Atmospheric Turbulence

Garant předmětu:

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Department of Fluid Dynamics and Thermodynamics

Synopsis:

Introduction- definition of turbulence, history, characteristics.

Flow kinematics - dynamical system (Lorenz model), Cellular Automata Model, kinetic theory, continuum.

Statistical description of turbulence, Reynolds conditions, equations of motion, continuity equation - shallow water approximation, closure problem, higher order correlation tensor, theory of turbulence.

Homogeneous and isotropic turbulence - characteristics, correlation tensor, equations of motion.

Turbulent diffusion - Lagrangian analysis

Turbulence models - algebraic (Prandtl´s momentum transfer theory, Taylor's vorticity transport theory, Von Kármán´s similarity hypothesis) one-point turbulence models (k-epsilon model)

Requirements:

Syllabus of lectures:

Introduction- definition of turbulence, history, characteristics.

Flow kinematics - dynamical system (Lorenz model), Cellular Automata Model, kinetic theory, continuum.

Statistical description of turbulence, Reynolds conditions, equations of motion, continuity equation - shallow water approximation, closure problem, higher order correlation tensor, theory of turbulence.

Homogeneous and isotropic turbulence - characteristics, correlation tensor, equations of motion.

Turbulent diffusion - Lagrangian analysis

Turbulence models - algebraic (Prandtl´s momentum transfer theory, Taylor's vorticity transport theory, Von Kármán´s similarity hypothesis) one-point turbulence models (k-epsilon model)

Syllabus of tutorials:

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Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: