Laminar-Turbulent Transition: Iutam Symposium Toulouse/ France, September 11-15, 1989

Session 1: Opening session.- Dialogue on Progress and Issues in Stability and Transition Research.- Experimental Investigation of Tollmien Schlichting Instability and Transition in Similar Boundary Layer Flow in an Adverse Pressure Gradient.- On the Development of Turbulent Spots in Plane Poiseuille Flow.- Transition Flight Experiments on a Swept Wing with Suction.- Session 2: Fundamental Aspects 1.- Secondary and Cascade Resonant Instabilities of Boundary Layers. Wave-Resonant Concept of a Breakdown and its Substantiation.- Nonlinear Breakdowns in Boundary Layer Transition.- Threshold Conditions for Breakdown of Laminar Boundary Layers.- Propagation of Wave Packets in the Boundary Layer on a Curved Surface.- Boundary Layer Control by a Local Heating of the Wall.- Poster Session 1.- Effects of Boundary-Layer Growth on the Linear Regime of Transition over Compliant Walls.- Investigations on Flow Instabilities on Airfoils by Means of Piezofoil-Arrays.- On the Spatial Structure of Disturbances in Boundary Layer Subharmonic Transition.- Three-Dimensional Effects in Boundary-Layer Transition: A High Reynolds Number Weakly Nonlinear Theory.- Session 3: Fundamental Aspects 2.- Effect of Controlled Resonant Interactions and Mode Detuning on Turbulent Transition in Boundary Layers.- Role of Transients in Boundary Layer Instability and Transition.- The Evolution of a Localized Disturbance in a Laminar Boundary Layer.- On the Breakdown of a Wave-Packet Disturbance in a Laminar Boundary Layer.- Development of Wall Turbulence in Blasius Flow.- Session 4 Compressible Flows.- Transition Research in Low-Disturbance High-Speed Wind Tunnels.- Experimental Study of the Supersonic Boundary Layer Stability on the Cone-Cylinder Model.- Stability Theory fo Chemically Reacting Flows.- Effects of Suction. Pressure Gradient and Cooling on High Speed Boundary Layer Stability.- On the Instability of Hypersonic Flow Past a Wedge.- On the Subharmonic Instability of Compressible Boundary Layers.- Poster Session 2.- On the Evolution of Localized Disturbances in Laminar Shear Flows.- On the Wave Packets Interaction in a BTransitional Boundary Layer.- Stability of the Laminar Boundary Layer for an Imperfect Gas.- Numerical Simulation of Spatially Growing Three-Dimensional Disturbance Waves in Compressible Boundary Layers.- Session 5: Stability in 3D Flows.- Experimental and Theoretical Analysis of Natural Transition on Infinite Swept Wing.- An Evaluation of Stability-Based Methods for Transition of Three-Dimensional Flows.- Correlation of Boundary Layer Stability Analysis with Flight Transition Data.- Stability of High-Speed Chemically Reacting and Three-Dimensional Boundary Layers.- Cross-Flow Instability of 3D Boundary Layers on a Flat Plate.- Experiments on Swept-Wing Boundary Layers.- Poster Session 3.- On the Stability of Swept Wing Laminar Boundary Layers Including Curvature Effects.- An Investigation of the Non-linear Instability of Flow near a Swept Attachment-Line.- Time dependent Instabilities of Rayleigh-Benard Convection in Boxes.- Blunt-Nosed Swept Supercritical LFC Wings Without Nose Flaps.- Analysis of Transition in Taylor-Couette Flow with Small Aspect Ratio.- Session 6: 3D Flows and Longitudinal Vortices.- Instability Features Appearing on Swept Wing Configurations.- Development and Interaction of Instabilities in the Crossflow Field.- Secondary Instabilities of Three-Dimensional Inflectional Velocity Profiles Resulting from Longitudinal Vorticity Elements in Boundary Layers.- On the Gortler Vortex Instability Mechanism at Hypersonic Speeds.- Instabilities in Curved and Rotating Channels Flow.- Visual Study of Boundary Layer Transition on Rotating Flat Plate.- Session 7: Receptivity.- Generation of Boundary Layer Instability Waves by Acoustic and Vortical Free-Stream Disturbances.- Experimental Study of the Travelling Waves in a Three-Dimensional Boundary Layer.- The Experimental Investigation of Stability and Receptivity of a Swept-Wing Flow.- Receptivity and Stability of the Boundary Layer at a High Turbulence Level.- Hydrodynamic Instability and Receptivity of Small Scale Separation Regions.- Poster Session 4.- Hypersonic Transitional Flow in a Compression Corner in 2D Configuration.- Classification of Laminar-Turbulent Transition near Rotating Bodies.- Spiral Vortex Behaviour in Transition Region and Separation of Three-Dimensional Boundary Layers on Spheres Rotating in Axial Flow.- Wavy Vortices in Rotating Channel Flow.- Theoretical Study of Gortler Vortices : Linear Stability Approach.- Laminar Boundary Layers in Turbulent Flows.- Certain Aspects of Flows over Rough Leading Edges.- Session 8: Numerical Simulations.- Numerical Simulation of Instability and Transition in Boundary Layer Flows.- Large-Eddy Simulations of Mixing Layers.- Numerical Simulation of Transition due to Crossflow Instability.- Direct Numerical Study of Crossflow Instability.- Second Mode Interactions in Supersonic Boundary Layers.- Session 9: 3D Roughness elements.- The Effect of a Single Cylindrical Roughness Element on Boundary Layer Transition in a Favourable Pressure Gradient.- The Effect of Isolated Roughness Elements on Transition in Attachment Line Flows.- Boundary Layer Tripping in Supersonic Flow.- Poster Session 5.- Numerical Simulation of Two- and Three-Dimensional Instability Waves in Two-dimensional Boundary Layers with Streamwise Pressure Gradient.- Numerical Simulation of the Control of the Three-Dimensional Transition Process in Boundary Layers.- On the Application of Large-Eddy Simulation to Transitional Wall-Bounded Flows.- Visualisation of Boundary Layer Transition.- Control of Transition of Flow over Circular Cylinder.