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Keywords: relative permeability
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Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174182-MS
.... temperature An experimental apparatus for liquid permeability measurements is schematically shown in Fig. 5 . Figure 5 Equipment setup for liquid and relative permeability measurements Key: 1-sandstone core; 2 - Viton sleeve; 3 - high-pressure core holder; 4-manual pressure generator...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174248-MS
... mud filtrate internal mudcake equation hydraulic resistance core sample permeability mud component fraction mudcake relative permeability The problem of modification of formation properties in near-wellbore zone due to the mud (or other technological fluids) component invasion during...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165178-MS
... Abstract While numerous investigations have studied asphaltene precipitation and deposition in porous media and their effects on absolute permeability, there is still a knowledge gap for understanding the changes in two-phase flow behaviour, displacement performance, relative permeability and...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165190-MS
... water injection is the reduction of water relative permeability due to fines mobilization, migration and straining. The enhanced recovery can be explained by permeability reduction in water swept zones, due to fines migration when fresh water is injected. Whether fines migration is the main...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-143988-MS
... RCA (fresh-state) and SCAL (water-oil relative permeability) test programmes. Petrographic tests indicated a total clay content ranging from 1% to 11%. Kaolinite predominates, although chamosite, corrensite (chlorite/smectite), and illite are also present. The 68 ft DST#1 test interval did...
Proceedings Papers

Paper presented at the 8th European Formation Damage Conference, May 27–29, 2009
Paper Number: SPE-121916-MS
... in capillary pressure of the matrix invaded zone (Pcmd), initial water saturation, hysteresis, FF relative permeability and pressure drawdown on the cleanup efficiency of a hydraulically (gas or gas-condensate) fractured well. HW Fracture Well Model In our study, a pre fractured single-well model was...
Proceedings Papers

Paper presented at the 8th European Formation Damage Conference, May 27–29, 2009
Paper Number: SPE-122225-MS
... several years of production without chemical treatment are considered. Then a new relative permeability set is defined for the treated area around the wellbore. The modified relative permeabilities are developed based on existing experimental studies, by inserting new residual saturations in Honarpour's...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107432-MS
... stimulation technique, has not been fully investigated for these low IFT systems. The performance of cleanup operation heavily depends on the mobility, i.e., viscosity and relative permeability (kr), of fracturing fluid compared to those of gas and condensate. This determines the extent of invaded zone near...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107493-MS
... enhanced recovery condensate reservoir flow in porous media two-phase flow gas-condensate reservoir Upstream Oil & Gas Effectiveness relative permeability coreflood result gas PI complex reservoir droplet enhancement chemical treatment wettability alteration Fluid Dynamics...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107662-MS
... pressure permeability relative permeability fracture closure fracture mechanical damage Society of Petroleum Engineers SPE 107662 Comparative Analysis of Damage Mechanisms in Fractured Gas Wells Torsten Friedel , SPE, George Mtchedlishvili # , SPE, Aron Behr, SPE, Hans-Dieter Voigt, SPE, Frieder...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107832-MS
... permeability is high. Parn-Anurak and Engler 5 developed a method that simulates the invasion of the drilling fluid in a two-phase system and evaluates the damage in the wellbore. The model proposed includes filtrate invasion, filtercake formation, and relative permeability components. The filtrate and...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107790-MS
... parameters. This makes it easier to determine those parameters from the experimental results. Artificial Intelligence Fluid Dynamics heterogeneity enhanced recovery Upstream Oil & Gas displacement Modeling & Simulation core heterogeneity propagate foam flow relative permeability...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-94718-MS
..., cannot be used directly in open hole calculations.This is due to the fact that the gas and condensate relative permeability (k[r]) can increase significantly by increasing the flow rate, contrary to the common understanding.This effect, known as positive coupling, complicates the flow of gas and...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-94649-MS
... mechanisms by which fracture face damage can reduce gas production and accelerate water production. The simulator includes relative permeability curves for both gas and water, and capillary pressure functions. The role of Laplace pressure, or capillary pressure, will be highlighted in the explanation of how...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 13–14, 2003
Paper Number: SPE-82214-MS
... Abstract Saturation changes resulting from leakoff during stimulation treatments reduce the relative permeability to hydrocarbons in the invaded zone. Historically, surfactants have been added to stimulation fluids to lower the surface tension of the fluid in order to facilitate cleanup and...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 13–14, 2003
Paper Number: SPE-82273-MS
... & gas room water relative permeability wormhole breakthrough carbonate reservoir Copyright 2003, Society of Petroleum Engineers Inc. This paper was prepared for presentation at the SPE European Formation Damage Conference to be held in The Hague, The Netherlands 13-14 May 2003. This paper was...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 21–22, 2001
Paper Number: SPE-68973-MS
... target zones and to place the treatments. However, the associated costs may inhibit the treatments from being economic. A bullhead type chemical treatment that selectively reduces water production appears to be a more attractive alternative. These systems are known as relative permeability modifiers...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 21–22, 2001
Paper Number: SPE-68949-MS
... Abstract Studies conducted earlier indicate the importance of solids invasion on determining the magnitude of Flow Initiation Pressure (FIP). Other studies have shown that relative permeability effects can play an important role in determining the FIP. In this paper we clearly identify the...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 21–22, 2001
Paper Number: SPE-68972-MS
... polymer layer chemical flooding methods experiment relative permeability enhanced recovery permeability reduction pore polymer polymer injection water saturation permeability upstream oil & gas mechanism crevice adsorption-entanglement layer disproportionate permeability...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 31–June 1, 1999
Paper Number: SPE-54737-MS
... statistical network. The mathematical treatment consists of the solution of the hydrodynamic equations in the duct and the up- scaling by a percolation type of approach. The relative permeabilities of a wetting (water) and non- wetting phases (water and oil or gas respectively) are derived both (a) in the...

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