Modeling of individual coherent structures in wall region of a turbulent boundary layer. (English) Zbl 0980.76032

Zhou, Heng; Lu, Changgen; Luo, Jisheng

Sci. China, Ser. A 42, No. 6, 627-635 (1999).

Summary: We use numerical simulations to follow the evolution of coherent structures. It is shown that the proposed model describes many features of coherent structures found in experiments.

MSC:

76F40	Turbulent boundary layers
76M20	Finite difference methods applied to problems in fluid mechanics

Keywords:

Navier-Stokes equations; individual coherent structures; wall region; turbulent boundary layer; higher-order accurate upwind compact difference scheme; Tollmien-Schlichting waves; eigenvalue problem; Orr-Sommerfeld equation; Fourier series

References:

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