New Results in Numerical and Experimental Fluid Mechanics VI (eBook)

Foreword 6
Table of Contents 8
High-Reynolds-Number Design of a Wing Section Including Control of Boundary Layer Properties 22
Numerical Analysis of Wing Vortices 30
Studies on Tailplane Stall for a Generic Transport Aircraft Wind Tunnel Model 39
A New Actuator Disk Model for the TAU Code and Application to a Sailplaine with a Folding Engine 65
Design of a Retrofit Winglet for a Transport Aircraft with Assessment of Cruise and Ultimate Structural Loads 75
Numerical Simulation of a Wing with a Gapless High- Lift System Using Circulation Control 84
Shock Control Bumps on Flexible and Trimmed Transport Aircraft in Transonic Flow 93
A Flat Plate Experiment for Investigations of Number Vortex Generator Jets at Reynolds Number 101
Studies of Reynolds Number Effects on Wing Tip Vortex Positions by Means of Laser Light Sheet ( LLS) and Background Oriented Schlieren ( BOS) Technique Under Cryogenic Conditions 117
Project ForMEx – A New CFD Approach for Transposition ofWind Tunnel Data Towards Flight Conditions 126
Pressure and Heat Flux Measurements on the Surface of a Low- Aspect- Ratio Circular Cylinder Mounted on a Ground Plate 134
Balance Configurations for Short Duration Wind Tunnels An Investigation into Internal and External Force 142
Multiple Discipline Take-Off Weight Minimization for a Supersonic Transport Aircraft 150
The Space-Time Expansion DG Method 167
The Parallel Mesh Deformation of the DLR TAU-Code 175
Simulation of Oscillating Airfoils and Moving Flaps Employing the DLR- TAU Unsteady Grid Adaptation 183
RANS Simulations with One and Six Degrees of Freedom Rigid Body Motions 191
Improvement of the Automatic Grid Adaptation for Vortex Dominated Flows Using Advanced Vortex Indicators with the DLR- Tau Code 199
Adjoint Algorithms for the Optimization of 3d Turbulent Configurations 207
Navier-Stokes High-Lift Airfoil Computations with Automatic Transition Prediction Using the DLR TAU Code 223
Manipulation of Attachment Line Transition by Geometry Modification at the Slat of a Multi- element Airfoil 232
Direct Numerical Simulation of a Short Laminar Separation Bubble and Early Stages of the Bursting Process 248
Development of a Sensor-Actuator-System for Active Control of Boundary Layer Instabilities in Compressible Flows 265
Evaluation of Initial Amplitudes of Free-Stream Excited Tollmien- Schlichting Waves from Flight- Test Data 273
The Role of Turbulent Dissipation for Flow Control of Near- Wall Turbulence 281
Radical Farming in Scramjets 289
Aerothermodynamic Investigation of the Pre-X Configuration in HEG 297
SHEFEX -- A First Aerodynamic Post-flight Analysis 304
Simulation of Magnetohydrodynamic Effects on an Ionised Hypersonic Flow by Using the TAU Code 313
Experimental Investigation and Numerical Simulation on a Missile Radome at Mach 6 330
Control of Flow Separation in Adverse Pressure Gradients by Means of Crosswise Grooved Surfaces for Turbo Machine Applications 337
Forces and Velocity Measurements in Ship Propulsion Systems 353
Numerical Simulation of the Flow Around a Finite Cylinder with Ground Plate in Comparison to Experimental Measurements 361
Numerical Simulation of Aerodynamic Problems with the SSG/ LRR- . Reynolds Stress Turbulence Model Using the Unstructured TAU Code 369
Simulations of Turbulent Convection in a Closed Rectangular Cell Developement of a Numerical Procedure for Direct 394
Large-Eddy Simulation of Tundish Flows Using Preconditioning 410
Numerical Investigations of Effusion Cooling in Hypersonic Boundary- Layer Flow 418
Investigation of Flow Induced Sound Radiated by a Forward Facing Step 451
Automatic Differentiation of an Entire Design Chain for Aerodynamic Shape Optimization 467
Computational Study of Mean Flow and Turbulence Structure in Inflow System of a Swirl Combustor 475
Author Index 484