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Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1776
... geothermal reservoir data acquisition system international journal Upstream Oil & Gas acoustic emission initiation Einstein triaxial loading condition experiment GonÃ§alves da Silva Coalescence propagation loading condition specimen fracture 1. INTRODUCTION Hydraulic fracturing has been...
Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-825
... formation of gypsum karst and oil reservoir acid stimulations. As an initial step to understand groundwater flow and dissolution in fractures and in wormholes, pipe flow is used as a simplified representation of groundwater flow. The extended Graetz solution was developed by Li and Einstein, 2017 to...
Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0784
... also very important in the context of hydraulic fracturing for hydrocarbon extraction. Reservoir Characterization Einstein structural geology hydraulic fracturing specimen shale specimen Neuquen Basin initiation Coalescence geometry Massachusetts Institute maximum stress Vaca Muerta...
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-814
... overall fracturing, its estimation still depends on being able to compensate for known biases. Reservoir Characterization hydraulic fracturing orientation Simulation Upstream Oil & Gas Einstein complex reservoir borehole data information fracture characterization fracture intensity...
Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-487
... compression strength simulation displacement reservoir geomechanics reference point wing crack flaw coalescence specimen crack initiation propagation rock mech einstein upstream oil & gas frock uniaxial compression hydraulic fracturing initiation fracture numerical simulation 1...
Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7528
... process was monitored with both AE and high-speed camera imaging. AE results revealed that although ESEM images show the occurrence of some micro-cracking before macro-cracking, so far it could not be detected by AE. Wellbore Design acoustic emission reservoir geomechanics Einstein specimen...
Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-259
... order to update cost in tunnels construction. Concerning the geomechanical parameters updating it is not known any study to implement a formal updating framework. Artificial Intelligence Einstein lfj test deformability modulus rock mass reservoir geomechanics underground structure...
Paper presented at the DC Rocks 2001, The 38th U.S. Symposium on Rock Mechanics (USRMS), July 7–10, 2001
Paper Number: ARMA-01-0731
... stressingularity is eliminated only by a coplanar shear crack with frictional characteristics identical to those of the flaw. A modification of the initiation model of Bobet & Einstein (1998b) is capable of predicting initiation of the tensile crack and of the shear cracks observed in the laboratory...
Paper presented at the Vail Rocks 1999, The 37th U.S. Symposium on Rock Mechanics (USRMS), June 7–9, 1999
Paper Number: ARMA-99-0049
...; Einstein et al., 1995, Bobet et al, 1999). knowledge management bellwald Case History Einstein Upstream Oil & Gas Reservoir Characterization Jura Mountain Railroad Tunnel opalinus clayshale case history clayshale new development experiment creep construction Invert highway tunnel...
Paper presented at the The 29th U.S. Symposium on Rock Mechanics (USRMS), June 13–15, 1988
Paper Number: ARMA-88-0215
... discontinuum models to study the mechanical response (Cundall and Hart, 1985; Lorig et al., 1986; Goodman and Shi, 1985; Kulatilake, 1985b) and the suggested discrete fracture flow models to study the hydraulic response (Long et al., 1985; Elsworth, 1986; Dershowitz and Einstein, 1987) need possible joint...
Paper presented at the The 28th U.S. Symposium on Rock Mechanics (USRMS), June 29–July 1, 1987
Paper Number: ARMA-87-0433
... applied to rock slope stability (see e.g., Einstein et.al, 1979), rock tunnel stability (Goodman and Shi, 1984), rock mass deformation (Dershowitz and Einstein, 1980), and more recently to groundwater flow (Long et al, 1985) and solute transport (Smith, Mase, and Schwartz, 1985). The approach of all of...
Paper presented at the 19th U.S. Symposium on Rock Mechanics (USRMS), May 1–3, 1978
Paper Number: ARMA-78-0080
... inferences from field data. The relationship of intensity end size to persistence is discussed in an earlier paper (Baecher, Lanney, and Einstein, 1977), as are the findings of an extensive analysis of field data. metals & mining Einstein lognormal target population Rock mechanics civil...
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