Taylor-Green Vortex: 2D Vorticity Decay

Flow

Reynolds number

Wavenumber k

Amplitude U

Perturbation

Time speed

Display

Time (turnovers)

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Viscosity

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Kinetic energy

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KE exact decay

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Enstrophy

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Dissipation

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Error vs analytic KE

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Positive vorticityNegative vorticity