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Keywords: pressure gradient
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Proceedings Papers

Paper presented at the SPE Western Regional Meeting, April 22–26, 2018
Paper Number: SPE-190125-MS
... size Alberta pressure gradient coupon slotted liner coupon straight-cut slot gravel pack performance gravel liner Mahmoudi slotted liner interface society of petroleum engineers Introduction Gravel packing is one of the oldest yet useful methods to prevent the production of loose...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 23–26, 2016
Paper Number: SPE-180373-MS
... 40.63%. Artificial Intelligence viscosity oil experiment machine learning Upstream Oil & Gas core permeability cold heavy oil production viscosity synthetic core pressure gradient permeability core holder differential pressure enhanced recovery differential sand pack Oil...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 23–26, 2016
Paper Number: SPE-180441-MS
... argon pressure gradient fluid modeling Upstream Oil & Gas Simulation organic nanopore gas molecule molecular flux molecule dcv-gcmd simulation society of petroleum engineers Introduction Gas flow in organic nanopores of shale is complex due to heterogeneous fluid distributions...
Proceedings Papers

Paper presented at the SPE Western North American and Rocky Mountain Joint Meeting, April 17–18, 2014
Paper Number: SPE-169527-MS
.... The flow in eccentric annulus and turbulent flow is not the scope of this work. Pipe Flow Using force balance, we obtain the following correlation between wall shear stress and pressure gradient: (11) τ w = ∂ P ∂ L R 2 or ∂ P ∂ L = 2 R τ w...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 21–23, 2012
Paper Number: SPE-153386-MS
... intelligence upstream oil & gas spe 153386 well allocation factor conductance value permeability pressure gradient yousef injector network model fluid flow production well society of petroleum engineers Introduction Abstract Limited data availability and poor data quality make...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 21–23, 2012
Paper Number: SPE-154114-MS
... compressibility is involved. The simulation results confirm the accuracy of Eq.(A.39). The velocity of the saturation waves increases when the pressure gradient increases despite when the compressibility is absent. The wave velocities increase from J (injection condition) to I (initial condition...
Proceedings Papers

Paper presented at the SPE Western North American Region Meeting, May 7–11, 2011
Paper Number: SPE-144128-MS
... profile pressure gradient pressure testing gradient diatomite belridge field reservoir Introduction The Belridge field is located 45 miles northwest of Bakersfield ( Fig. 1 ). Aera Energy LLC, a California company jointly owned by affiliates of Shell and ExxonMobil, is the major operator...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 27–29, 2010
Paper Number: SPE-132098-MS
... external filter cake flow experiment pressure gradient single-phase flow experiment drilling fluid selection and formulation return permeability ratio experiment drilling fluid chemistry flow in porous media Introduction Flow Initiation Pressure The concept of flow initiation pressure...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 27–29, 2010
Paper Number: SPE-133587-MS
... production models is proposed. The paper ends with the future work of modeling proposed on cold production. wormhole network growth cold production experiment pressure gradient sand production cold heavy oil production wormhole foamy oil flow recovery method upstream oil & gas modeling...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 27–29, 2010
Paper Number: SPE-133500-MS
... = − Q o μ o A c d p / d L where Q o is the oil volumetric flow rate, μ o is the viscosity of the oil, A c is the area perpendicular to the flow and dP/dL is the pressure gradient between two given ports in the cell. To determine the permeability and porosity changes...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 24–26, 2009
Paper Number: SPE-121351-MS
... Computation production monitoring Upstream Oil & Gas correlation flow regime data quality two-phase flow enthalpy Hasan dP dZ fraction Ansari Reservoir Surveillance field data homogeneous model pressure gradient wellbore gradient pressure profile total pressure gradient geothermal well...
Proceedings Papers

Paper presented at the SPE Western Regional and Pacific Section AAPG Joint Meeting, March 29–April 2, 2008
Paper Number: SPE-110754-MS
..., which is a function of the internal pressure of the droplet relative to that of the water phase ( Haines 1930 ). The pressure gradient across each strained droplet is the summation of viscous and capillary pressure drops that can be predicted from Darcy Law and the Young-Laplace equation, respectively...
Proceedings Papers

Paper presented at the SPE Western Regional and Pacific Section AAPG Joint Meeting, March 29–April 2, 2008
Paper Number: SPE-109643-MS
... Sheng et al. 16 argued that the pressure gradient is more important in controlling the generation of gas-in-oil dispersion. Turta et al. 17 investigated the effect of pressure gradient during solution gas drive in heavy oil reservoirs. They used special sand-pack with three different...
Proceedings Papers

Paper presented at the SPE Western Regional/AAPG Pacific Section/GSA Cordilleran Section Joint Meeting, May 8–10, 2006
Paper Number: SPE-100663-MS
... Reservoir Surveillance annular fluid level measurement production control gradient Upstream Oil & Gas flow rate liquid loading interface wellbore gas flow rate pressure gradient gas liquid interface Introduction According to 2004 statistics 1 from the Department of Energy...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 22–24, 1996
Paper Number: SPE-35679-MS
... Abstract Stratified flow is one of the most basic flow pattern in the analysis of gas-liquid two-phase flow in pipes. In the present paper, different interfacial friction factor correlations were used to predict the liquid holdup and pressure gradients. The comparison of predictions...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 22–24, 1996
Paper Number: SPE-35676-MS
... patterns: bubble, slug and annular. Drift flux modeling approach provides bubble to slug transition, as well as holdup and pressure gradients for bubble flow. The transition from annular to slug flow is governed by a two fluid approach based on a coaxial-cylinders model that also yields the holdup...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 8–10, 1995
Paper Number: SPE-29657-MS
... forces and the additional force provided by the increased pressure gradient due to varying amounts of steam flowing between the reservoir and the production well during this stage. Several 3-D partially scaled experiments studying these mechanisms under conditions similar to the Kern River Field...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 8–10, 1995
Paper Number: SPE-29678-MS
.... Pressure gradient during post-foam liquid injection is found to be independent of both foam and subsequent liquid rates, and to depend only on permeability for fixed surfactant chemistry. The entrance effects noted in foam literature are found to be more pronounced at high permeabilities and intermediate...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 26–28, 1993
Paper Number: SPE-26039-MS
... leakoff history pressure gradient skin effect economide reservoir mayerhofer drillstem/well testing fracture hydraulic fracturing pressure decline leakoff coefficient drillstem testing reservoir permeability permeability spe 26039 upstream oil & gas pressure drop leakoff rate...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, May 26–28, 1993
Paper Number: SPE-26118-MS
... durlofsky cross-section spe 26118 calculation pressure gradient society of petroleum engineers boundary condition upstream oil & gas fluid dynamics harmonic average petroleum engineer reservoir simulation flow in porous media computation equation permeability united states government...

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