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Keywords: borehole
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Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-028
... (GD), resistivity, magnetics, electromagnetic, seismic wave, seismic CT, gravity, sonic and ultrasonic methods have been extensively applied to the identification of strata interfaces at initial stage of geologic prospecting (1). In terms of technology, borehole penetrating test and coring are the...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-009
... taken from the same run of core. reservoir geomechanics Singapore sandstone wide range Reservoir Characterization strength median value asian rock mechanics symposium 29 Upstream Oil & Gas borehole jurong rock inflow deep excavation excavation tunnel structural geology isrm...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-037
... crystalline rock at 500m depth below ground surface and has a floodable volume of approx. 900m 3 . Information of fracture distribution has been obtained by borehole investigation and mapping of gallery walls. The change of hydraulic pressure, hydrochemical condition and rock deformation have been monitored...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-078
... underground space variability asian rock mechanics symposium 29 US government cavern borehole investigation Upstream Oil & Gas Singapore Jurong Formation engineering rock head level cavern suitability Application of Probabilistic Assessment on Rock Mass Variability for Identifying Potential...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-059
... geomechanical situation as a result of mining). The device is based on the measurement of local deformations at the conical bottom of the well (Compact Conical-ended Borehole Overcoring and Monitoring techniques), from which it can be calculated the principal components of the stress field, or changes to it...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-194
... investigations, including borehole drilling, geological mapping, geophysical surveying, hydraulic testing and in-situ stress measurements, have been conducted. The investigation results indicate that the geological, hydrogeological and engineering geological conditions of the Xinchang site are very suitable for...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-160
... borehole grout Reservoir Characterization environmental impact asian rock mechanics symposium 29 gustafson hydraulic fracturing isrm international symposium requirement Sweden observational method hydraulic testing rock-soil interface fracture penetration length Stille space technol...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-191
... practical limitations are overcome. Reservoir Characterization stress component borehole rock mass reservoir geomechanics flow rate porous rock Upstream Oil & Gas isrm international symposium determination stress measurement fracture limitation hydraulic fracturing viscosity asian...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-263
... model. Based on these results, a model has been developed for the stability of boreholes drilled in shales. The fully anisotropic Lekhnitskii-Amadei solution is used to compute the stresses around the borehole wall. The Mogi-Coulomb failure criterion is used for the strength of the "intact rock", and...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-162
... Characterization Upstream Oil & Gas bearing plate research and development asian rock mechanics symposium arms8 diameter consideration structural geology borehole hagan test sample Australia october 2014 grouted cable bolt metals & mining anchor tube cable bolt laboratory short...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-088
... borehole breakdown and crack propagation, a rectangular rock mass with/without rock joint containing a single centrally located source of explosive were numerically blasted in the proposed SPH framework. This paper uses modified Grady-Kipp continuum damage model to analyze dynamic fracture behavior of rock...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-084
... Abstract Rock stress was measured in situ in the Kamaishi mine in Iwate Prefecture to quantify the variation in the shallow crustal stress field associated with the 2011 Tohoku-oki earthquake. Stress was measured by the Compact Conical-ended Borehole Overcoring (CCBO) technique, which is one...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-081
... Abstract A hybrid finite-discrete element method is introduced to simulate dynamic fracture of rock and resultant fragment arching caused by rock blast. Three typical examples, i.e. blast in a rock mass with a single borehole and a free surface, simultaneous blast, and consecutive blast with...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-092
... behaviors of different areas. In conclusion, it is a potentially important geodynamic indicator of future research. borehole qc-m-y borehole stress buildup Upstream Oil & Gas shallow crust Lushan Earthquake stress measurement reservoir geomechanics principal stress Kunlun Earthquake...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-147
... pressure cavern gas-tightness test borehole water injection borehole LNG water injection pressure hydrogeological model shimo gas-tightness test water management Upstream Oil & Gas cavern groundwater management cavern pressure construction hydraulic conductivity inflow rate fracture...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-145
... aperture distribution in each site. Furthermore, the water inflow in a borehole at MIU-300m-niche has gradually decreased during the three years. One explanation for this good durability of silica sol can be that the grout penetration created a larger overlap between the boreholes than that achieved in...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-261
... Diametrical Core Deformation Analysis (DCDA) has been carried out. Furthermore, using BHTV measurements, the breakout of the borehole has been confirmed and its occurrence has been interpreted. In this study, the maximum and minimum principal stress, as well as the direction of the maximum principal stress...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-208
... had been in danger due to opening of discontinuities and overhanging rocks, therefore, it was excavated up to 70m high for the stabilization in 1998. For the purpose of this study, borehole drilling and borehole scanning at two locations (upper and lower slope) were carried out in 2004 and 2012...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-237
... Completion Installation and Operations borehole requirement repository Reservoir Characterization asian rock mechanics symposium arms8 connectivity hydraulic connectivity excavation transmissivity fracture Ericsson Christiansson injection test Tunnel Floor tunnel means 8th Asian Rock...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-251
... Abstract The authors conducted the in-situ gas-tightness test in fractured rocks at the Namikata underground LPG storage site in Ehime prefecture, Japan. The test consisted of two independent setups, a gas-tightness test that used boreholes, and a chamber-scale test that used a horizontal...

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