The decay of wake vortices in the convective boundary layer

37th Aerospace Sciences Meeting and Exhibit

Volumn , Issue , 1999, Pages

  Holzapfel F ^a   Gerz, T ^a   Freeh, M ^a   Dornbrack A ^a  

^a GERMAN AEROSPACE CENTER DLR   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AEROSPACE ENGINEERING; ATMOSPHERIC BOUNDARY LAYER; BOUNDARY LAYER FLOW; BOUNDARY LAYERS; LARGE EDDY SIMULATION; WAKES;

CONVECTIVE BOUNDARY LAYERS; DESCENT SPEED; FLIGHT LEVELS; ROLLING MOMENTS; STRIP THEORY; TEMPORAL AND SPATIAL; VORTEX PAIR; WAKE VORTEX;

VORTEX FLOW;

EID: 84983186301     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (18)

1. Zak, J.A. & Rodgers, W.G. Jr., "Documentation of Atmospheric Conditions During Observed Rising Aircraft Wakes", NASA Contractor Rep. 4767,1997.
2. Vaughan, J.M., Brown, D.W., Constant, G., Ea-cock, J.R. & Foord, R., "Structure, Trajectory and Strength of B747 Aircraft Wake Vortices Measured by Laser", AGARD CP 584, 1996, 10.1-10.10.
3. Proctor, F.H., Hinton, D.A., Han, J., Schowalter, D.G. & Lin, Y.-L., "Two Dimensional Wake Vortex Simulations in the Atmosphere: Preliminary Sensitivity Studies", 35th Aerospace Sciences Meeting & Exhibit, Reno, NV, AIAA 97-0056, 1997.
4. Holzapfel, F. & Gerz, T., "Two-Dimensional Wake Vortex Simulations in the Stably Startified Atmosphere", 2nd AIAA Theoretical Fluid Mechanics Meeting, Albuquerque, NM, AIAA 98-2857, 1998.
5. Gurke, T. & Lafferton, H., The Development of the Wake Vortices Warning System for Frankfurt Airport: Theory and Implementation. Air Traffic Control Quarterly, Vol. 5, No. 1, 1997, pp. 3-29.
6. Krettenauer, K. & Schumann, U., "Numerical simulation of turbulent convection over wavy terrain", J. Fluid Mech., Vol. 237, 1992, pp. 261-299.
7. Dornbrack, A., "Broadening of convective cells", Q. J. R. Meteorol. Soc. 123; 1997, pp. 829-847.
8. Stull, R., "An Introduction to Boundary Layer Meteorlogy", Kluwer Academic Publishers, 1988, p. 117.
9. Rossow, V. & Tinling, B., "Research on Aircraft/Vortex-Wake Interactions to Determine Acceptable Level of Wake Intensity", J. Aircraft, Vol. 25, No. 6, 1988, pp.481-492.
10. Sammonds, R. & Stinnei G. Jr., "Criteria Relating Wake Vortex Encounter Hazard to Aircraft Response", J. Aircraft, Vol. 14, No. 10, 1977, pp. 981-987.
11. McMillan, O., Schwind, R. Nielsen, & J. M. Dil-lenius"Rolling Moments in a Trailing Vortex Flowfield", J. Aircraft, Vol. 15, No. 5, 1978, pp. 280-286.
12. Gerz, T. & Holzapfel, F."Wingtip Vortices, Turbulence, and the Distribution of Emissions", accepted for publ. in AIAA J.
13. Vicroy, D., Brandon, J., Greene, G., Rivers, R., Shah, G., Stewart, E. & Stuever, R., "Characterizing the Hazard of a Wake Vortex Encounter", 35th Aerospace Sciences Meeting & Exhibit, Reno, NV, AIAA 97-0055, 1997.
14. Hoheisel, H. & Geisler, P., "Results of DLR-ONERA-Experrments on the DLR-F4/1-Wing-Body-Engine-Configuration", DLR-IB 129 - 91/26, Institut fur Entwurfsaerodynamik, Braunschweig, 1991.
15. Michels, B. & Jochum, A., "Heat and moisture flux profiles in a region with inhomogeneous surface evaporation", J. Hydrology 166, 1995, pp.383-407.
16. "Buoyant Convection in Geophysical Flows", edited by Plate, E.J., Fedorovich, E.E., Viegas, D.X. & Wyngaard, J.C., NATO ASI Series, Series C: Mathematical and Physical Sciences, Vol. 513, Kluwer Academic Publishers, 1998, p. 356.
17. Jeong, J, &: Hussain, F., "On the identification of a vortex", J. Fluid Mech., Vol. 285, 1995, pp. 69-94.
18. Hegen, G., "Wake encounter test in DNW wind tunnel - test number: 98-1116", NLR-CR-98291, National Aerospace Laboratory NLR, Amsterdam, 1998.