Spectrum evolution at the transition to turbulance in a couette flow |
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| Authors: | ZB Krugljak EA Kuznetsov VS Lvov YuE Nesterikhin AA Predtechensky VS Sobolev EN Utkin FA Zhuravel |
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| Institution: | Institute of Automation and Electrometry, Siberian Branch of the Academy of Sciences, Novosibirsk, USSR |
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| Abstract: | It is shown that the laminar-turbulent transition in a circular Couette flow combines characteristics of both Landau and stochastic attractor models. As the Reynolds number increases new modes are excited and the peaks of the spectrum are broadened smoothly. |
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