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flow over a cylinder: shedding frequency

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Old   July 4, 2005, 03:18
Default flow over a cylinder: shedding frequency
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Hi All

I modelling flow over a cylinder in Fluent 6 3D. I have received Von Karman vortex street.

Can I estimate shedding frequency? Which signal I must plot to define the amplitude, and the frequency?


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Old   July 19, 2005, 09:49
Default Re: flow over a cylinder: shedding frequency
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hi write the coefficient of lift as dat file and do fft with your time step size. it will give amplitude and frequency, the use strouhal number relation for shedding frequency bye ayyappan.t
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