Development of a Unified Rock Bolt Model in Discontinuous Deformation Analysis
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DOI: 10.1007/s00603-017-1341-9
Abstract: In this paper, a unified rock bolt model is proposed and incorporated into the two-dimensional discontinuous deformation analysis. In the model, the bolt shank is discretized into a finite number of (modified) Euler–Bernoulli beam elements… read more here.
Keywords: unified rock; analysis; bolt; rock bolt ... See more keywords
Shear Performance of Rock Joint Reinforced by Fully Encapsulated Rock Bolt Under Cyclic Loading Condition
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DOI: 10.1007/s00603-018-1698-4
Abstract: The shear performance of bolted rock joints under cyclic loading condition was studied through laboratory shear tests. The tests were performed on a cyclic shear testing apparatus. The fully encapsulated rock bolts were inserted in… read more here.
Keywords: loading condition; rock bolt; cyclic loading; shear performance ... See more keywords
An Ultrasonic Rock Bolt Sensing Technology (I): Methodology and Laboratory Studies
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DOI: 10.1007/s00603-024-03921-7
Abstract: Rock bolts play a critical role in ground support in mining, tunneling and construction. Being able to obtain timely information on rock bolt load condition and deformation could help immensely in safeguarding workers’ safety, optimization… read more here.
Keywords: technology; methodology; rock bolt; rock ... See more keywords
An experimental investigation on mechanical property and anchorage effect of bolted jointed rock mass
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DOI: 10.1007/s12303-016-0043-8
Abstract: Apparent discontinuities can be easily found in natural rock medium owing to the constant motion and change of the Earth’s crust, which contains large amount of discontinuous surfaces such as faults, joints, cracks and so… read more here.
Keywords: strength; rock bolt; rock; anchorage effect ... See more keywords
Research on Meso‐Damage Experiment and Simulation in the Anchorage Bonding Interface Between Rock Bolt and Rock Mass
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DOI: 10.1155/2024/4189110
Abstract: Anchorage failure occurs mostly at the anchorage interface, and the mechanical mechanism of the anchorage interface is the key point and difficulty in the analysis and research of anchorage. In order to study the mechanics… read more here.
Keywords: anchorage; rib; rock bolt; rock ... See more keywords
The Influence of Room and Pillar Method Geometry on the Deposit Utilization Rate and Rock Bolt Load
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DOI: 10.3390/en12244770
Abstract: In this article, a model of ore deposit in form of a lense carried out in the MineScape program, is presented. The lense had a thickness of 30 m, length along the strike 200 m,… read more here.
Keywords: deposit; rock bolt; bolt; geometry ... See more keywords