| LEC # | TOPICS | SUPPORTING FILES |
|---|---|---|
| Underlying Physical Principles | ||
| 1 | Course Description. Fundamental Theorem of Kinematics - Convection, Vorticity, Strain. (PDF) | Hierarchy of 3-D Configuration CFD Methods (PDF) |
| 2 | Eulerian vs. Langrangian Description. Convection Relations. (PDF) | |
| Conservation Laws | ||
| 3 | Conservation of Mass. Conservation of Momentum. Stress Tensor. (PDF) | |
| 4 | Viscosity. Newtonian Fluids. Vorticity and Circulation. (PDF) | |
| 5 | Navier-Stokes Equations. Physical Parameters. Dynamic Similarity. (PDF) | |
| Thin Shear Layer Approximation | ||
| 6 | Dimensional Analysis. Dominant Balance and Viscous Flow Classification. (PDF) | |
| 7 | Re→∞ Behavior. Thin Shear Layer Equations. TSL coordinates. (PDF) | |
| 8 | TSL Coordinates. Boundary Conditions. Shear Layer Categories. (PDF) | |
| 9 | Local Scaling. Falkner-Skan Flows. (PDF) | Unsteady Local Scaling Transformation (PDF) |
| Solution Techniques | ||
| 10 | ODE'S, PDE's, and Boundary Conditions. Well-Posedness. (PDF) | |
| 11 | Numerical Methods for ODE's. Discretization. Stability. (PDF) | |
| 12 | Finite Difference Methods. Newton-Raphson. (PDF) | Solution of Falkner-Skan Equation by Finite Differences (PDF) Finite Difference Solution of TSL Equations(PDF) Basis for Integral BL Methods (PDF) Thwaites' Method (PDF) Integral Thicknesses (PDF) Von-Karman Integral Momentum Equation (PDF) Integral Kinetic Energy Equation (PDF) |
| 13 | Integral Methods. Integral Momentum Equation. Thwaites' Method. (PDF) | |
| 14 | Integral Kinetic Energy Equation. Dissipation Methods. (PDF) | |
| 15 | Integral Kinetic Energy Equation. Dissipation Methods. (cont.) (PDF) | |
| Interacting Boundary Layer Theory | ||
| 16 | Asymptotic Perturbation Theory - Higher-Order Effects. (PDF) | |
| 17 | 2D Interaction Models: Displacement Body, Transpiration. Form Drag, Stall Mechanisms. (PDF) | |
| 18 | IBLT Solution Techniques. Iteration Stability. (PDF) | Behavior of Separated Flow (PDF) Displacement Effects of Boundary Layer on Potential Flow (PDF) |
| 19 | Fully-Coupled Iteration. 3-D IBLT. (PDF) | |
| Stability and Transition | ||
| 20 | Small-Perturbation Theory. Orr-Sommerfeld Equation. (PDF) | |
| 21 | Small-Perturbation Theory. Orr-Sommerfeld Equation. (cont.) (PDF) | |
| 22 | Boundary Conditions, Homogeneity, Solution Techniques. (PDF) | |
| 23 | Transition Mechanisms. Transition Prediction: Local Correlations, Amplification Methods. (PDF) | en Method (PDF) |
| Turbulent Shear Layers | ||
| 24 | Reynolds Averaging. Prandtl's Analogy. (PDF) | |
| 25 | Turbulent BL Structure: Wake, Wall Layers. Inner, Outer Variables. Effects of Roughness. (PDF) | |
| 26 | Turbulent BL Structure: Wake, Wall Layers. Inner, Outer Variables. Effects of Roughness. (cont.) (PDF) | |
| 27 | Equilibrium BL's: Clauser Hypothesis. Dissipation Formulas and Integral Closure. (PDF) | G-Beta Locus Relations (PDF) |
| 28 | Equilibrium BL's: Clauser Hypothesis. Dissipation Formulas and Integral Closure. (cont.) (PDF) | |
| 29 | Turbulence Modeling and Closure. Algebraic Models. Transport Models. (PDF) | |
| Compressible Thin Shear Layers | ||
| 30 | Definition and Implications of Compressibility. Special Solutions. Reynolds Analogy. (PDF) | |
| 31a | Definition and Implications of Compressibility. Special Solutions. Reynolds Analogy. (cont.) (PDF) | |
| 31b | Approximate Temperature Profile. Reynolds Heat Flux. (PDF) | |
| 3D Boundary Layer | ||
| 32 | New Effects: Crossflow, Lateral Dilation, 3D Separation. Governing Equations. (PDF) | |
| 33 | Coordinate Systems. Characteristics, BC's, and Well-Posedness. (PDF) | Integral Boundary Layer Equations for Three-Dimensional Flows (PDF) Closure for Three-Dimensional Boundary Layer Equations (PDF) |
| 34 | 3D Characteristics, BC's. Quasi-3D: Constant-Crossflow Approximation. (PDF) | 3D BL Equations - Sweep / Taper (PDF) |
| 35 | 3D Characteristics, BC's. Quasi-3D: Constant-Crossflow Approximation. (cont.) (PDF) | |
| 36 | 3D Stability Theory. 3D Transition Mechanisms. (PDF) | |