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Keywords: particle
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Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 22–25, 2021
Paper Number: SPE-204442-MS
.... The study is aimed to establish an accurate mechanistic model for optimizing wellbore cleanout in horizontal and inclined wells. The new CTV model is established to predict the initiation of bed particle movement during cleanout operations. The model is formulated considering the impact of fiber...
Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 24–25, 2020
Paper Number: SPE-199868-MS
... the settling velocity of particles in fluids due to the formation of a fiber network. This study is aimed to investigate wellbore cleanout and hydraulics of fibrous fracturing fluid in horizontal and inclined wells. Cleanout experiments were carried out using Xanthan gum suspensions with and without...
Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 26–27, 2019
Paper Number: SPE-194240-MS
... Abstract Coiled Tubing (CT) is widely used in wellbore cleanout operations to remove solid particles such as drilled solids or residual proppant from the hydraulic fracturing treatments. The cleanout operation is often associated with inefficiency and substantially increases the operational...
Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 26–27, 2019
Paper Number: SPE-194301-MS
... inhibitor particle application formulation compatibility issue compatibility Corrosion Inhibition Upstream Oil & Gas adsorption formation damage surfactant subsurface corrosion materials and corrosion interaction society of petroleum engineers riser corrosion flowline corrosion well...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, March 22–23, 2016
Paper Number: SPE-179070-MS
... temperature Shape and density of particles to be cleaned Isolated or clustered particles Operational: parameters are easier to control and include the following: Diameter of CT pipe being used Length of CT string being used Fluid Pump rates Fluid types and characteristics (these can...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing & Well Intervention Conference and Exhibition, March 31–April 1, 2009
Paper Number: SPE-121498-MS
..., additional challenges have been faced, such as smaller completion sizes, deeper TVD/MD wells, lower reservoir pressures, tougher sand bridging, and larger particle sizes. These challenges led to enhanced design changes that broaden the operating envelope for the use of the sand vacuuming system. The modern...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, April 1–2, 2008
Paper Number: SPE-113746-MS
... when fiber-containing drilling fluids are used in the field. Although field observations are encouraging, currently very little is known about flow behavior, hydraulics and cuttings transport efficiency of fiber sweeps. There is a great need for understanding how fiber particles enhance the cleaning...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference & Exhibition, April 4–5, 2006
Paper Number: SPE-100129-MS
... information is now available to facilitate informed decisions and achieve reliable engineering solutions, utilizing a sophisticated particle transport model. A methodical thought process, based on extensive research and mathematical modeling, will be presented for designing specific well bore cleanouts in a...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, April 12–13, 2005
Paper Number: SPE-94102-MS
... jet net flow management fluid velocity completion installation and operations efficiency coiled tubing operations convection conduction particle flow rate fluid loss convective motion wellbore spe 94102 circulation effective sweep cleaning upward upstream oil & gas Copyright...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, April 12–13, 2005
Paper Number: SPE-94187-MS
..., shape and density of the particles greatly influence their dynamic behavior in flowing media. Terminal velocity, drag and gravity forces and shear stresses are affected by particle properties and the rheology of the circulation fluid. This paper presents the results of a solids transport study on four...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, March 23–24, 2004
Paper Number: SPE-89479-MS
...) fluids have been investigated. The results from the Computational Fluid Dynamics (CFD) simulations for the flow of these fluids in straight as well as coiled tubing are provided. The velocity profiles and sand concentration profiles for each case are presented which provide insight into the particle...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, March 23–24, 2004
Paper Number: SPE-89505-MS
... to effectively lift particles in the annulus. In many of these cases, the smaller diameter coil available for a platform with crane lifting limits, access weight restrictions, local availability or other limits, is not capable of delivering the necessary threshold cleanout rate or the cost of...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, March 23–24, 2004
Paper Number: SPE-89333-MS
... older technology. In this study, theoretical and experimental work was performed to understand the behavior of particles (sand, bauxite, etc.) that are transported by a cleanout fluid. A wide range of cleanout conditions were studied. The study included comprehensive experiments in 3.5-in. and 7.0-in...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, April 8–9, 2003
Paper Number: SPE-81744-MS
... be pumped for how long. Figure 1 shows the simple case of a sand particle falling though a fluid, the fluid itself simultaneously rising in the well bore. The net velocity of the particle is the upward velocity of the fluid minus the falling rate of the particle in the fluid. Figure 1 represents the...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, April 8–9, 2003
Paper Number: SPE-81746-MS
... upstream oil & gas particle flow pattern modeling suspension newtonian fluid correlation dispersion coefficient diameter flow rate efficient cutting transport directional drilling pipe prediction equation drilling operation suspension velocity Copyright 2003, Society of Petroleum...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Conference and Exhibition, April 9–10, 2002
Paper Number: SPE-74811-MS
... to predict the friction loss increase over base gel friction. The coiled tubing erosion mechanisms (sliding abrasion, random particle impact, and directional particle impact) have been discussed. The abrasion by sliding sand bed is believed to be the dominant erosion mechanism. Introduction...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Roundtable, March 7–8, 2001
Paper Number: SPE-68436-MS
...-sliding velocity wellbore coiled tubing operations optimum coiled-tubing drilling parameter friction force completion installation and operations particle selection Copyright 2001, Society of Petroleum Engineers Inc. This paper was prepared for presentation at the SPE/ICoTA Coiled Tubing...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Roundtable, March 7–8, 2001
Paper Number: SPE-68500-MS
... model enhanced recovery society of petroleum engineers reservoir surveillance pressure distribution particle determination solid particle kpa pipeline multiphase flow upstream oil & gas spe 68500 annular pressure drilling production monitoring slug flow particle flow rate completion...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Roundtable, April 5–6, 2000
Paper Number: SPE-60721-MS
... composition and economics. mechanism hardness brittle erosion particle effectiveness standoff spe 60721 deposit diameter efficiency orifice impact pressure completion installation and operations nozzle society of petroleum engineers campbell coiled tubing operations jet velocity...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing Roundtable, May 25–26, 1999
Paper Number: SPE-54477-MS
... This paper was prepared for presentation at the 1999 SPE/ICoTA Coiled Tubing Roundtable held in Houston, Texas, 25–26 May 1999. scale removal wax remediation well intervention spe 54477 ben amor side pocket mandrel scale inhibition particle oilfield chemistry asphaltene...

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