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Keywords: saturation
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Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 25–29, 2022
Paper Number: SPE-209420-MS
... flow in porous media constraint quartic response surface machine learning upstream oil & gas prediction neural network phase saturation artificial neural network artificial intelligence fluid dynamics relative permeability pd-pi-sd scan phase connectivity response surface ann...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200322-MS
... rock samples is that the samples retained the original hydrocarbon saturation. Consequently, re-saturation of core samples was not necessary. The whole core was unwrapped from wax and plugged horizontally with humidified nitrogen as lubricant to best preserve the internal fluid saturations. Both 1...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200347-MS
... development. Design parameters key to the surfactant implementation included: surfactant type and concentration, Critical Micelle Concentration (CMC), fluid saturations, oil composition, formation water salinity, fracture intensity, and treatment soak timing. Laboratory experiments included interfacial...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200371-MS
... implementation saturation injection upstream oil & gas slug size injection distribution pilot area throughput rate reservoir simulation foam quality drillstem/well testing concentration producer surfactant foam injection Introduction CO 2 injection is an efficient method to improve oil...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200346-MS
... charged and negatively charged head. The pH of the solution rules the attribute of the ionic component. The factors which affect the surfactant flooding efficiency are; salinity, temperature, and rock mineralogical composition. Similarly, the water saturation in the matrix can be obtained from...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200352-MS
... to deliver the mixed fluids through a flexible high-pressure hose to the platform. A laboratory to support the QA/QC of the injected fluids was also installed on the barge. Standard Single Well Chemical Tracer test procedures were applied to determine the remaining oil saturation after waterflood and after...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200438-MS
... oil phase three-phase relative permeability oil saturation ct number upstream oil & gas saturation profile relative permeability pressure gradient flow in porous media residual water saturation composition gfe relative permeability curve capillary number permeability equation...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200408-MS
... that has been developed for Bhagyam has been able to recover more than 90% of the waterflood residual oil from the cores leaving less than 5% remaining oil saturation after ASP injection. Given the excellent ASP flood performance observed in multiple corefloods, it is planned to test the process on a pilot...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200395-MS
.../ treatment volume ratio 7.73 ft −1 Matrix and NFZ porosity 0.06 – Fracture porosity 1.0 – Matrix and NFZ permeability 2000 nd Matrix initial water saturation 0.2 – NFZ initial water saturation 0.3 – Fracture initial water saturation 0.9 – Initial reservoir pressure 3000...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200410-MS
... is possible at full saturation of that phase whereas χ max corresponds to the completely disconnected state of a phase and therefore corresponds to the state where all pores contain the phase but they are not connected via throats. Consequently, χ min and χ max can be expressed by, (4) χ m...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200421-MS
... to be over-swept, and thus the recovery is over-predicted. To compensate for this over-prediction, relative permeability curves need to be upscaled. flow in porous media displacement true residual oil saturation scaling method reservoir simulation coarse-grid model residual oil saturation...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200470-MS
... and apply a comprehensive laboratory protocol on a tight core plug to simulate leak-off and flowback processes under reservoir pressure, with and without initial water saturation (S wi ). We evaluate the possibility of pore-throat blockage by comparing pore-throat size distribution of the core plug and size...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190322-MS
... ; Chen et al. , 2016 ). Chen et al. (2016) used X-ray computed tomography (CT) to measure saturations in the regions along the core that were unaffected by capillary end effects. Relative permeability data obtained using this new method were roughly 40% lower than data obtained with the traditional...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190300-MS
.... Modeling & Simulation concentration Wheeler gas injection method geomechanics saturation Upstream Oil & Gas oil production relative permeability hysteresis co 2 hysteresis gas injection reservoir injection enhanced recovery Sequestration pressure margin coupling geomechanics...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190301-MS
... Abstract Reservoir relative permeability and capillary pressure, as a function of saturation, is important for assessing reservoir hydrocarbon recovery, selecting the well completion method, and determining the production strategy because they are fundamental inputs to reservoir simulation...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190323-MS
... shale reservoirs, whereas tests in re-saturated core plugs were used to compute accurate recovery factors, and evaluate the effect of soak time, operating pressure, and the relevance of slim-tube MMP on recovery. 18 core-flooding experiments were conducted in sidewall cores from different shale plays...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190295-MS
... asphaltene inhibition composition asphaltene formation reservoir permeability remediation of hydrates relative permeability saturation gas flooding crude oil Phase Behavior asphaltene phase behavior wettability alteration equation Upstream Oil & Gas Asphaltene Precipitation asphaltene...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190303-MS
... saturation IWAG Oil Recovery workflow saturation permeability displacement experiment Symposium Reservoir Conditions Introduction The tertiary recovery process known as Immiscible Water Alternate Gas Injection (IWAG) is a combination of two secondary recovery processes: water flooding...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190309-MS
... to the variable change and full differential of the water saturation is zero, the Eq. 1 is equivalent to: (10) ∂ X ∂ T = ∂ f w ∂ S w Eq. 7 and Eq. 10 combined represents the mathematical description of the transient solution. In order to establish a connection...

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