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Skip to Search Results- 14Graduate and Postdoctoral Studies (GPS), Faculty of
- 14Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 1Geotechnical and Geoenvironmental Engineering Program
- 1Geotechnical and Geoenvironmental Engineering Program/Journal Articles (Geotechnical & Geoenvironmental Engineering)
- 1Civil and Environmental Engineering, Department of
- 1Civil and Environmental Engineering, Department of/Research Materials (Civil & Environmental Engineering)
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Spring 2018
This thesis explores the effect of fluid substitution, pore-pressure diffusion and stresses due to hydraulic fracturing on the elastic velocities and microcrack orientations in the surrounding rock. I develop a workflow incorporating three main components to model the velocity field around the...
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2002
Morgenstern, N. R., Robertson, P. K., Imam, S. M. R., Chan, D. H.
Abstract: In very loose sand, the ratio M-p of shear stress to mean normal stress at the peak point of the undrained effective stress path (UESP) is very close to the stress ratio M at the peak point of the capped yield surface. Stress ratios M-p can therefore be used in constructing yield...
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Spring 2014
Sedimentary rocks are an important research topic since such rocks are associated to sources of ground water as well as oil, gas, and mineral reservoirs. In this work, elastic and physical properties of a variety of sedimentary samples that include glacial sediments, carbonates, shales, one...
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Spring 2010
Many geological deposits contain nonlinear anisotropic features such as veins, channels, folds or local changes in orientation; numerical property modeling must account for these features to be reliable and predictive. This work incorporates locally varying anisotropy into inverse distance...
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Fall 2014
Considering nonstationary features in geostatistical modeling is important. Recent developments in nonlinear estimation provide a practical way to infuse geological realism into numerical modeling by incorporating complex spatial features. Second order nonstationarity when present must be...
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Fall 2019
The impact of geomechanical behavior in the SAGD process has received increased attention over the last decade because of its importance in assessing caprock integrity and potential influence on production performance. The deformations and potential shear failures in the reservoir lead to...
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Magnetotelluric Imaging of Electrically Anisotropic Crust Near Fort McMurray, Alberta: Implications for Engineered Geothermal Systems
DownloadFall 2014
The goal of this thesis is to investigate the character of the basement rocks beneath the oilsands region around Fort McMurray in the context of developing engineered geothermal systems (EGS). Magnetotelluric (MT) data were collected at 94 stations on two profiles near to Fort McMurray and...
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Numerical Assessment of the Maximum Operating Pressure for SAGD Projects Considering the Effects of Anisotropy and Natural Fractures
Download2017-01-01
Ehsan Rahmati, Alireza Nouri, Vahidoddin Fattahpour, Japan Trivedi
There has been an increasing awareness of the importance of caprock integrity during Steam Assisted Gravity Drainage (SAGD) operations. However, mathematical tools that have been developed for caprock integrity studies have not incorporated an important characteristic of cap shales, which is...