Jun 18 – 23, 2023
University of New Brunswick
America/Halifax timezone
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(G*) Investigating the Flow Transition to Turbulence Using Simple Spin-Echo Magnetic Resonance Techniques

Jun 21, 2023, 10:45 AM
15m
UNB Tilley Hall (Rm. 205 (max. 85))

UNB Tilley Hall

Rm. 205 (max. 85)

Oral Competition (Graduate Student) / Compétition orale (Étudiant(e) du 2e ou 3e cycle) Applied Physics and Instrumentation / Physique appliquée et de l'instrumentation (DAPI / DPAI) (DAPI) W1-6 Advances with MRI for measurements | Progrès de l'IRM pour les mesures (DPAE)

Speaker

Sebastian Richard

Description

Our lab recently introduced a methodology to determine the average velocity and flow behaviour index of laminar pipe flow using simple magnetic resonance techniques. The knowledge of these two parameters provides the information needed to reconstruct the flow velocity profile. However, as the flow velocity increases, the flow will begin to develop turbulence. For a given fluid moving through a pipe, the flow velocity profile is flatter in the centre of the pipe at turbulent flow rates compared to laminar flow. An effective flow behaviour index may also be used to approximately model the time-averaged velocity profile as a function of Reynolds number as a Newtonian fluid transitions to turbulence. In this presentation I will show the results of testing the utility of such a simplification in monitoring that transition.

Keyword-1 Magnetic resonance
Keyword-2 Transition to turbulence
Keyword-3 Flow measurement

Primary author

Co-authors

Ben Newling (University of New Brunswick) Bruce Balcom (University of New Brunswick) Devin Morin

Presentation materials

There are no materials yet.