Diffusivity in Bitumen - American Chemical Society

Sep 1, 2011 - Department of Mechanical and Industrial Engineering, University of Toronto, 5 King's College Road, Toronto, Ontario M5S 3G8,. Canada...
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ARTICLE pubs.acs.org/EF

Rapid Microfluidics-Based Measurement of CO2 Diffusivity in Bitumen Hossein Fadaei,† Brent Scarff,† and David Sinton*,‡ †

Institute for Integrated Energy Systems (IESVic), Department of Mechanical Engineering, University of Victoria, Victoria, British Columbia V8W 3P6, Canada ‡ Department of Mechanical and Industrial Engineering, University of Toronto, 5 King’s College Road, Toronto, Ontario M5S 3G8, Canada

bS Supporting Information ABSTRACT: In this paper, we demonstrate the first application of microfluidics to study diffusive transport in extra heavy oils, such as bitumen. A cross-channel glass microfluidic chip was used to measure the CO2 diffusion in Athabasca bitumen. The device was initially filled with CO2 at low pressure (