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1-20 of 58
Keywords: compressive strength
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Proceedings Papers
Kaiyuan Mei, Liwei Zhang, Yan Wang, Xiaowei Cheng, Quan Xue, Manguang Gan, Xiaojuan Fu, Chunmei Zhang, Xiaochun Li
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-300
... in the reinforcement methods and structure evolutions for the oilwell cement when ScCO 2 invaded it. geologist mineral oilwell cement casing and cementing subsurface storage mc nanoclay evolution invasion nanoclay climate change society iop publishing iop conf modification compressive strength...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-336
... element model, and can better describe the dynamic mechanical behaviour of rock. There is obvious rate dependency in the dynamic strength of rock material, and the dynamic compressive strength of rock increases with the increase of strain rate. The macro fracture of rock mass is the result...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-325
... geological subdiscipline cement issa residue reduction substitution biochar composite compressive strength 11th Conference of Asian Rock Mechanics Society IOP Publishing IOP Conf. Series: Earth and Environmental Science 861 (2021) 072024 doi:10.1088/1755-1315/861/7/072024 Beneficial utilization...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-387
... type and deep strong weathering type. The uniaxial compressive strength of the deep weakened rock mass is only 2.5-25 MPa, which is 70%-90% lower than that of the fresh rock mass. Compared with the natural state, the compressive strength of the saturated rock mass is reduced by 60%-90%. The deep...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-379
... damage is not obvious. With the increase of confining pressure, shale's compressive strength and elastic modulus increase, and its plastic damage gradually become apparent. In the process of triaxial loading, the change of acoustic wave velocity increases first and then decreases. With the increase...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-418
... and samples with fractures at different inclination angles (30°, 45°, and 60°), to investigate the mechanical behavior and failure mechanism of fractured rock samples. According to the experimental results, a more inclined angle of the fractures would dramatically reduce the compressive strength of the sample...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-452
... solidification was conducted. This paper presents the results of the research on the strength of Portland cement-stabilized soft clay with 5%, 10%, and 15% added sand. The results showed that the compressive strength of the cement-solidified clay increased as the sand content increased. The unconfined...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-210
... of the specimens before and after impact is detected by nuclear magnetic resonance system (NMR), and the crack propagation path is extracted. The influence of joint dip angles on dynamic response characteristics of rock-like materials is analyzed from the aspects of dynamic compressive strength, meso damage...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-201
.... Moreover, the crack width is positively correlated to the number of freeze-thaw cycles. With an increase in freeze-thaw cycles, the signal intensity of the T 2 spectrum is considerably increased, and the connectivity of the micropores and fissures is increased. In addition, the peak compressive strength...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-246
... rocks and their relationship with confining pressure, mineral composition, lithology, and lithofacies. The results show that the confining pressure has a significant influence on the elastic modulus and compressive strength of the igneous rock, but an insignificant effect on Poisson's ratio...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-546
... numerical experiments, training, validation and test operation of the rock mechanical properties (compressive strength, Young's modulus, Poisson's ratio and tensile strength), the numerical model quantitative relationship between the actual and input mechanical properties was explored, showing the following...
Proceedings Papers
The Effect of Aspect Ratio of Rock Samples on the Dynamic Characteristics of Rocks Under Shock Loads
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-009
... plate tectonics reservoir characterization structural geology wellbore design strength conference society iop publishing iop conf uniaxial compressive strength geological subdiscipline geologist environmental science 861 reservoir geomechanics sandstone compressive strength characteristic...
Proceedings Papers
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-023
... iop publishing iop conf mahu depression modeling environmental science 861 strength poisson geological subdiscipline conglomerate reservoir fracture software platform mpa conference compressive strength tensile strength 11th Conference of Asian Rock Mechanics Society IOP Publishing IOP...
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 - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-116
.... The failure modes and mechanical parameter sensitivity characteristics of shale under different loading rates were investigated. The relationship between compressive strength and loading rate was generally linear under different conditions of weak plane angles (β), meanwhile, elastic modulus manifested...
Proceedings Papers
Tharaka D. Rathnaweera, Ranjith P. Gamage, Wu Wei, Samintha A. Perera, Asadul Haque, Ayal M. Wanniarachchi, Adheesha K. Bandara
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-257
... to the results, there are significant micro-pore voids inside the proppant mass. When the proppant has a higher degree of porosity, there is a considerable reduction of the compressive strength which is not favourable for hydro-fracturing treatment designs. Moreover, it is clear that the brittleness...
Proceedings Papers
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-013
...Numerical Investigation of Inertia and Friction Effects on Rock Dynamic Compressive Strength Using Split Hopkinson Pressure Bar System Zhu Jian-boa* Liao Zhi-yib and Tang Chun-anb a State Key Laboratory of Hydraulic Engineering Simulation and Safety, School of Civil Engineering, Tianjin University...
Proceedings Papers
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-010
...A Fuzzy Model to Predict the Unconfined Compressive Strength of Singapore s Sedimentary Rocks in Comparison with Multi-regression Analysis Kar Winn Geomotion (Singapore) Pte Ltd, Singapore * [email protected] Abstract Unconfined compressive strength (UCS) of rocks is one of the most important...
Proceedings Papers
Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-011
... using strength and scratching data generated from testing of fourteen rock samples covering rocks strength range. The measured unconfined compressive strength (UCS) and scratching resistance strength (SRS) data were located in the same region of similar laboratory data obtained by other researchers...
Proceedings Papers
Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-048
... structural geology reservoir geomechanics strength Reservoir Characterization Upstream Oil & Gas Ishida october 2014 material parameter stress-strain curve marine structure sandstone compressive strength consolidation stress Artificial Intelligence asian rock mechanics symposium arms8...
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