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- 1Aghaie, Ermia
- 1Ahmed, E.
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- 37Graduate and Postdoctoral Studies (GPS), Faculty of
- 37Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 3Oil Sands Research and Information Network (OSRIN)
- 2Oil Sands Research and Information Network (OSRIN)/RRTAC Reports
- 2Mechanical Engineering, Department of
- 1Geotechnical and Geoenvironmental Engineering Program
- 5Chen, Weixing (Chemical and Materials Engineering)
- 5Luo, Jingli (Chemical and Materials Engineering)
- 4Li, Dongyang (Chemical and Materials Engineering)
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Fall 2016
Slurry pipelines are widely utilized in most mining operations to transport the raw materials and the tailings. These pipelines typically suffer from high wear rates. For example, in Canada’s oil sands industry, pipeline wear rates of 1 cm/yr are considered representative. To generate and measure...
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Investigation of Corrosion and Crack Morphology Behavior under Disbonded Coatings on Pipelines
DownloadFall 2015
Coating disbondment on pipelines is a common phenomenon that leads to exposure of the pipeline metal to the surrounding soil and ground water solutions. The exposure of pipelines to those corrosive environments is associated with development of corrosion and Stress Corrosion Cracking (SCC) on the...
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Investigation of Highly Corrosion Resistant and Electrically Conductive Coatings on Metal Bipolar Plates Used in Polymer Electrolyte Membrane Fuel Cell
DownloadSpring 2019
There are apparent technical and economic advantages to replace carbon-based bipolar plates using metal bipolar plates (MBP) for applications in polymer electrolyte membrane fuel cell (PEMFC). However, MBP suffers from corrosion in the acidic environment of PEMFC, and the subsequently formed...
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Investigation of Surface Crack Growth Behaviour Under Variable Pressure Fluctuations in Near-Neutral pH Environments
DownloadFall 2017
The goal of this investigation was to study the corrosion fatigue behaviour and mechanisms of surface cracks, semi-elliptical in shape, when exposed to near-neutral pH environments conducive to the environments experienced in the field. To better simulate field conditions, while avoiding the...
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Investigation Using Polymer Additives to Mitigate Erosion in Multiphase Turbulent Pipe Flow
DownloadSpring 2019
Long chained polymers were evaluated for their impact on reducing pipe erosion during two-phase flow. The research study was compartmentalized into three categories. One of the components of this study investigated the erosion of different materials in an attempt to find a faster eroding...
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Re-establishment of hummock topography promotes tree regeneration on highly disturbed moderate-rich fens
Re-establishment of hummock topography promotes tree regeneration on highly disturbed moderate-rich fens
Download2017-04-01
Caners, Richard T., Lieffers, Victor J., Ge, Hangfei
Winter exploration of oil sands deposits underlying wooded fens mostly eliminates the hummock-hollow topography on drilling pads and the ice roads leading to them, after their abandonment in spring. Recovery of black spruce (Picea mariana (P. Mill.) B.S.P.) and tamarack (Larix laricina (Du Roi)...
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Reflecting Productivity Losses due to Erosion in Physical and Financial Accounts for Agricultural Soils
Download1994
The paper describes an approach to estimating the long-term impact of soil erosion, and applies that approach to data from the Province of Alberta, Canada. This paper relies upon a soil classification system established in Canada, known as the Canada Land Inventory (CLI). It also employs...
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Road Erosion, Sediment Delivery, and Consequence in the Simonette Watershed West-Central Alberta
DownloadSpring 2022
Gravel and dirt resource roads in the Alberta foothills are critical economic infrastructure, used to explore for, manage, and extract natural resources from this region. Resource roads are also known to add sediment to nearby streams and rivers, causing habitat stress for fish. Understanding...
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Fall 2020
Sediment in storm sewers attracts increasing attentions in recent years due to two major issues including the sewer blockage and the environmental contamination. Pollutants attached to fine sediment surface may adversely affect aquatic life and natural water bodies. Excessive sediment deposition...
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Studies on the improvement in wear resistance of WC-Co composites by adding a pseudo-elastic TiNi phase and relevant issues
DownloadSpring 2012
In this study, pseudo-elastic TiNi alloy was added as a second phase to the Co matrix of WC-Co composite, which has found many applications in forms of coating, hardfacing overlay and bulk against wear. It was demonstrated that the added TiNi phase markedly enhanced the wear resistance of...