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Keywords: roadway
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Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-389
... permeability and water filled zones hasn’t been effectively studied. The simulation software COMSOL Multiphysics was used to numerically simulate the natural convection heat transfer within the enhanced stimulated surrounding rock around a single straight roadway with its circular opening, which should...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-104
...11th Conference of Asian Rock Mechanics Society IOP Publishing IOP Conf. Series: Earth and Environmental Science 861 (2021) 042090 doi:10.1088/1755-1315/861/4/042090 Application of the convergence-confinement method to excavation response of roadway in rock mass considering large deformation K Guan...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-166
... planes; cable bolts are installed on the sides of roadways. The numerical simulations can accurately reproduce the full dynamic loading process. After axial forces build up, numerical results from a case analysis show that cable bolts considerably restrict the movement of the surrounding rock mass...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-280
... line elements, and intersections are set as point elements, which are only used to describe simplified traffic conditions. Unfortunately, the road segment in the actual urban road management contains specific ancillary facilities such as roadway, sidewalk, and street lights. The space and time...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-517
... of the mining roadway. After the working face is mined, under the action of the mine pressure, the roof will automatically form a roadside along the pre-cracked and cut seam, thereby retaining the original roadway. Realize pillarless mining [9-11]. geologist fluid dynamics organic-rich rock rock type...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-001
... Abstract In order to study the difficulty of supporting the surrounding rock in the mining area due to the dynamic pressure of the working face, the Daqiang coal mine is used as the background to study the key parameters of the cut-roof roadway protection using the method of theoretical...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-030
... Abstract The bottom drum of the roadway is one of the common dynamic pressure phenomena in the process of coal mine production, which can easily affect the material transportation and personnel walking of the coal mine, even destroy the roadway when it is serious, which restricts the safety...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-593
... measures to reduce casualties and property losses. This paper establishes a mechanical model of "stress surrounding rock gas support," taking into account the stress environment of coal body, impact tendency of coal body, gas pressure, roadway structure, and support stress. Taking, for example, 22220...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-218
... using 3D laser scanning technology. Based on repeated time-separated measurements, spatio-temporal analyses of deformation changes during ongoing mining were carried out. These analyses captured dynamic changes in coal rib, roof and floor movements of designated roadways while developing the pillar...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-178
.... reservoir geomechanics displacement gob-side entry metals & mining Stability Control coal sidewall Modeling & Simulation reinforcement pillar sidewall gob-side entry driving excavation pillar Reservoir Characterization Upstream Oil & Gas sidewall roadway version 5 coal pillar...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-168
... of the roadway in underground coal mines. Results show that the crack distribution along the drill hole is obtainable by application of PPD to the torque data. Moreover, by compiling the crack distributions of roof drillings in the same area, a 3-D roof rock geostructure can be reconstructed. Comparing core...
Proceedings Papers

Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-142
... coalbed methane outburst elimination gas content coal bed methane Upstream Oil & Gas diameter China roadway metals & mining coal seam gas henan polytechnic university long borehole outburst prevention safety gas drainage outburst potential Artificial Intelligence complex...
Proceedings Papers

Paper presented at the ISRM International Symposium - 5th Asian Rock Mechanics Symposium, November 24–26, 2008
Paper Number: ISRM-ARMS5-2008-147
...ISRM International Symposium 2008 5th Asian Rock Mechanics Symposium (ARMS5), 24-26 November 2008 Tehran, Iran 1207 NUMERICAL SIMULATION ON INFLUENCE OF ROCK HETEROGENEITY ON DYNAMIC RESPONSE OF ROADWAY IN TRANSVERSELY ISOTROPIC ROCK MASS Y.J. ZUO1, C.A. TANG2 and S.C LI 3 1Research Center...
Proceedings Papers

Paper presented at the ISRM International Symposium - 2nd Asian Rock Mechanics Symposium, September 11–14, 2001
Paper Number: ISRM-ARMS2-2001-068
... ABSTRACT: Due to complexity of soil rock itself and an environment in which soil rock lies, there are a lot of stochastic elements concerning with stability of surrounding rock for underground roadway that lies in soil rock. It is necessary to study stability reliability degree for surrounding...
Proceedings Papers

Paper presented at the ISRM International Symposium - 2nd Asian Rock Mechanics Symposium, September 11–14, 2001
Paper Number: ISRM-ARMS2-2001-137
... reservoir geomechanics wedge roadway metals & mining subsystem deformation coordination rock mass stratum structural geology research work failure probability Reservoir Characterization stress field fractured rockmass strength stability limit state equation limit bearing...
Proceedings Papers

Paper presented at the ISRM International Symposium - 2nd Asian Rock Mechanics Symposium, September 11–14, 2001
Paper Number: ISRM-ARMS2-2001-135
... conditions. It can be regarded as a continuous media. Mechanical response of platy structure rock-mass on engineering construction differs from ordinary continuous media. A typical failure mode of surrounding rock of underground roadway in platy structure rock mass is shown in Fig.1. So far, mechanical...

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