Bulletin of the American Physical Society
76th Annual Meeting of the Division of Fluid Dynamics
Sunday–Tuesday, November 19–21, 2023; Washington, DC
Session A42: Turbulence: Wall-Bounded I
8:00 AM–9:44 AM,
Sunday, November 19, 2023
Room: 207A
Chair: Anthony Leonard, Caltech
Abstract: A42.00007 : Elastically Modulated Vortex Interaction in Taylor-Couette flows*
9:18 AM–9:31 AM
Presenter:
Theofilos Boulafentis
(University College London)
Authors:
Theofilos Boulafentis
(University College London)
Stavroula Balabani
(University College London)
Implementing Particle Image Velocimetry (PIV) for fluids of different elasticities (El=0.06-El=0.34), we give insight into the fundamental mechanistic differences of vortex interactions based on fluid elasticity on the route to EIT.
Lacassagne, T., Cagney, N., Gillissen, J. J. J., & Balabani, S. (2020). Vortex merging and splitting: A route to elastoinertial turbulence in Taylor-Couette flow. Physical Review Fluids, 5(11), 113303. https://doi.org/10.1103/PhysRevFluids.5.113303
Lopez, J. M. (2022). Vortex merging and splitting events in viscoelastic Taylor-Couette flow. Journal of Fluid Mechanics, 946, A27. https://doi.org/10.1017/jfm.2022.579
*EPSRC grant EP/R513143/1
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