By Shuren Wang, Paul C Hagan, Chen Cao
Advances in Rock-Support and Geotechnical Engineering brings jointly the most recent examine effects in regards to the conception of rock mechanics, its analytical tools and leading edge applied sciences, and its functions in functional engineering. This publication is split into six sections, rock exams, rock bolting, grouted anchor, tunneling engineering, slope engineering, and mining engineering.
Coverage comprises fracture hinged arching procedure and instability features of rock plates, failure modes of rock bolting, scale results, and loading move mechanism of the grouted anchor. additionally coated are contemporary techniques and functions in tunneling engineering, slope engineering, and mining engineering.
This e-book offers cutting edge, useful, and wealthy content material that may be used as a beneficial reference for researchers project tunneling engineering, slope engineering, mining engineering, and rock mechanics, and for onsite technical group of workers and lecturers and scholars learning the subjects in similar universities.
- Enriches new theories on failure modes of rock plates, rock bolting mechanisms, and anchor loading transfer
- Develops new equipment of comparing the steadiness of slope engineering and the roof balance of the mined-out areas
- Includes fracture hinged arching approach and instability features of rock plates, failure modes of rock bolting, scale results, and loading move mechanism of the grouted anchor
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Extra info for Advances in Rock-Support and Geotechnical Engineering
2010) veriﬁed the time-temperature superposition principle for hot-mix asphalt with growing damage and permanent strain at different conﬁning pressures in both the tension and compression stress states. 5. VISCOELASTIC ATTENUATION PROPERTIES FOR DIFFERENT ROCKS Jackson et al. (2011) developed a laboratory equipment which was allowed both torsional and ﬂexural oscillation measurements at submicrostrain amplitudes, and conducted a series of studies of viscoelastic and poroelastic behavior of rocks, and so on.
The horizontal velocity of the calculation model was zero, the top surface was free or the conﬁning pressure boundary. The cutter simulated by using two mutually perpendicular wall sections was moved to the right at a certain velocity, the back-rake angle, and the cutting depth to simulate the cutting process. The rock specimen was treated as the porous material that consisted of particles and the cemented bodies. Before the numerical test, the micromechanical parameters should be adjusted repeatedly until these parameters were consistent with the physical experiment results.
24 1. 1 Friction Coefﬁcient Effect of the Layer As shown in Fig. 0 kN, and the vertical force peak curve presented an upward trend. 5 kN. The maximum horizontal force was greater than that of the vertical force. 00 Force-friction coefﬁcient curves. horizontal force was closed to the vertical force. The result showed that the integrity and stability of the double-layer rock plates increased with the layer friction coefﬁcient increase between two rock plates. 2 Cohesive Strength Effect of the Layer As shown in Fig.
Advances in Rock-Support and Geotechnical Engineering by Shuren Wang, Paul C Hagan, Chen Cao