Problem :
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Boundary conditions :
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. Simulations use NEK5000
Fischer, Lottes, Kerkemeir, 2008
1
. Sipp & Lebedev JFM 2007
. Meliga JFM 2017
Open shear-driven square cavity
Yacine Bengana & Laurette Tuckerman, PMMH, ESPCI-PSL, CNRS
Collaboration: J.-Ch. Loiseau & J.-Ch. Robinet, DynFluid, ENSAM
Bifurcation Diagram
(i)
base
(iii)
LC 3
(iv)
QP
(ii) LC 2
2
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~ 2 vortex
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~ 3 vortex
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Quasi-periodic state
Linear stability analysis
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