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Keywords: MPa
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Proceedings Papers
Test and Numerical Simulation Study of Limestone Crack Seepage-Stress Coupling with High Seepage Pressure
Available to Purchase
Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-049
... Modeling & Simulation Fluid Dynamics high seepage pressure specimen hydraulic fracturing seepage pressure axial strain seepage permeability coefficient fracture osmotic pressure Upstream Oil & Gas formula experiment MPa deformation limestone crack seepage-stress coupling Rock...
Proceedings Papers
Modelling Dynamic Loading on Backfilled Stopes in Sublevel Stoping Systems
Available to Purchase
Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-059
...;Yumlu 2001; Caceres Doerner 2005). metals & mining Displacement Contour CRF stope sudden loss knowledge management Simulation contour loading Canada strength vertical stress contour sublevel fracture stope confinement MPa secondary stope tensile stress development Rock...
Proceedings Papers
Experimental Study on Creep Behavior of Sandstone with Pore Water Pressure and its Constitutive Modeling
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Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-020
... pressures and pore pressures. Engineering sandstone creep creep deformation Reservoir Characterization Chinese Journal MPa creep behavior deformation Upstream Oil & Gas porosity effective stress pore water pressure stress level Nishihara model reservoir geomechanics pore pressure...
Proceedings Papers
Mechanical Characteristics of High-Temperature Tunnel Based on Analytical Method
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Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-104
... stress mechanical characteristic production monitoring renewable energy hydropower station analytical solution analytical method equation thickness direction high-temperature tunnel thermal conductivity MPa tensile stress tunnel compressive stress internal water pressure Rock...
Proceedings Papers
Failure Characteristics of two Porous Sandstones Subjected to true Triaxial Testing
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Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-012
... Testing failure mode MPa porous sandstone compaction band Haimson reservoir geomechanics criterion sandstone Bentheim sandstone failure-plane angle Magnitude Rock Characterisation, Modelling and Engineering Design Methods Feng, Hudson & Tan (Eds) © 2013 Taylor & Francis Group, London, ISBN...
Proceedings Papers
The Study on Rock Stability and Optimization of Construction of LPG Underground Storage
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Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-150
... & Gas sidewall Downstream Oil & Gas stability excavation construction main cave rock quality bolt length support parameter MPa storage lpg underground storage Artificial Intelligence displacement optimization maximum displacement rock stability plastic area plastic element...
Proceedings Papers
Simulation and Research on the Unloading Mechanics Parameter of Jointed Rock Mass
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Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-086
... result hydropower station rock mechanics parameter mechanical property rock mass jointed rock mass wellbore integrity Engineering strength parameter MPa dip angle joint rock mass stress-strain curve connectivity rate Rock Characterisation, Modelling and Engineering Design Methods Feng...
Proceedings Papers
Investigation On Creep Behavior of Salt Rock Under High Temperature With Impression Technique
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-024
... stress (in the range of 30- 65 MPa) and at temperatures in the range of 250 -350 c° . Assuming a power law relation between the creep rate and applied stress, values of 3.28 and 4.72 are obtained for stress exponent (n) at low and high temperatures whereas the range for Q value (activation energy...
Proceedings Papers
Simulation of Multiple-Step Loading Triaxial Compression Test On a Mudstone By a New Damage Model
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-054
... pressure due to previous plastic deformations in the specimen for various types of rock. will be desirable and give more validity to this test method. As a result, in this study, attempts are made to propose a Multiple-step Loading Damage Model, hereafter denoted as MLD model, on a mudstone (qu=6-8 MPa...
Proceedings Papers
Mechanical Properties of Siliceous Rocks Around the Horonobe URL From Triaxial Compression And Isotropic Consolidation Tests
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-049
... URL horonobe url MPa siliceous mudstone overburden pressure mechanical property isotropic consolidation test hydrostatic pressure ISRM-Sponsored International Symposium on Rock Mechanics: Rock Characterisation, Modelling and Engineering Design Methods 1 INTRODUCTION As part of the research...
