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Published byAlondra Garl Modified over 10 years ago
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Group-theoretical model of developed turbulence and renormalization of the Navier-Stokes equation V. L. Saveliev1 and M. A. Gorokhovski2 1. Institute of Ionosphere, Almaty , Kazakhstan 2. Laboratoire de Mécanique des Fluides et AcoustiqueEcole Centrale de Lyon, France PHYSICAL REVIEV E 72, (2005)
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Introduction
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II. Renormalized averaging formula for <vu>
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Operator for averaging the field product
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Simplest formula for averaging
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Example of averaging
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Deviatoric part of stress tensor
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Important remark
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III. Group-theoretical model of developed turbulence
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Symmetry parameters
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Self-similar solutions
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Decomposition of turbulent field
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Invariance of turbulent state
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Renormalization-group invariance
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Renormalization of the averaged Navier-Stokes equation Averaging over small scale
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Inner threshold of turbulence
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Equation for averaged turbulent fields
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Remarks about viscosity
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V. Conclusion
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References
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