1-17 of 17
Keywords: parametric study
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1631
... in this paper is a semi-analytical solution for linear elastic stress and displacement fields for a noncircular borehole based on complex variable method. To gain a better understanding of the effects of noncircular borehole geometry on borehole stability and hydraulic fracture initiation, a parametric study...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1998
... geothermal reservoir Simulation US government explosion stimulation experiment standoff distance multiple energetic source laboratory hydraulic fracturing waterless stimulation contour geometry damage zone deformation parametric study strain rate PMMA Lawrence Livermore national laboratory...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-1021
... ABSTRACT: Fully grouted rock bolts are considered the most economical support system for exposed unsupported rock in various mining operations. The paper presents parametric study of an underground metal mine with the horizontal cut-and-fill method of mining at the depth of 150 meters from...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0358
... dividing the entire rock mass model into cubes. The fracture intensity (P 32 ) of each specimen was measured. A series of parametric studies including dip angle, dip direction, Fisher constant K, size of rock mass model, shape of rock mass model, specimen volume, fracture diameter, and P 32 were...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-860
... synergistic interaction Geothermal application energetic simulation Scenario situ stress permeability Stimulation Technology parametric study vorobiev 1. INTRODUCTION Dynamic fracture stimulation methods based on the detonation/deflagration of energetic materials may provide an alternative...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-720
... parametric study anchor point stiffness numerical model 1. INTRODUCTION Commonly, gold deposits in Nevada are found in highly fractured and faulted ground. Ground containing a large number of faults and fractures tends to be more susceptible to squeezing and moving. As ground squeezes and moves, safety...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-007
... and the deformability of a rock bolt are also discussed in this paper. parametric study joint location rock bolt length rock bolt stress evolution loading boundary pullout test cable axial force upstream oil & gas grouted rock bolt tunnel rock bolt element reservoir characterization analytical...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7161
... in the three-dimensional Particle Flow Code (PFC3D) and the detailed parametric study indicates that the moment contribution to the contact stresses is a major factor affecting the UCS/T ratio of PFC specimens. After decreasing the moment contribution parameter to be smaller than 0.5, a wide range of UCS/T...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-124
... is very complicated, because fracture geometry and mechanical behavior are length scale dependent. However, this scale dependency has not been not fully analyzed. The main objective of this research is to perform a comprehensive parametric study on the effects of fracture geometry and length...
Proceedings Papers

Paper presented at the 43rd U.S. Rock Mechanics Symposium & 4th U.S. - Canada Rock Mechanics Symposium, June 28–July 1, 2009
Paper Number: ARMA-09-200
... parametric study to examine the influence of stope undercutting on its wall overbreak using geomechanical data from the Lapa mine of Agnico Eagle Mines Limited. 1. INTRODUCTION Dilution is defined as the contamination of ore with either barren waste or material with mineralization below the cutoff grade...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-081
... to delayed production and increased operational cost. A number of factors may influence the stability of haulage drift. In this paper, the stability of the haulage drift is examined through a nonlinear numerical model parametric study of a typical mining layout most commonly adopted in Canadian underground...
Proceedings Papers

Paper presented at the Golden Rocks 2006, The 41st U.S. Symposium on Rock Mechanics (USRMS), June 17–21, 2006
Paper Number: ARMA-06-967
... not been extensively validated. A particular challenge will be design in The previous models were designed to investigate the influence of friction angle, joint spacing, joint orientation, and degree of rounding of block corners. Although these parametric studies (36 and 72 parameter combinations...
Proceedings Papers

Paper presented at the Vail Rocks 1999, The 37th U.S. Symposium on Rock Mechanics (USRMS), June 7–9, 1999
Paper Number: ARMA-99-0177
... temperature is solely due to twodimension thermal conduction. After verification, numerical experiments demonstrate that the distribution of underground temperature significantly depends on the thermal conductivity of undergroUnd rock. Parametric study illustrates that the anisotropy of thermal conductivity...
Proceedings Papers

Paper presented at the The 35th U.S. Symposium on Rock Mechanics (USRMS), June 5–7, 1995
Paper Number: ARMA-95-0915
... ABSTRACT: The paper present the results of parametric study carried out for analysis of 150 m high non-overflow concrete gravity dam resting on rock foundation having zones of varying modulus of deformation of rock material taking different width depth combinations of foundations...
Proceedings Papers

Paper presented at the The 33rd U.S. Symposium on Rock Mechanics (USRMS), June 3–5, 1992
Paper Number: ARMA-92-0429
... ABSTRACT: We study the possibility of damaging of the annular cement, in an oil well, under mechanical or thermal loading, using analytical modeling. A parametric study is made. The cement-casing interface is shown to be in several cases subject to a maximum additional stress, in particular...
Proceedings Papers

Paper presented at the The 25th U.S. Symposium on Rock Mechanics (USRMS), June 25–27, 1984
Paper Number: ARMA-84-0792
..., an extensive parametric study was performed by the first author [7]. drag bit cutter Rock mechanics Upstream Oil & Gas finite element simulation hydraulic fracturing fracture mechanics singularity parametric study investigation Artificial Intelligence stress intensity factor chip...
Proceedings Papers

Paper presented at the The 21st U.S. Symposium on Rock Mechanics (USRMS), May 27–30, 1980
Paper Number: ARMA-80-0566
... INTRODUCTION ABSTRACT A specific technique from the statistical theory of design of experiments is applied to a numerical parametric study in rock mechanics. The parametric study involves excavation of an underground cavern with seven parameters. Each parameter is assumed to take on two...

Product(s) added to cart

Close Modal