نتایج جستجو برای: rockfall

تعداد نتایج: 532  

Journal: :IOP conference series 2023

Abstract Wildfires and rockfalls are among the major hazards in forested mountainous regions across Europe. Understanding processes conditions that lead to during after a wildfire different geological contexts is, therefore, of great relevance. The increase associated with occurrence wildfires is connected several factors, not only detached area but also propagation affected area. cause changes...

Journal: :Engineering Geology 2022

This paper presents a procedure for tracking rockfall trajectories and extracting kinematic parameters from both the impacts resultant fragments. A set of full scale experiments was performed in quarry located Vallirana, Barcelona (Spain). The study site chosen due to presence rigid discontinuity surface, inclined at 42° middle slope, whose configuration expected favor breakage blocks. blocks r...

2017
F. Bourrier F. Nicot F. Darve

Classically used trajectory analysis models do not really account for the stochastic nature of the trajectory of falling rocks related to the variability of the impact process. The presented work focuses on the bouncing phase modelling in the case of the interaction of a boulder with a coarse granular soil. Impact simulations are first held using a Discrete Element Method. A statistical analysi...

Journal: :Journal of the European Optical Society: Rapid Publications 2012

Journal: :Bulletin of the Geological Society of Greece 2013

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