On the robustness of separation control by streamwise vortices

European Journal of Mechanics, B/Fluids

Volumn 29, Issue 1, 2010, Pages 9-17

  Lögdberg, Ola ^a,b   Angele, Kristian ^c   Alfredsson, P Henrik ^a  

^a ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

^b SCANIA CV AB   (Sweden)

^c RINGHALS AB   (Sweden)

Author keywords

Adverse pressure gradient; Flow control; Flow separation; Turbulent boundary layer; Vortex generators

Indexed keywords

ADVERSE PRESSURE GRADIENT FLOWS; CONTROL FLOWS; DIFFERENT SIZES; FLAT PLATE; INCREASE IN PRESSURE; PARTICLE IMAGE VELOCIMETRIES; RELATIVE POSITIONS; SEPARATED REGION; SEPARATION BUBBLE; SEPARATION CONTROL; SEPARATION FLOW; STREAMWISE VORTICES; TURBULENT BOUNDARY LAYERS; VORTEX GENERATORS;

ATMOSPHERIC THERMODYNAMICS; BOUNDARY LAYER FLOW; BOUNDARY LAYERS; FLOW CONTROL; FLOW SEPARATION; FLOW VISUALIZATION; PACKED BEDS; PRESSURE EFFECTS; PRESSURE GRADIENT; ROBUSTNESS (CONTROL SYSTEMS); TRANSPORT AIRCRAFT; TURBULENCE; VELOCITY MEASUREMENT; VORTEX FLOW;

SIZE SEPARATION;

EID: 71649098287     PISSN: 09977546     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.euromechflu.2009.09.001     Document Type: Article

References (18)

1. Angele K., and Grewe F. Instantaneous behavior of streamwise vortices for turbulent boundary layer separation control. J. Fluids Eng. 129 (2007) 226-235
2. Angele K.P., and Muhammad-Klingmann B. The effect of streamwise vortices on the turbulence structure of a separating boundary layer. Eur. J. Mech. B/Fluids 24 (2005) 539-554
3. Angele K.P., and Muhammad-Klingmann B. A simple model for the effect of peak-locking on the accuracy of boundary layer statistics in digital PIV. Exp. Fluids 38 (2005) 341-347
4. Angele K.P., and Muhammad-Klingmann B. PIV measurements in a weakly separating and reattaching turbulent boundary layer. Eur. J. Mech. B/Fluids 25 (2006) 204-222
5. Dengel P., and Fernholz H.H. An experimental investigation of an incompressible turbulent boundary layer in the vicinity of separation. J. Fluid Mech. 212 (1990) 615-636
6. Godard G., and Stanislas M. Control of a decelerating boundary layer. Part 1: Optimization of passive vortex generators. Aerosp. Sci. Technol. 10 (2006) 181-191
7. Keane R., and Adrian R. Theory of cross-correlation in PIV. Appl. Sci. Res. 49 (1992) 191-215
8. Lin J.C. Review of research on low-profile vortex generators to control boundary-layer separation. Prog. Aerosp. Sci. 38 (2002) 389-420
9. J.C. Lin, F.G. Howard, G.V. Selby, Turbulent flow separation control through passive techniques, AIAA-89-0976. in: AIAA Second Shear Flow Conference, 1989.
10. Lindgren B., and Johansson A.V. Evaluation of a new wind-tunnel with expanding corners. Exp. Fluids 36 (2004) 197-203
11. Lögdberg O., Angele K., and Alfredsson P.H. On the scaling of turbulent separating boundary layers. Phys. Fluids 20 (2008) 075104
12. Lögdberg J.H.M.O., and Fransson P.H. Alfredsson, On the streamwise evolution of longitudinal vortices in a turbulent boundary layer. J. Fluid Mech 623 (2009) 27-58
13. Pauley W.R., and Eaton J.K. Experimental study of the development of longitudinal vortex pairs embeddedd in a turbulent boundary layer. AIAA J. 26 (1988) 816-823
14. Pearcy H.H. Boundary Layer and Flow Control, Its Principle and Applications. Chap. Shock-induced Separation and Its Prevention vol. 2 (1961), Pergamon pp. 1170-1344
15. Raffel M., Willert J., and Kompenhans J. Particle Image Velocimetry. A Practical Guide (1997), Springer-Verlag
16. Schubauer G., and Spangenberg W. Forced mixing in boundary layers. J. Fluid Mech. 8 (1960) 10-32
17. Smith F. Theoretical prediction and design for vortex generators in turbulent boundary layers. J. Fluid Mech. 270 (1994) 91-131
18. Westphal R.V., Eaton J.K., and Pauley W.R. Interaction between a vortex and a turbulent boundary layer in a streamwise pressure gradient. In: Durst F., Launder B.E., Lumley J.L., Schmidt F.W., and Whitelaw J.H. (Eds). Turbulent Shear Flows 5 (1987), Springer 266-277