Helmholtz instability of a vortex sheet in uniform shear flow
Masaru KIYA, Mikio Arie
Abstract
Masaru KIYA, Mikio Arie
Abstract
The effect of background vorticity on the instability of a vortex sheet is theoretically described by an inviscid linear stability analysis. The background vorticity increases the growth rate of the deformed vortex sheet whose vorticity is of the same sign as the background vorticity.
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The effect of background vorticity on the instability of a vortex sheet is theoretically described by an inviscid linear stability analysis. The background vorticity increases the growth rate of the deformed vortex sheet whose vorticity is of the same sign as the background vorticity.
Key concepts: Vorticity, Physics, Vortex, Inviscid flow, Vortex sheet, Instability, Vortex stretching, Vorticity equation