The effect of HHC on the vortex convection in the wake of a helicopter rotor

Aerospace Science and Technology

Volumn 4, Issue 5, 2000, Pages 321-336

  Van Der Wall, Berend G ^a  

^a GERMAN AEROSPACE CENTER DLR   (Germany)

Author keywords

Active blade control; Numerical simulation; Rotor wake vortex

Indexed keywords

EID: 0034417525     PISSN: 12709638     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1270-9638(00)00141-3     Document Type: Article

References (39)

1. Beaumier P., Prieur J., Rahier G., Spiegel P., Demargne A., Tung C., Gallman J.M., Yu Y.H., Kube R., van der Wall B.C., Schultz K.J., Splettstößer W.R., Brooks T.F., Burley C.L., Boyd Jr. D.D., Aerodynamic and Acoustic Effects of Higher Harmonic Control on Helicopter Rotor Blade-Vortex Interaction: Predictions and Preliminary Validation, 75th AGARD Fluid Dynamics Panel Meeting and Symposium on Aerodynamics and Acoustics of Rotorcraft, Berlin, Germany, 1994.
2. Beaumier P., Spiegel P., Validation of ONERA Prediction Methods for Blade-Vortex Interaction using HART Results, 51st Annual Forum of the American Helicopter Society, Fort Worth, TX, USA, 1995.
3. Beddoes T.S., A Wake Model for High Resolution Airloads, Proceedings of the International Conference on Helicopter Basic Research, Army Research Office, Research Triangle Park, NC, USA, 1985.
4. Boutier A., Lefèvre J., Micheli F., 3D Laser Velocimetry and Blade Tip Attitude Measurements by TART Method within the HART Test Program, ONERA RTS 5/51432 PY, Chatillon, France, 1996.
5. Bronstein I., Semendjajew K., Taschenbuch der Mathematik, 18th Edition, Verlag Harri Deutsch, Thun, Frankfurt/Main, Germany, 1979.
6. Brooks T.F., Boyd Jr. D.D., Burley C.L., Jolly Jr. J.R., Aeroacoustic Codes For Rotor Harmonic and BVI Noise - CAMRAD.Mod1/HIRES, 2nd AIAA/CEAS Aeroacoustics Conference, State College, PA, USA, 1996.
7. Drees J.M., A theory of airflow through rotors and its application to some helicopter problems, J. Helicopter Association of Great Britain 3 (2) (1949).
8. Egolf T.A., Landgrebe A.J., Helicopter Rotor Wake Geometry and Its Influence in Forward Flight. Vol. I -Generalized Wake Geometry and Wake Effect on Rotor Airloads and Performance, NASA CR 3726, USA, 1983.
9. Gallman J.M., Tung C., Schultz K.J., Splettstößer W.R., Buchholz H., Spiegel P., Burley C.L., Brooks T.F., Boyd Jr. D.D., Effect of Wake Structure on Blade-Vortex Interaction Phenomena: Acoustic Prediction and Validation, 1st Joint CEAS/AIAA Aeroacoustics Conference, Munich, Germany, 1995.
10. Gessow A., Myers Jr. G.C., Aerodynamics of the Helicopter, ISBN 0-8044-4275-4, College Park Press, MD, USA, 1985.
11. Glauert H., A General theory of the Autogyro, Aeronautical Research Council Technical Reports and Memoranda No. 1111, England, 1926.
12. Gmelin B.L., Heller H.H., Mercker E., Philippe J.J., Preisser J.S., Yu Y.H., The HART Programme, a Quadriliteral Cooperative Research Effort, 51st Annual Forum of the American Helicopter Society, Ft. Worth, TX, USA, 1995.
13. Gray R.B., An aerodynamic Analysis of a Single-Bladed Rotor in Hovering and Low Speed Forward Flight as Determined from the Smoke Studies of the Vorticity Distribution in the Wake, Princeton Aeronautical Engineering Department Report No. 356, USA, 1956.
14. Johnson W., Helicopter Theory, Princeton University Press, NJ, USA, 1980.
15. Kocurek J.D., Berkowitz L.F., Velocity Coupling - a new Concept for Hover and Axial Flow Wake Analysis and Design, AGARD-CP-334. Paper No. 8, 1982.
16. Kube R., Splettstößer W.R., Wagner W., Seelhorst U., Yu Y.H., Tung C., Beaumier P., Prieur J., Rahier G., Spiegel P., Boutier A., Brooks T.F., Burley C.L., Boyd Jr. D.D., Mercker E., Pengel K., HHC Aeroacoustic Rotor Tests in the German Dutch Wind Tunnel: Improving Physical Understanding and Prediction Codes, 52nd Annual Forum of the American Helicopter Society, Washington, DC, USA, 1996.
17. Kube R., Einfluß der Blattelastizität auf die höherharmonische Steuerung und Regelung eines gelenklosen Hubschrauberrotors, DLR FB 97-26, Germany, 1997.
18. Landgrebe A.J., An Analytical and Experimental Investigation of Helicopter Rotor Hover Performance and Wake Geometry Characteristics, USAAMRDL Technical Report 71-24, Ft. Eustis, VA, USA, 1971.
