Nested separatrices in simple shear flows: the effect of localized disturbances on stagnation lines

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Wilson, M.C.T.; Gaskell, P.H.; Savage, M.D.;
  • Publisher: American Institute of Physics
  • Subject:
    arxiv: Physics::Fluid Dynamics

The effects of localized two-dimensional disturbances on the structure of shear flows featuring a stagnation line are investigated. A simple superposition of a planar Couette flow and Moffatt's [J. Fluid Mech. 18, 1--18 (1964)] streamfunction for the decay of a disturba... View more
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