CONTENTS 



A. Transition from Laminar to Turbulent Flow 



MARINE 

 BIOLOGICAL 

 LABORATORY 



LIBRARY 



WOODS HOLE, MASS. 

 W. R 0. 1. 



2i 



HughL. Dryden, National Aeronautics and Space Administra- 

 tion, Washington, D.C. 



1. Introduction 3 



2. Transition on a Flat Plate in a Stream of Constant Velocity 3 



3. Effect of Pressure Gradient on Transition on a Flat Plate 6 



4. Effect of Curvature of Surface on Transition of a Two-Di- 

 mensional Boundary Layer 8 



5. Effect of Surface Roughness and Waviness on Transition of 



a Two-Dimensional Boundary Layer 8 



6. Application of Dimensional Analysis to Transition of a Two- 

 Dimensional Boundary Layer 19 



7. Transition of Shear Layers in the Free Fluid 21 



8. Transition of Shear Layers with Reattachment Following 

 Laminar Separation 24 



9. Breakdown of Laminar Flow vs. Transition 27 



10. Tentative Conceptual Picture of Transition 28 



11. Theory of the Influence of Turbulence on Transition 30 



12. Schlichting's Procedure for Computing Transition on an 

 Airfoil 32 



13. Adequacy of Transition Theories Based on Local Parameters 37 



14. Transition to Turbulent Flow in a Pipe of Circular Cross 

 Section 39 



15. Transition in Pipes of Noncircular Cross Section 40 



16. Transition on an Elliptic Cylinder 41 



17. Transition on Airfoils 41 



18. Transition on Airplane Configurations and on Airplanes in 

 Flight 45 



19. Transition on Bodies of Revolution 46 



20. Transition in Flow between Rotating Cylinders 49 



21. Transition in Flow near Rotating Disks 52 



22. Transition in Flow at Boundary of a Jet 52 



23. Transition at Subsonic Speed as Affected by Heat Transfer 53 



24. General Remarks on Transition at Supersonic Speed 54 



25. Effect of Mach Number on Transition for Bodies without 

 Heat Transfer at Supersonic Speeds 55 



26. Effect of Heat Transfer on Transition at Supersonic Speeds 63 



27. Present Status and Future Direction 67 



28. Cited References 70 



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