Fall 2007 TR 4:15-5:30 PM, 214 Hammond Bldg., 3 credits

taught by Prof. Gary S. Settles

(301D Reber, 3-1504, gss2@psu.edu , http://www.me.psu.edu/psgdl/index.html)

Prerequisite: ME 434 or similar introduction to gas dynamics

I. COMPRESSIBLE POTENTIAL FLOW
     - Background and Review, Derivation of Potential Equation
     - Method of Characteristics
          - 2-D Steady-Flow Characteristic Theory
               Calculation Procedure
               Example: Supersonic Nozzle Design

   - 1-D Unsteady Flows
          Unit Processes in x-t Coordinates
          Characteristics Theory and Procedure
          Practical Examples
     - Linearization of the Potential Equation

II. TRANSONIC FLOW
     - Transonic Potential Eqn. and Similarity Laws
     - Flow Visualization Results: Shock-Stall
     - Transonic Airfoils, Sweepback, and Wave Drag
     - Transonic Wind Tunnels
     - Transonic Flow Near a Laval Nozzle Throat
(Midterm Exam comes typically at this point, mid-late October)

III. COMPRESSIBLE BOUNDARY LAYERS
     - Compressible Boundary-Layer Equations
     - Laminar Flat-Plate Boundary Layers
          - Crocco-Busemann Solution
          - Compressibility Transformations
     - Compressible Turbulent Boundary Layers
          - Van Driest Transformation
          - Similarity (Wall-Wake Law)
          - Turbulent Prandtl No. & Recovery Factor
          - Morkovin's Hypothesis

IV. COMPRESSIBLE TURBULENT MIXING
     Incompressible Turbulent Mixing
     Convective Mach Number Theory
     Attempted Explanations and Mixing Enhancement

V. HYPERSONIC FLOW
     Inviscid (Classical) Hypersonic Flow
          - Hypersonic Similarity Laws
          - Newtonian Flow
          - Mach Number Independence Principle
          - Waveriders
     Hypersonic Viscous/Inviscid Interactions.

VI. OPTICAL FLOW VISUALIZATION TECHNIQUES
     Shadowgraph and Schlieren Optics