1-20 of 496
Keywords: pore pressure
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 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0049
... a depleted reservoir. To calibrate the model, measured pore pressure data, logging data, and drilling events were used to accurately interpret pore pressures in offset wells. A fracture gradient model incorporating wellbore strengthening was applied to reduce the risk of losses in the depleted...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0078
... determination XLOT stress measurement reservoir geomechanics pore pressure uniaxial strain model minimum stress stress Profile lithology in-situ stress small strain stress contrast 1. INTRODUCTION Determination of in-situ stress is important for many engineering applications such as wellbore...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0066
...) and reduce the overall level of uncertainty by a factor of three, with most gain made on the minimum horizontal stress, horizontal stress anisotropy ratio, pore pressure, and rock tensile strength parameters. Inversion results also reveal the heterogeneity of the conditions experienced by the tests...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0041
... sensitive to pore pressure and called for significant depressurization to reduce risk and support an acceptable toe to crest, overall slope factor of safety. In order to address the depressurization requirements and support the new design implementation, FMI Chino Mines implemented an aggressive program of...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0123
... surface movement masoudian coalbed methane Fluid Dynamics pore pressure subsidence geology equation 1. INTRODUCTION Ground surface movement is defined as the subsidence or uplift of landforms due to changes in surface or subsurface conditions. While many natural and anthropogenic processes can...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0113
... ABSTRACT: Fractures shows strong stress sensitivity when the effective stress changes. Oil production causes the decrease of pore pressure and then leads to the change in subsurface stress. Re-open or closure of fractures bears significant influence on the fluid flow and oil production. The...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0029
... region of stratum and combining with the Mohr-Column failure criterion and rock tensile fracture criterion, the prediction model for fracture pressure in shallow stratum of deep water area is established. To verify the accuracy of the model, the pore pressure coefficient under the action of deviatoric...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0069
... of wide cleats would not only enhance gas production rates by providing the microbes with more surface areas, but also boost subsequent flowrates of methane. Artificial Intelligence complex reservoir coal seam gas coalbed methane aperture variation pore pressure depletion harpalani...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0126
... wellbore integrity collapse pressure cohesion Reservoir Characterization Engineering frictional angle MPa Wellbore Design strength stability fracture pressure Upstream Oil & Gas gas hydrate Biot coefficient depressurization pressure decrease pore pressure coefficient...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0112
... confining stresses – indicating the need to be stimulated. Permeability decreases with increasing confining stress. Permeability increases with increasing pore pressure due to gas slippage effects. Increasing effective stress generally decreases the permeability. Acoustic travel-time measurements show that...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0237
... wellbore coal bed methane Directional Drilling pore pressure wellbore orientation t-shaped well coalbed methane drilling operation horizontal section well track optimization strata coalbed gas exploitation exploration 1. INTRODUCTION In recent years, coalbed gas has always been the focus of...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0231
... process are discussed. Upstream Oil & Gas pore pressure pastefill belem consolidation specimen barricade plug pour binder content metals & mining strength backfill total horizontal pressure Casa Berardi stope drainage compressive strength mass pour control specimen 1...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0226
... compaction response of sandstone at conditions relevant to pressure depletion, provided that the sandstone is situated in a progressively-buried basin, in a normal faulting setting. reservoir geomechanics strength depletion-induced compaction Fluid Dynamics pore pressure Reservoir...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0360
... pressure strength pore pressure shale MPa sand competence plot practical approach reservoir southern iraq Magnitude proceedings rock mechanical property 1. INTRODUCTION Sand production is an undesired phenomenon occurring in unconsolidated formations due to shear failure and hydrodynamic...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0227
... coal under the expected in-situ conditions as the reservoir depletes. This paper reports the results of methane pore pressure depletion tests under approximate uniaxial-strain and in-situ stress conditions on whole core coal samples from a coal seam gas reservoir. Test results showed that there is a...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0241
... results of this study can be used as a reference for optimal mud weight selection to mitigate wellbore-stability problems in nearby wells in this field. wellbore integrity failure criteria mud pressure proceedings Wellbore Design pore pressure borehole Reservoir Characterization strength...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0145
... the cleat system. The dual porosity structure of coal dictates the gas transport in the reservoir. In course of typical CBM production, pumping out water, which saturates the coal, reduces the pore pressure. This reduction results in desorption of methane from the microporous matrix surface...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0321
... unconventional reservoirs. Upstream Oil & Gas natural fracture differential pore pressure hydraulic fracturing orientation consideration perforation natural fracture network depletion effect child well fracture propagation parent well fracture geometry re-fracturing pore pressure...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0379
... ABSTRACT: The injection of fluids into a compartmentalized formation induces pore pressure buildup and decreases the local effective stress. Such changes of effective stress may result in re-activation of sealing faults. Variables that affect the amount of pore pressure change include the...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0371
... propagation and on pore pressures, when flaws pre-fabricated in prismatic gypsum specimens are hydraulically pressurized. In order to accomplish this, laboratory experiments were performed using two injection rates (2 and 20 ml/min), applied by an apparatus consisting of a pressure enclosure with an...

Product(s) added to cart

Close Modal