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Skip to Search Results- 1Ali, Mostafa A A
- 1Apan, Ioan-Tudor
- 1Beaton, Neil I.
- 1Bineshmarvasti, Baher
- 1Bisson, Teresa M
- 1Blake, Adam J.
- 5Driver, Robert (Civil and Environmental Engineering)
- 4Henein, Hani (Chemical and Materials Engineering)
- 2Imanpour, Ali (Civil and Environmental Engineering)
- 2Mitlin, David (Chemical and Materials Engineering)
- 2Thundat, Thomas (Chemical and Materials Engineering)
- 1Ben-Zvi, Amos (Chemical and Materials Engineering)
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A Novel Approach to Delay Thermal and Autoxidative Fouling Caused by Aromatics in Heavy oil and Petrochemicals Using Tetrahydrofurfuryl Alcohol
DownloadSpring 2023
Tetrahydrofurfuryl alcohol (THFA) is a widely used solvent. It is a preferred solvent since it is derived from biomass. Multiple patents have reported that adding THFA during heavy oil processing improves the efficiency of the process and increases the yield. One patent for instance reported that...
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A Surface Science Approach Towards Understanding and Mitigating Fouling and Corrosion in Crude Oil Refinery Units
DownloadFall 2021
This research presents a detailed investigation of corrosion and organic fouling on several important metallurgies in a broad range of crude oils. Throughout a refinery, fouling of metallic heat-transfer surfaces is a ubiquitous, costly, and complex phenomena, made increasingly challenging by...
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Fall 2012
This thesis explored the properties of asphaltene nano-aggregates in crude oil and toluene based solutions and fouling at process furnace temperatures, and the links between these two phenomena. The link between stability of asphaltenes at ambient conditions and fouling at the conditions of a...
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Fall 2016
Athabasca oil sands contain 8 to 14% bitumen and are recovered using surface mining or steam assisted gravity drainage (SAGD). During primary upgrading of bitumen, the vacuum residuum from the distillation column is sent to the solvent de-asphalting unit where a paraffinic solvent is used to...
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Fall 2023
Steel fabricators and connection designers in the building construction industry often rely on traditional connection design methods, which involve using connection design software or spreadsheets to simulate and design connections with the goal of minimizing costs associated with fabrication and...
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Spring 2013
20Cr-32Ni-1Nb stainless steel alloys are commonly used in hydrogen reformer manifolds for transporting hot hydrogen by-products at 750-950 celcius. After long periods of exposure, embrittling secondary carbides and intermetallic phases can precipitate at the grain boundaries which can drastically...
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Fall 2019
Residual stresses can have a significant impact on the stability of structural members. In the case of I-section beam elements, such stresses can impact lateral--torsional buckling (LTB) capacity, particularly in the inelastic range. I-sections are typically fabricated by either rolling as a...
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Coal Liquefaction Liquid Quality: Influence of Temperature and Heating Approach on Solvent Extraction of Coal
DownloadFall 2014
This project evaluated the impact of reaction temperature and of additional heating steps on the quality of the liquids obtained from solvent extraction of a lignite coal with tetralin. The points of focus were the coal liquid yield, physical properties, aromatic content and iron pyrite...
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Spring 2015
This thesis presents a thorough examination of the corrosion and fouling behaviour of crude oil at refining conditions on industrially applicable heat transfer surfaces. The depletion of light sweet crude oil reserves means that the processing of ever heavier and more sour crude oils is...
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Spring 2018
It has become common for steel fabricators to find torsional loads included in the design documents of many industrial steel structures. These loads arise in wide-flange beam-to-column moment connections when the beam is subject to weak axis bending, which in turn, is transferred to the column as...