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Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-2051
... government national laboratory sandia national laboratory wellbore monoblock new mexico plane sensor configuration borehole lab-scale energetic stimulation robey perpendicular ARMA 22-2051 Fracture Detection of Lab-Scale Energetic Stimulation Robey, R.E. and Pope, J.S. Sandia National...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-2318
... geomechanics wellbore design experiment reservoir characterization split hopkinson pressure bar sensor bar drop impact system kim shear strength specimen mpa brake sensor shpb shear characteristic incident wavelength direct shear behavior ARMA 22 2318 Laboratory Test on Direct Shear Behavior...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0386
... slurry pressure cement formulation upstream oil & gas reservoir characterization steel cylinder cement chemistry cylinder mpa sensor cement lateral reservoir geomechanics cement paste integrity shrinkage time cement sheath cement shrinkage piston ARMA 22 386 Experiment study...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0406
... for an accurate estimation of stimulated reservoir volume and efficient design of the deep underground stimulation operation. fracture reservoir characterization upstream oil & gas sensor mechanism well intervention experiment evolution geophysical signature permeation borehole hydraulic...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0430
... be integrated with existing slope monitoring systems or installed separately as a part of routine mine observations. rockfall engineer spillover limitation metals & mining resolution thermal imaging video sensor mmp arizona rockfall detection wellman detection milestone mobile monitoring...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0166
... upstream oil & gas hydraulic fracturing dataset rockburst artificial intelligence accuracy nazarbayev university diameter algorithm sensor deep learning wave velocity prediction maksut reservoir characterization information regression suorineni experiment ARMA 22-166 A Machine...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0013
.... The microseismic monitoring system helps to detect, locate and identify seismic events in underground mines, and therefore they are essential part of the rockburst understanding mechanism. sensor rockburst seismicity ae sensor upstream oil & gas cube diameter experiment metals & mining...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0296
... emissions (AE), and gas/liquid tracer migration through salt around twin heated/unheated borehole arrays. Here, we present AE results from thermal cycling experiments performed May - July 2021, during which the heater was pulsed several times followed by two longer heated periods. Sixteen AE sensors were...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0621
... experiment sandstone mechanism lvd fracture upstream oil & gas reservoir characterization gerya algorithm nucleation sensor berea sandstone simulation acoustic emission solid earth geophysical research clvd laboratory experiment equation ARMA 22-0621 A Study of Progressive Failure...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0550
... fracturing strength rock-concrete interface upstream oil & gas reservoir characterization mortar specimen rock mechanic international journal mining science tensile loading investigation sensor microcrack engineering granite fracture characterization interface tensile strength...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0715
... of the slope and other instruments such as tiltmeters and moisture content sensors. In addition to long-term strain and temperature measurements, the system can also sense acoustic vibrations and can be used to make active and passive seismic surveys to give a comprehensive 3D picture of the subsurface state...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0706
... AE sensors to derive a physical representation of the seismic sources. We show that quasi-static deformation can be measured using distributed measurement methods that show evidence of strain localization. Fiber optics show complex spatial distribution in strain near failure due to shear fracture...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1395
... ABSTRACT: In rock mechanics laboratory experiments, single-component acoustic emission sensors are commonly employed to monitor the failure process of rock, and from which basic information such as fracture types and location can be extracted. However, the spatial information of particle...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1801
... granite breakdown pressure evolution reservoir characterization engineering borehole mpa sensor injection rate fracture ae event amplitude ARMA 21 1801 Acoustic Emission Source Mechanisms Evaluation of Hydraulically Induced Fractures in Brittle Rocks Butt, Awais Colorado School of Mines...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2031
... waveforms, velocity structure, and several stations to cover the event in a proper triangulation pattern. In this research, we first use the Akaike information criterion (AIC) to pick up the P-wave arrival time, and then using a constant velocity model and 8 nano-30 AE sensors we try to locate the spatial...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1724
... Abstract We have monitored the mine-scale, hydraulic stimulation experiment STIMTEC-X in real-time using an adaptive, high-resolution seismic monitoring network. We installed AE hydrophones in addition to regular AE sensors and accelerometers used during the prior STIMTEC experiment. Location...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1947
... surveys and convergence measurements) and from embedded sensors (deformation and pore pressure measurements). Different sensors, from extensometers and inclinometers to fiber optics and deformation gauges, will be installed. A multi-physical assessment of the fracture network around the intersection...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1166
... characterization bi-wing fracture horizontal fracture reservoir geomechanics orientation borehole minimum in-situ stress rock formation fracture run 4 packer algorithm tensile strength run 1 inversion algorithm upstream oil & gas impression packer mpa sensor in-situ stress ARMA 21 1166...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1927
... underground. As supercritical carbon dioxide is an immature liquid applied in reservoir fracturing, hydraulic fracturing is the comparison undertaken in this experiment. Sixteen acoustic emission sensors are stick on the cubes’ surface, and full AE waveforms of each sensor are recorded at 3MHz sampling rate...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2028
... sensors and controls the UAV's movement based on a map of the mine and mission specifications that direct the UAV. The technology developed through this project, which is partially funded by the National Institute for Occupational Safety and Health (NIOSH), will reduce personnel exposure to unsafe...

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