSI) Through Material Point Method (MPM)
A novel numerical approach, namely Material Point Method (MPM), is applied to analyze the build-up of pore water pressure inside the landslide body...
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Debris–slit interaction considering the particle behavior controls the barrier performance of slit structure retaining dry granular flows
Slit structures are an important mitigation measure against debris flow disasters. Common insight indicates that the size ratio of the slit and...
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Sliding and damming properties of granular debris with different geometric configurations and grain size distributions
Granular debris plays a significant role in determining damming deposit characteristics. An in-depth understanding of how variations in grain size...
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Shear Localization and Structuring in Granular Medium Flow in Radial Channel
AbstractThe gravity flow of granular materials in axially symmetric convergent channels (V-shaped bunkers) is analyzed using the discrete element...
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Influence of submerged sill on the deposition and energy dissipation of granular flow
The large-volume and high-speed channelized granular flows transformed from energetic rockslides and rockfalls are serious geological disasters. The...
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Experimental and numerical investigation on the propagation and impact behavior of dry granular flows
The flow of granular materials such as soil, sand, and gravel is a common occurrence in mountainous area in the form of geological disasters, such as...
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Numerical and analytical analyses of the impact of monodisperse and bidisperse granular flows on a baffle structure
Baffle structure, a promising countermeasure in reducing the destruction power of rapid granular flows, needs more investigation especially with...
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Progressive fragmentation of granular assemblies within rockslides: Insights from discrete-continuous numerical modeling
Rock fragmentation plays a critical role in rock avalanches, yet conventional approaches such as classical granular flow models or the bonded...
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Evolution of anisotropic capillarity in unsaturated granular media within the pendular regime
While the shear behavior of granular soils is directly related to the microstructure of contacts which often leads to the coaxiality between Cauchy...
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Frictional rheology-based 3D SPH numerical method for simulating landslide dynamics of granular flow type
Granular-flow type landslides are a prevalent and intricate natural hazard that necessitates an appropriate numerical simulation method and a...
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A numerical procedure to estimate seismic fragility of cylindrical ground-supported steel silos containing granular-like material
The paper presents a study on the evaluation of seismic fragility of cylindrical ground-supported steel silos intended for storing solid material....
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Discrete element modelling of granular materials incorporating realistic particle shapes
This paper proposes an approach to generate realistic particle shapes considering the major plane of orientation of particles in discrete element...
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Energy consumption analysis of the granular run-out process: effect of particle shape and slope angle
Flow-like landslides and debris flow disasters pose great threats to the human living environment. Disaster risk control largely relies on good...
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A frozen soil sampling technique for granular soils and thermal modeling
This study uses a new sampling approach to allow undisturbed sampling without damaging the natural conditions of granular soils, thanks to the...
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Freezing characteristics and microstructural damage evolution of granular materials in cold regions under freezing–thawing cycles
Granular materials in high-latitude cold and high-altitude areas are susceptible to damage and deterioration by freezing and thawing, which is...
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Research on the buffering measure of rock shed against the impact of dry granular flow with concern of structure damage
Dry granular flow induced by rock collapses and landslides is a typical disaster in mountainous areas. Rock sheds are widely used as protective...
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A Process-Based Pore Network Model Construction for Granular Packings Under Large Plastic Deformations
We propose a process-based method for constructing a pore network model of granular packings under large deformations. The method uses the radical...
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DEM-XFEM Study of Particle Shape Effect on Particle Breakage of Granular Materials
A numerical approach based on the combination of DEM and XFEM methodologies is adopted to simulate assemblies of various types of breakable angular...
