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Keywords: correlation
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Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199310-MS
... between particles and fluids. In this work this relative motion during proppant movement, sedimentation and fluidization in both small- and large-scale lab tests have been assessed in detail. Existing correlations which relate proppant particles settling velocity to concentration of proppant particles...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 24–26, 2016
Paper Number: SPE-179017-MS
... breakthrough correlations developed from core flooding experiments on different rock samples and acid systems. It is also generally assumed that the effect of acid spending is already included in the experimental results. Although this is a reasonable assumption when the wormhole length is shorter than the...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 26–28, 2014
Paper Number: SPE-168209-MS
... deposition liquid velocity liquid velocity experimental data Reservoir Surveillance correlation prediction superficial liquid velocity production control Upstream Oil & Gas particle mixture velocity critical sand deposition mixture velocity Abstract Transport of sand in multiphase...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 26–28, 2014
Paper Number: SPE-168119-MS
... similar results such that FIP data does not correlate directly or is not the only factor affecting return permeability. The differences in the ellipses’ orientation are also observed between high- and low-permeability core plugs ( Figure 10 and Figure 11 ) and between oil and gas tests ( Figure 12 and...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 26–28, 2014
Paper Number: SPE-168129-MS
... mechanical properties are measured in order to understand acid fracture conductivity behavior under stress. These mechanical properties are correlated with log data to allow the use of laboratory results on the fracture technique decision of a particular well. Field data regarding acid fractures wells will...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-149651-MS
... collar locator (CCL) log, and get an X-Y open hole (OH) caliper critical. This helped us determine the best setting depth for the inflatable packer in the openhole section, and confirm the required water shutoff fluids volume. The depth correlation for the packer setting was performed with a fiber-optic...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151759-MS
... conditions in which coning occurs is highly desired. In this study several rock and fluid properties which affect water or gas breakthrough will be investigated and a few correlations are proposed to determine the breakthrough time and critical flow rate for the well in question. Ahwaz oilfield is one of the...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151768-MS
... generally correlates to certain sand size and sorting parameters the spread in data suggests another factor is important. The purpose of this work is to try and better define the differences in performance between different screen designs, primarily wire wrap and metal mesh screens, in order to better...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151846-MS
... sandstones with less stress dependence and shallower penetration depths. strength correlation porosity effective stress completion installation and operations ksi spe 151846 coefficient pore pressure industry model sandstone pore pressure coefficient ballistic indicator function upstream...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 10–12, 2010
Paper Number: SPE-126310-MS
... particles to form an effective mud cake. Tran et al. (2009) studied the conditions leading to perforation plugging by suspended particles in wells and pore-throats in porous formations. They successfully correlated the critical pore-throat-to-particle-size ratio vs. the particle-volume-fraction...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 10–12, 2010
Paper Number: SPE-127920-MS
... Recent surveys [ 17 , 18 ] have summarized some of these historical correlations. In addition to these "mechanical" or "completion skin" effects, it is common to also recognize additional pressure drops due to departure from linear (v=dP/dx) Darcy flow. Often, all such departures are...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 10–12, 2010
Paper Number: SPE-127935-MS
... ) 0 = w ¯ 3 12 ( 1 − α 1 + α ) 3) Gong correlation (1997) Abstract The success of acid fracturing depends on uneven etching along the fracture surfaces caused by heterogeneities such as variations in local mineralogy and variations in leakoff behavior...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 13–15, 2008
Paper Number: SPE-112434-MS
... hydrate inhibition asphaltene inhibition correlation naphthenate soap naphthenate soap precipitation permeability flow in porous media Upstream Oil & Gas Brine experiment reaction equation oilfield chemistry asphaltene remediation Fluid Dynamics mechanism naphthenic acid naphthenate...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 13–15, 2008
Paper Number: SPE-112679-MS
... model for pressure prediction through a well during UBD operations. The comprehensive model consists of a set of correlations for predicting flow pattern and estimating the pressure in addition to two-phase flow parameters in bubble, dispersed bubble, and slug flow. On the other hand the most recently...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2006
Paper Number: SPE-98214-MS
..., followed by gravel pack placement. sand control Fluid Dynamics net pressure hydraulic fracturing damage extent flow in porous media correlation porosity permeability alteration soft formation void ratio compaction zone reduction frac-pack completion compaction productivity...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2006
Paper Number: SPE-98308-MS
... shows good correlations between some aspects of the sand distribution and retention performance of the individual media. From these data, an aperture sizing criteria for sand screens based on laser particle size measurements is proposed, and screen selection parameters considering both retention and...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 18–20, 2004
Paper Number: SPE-86470-MS
... wells in tectonically relaxed basins (i.e. the vertical stress is the major principal stress). With today's technology an accuracy of perforation orientation of +/- 30 deg. or better is realistic. vertical stress maximum horizontal stress varg field dst stress field north sea correlation...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 18–20, 2004
Paper Number: SPE-86505-MS
... correlation was also established to predict the hydration rates and the ultimate viscosity for hydroxyethylcellulose at temperature based on brine viscosity. These correlations are particularly useful for field operations during cold weather months. Introduction Water-soluble polymers are extensively used...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 18–20, 2004
Paper Number: SPE-86542-MS
... underbalance pressure thought necessary to remove damage from perforations for a given matrix permeability (some models also give consideration to fluid properties and perforation geometry). The purpose of this study is to evaluate the extent to which these correlations for underbalance perforating may be...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 18–20, 2004
Paper Number: SPE-86533-MS
... drilling fluid selection and formulation correlation completion spe 86533 drilling fluid property sand/solids control sand production sand control implementation profinet exploration drilling operation drilling fluid formulation drilling fluids and materials size distribution...

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