Similarity Laws for the Velocity Distribution and the Reynolds Tensor Components in the Wall Region of a Turbulent Boundary Layer with Injection and Suction |
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Authors: | I. I. Vigdorovich |
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Affiliation: | (1) Mechanical Engineering Program (PEM/COPPE/UFRJ), C.P. 68503, 21945-970 Rio de Janeiro, Brazil;(2) Centro de Estudos de Fen?menos de Transporte, Faculdade de Engenharia da Universidade do Porto, Rua Dr. Roberto Frias s/n, 4200-465 Porto, Portugal;(3) Universidade do Minho, Largo do Pa?o, 4704-553 Braga, Portugal |
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Abstract: | Similarity laws of the distributions of the average velocity, tangential stress, and mean-square transverse velocity fluctuation are established in an intermediate zone of a turbulent boundary layer with injection and suction. This zone is located in the neighborhood of the wall outside the viscous sublayer. The similarity relationship for the velocity profile is a generalization of the well-known logarithmic law to include the case of the presence of a mass flow at the wall. |
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Keywords: | turbulence Reynolds tensor boundary layer similarity injection-suction |
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