19. Landgrebe A.J., The wake geometry of a hovering helicopter rotor and its influence on rotor performance, J. Am. Helicopter Soc. 17 (4) (1972).
20. Landgrebe A.J., New Directions in Rotorcraft Computational Aerodynamics Research in the US, AGARD-CP-552, Paper 1, 1995.
21. Mangler K.W., Calculation of the Induced Velocity Field of a Rotor, RAE Rep. No. Aero. 2247 (A.R.C. 11562), England, 1948.
22. Mangler K.W., Fourier Coefficients for the Downwash at a Helicopter Rotor, RAE Tech. Note. No. Aero. 1958 (A.R.C. 11694), England, 1948.
23. Mangler K.W., Squire H.B., The Induced Velocity Field of a Rotor, Aeronautical Research Council Technical Reports and Memoranda No. 2642, England, 1950.
24. Mercker E., Compilation of Test Data for the HART-Test, DNW-TR-94.03, DNW Emmeloord, Netherlands, 1994.
25. Mercker E., Pengel K., Kube R., van der Wall B.G., Boutier A., Micheli F., On the Blade Deformation Measured at a Scaled Helicopter Rotor, 2nd International Aeromechanics Specialists' Conference, Bridgeport, CT, USA, 1995.
26. Michea B., Desopper A., Costes M., Aerodynamic Rotor Loads Prediction Method with Free Wake for Low Speed Descent Flight, 18th European Rotorcraft Forum, Avignon, France, 1992.
27. Petot D., Arnaud G., Harrison R., Stevens J., Teves D., van der Wall B.G., Young C., Szechenyi E., Stall Effects and Blade Torsion - an Evaluation of Predictive Tools, 23rd European Rotorcraft Forum. Dresden, Germany, 1997.
28. Splettstößer W.R., Kube R., Seelhorst U., Wagner W., Boutier A., Micheli F., Mercker E., Pengel K., Key results from a Higher Harmonic Aeroacoustic Rotor Test (HART) in the German-Dutch Wind Tunnel, 21st European Rotorcraft Forum, Saint-Petersburg, Russia, 1995.
29. Splettstößer W.R., Kube R., Seelhorst U., Wagner W., Boutier A., Micheli F., Higher Harmonic Control Aeroacoustic Rotor Test (HART) - Test Documentation and Representative Results -, DLR IB 129-95/28, Braunschweig, Germany, 1995.
30. Tung C., Gallman J.M., Kube R., Wagner W., van der Wall B.C., Brooks T.F., Burley C.L., Boyd Jr. D.D., Rahier G., Beaumier P., Prediction and Measurement of Blade-Vortex Interaction Loading, 1st Joint CEAS/AIAA Aeroacoustics Conference, Munich, Germany, 1995.
31. van der Wall E.G., Analytic Formulation of Unsteady Aerodynamics and its Application to Simulations of Rotors, ESA-TT-1244, 1992; Translation of: Analytische Formulierung der instationären Profilbeiwerte und deren Anwendung in der Rotorsimulation, DLR-FB 90-28, Braunschweig, Germany, 1990.
32. van der Wall E.G., Analytic Formulation of Unsteady Aerodynamics and its Application to Simulations of Rotors, ESA-TT-1244, 1992; Translation of: Analytische Formulierung der instationären Profilbeiwerte und deren Anwendung in der Rotorsimulation, DLR-FB 90-28, Braunschweig, Germany, 1990.
33. van der Wall B.C., Roth M., Free-Wake Analysis on Massively Parallel Computers and Validation with HART Test Data, 53rd Annual Forum of the American Helicopter Society, Virginia Beach, VA, USA, 1997.
34. van der Wall B.G., Vortex Characteristics Analysed from HART Data, 23rd European Rotorcraft Forum, Dresden, Germany, 1997.
35. van der Wall E.G., Der Einfluß aktiver Blattsteuerung auf die Wirbelbewegung im Nachlauf von Hubschrauberrotoren, DLR FB 1999-34, Braunschweig, Germany, 1999.
36. 2 , Addison-Wesley Publishing GmbH, Germany, 1994.
37. Yu Y.H., Tung C., Gallman J.M., Splettstößer W.R., Schultz K.J., van der Wall B.C., Spiegel P., Rahier G., Michéa B., Costes M., Aerodynamics and Acoustics of Rotor Blade-Vortex Interactions: Analysis Capability and its Validation, AIAA 93-4332, 15th AIAA Aeroacoustics Conference. Long Beach, CA, USA, 1993.
38. Yu YH., Gmelin B., Heller H., Philippe J.J., Mercker E., Preisser J.S., HHC Aeroacoustic Rotor Test at the DNW - The Joint German/French/US HART Project -, 20th European Rotorcraft Forum, Amsterdam, Netherlands, 1994.
39. Yu Y.H., Tung C., Gallman J.M., Schultz K.J., van der Wall B.G., Spiegel P., Michéa B., Aerodynamics and acoustics of rotor blade-vortex interactions, J. Aircraft 32 (5) (1995).