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Keywords: orientation
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Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-462
... of wellbore stability problems or lost circulation events are likely, it is important to establish the limits of a safe operating mud window by utilizing a geomechanical model that incorporates the pore pressure, the stress magnitudes and orientations, the rock strength, and the well trajectory. This paper...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-479
... relationships between fracture system geometry and underlying geologic mechanisms. The model employs Poisson plane and line processes as well as random spatial rotation and translation to represent fracture orientations, intensity, and relations to major geologic structures. The model is implemented...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-464
... is obtained from the results of triaxial compression tests. The analyses show that certain well and perforation orientations will be vulnerable to sanding, but that other well and perforation orientations are expected to remain stable even after repeated injection and shut-down cycles. 1. INTRODUCTION Wells...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-457
... the paper was presented. ABSTRACT: Because the integrity of the wellbore plays an important role in many well operations, this work focused on studying the complex problem of the stability of multilateral junctions at different orientations in a three-dimensional anisotropic in-situ stress field, based...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-504
... of well inclination/orientation, perforation orientation, reservoir pressure depletion and water-cut on sand production potential was evaluated. The study shows that sand production is unlikely in the early stage of production for all the fields. However, sand production is likely to occur in some...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-499
... Upstream Oil & Gas pore pressure prediction reservoir geomechanics seismic data mud weight safe mud weight minimum safe mud weight pressure prediction orientation mud window velocity uncertainty shale seismic velocity column height Reservoir Characterization strength...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-552
... image understanding discontinuity information Artificial Intelligence orientation information point cloud scanner digital imaging rock surface dip direction Upstream Oil & Gas accuracy rock face characterization Engineering fracture trace digital image Laser Scanner 1...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-540
... Reservoir Characterization orientation well logging shear zone Upstream Oil & Gas physical property borehole San Andreas pilot hole macroscopic fracture breakout log analysis velocity anisotropy polarization direction Geophy Parkfield granite stress-induced seismic velocity...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-519
... real time system Upstream Oil & Gas dimension Artificial Intelligence orientation hydraulic fracturing displacement machine learning fracture dimension tiltmeter measurement procedure fracture orientation treatment efficiency real-time estimation inversion hydraulic fracture...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-575
.... Artificial Intelligence US government metals & mining Upstream Oil & Gas Discontinuity orientation discontinuity photography Engineering accuracy prediction variation ROCK mass CHARACTERIZATION stability rock mass image understanding orientation variability modeling program point...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-514
... and the other being a strike-slip fault environment. To evaluate the suitability of both sites, consideration must be given to the repository permeability, depth, footprint layout and tunnel stability. All of these factors are influenced by the stress magnitudes and orientation; hence every effort must be made...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-629
... Modeling & Simulation displacement wellbore orientation reservoir geomechanics strength Upstream Oil & Gas prediction Reservoir Characterization orientation Pariseau orthotropic elastic symmetry bedding heterogeneity plane symmetry evaluation anisotropy wellbore in-situ...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-521
... is a soft, inflatable stress measurement instrument that measures the strain changes on the wall of a borehole induced by stress changes in the rock mass. In each instrument, eighteen electrical resistance strain gauges of various orientations are pressure bonded directly onto the borehole wall. A multiple...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-634
... reduction at high permeability. 4.2. Effect of Permeability Anisotropy Permeability anisotropy has a significant impact on horizontal well production. Depending upon the directions of three principal components of the permeability tensor, generally an optimal orientation exists for horizontal well drilling...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0105
... . Orientation of the plane of transverse isot ropy in Re- gion 2 (sec Figure 3), in Sifll state of stress and interface orien- tation for the examples consi dered. Example Orientation of the plane of transverse isot- ropy (Region 2, Fig. 3) Oi~dir/di~ ='Jt.'1!. 135/45 2 180/45 150/60 4 135/45 180/4 5 6 150/60...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0113
... developed in brittle faults, reflecting the geometry of the strain field and, eon- sequenUy, the orientation of the principal stresses (Mandl 1988, 1999). The brittle rock defonnation, such as particle size reduction by crushing of grains and reorientation of grains by shearing, generates the characteristic...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0675
... ABSTRACT ABSTRACT: This paper presents a case study whereby oriented borehole data were used to characterize a rock mass. In particular the influence of random joints in the resulting block size distribution is investigated and its implications discussed. The analysis can contribute...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0353
... veining, both of which diminish with depth. Several in situ stress measurements have revealed a fairly low stress environment; the magnitudes and orientations of the principal stresses are provided in Table 1. The sub-vertical stress is the mininimum principal stress. The orientations of the major joint...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0737
... of a true triaxial homogeneous state of compressive stresses (s 1 > s 2 > s 3 ). The samples were loaded in such a way that the maximum principal stress (s 1 ) was oriented at angle ß=90° to the foliation planes (which is the direction of the highest compressive strength), or at angle ß=30...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0659
... involves the transforma- tion of initial variables. Often in cluster analvsis. the initial variables in a data set cannot be format (Lumelsky 1982). This is because of the differences in natures of variables, measurement scales, and variable ranges. For discontinuity data, for example, the orientation...
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