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Skip to Search Results- 1Afshar, Shima
- 1Baldygin, Aleksey
- 1Chen, Huanchen
- 1Chini, Seyed Farshid
- 1Islam, Md Minhajul
- 1Koch, Brendan M
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Spring 2022
In predicting oil and gas recovery, researchers develop models primarily focusing on macro- or milli-scale flows by applying Navier-Stokes types solutions and no-slip boundary conditions. They compare or cross-check their models to known experimental results available in the literature for larger...
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Study of the Intervening Thin Liquid Film between Deformable Oil Drop/Bubble and a Solid Surface in Oil Production
DownloadSpring 2022
Interactions involving deformable bubbles/oil droplets play a critical role in many industrial applications. Understanding the dynamic thin film drainage process and interaction forces involving deformable bubbles/oil droplets and solid surfaces in the oil sands extraction process is of great...
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Rheology of Bitumen at the Onset of Asphaltene Aggregation and its Effects on the Stability of Water-in-Oil Emulsion
DownloadFall 2015
Asphaltenes are the heaviest fraction of bitumen. Asphaltenes not only play an important role in the high viscosity of bitumen but also in the water-in-oil (W/O) emulsion stability. Nevertheless, their exact function in the stability mechanism of W/O emulsion still remains unresolved. It is...
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Spring 2024
Steam-assisted gravity drainage (SAGD) has proved to be a technically and commercially successful methodology for recovering heavy-oil in Canada. At present, there are 22 commercial SAGD projects with over 300 pads and 2,700 well pairs, contributing to over 1.5 million bbl/day of production. The...
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Petroleum Diesel-Assisted Ambient Temperature Aqueous-Nonaqueous Hybrid Bitumen Extraction Process
DownloadFall 2017
Solvents are used in the oil sands industry to reduce the viscosity of bitumen and hence to assist recovery of bitumen prior to its upgrading. Solvents can also be added to the ores to reduce energy consumption during the aqueous-nonaqueous hybrid bitumen extraction process at ambient conditions....
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Spring 2015
Aiming to pursue studying enhanced oil recovery processes with an ex-situ produced emulsion as flooding agent, an improved core flooding experimental system was designed, constructed and commissioned. The developed system allows the use of not only emulsion, but also other flooding agents,...
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Metal particle catalyst formation from thin films for the creation of vertically aligned carbon nanotube structures
DownloadFall 2011
This work contains research associated with the metal catalysts used in the formation of vertically aligned carbon nanotube (VACNT) films through catalytic chemical vapour deposition (CCVD). The solid-state dewetting process of thin metal films is studied using Ni. In the dewetting process, grain...
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Fall 2015
Drop transfer from one solid surface to another through stretching liquid bridges between them is important for many industrial applications. Due to the different dominate forces, three possible regimes exist: Quasi-static Regime, where the transfer process is only dominated by surface forces;...
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Fabrication and Characterization of Photolithographically Patterned Rough Surfaces Demonstrating Extreme Contact Angle Behavior
DownloadFall 2014
This thesis features experimental work done to fabricate and characterize silicon surfaces patterned using photolithographic techniques, both standard and novel, to produce a variety of surfaces with roughness of controlled geometric properties. In specific, one set of the surfaces fabricated...
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Effect of Temperature, Phase Change, and Chemical Additive on Interfacial Properties and Performance of Steam Applications
DownloadFall 2019
When considering the wettability state during steam applications, we find that most issues remain unanswered. Removal of polar groups from the rock surface with increasing temperature improves water wettability; however, other factors, including phase change, play a reverse role. In other words,...