نتایج جستجو برای: rock mechanics

تعداد نتایج: 179240  

Journal: :International Journal of Coal Science & Technology 2023

Abstract The existence of joints or other kinds discontinuities has a dramatic effect on the stability rock excavations and engineering. As result, great challenge in mass mechanics testing is to prepare rock-like samples with defects. In recent years, 3D printing technology become promising tool field This study first reviews discusses research status traditional test methods tests making Then...

Journal: :Scientific American 2009
David Z Albert Rivka Galchen

marc h 20 09 JE A N -F RA N CO IS P O D EV IN Our intuition, going back forever, is that to move, say, a rock, one has to touch that rock, or touch a stick that touches the rock, or give an order that travels via vibrations through the air to the ear of a man with a stick that can then push the rock—or some such sequence. This intuition, more generally, is that things can only directly affect o...

Journal: :Sustainability 2023

Deep rock mass mechanics is a professional course which offered to undergraduate and postgraduate students in some mining universities. This mainly includes the following topics: geological structure of deep mass, mechanical properties rocks, strength theory masses, stability analysis control surrounding classification engineering application underground The purpose this present with basic theo...

2004
Susan E. Minkoff C. Mike Stone Steve Bryant Malgorzata Peszynska

To accurately predict production in compactible reservoirs, we must use coupled models of fluid flow and mechanical deformation. Staggered-in-time loose coupling of flow and deformation via a high-level numerical interface that repeatedly calls first flow and then mechanics allows us to leverage the decades of work put into individual flow and mechanics simulators while still capturing realisti...

Journal: :Applied sciences 2022

The critical damage point of the red-bed soft rock percolation phenomenon can be described as threshold. At present, there are insufficient theoretical and experimental studies on threshold rock. In combination with analysis, compression experiment numerical simulation, destruction studied in this paper. was obtained by constructing a renormalization group model Based mechanics theory, characte...

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