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1-20 of 303
Keywords: compressive strength
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Proceedings Papers
An Innovative Combination of Scratch Test and Weibull's Statistical Fracture Theory
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0035
... and sandstone, and the statistical analysis of the experimental results is carried out detailly, which further reveals the longitudinal heterogeneity of Uniaxial Compressive Strength (UCS) of the rock samples. Besides, the original tensile stress state of Weibull distribution is extended to a compressive stress...
Proceedings Papers
Appraisal of Boreability Characteristics of Rocks to Estimate the TBM Advancement
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0982
... geological subdiscipline yagiz fracture bruland boreability characteristic relation excavation igneous rock strength resistance orientation compressive strength brittleness reservoir geomechanics conveyance tunnel estimate tunnel penetration tensile strength university appraisal rock...
Proceedings Papers
High-Performance Lightweight Cements: A Review
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0946
... drilling operation engineering compressive strength lightweight cement slurry lightweight cement application lightweight cement formulation drilling fluid property well control cement property cement slurry strength zonal isolation elkatatny journal ARMA 24 0946 High-Performance...
Proceedings Papers
Predicting Strength Properties Applying Machine Learning Techniques for Highly Heterogeneous Microbial Limestones from Brazilian Pre-Salt Reservoirs
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-1066
... Compressive Strength (UCS) in relation to porosity and shear envelopes. This approach aimed to unveil intricate patterns and dependencies within a broad spectrum of limestone porosity levels. By harnessing the power of machine learning, the study sought to derive robust correlations that encapsulate...
Proceedings Papers
Molecular Dynamics Modeling of Effects of Water and Temperature on Rock Strength
Available to PurchaseLi Liu, Xinlong Li, Wenhao He, Runqing Zhang, Yongxin Li, Gaojian Fan, Ran Ji, Huaizhong Shi, Chao Xiong
Publisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0980
... of the difficult problems for many scholars. In order to solve this problem, a Molecular dynamics model is used to analyze the mechanism of rock strength degradation. The compressive strength, tensile strength, Young's modulus and Poisson's ratio of quartz crystals with different water content and temperature were...
Proceedings Papers
Investigation on the Setting Time Improvement of Geopolymer Cementitious Material Developed for Pumpable Roof Supports
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0998
...-supporting capacity of the GCM containing different types and dosages of additives. The rheology, compressive strength, tensile strength, and toughness of the GCM at different conditions were evaluated. X-ray diffraction (XRD) analyses were also performed to study the effect of the additives on the phase...
Proceedings Papers
The Perlite Usage in High Density Oil-Well Cement
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-1040
... high pressure and high temperature to examine their effect on the oil-well cement properties such as compressive strength, viscosity, permeability, and particles settling. The findings demonstrated a significant enhancement in oil-well cement properties with the addition of perlite. Integrating perlite...
Proceedings Papers
Enabling Geomechanical Insights from Drilling Data: Automated and Data-Driven Proxy Mechanical Earth Modeling
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-1089
... and drilling data-driven workflow is proposed. This involves a systematic exploration of the relationship between mechanical specific energy (MSE) and unconfined compressive strength (UCS) to identify the most relevant MSE to UCS model(s). The workflow includes data segmentation for scaling and fine-tuning...
Proceedings Papers
A Wellbore-Reservoir Coupled Model and its Application in Sand Production Prediction During Sandstone Geothermal Exploitation
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0119
... reservoir stability application criteria production control mpa compressive strength engineering production monitoring stability journal sandstone reservoir sand production prediction ARMA 24 0119 A Wellbore-reservoir coupled model and its application in Sand Production Prediction during...
Proceedings Papers
Mechanical and Hydraulic Characterization of 3D Printed Rock Analogues of Poorly Cemented Sandstone
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0115
... Darcies, again consistent with poorly cemented sandstones. 1. INTRODUCTION Implementation of engineering solutions in geomaterials often necessitates a comprehensive hydromechanical characterization, which involves destructive tests using multiple samples, such as uniaxial compressive strength (UCS...
