Search
Skip to Search Results- 1Ahmed, Nirob
- 1Amundarain, Jesus
- 1Ansari, Nesma Nasir
- 1Berahman, Behnam
- 1Bork, Dietlind L R
- 1Cardozo, Samuel D.
- 45Department of Chemical and Materials Engineering
- 5Department of Civil and Environmental Engineering
- 2Department of Chemistry
- 2Department of Political Science
- 1Department of Agricultural, Food, and Nutritional Science
- 1Department of Anthropology
- 7Xu, Zhenghe (Chemical and Materials Engineering)
- 3Gupta, Rajender (Chemical and Materials Engineering)
- 3Liu, Qingxia (Chemical and Materials Engineering)
- 3Zeng, Hongbo (Chemical and Materials Engineering)
- 2Gray, Murray R. (Chemical and Materials Engineering)
- 2Masliyah, Jacob (Chemical and Materials Engineering)
-
A Molecular Dynamics Study of the Dissolution of Asphaltene Model Compounds in Supercritical Fluids
DownloadSpring 2011
The demand for a new solvent to treat oilsands was behind the purpose of this project; molecular dynamics simulation was used in this study. Supercritical water, supercritical carbon dioxide and other selected organic solvents in their supercritical state were studied. Meso-tetraphenyl porphyrin...
-
A Preliminary Study on Pyrolysis and Gasification of Asphaltenes and Coal-Asphaltenes Slurry in Entrained Flow Reactor
DownloadFall 2012
The aim of this work is to study pyrolysis of coal-asphaltenes slurry in an atmospheric entrained flow reactor. Athabasca asphaltenes and Genesee coal, both from Alberta in Canada, were selected as the feedstock. Char characteristics and the structure of asphaltenes and slurry chars including...
-
Spring 2011
A Surface Forces Apparatus (SFA) was used in this study to investigate the fundamental surface forces in oil sand processing research. Asphaltene coated surfaces were chosen as the research topic due to the critical role of asphaltenes in oil sands processing, from bitumen extraction, froth...
-
Fall 2013
Two alkyl-bridged aromatic compounds, with molecular weights of 899.70 g/mol and 1127.99 g/mol, were thermally cracked with 1-hexadecene, 1- octadecene, or trans-stilbene, in a batch microreactor at 375–430 °C for 15 to 45 min. The objective of the study was to investigate the kinetics of the...
-
Spring 2016
Diamanti, Jeffrey Mathew Gerald
Aesthetic Economies of Growth; Energy, Value, and the Work of Culture After Oil offers a cultural history of energy after the industrialization of fossil fuels. My argument is that the political economy of fossil fuels, and the climate change it generates, is anchored to energy’s aesthetic...
-
Spring 2016
This work investigated different acid catalysts and olefinic alkylating agents for the alkylation of an industrial asphaltenes feed. The working hypothesis was that alkylation would change the solubility parameter and increase the H/C ratio of asphaltenes sufficiently to cause some asphaltenes...
-
Arctic Oil, Arctic Change: A Threefold Framework for Evaluating Pressures for Rural Oil and Gas Extraction in Alaska and the Northwest Territories
DownloadFall 2021
Oil has driven migration, community growth, and governance of the last century in the North. Today, as Arctic global warming surpasses 1°C with “profound consequences” (IPCC, 2019) for the North, the relationship between oil and climate change cannot be ignored. In light of this tension, this...
-
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...
-
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...
-
Fall 2015
Canadian oilsands bitumen contains one of the highest amounts of asphaltenes (16-20 wt %) among all crude oils. Asphaltenes are the lowest value fraction of bitumen. It differs from the other fractions of bitumen because of its insolubility in paraffinic solvents. Asphaltenes are insoluble in...