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Relations of POD modes and Lyapunov exponents to the nonlinear dynamic states in flow over oscillating tandem cylinders

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Nonlinear dynamic states of flow field are analyzed using the Proper Orthogonal Decomposition (POD) to extract spatial coherent structures, and the temporal development of these spatial structures ... Click to show full abstract

Nonlinear dynamic states of flow field are analyzed using the Proper Orthogonal Decomposition (POD) to extract spatial coherent structures, and the temporal development of these spatial structures ...

Keywords: dynamic states; states flow; nonlinear dynamic; relations pod; modes lyapunov; pod modes

Journal Title: Physics of Fluids
Year Published: 2018

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