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Hace 2 días · Therefore, based on the inside rock vibrations have been recorded in our previous work (Gou et al. 2020), the wave propagation induced by underground explosives is first analyzed from inside rock to ground surface with considering the influences of geology and topography, then the ground motions induced by blasts at both ore blocks in an underground mine is recorded to analyze and predict PPV ...
Hace 4 días · In recent years, with the advancement of mining, water conservancy, and hydropower projects, the size of underground chambers has progressively increased, leading to a rise in complexity in the ...
1 de jul. de 2024 · Reliably assessing the quality and mechanical properties of rock masses is crucial in underground engineering. However, existing methods have significant limitations in terms of applicability and accuracy.
1 de jul. de 2024 · In many underground coal mines, a seam is underlain by a layer of soft or weak rock such as shale, mudstone or claystone, and the load-carrying capacity of pillars may be limited not by coal mass strength but by the bearing capacity of the floor material.
Hace 2 días · Rock mass strength identification in underground mines is crucial for designing safe excavation and mining operations. However, conventional methods using drill. ... International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts (Vol. 13, No. 5
4 de jul. de 2024 · Moreover, utilising effective ground support systems and reinforcement methods, such as rock bolting, shotcrete and rock anchors, can enhance the stability of the underground constructions, mitigating the adverse effects of high stress.
30 de jun. de 2024 · The Special Issue aims to provide a comprehensive overview of the latest advancements, challenges, and innovative solutions in rock mechanics and rock engineering, with a particular focus on their implications and applications within the broader geosciences field.
