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Keywords: laboratory experiment
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Proceedings Papers

Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0736
... on proppant placement during fracturing. Currently, laboratory experiments are an important method to study proppant transport (Isah et al., 2021). In laboratory experiments, the fracture is often simplified into a plate model, and the proppant is injected from one end of the plate fracture to observe...
Proceedings Papers

Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0055
... geological subdiscipline permeability productivity sdagm particle cundall laboratory experiment aperture uncoated microproppant production enhancement ARMA 24 55 Production Enhancement by Microproppants: Concept Proof using Laboratory Experiment and Numerical Modeling Yanhui Han, Feng Liang...
Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0111
... results from laboratory experiments in which a signal of AE is transmitted through the material to measure the arrival time at different sensors located in the sample. The objective of the model is to better understand the physics of wave propagation and attenuation in the medium, which cannot be directly...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0402
... ABSTRACT: The study presents an analysis of the back-stress effect on precise determination of in-situ stresses in a model samples in laboratory experiments on hydraulic fracturing. Main stage of this study included the determination of the fracture closure pressure using standard methods...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0621
... characterization gerya algorithm nucleation journal lvd clvd experiment sandstone mechanism solid earth structural geology sensor seismicity geophysical research laboratory experiment fracture berea sandstone equation simulation acoustic emission 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-2022-0456
... of the pore fluid and drainage condition is anticipated. Variation of the b -value might be one of the prognostic features for the transition between steady-rate and accelerating creep. Accurate representation of the in-situ condition in laboratory experiments is required for capturing the inelastic response...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1635
... design validation stress shadow effect geomechanics symposium hydraulic fracturing model sequential hydraulic fracturing block 6 geomechanical condition experiment laboratory experiment ARMA 21 1635 Advanced eXtended Finite Element Method Hydraulic Fracturing Model for Optimizing Hydraulic...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1677
... of laboratory experiments are carefully designed to benchmark the potential of utilizing small-diameter Radial Jet Drilled (RJD) laterals in directing hydraulic fractures. Numerical simulation of the experiments is performed to predict the geometry of the induced fracture as well as examining the experiment...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1772
... conducted bench-scale laboratory experiments, creating a radial temperature distribution with temperatures up to 200 °C in a bentonite column to obtain a comprehensive set of characterization data and monitoring measurements. Two test columns were used, a control column undergoing only hydration...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1699
... laboratory experiments. They showed well comparable results for two comparative cases of stable and unstable conditions. We then performed a parameter sensitivity analysis to identify the influential parameters on internal stability against a washout behavior and showed it is the effect of particle size...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1734
... ABSTRACT: Hydraulic fracturing is commonly used to enhance the production of hydrocarbon reservoirs, particularly that of unconventional reservoirs. Field data from hydraulic fracturing treatments is scarce and often difficult to interpret. Thus, laboratory experiments and numerical...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0268
..., it is necessary to determine the formation mechanical properties through laboratory experiments and use them as basic parameters for calculation. However, limited core experiments are difficult to fully reflect the formation characteristics, and affect the accuracy of the results. Therefore, based on experimental...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-927
... the feasibility of this technique quantitively. We conduct laboratory experiments to test the breakdown pressure of water-saturated coal rock samples treated with LN. The results indicate that the breakdown pressure for a LN ice-temporary-blocked coal specimen increases significantly compared with an untreated...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1099
... heating, sand grains and bitumen mixing, and core packing under the axial compression. Some laboratory experiments such as tests of porosity, uniaxial compression, and SEM were conducted to compare the difference petrophysical properties between synthetic oil sand cores and natural oil sand samples...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-672
... can determine absolute magnitude of 3D in-situ stress. The theoretical relationship between the core expansion and rock stress has been verified through the examination of core samples prepared in laboratory experiments and retrieved field cores. reservoir geomechanics absolute magnitude...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0698
... the relevant inter- and intragranular contact mechanics. In this paper, challenges in building models, calibrating the required model parameters, and analyzing the results of simulations, are described. The numerical results are compared with controlled laboratory experiments on three different sandstones...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-370
... for this ‘upscaling factor’, an analysis is presented of different laboratory experiments conducted by NAM on samples of the Groningen field. In the mentioned studies, the result of the 1 st loading cycle is generally used for the compaction calculations, while in the 2 nd and subsequent loading cycles a lower...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-511
... these reasons, the thermo-mechanical response of rocks has been investigated in numerous in situ and laboratory experiments. Various in-situ heater tests were published from the KAERI Underground Research Tunnel (e.g. Kwon et al., 2013), the Stripa mine and Äspö in Sweden (e.g. Chan et al., 1981; Andersson...

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