Proceedings Papers
Behaviour of Singapore Rocks Under Uniaxial & Triaxial Loading
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-009
... the fracturing characteristics of the rocks. Triaxial tests are performed at five different confining pressures, namely 5, 10, 20, 30 and 40 MPa. Petrographical analysis is done to study the physical fracturing degree and mineralogy of the samples. In addition, the physical properties of the rocks are determined...
Proceedings Papers
A Three-dimensional Strength Criterion Based On True Triaxial Testing of Rocks
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-004
... reservoir geomechanics criteria Chang brittle fracture Upstream Oil & Gas plane intermediate principal stress compression Reservoir Characterization criterion MPa Strength Criterion triaxial strength criterion true triaxial testing fracture strength specimen Mogi Haimson...
Proceedings Papers
Effects of Discontinuities Dip-Direction On Anisotropy Strength
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-019
.... A typical stress-strain response of the tested intact shown in figure 2. of classification of dip- s of the otropy and the specimens he specimens to simulate the sample specimen in the upper These dip direction degrees. Tri- at . The applied .5 and 3.5 MPa ns are , and treated specimens is The results...
Proceedings Papers
Experimental Study of the Temperature Effect On the Mechanical Behaviour of Anisotropic Rock
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-040
... reservoir geomechanics strength axial strain radial strain different temperature structural geology volumetric strain loading orientation MPa Tournemire shale Reservoir Characterization orientation anisotropic rock investigation mechanical behaviour bedding plane Upstream Oil...
Proceedings Papers
Effects of Intermediate Principal Stress On Compressive And Tensile Strengths of Sandstones
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-055
... load frame. Lateral stresses with different magnitudes are applied on two mutually perpendicular directions(σ 2 ≠σ 3 ),and varyingfrom 0 upto 17 MPa. The axial stress (σ 1 ) is increased until failure. The results are presented in form of octahedral shear strength (τ oct ) vs. mean stress (σ m...
Proceedings Papers
Effects of Cyclic Loading On Mechanical Properties of Salt
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-046
... wellbore integrity cyclic loading reservoir geomechanics strength rock salt surface subsidence Reservoir Characterization Upstream Oil & Gas strain-time curve Wellbore Design cavern specimen MPa loading GPa storage cavern cavern closure creep test viscoplasticity cyclic...
Proceedings Papers
Response of Some Lined Tunnels Within Original HB And Equivalent MC Rock Masses
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-095
... MPa. 0 1 2 3 4 5 0 5 10 15 20 25 Tunnel wall displacement [mm] p i [ M P a ] Ground Reaction Curve Support Characteristic Curve Figure 2: Rock-support interaction curves. The intact rock has a uniaxial compressive strength of ci=50 MPa, Young's modulus Ei=37.5 GPa and HB constant mi=12. The rock mass...
Proceedings Papers
Study On In-Situ Stress Distribution Law In Deep Underground Coal Mining Areas
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-026
... are dominated by horizontal stresses, the tectonic stresses take absolute predominance, with the maximum horizontal principal stress up to 42.19 MPa, and the minimum horizontal principal stress up to 22.8 MPa. However, the in-situ stress fields are dominated by gravity stresses in Huainan and Pingdingshan coal...
Proceedings Papers
Study On Optimum Design of High And Steep Slope In Deep-depressed Open Pit Mine
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-135
... metals & mining displacement Earthquake machine learning ground transportation optimum design rail transportation design plan production cost slope rock mass MPa Artificial Intelligence stability analysis analysis result rock mass mechanical parameter safety limit...
Proceedings Papers
State of Stress Assessment For the Picote II Underground Powerhouse Design
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Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-043
... and are unable to regulate the incoming flows. Reservoir Characterization testing programme horizontal stress excavation construction powerhouse cavern Test Location MPa interpretation stress assessment information borehole underground powerhouse Picote II river reservoir geomechanics...
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