1-20 of 26
Keywords: hydraulic conductivity
Close
Sort by
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-495
... the performance of seepage control system in dam foundations during reservoir impoundment. geologist reservoir characterization piezometer sedimentary rock rock type tunnel permeability structural geology environmental science 861 hydraulic conductivity zone conference strata reservoir...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-534
... believed that the van Genuchten model (VG) parameters α and n are related to pore size distribution (PSD) of soil and can be estimated from PSD data. In this study, correlations are proposed for predicting the VG parameters α and n from hydraulic conductivity K . The VG parameters were obtained...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-520
... moisture content (SMC), dry density, total soil porosity, soil organic matter content (SOM), saturated hydraulic conductivity, soil sorptivity (S), and soil water repellency (SWR) by in situ and laboratory experiments at two depths: 0∼2 cm and 2∼5 cm beneath the soil surface in the low severity (LS) fire...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-532
... flow occurs. The equivalent expressions of the hydraulic conductivity parameters, the continuity equation, boundary conditions and finite element analysis are reduced to a one-dimensional problem of line elements. Two typical examples are applied to investigate the validity and advantages...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-188
... the permeability of three intact rocks (Inada granite, Toyooka basalt, and Shakudani tuff) under confining pressure conditions using the constant-head permeability tester. The test was performed at 22±1°C in a temperature-controlled room. As result, we found that the hydraulic conductivity of Inada granite, which...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-441
.... geologist environmental geology discharge tunnel hydrogeology society iop publishing iop conf hydraulic conductivity transient discharge structural geology reservoir characterization construction deep-buried tunnel tunnel discharge precipitation sedimentary rock rock type geological...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-269
..., and lithological distribution. Based on groundwater inflow data, hydraulic conductivity inversion is performed to obtain the actual permeability of the surrounding rock. Then the proposed numerical method is verified against the results obtained on the site. Finally, the difference between groundwater inflow...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-384
... Abstract This study investigated the impact of drying cracks on the hydraulic conductivity of compacted bentonite–sand blocks to support the construction of buffer barriers in an underground research laboratory for the disposal of China's high–level radioactive waste. The hydraulic...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-008
... of geological disposal of radioactive waste [1]. Aoyagi and Ishii (2018) carried out in-situ tests of the EDZ about its development and hydraulic conductivity in the Horonobe Underground Research Laboratory (URL) at a depth of 350 m. The observations of crack distribution show that EDZ cracks (cracks...
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
... hydraulic head excavation structural geology displacement hydraulic conductivity experiment fracture Hydro-Mechanical-Chemical (HMC) Simulation of Groundwater REcovery Experiment in Tunnel (GREET) Yusuke Ozaki, Masayuki Ishibashi, Hironori Onoe and Teruki Iwatsuki Japan Atomic Energy Agency, Gifu...
Proceedings Papers

Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-184
..., particle size distribution, hydraulic conductivity, solid concentration, compressive strength, modulus of elasticity and slump height have been determined. Statistical analyses are also carried out to examine the significant role of backfill ingredients on the mechanical strength parameters and slump...
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-ARMS8-2014-181
... cement formulation asian rock mechanics symposium arms8 Reservoir Characterization cement chemistry faoverburden mixture cement property casing and cementing hydraulic conductivity composition oxygen diffusion coefficient evaluation metals & mining Upstream Oil & Gas water...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-243
... in the Ventilation Shaft at GL.-145m and in the galleries at -300m depths. Suspension type calcium-silica and solution type water glass were used for post-excavation grouting in the sedimentary rock at Ventilation Shaft. Lugeon values, hydraulic conductivity, water head, and inflow in the zone, assessed pre...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-170
... through the Lattice Boltzmann analysis. In the result, it is clarified that the evaluation by the cubic law of joint opening displacement is valid from safety point of view although the hydraulic conductivity evaluated by the cubic law is slightly different from the numerical one. Furthermore, the flow...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-234
... for both the next Phase and site investigation programs in general are extracted. flow in porous media Fluid Dynamics hydraulic conductivity Reservoir Characterization Upstream Oil & Gas asian rock mechanics symposium arms8 complex reservoir transmissivity distribution saegusa uhfd...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-239
... Abstract Post-failure consolidation was carried out on Kimachi sandstone, Toyotomi siliceous mudstone and Inada granite to clarify whether the increased hydraulic conductivity due to failure decreased by post-failure consolidation or not. The hydraulic conductivity of post-failure consolidated...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-270
... as the system model in Eq. (1) and solved by finite element methods. The governing equation for this model is described as, ? ? ? ?? ? ? ?? ? ? ? ? ? ? , (8) )( )( 1 0 ? ? ? ? ? , (9) where ? is a pressure head, ? is the saturated hydraulic conductivity, ?? is the relative conductivity (0 < ?? ? 1...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-329
... in the Horonobe Underground Research Laboratory. From the results of these surveys, the authors concluded that the extent of an EDZ, the area with a high-density of fractures, resulting in high hydraulic conductivity, was estimated to be about 0.2 to 1.2 m into the rock wall of the gallery. The authors also...
Proceedings Papers

Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-031
...8th Asian Rock Mechanics Symposium ARMS8 14-16 October 2014, Sapporo, Japan Determination of aperture characteristics and hydraulic conductivity of fracture set using core laboratory tests Shang-Shu Zhana* , Zeng-Rax Tenga , Jing-Han Lina , Tai-Tien Wanga and Tsan-Hwei Huangb a National Taipei...

Product(s) added to cart

Close Modal