ME-552 TURBULENCE MODELING
Credit Hours = 3
- Introduction to Turbulence: Observation of different turbulent Flows, Characteristics of turbulent flows, Turbulent wall-bounded flows, Turbulent free-shear flows, Turbulent equilibrium flows, Near-wall region, Turbulent flows and drag reduction.
- Mathematical Background Review: Tensor Operations, Fourier-transformation, Buckingham theorem.
- Continuum Mechanics & Turbulence: Balance equations, Transport equations of turbulent flows, transport equation for velocity field, transport equation for scalar field.
- The Eddy Viscosity concept: Boussinesq Analogy, The eddy viscosity, short-coming of eddy viscosity concept.
- Zero Equation Models: Prescribed Eddy viscosity, Mixing-length hypothesis, Pro & cons of zero equation model.
- One Equation Models: Exact equation for k, Modeled equation for k, Determination of model coefficients, specification of mixing length.
- Scalar-flux models: The turbulent Prandtl number, scalar-flux transport equation, algebraic scalar-flux models, introduction to advanced models and use of CFD codes.