Proceedings Papers
Rock Mechanical Characterization of Epoxy-Based Grouted Sandstone
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0155
... cementitious material mixture was used for the pre-and post-grouting of fractured sandstones to evaluate the mechanical integrity through uniaxial compressive tests. In the results, the uniaxial compressive strength ( UCS ) of treated samples was altered with the grout material appearing to seal the rock...
Proceedings Papers
Mechanical Performance of One Latex Cement System for Thermal Storage Wells
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0248
... cement chemistry cement property strength uniaxial compression uniaxial compression gpa deformation experiment latex cement system compressive strength integrity specimen degradation mpa poisson mechanical performance cycling ARMA 24-0248 Mechanical Performance of One Latex Cement...
Proceedings Papers
Laboratory Study on the Strength Deterioration Characteristics of Solid Potash Ore Samples in Moist Environment
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0306
... contents were prepared in the laboratory. Then, the uniaxial compressive strength test and other indoor tests were carried out on these potassium salt specimens, and the test results were obtained and analyzed in depth. The results show that the potassium salt ore sample exhibits typical plastic...
Proceedings Papers
Damage Evolution of Sandstone Under Cyclic Loading for Underground Gas Storage
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0400
... curves and hysteresis loop. Damage variables D are introduced to quantitatively analyze the damage behavior of sandstone at different frequencies and amplitudes. The results show that the compressive strength of sandstone is affected by amplitude and frequency. On the one hand, the higher the amplitude...
Proceedings Papers
Experimental Study on Wall Stability of Acid-Etched Fractures Carbonate Reservoir
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0474
... of some areas increased after acid etched. The main reason for the increase in strength is that the calcite is dissolved by the acid solution, while the dolomite covering the bottom is exposed, and the dolomite strength is higher than the calcite strength. The compressive strength of the dolomite...
Proceedings Papers
Development of a Methodology for Predicting the Strength of Intact Bentonitic Shale and Gypsiferous Siltstone Using Fragments and Micro-Indentation Modulus Testing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0437
... as cohesive or cohesionless geomaterial with unconfined strength ranging from 0.5 to 5-10 MPa or penetration blowcounts at 60% energy for a standard split-spoon sampler of 50-150 1 . The transition between soil and IGM may be noted by increased compressive strength at the 0.5 MPa threshold, while...
Proceedings Papers
Bentonite Prehydration and its Impact on Cementing Job Execution
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0490
... wellbore integrity. Laboratory experiments analyzed various prehydration methods' effects on cement slurry properties like fluid loss, rheology, and compressive strength. Field case studies assessed real-world applications and practical benefits. Comparative analysis of prehydration techniques...
Proceedings Papers
Characteristics of Hydraulic Fracture Height Growth in Deeply Layered Coalbed-Mudstone Reservoir
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0560
... bed methane geological subdiscipline hydraulic fracture tensile strength reservoir characterization compressive strength viscosity junggar basin toughness fracture penetration rock type fracture toughness reservoir geomechanics fracture strength experiment fracture morphology ARMA...
Proceedings Papers
Confinement Effect on Operating Limits of TBM Based on a Theoretical Model for Rock Indentation
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0687
... for by the increases in compressive strength with lateral confinement. In comparison to CSM model, the model predictions require three extra parameters: confinement, the simplified cavity shape that relates to the cutter shape and the ratio between damage zone size and cutter spacing. The three parameters can...
Proceedings Papers
Effect of Physical Properties on the Mechanical Behavior of Wyoming Siltstone Under Uniaxial and Triaxial Compression
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0706
... ABSTRACT: Mechanical properties of siltstone such as compressive strength and Young's modulus are commonly used in the design of geotechnical structures. This paper highlights the effect of physical properties (i.e., porosity) and environmental conditions (i.e., water content and confining...
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