Rotor wake modelling in ground effect conditions

37th European Rotorcraft Forum 2011, ERF 2011

Volumn , Issue , 2011, Pages 29-40

  Filippone, A ^a   Bakker, R ^b   Basset, P M ^c   Rodriguez, B ^c   Green, R ^d   Kutz, B ^e   Bensing, F ^e   Visingardi, A ^f  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

^b NLR ^*  (Netherlands)

^c ONERA   (France)

^d UNIVERSITY OF GLASGOW   (United Kingdom)

^e UNIVERSITY OF STUTTGART   (Germany)

^f ITALIAN AEROSPACE RESEARCH CENTER   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

FLAT SURFACES; GROUND CLEARANCE; LIFTING LINE; ROTOR WAKE; UNSTEADY REYNOLDS-AVERAGED NAVIER-STOKES;

EXPERIMENTS; GROUND EFFECT; NAVIER STOKES EQUATIONS; ROTORS; WAKES;

HELICOPTER ROTORS;

EID: 84861622753     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (24)

1. Betz A. The ground effect on lifting propellers. Technical Report TM 830, NACA, Aug. 1927.
2. Knight M and Hefner RA. Analysis of ground effect on the lifting airscrew. Technical Report TN-835. NACA, Dec. 1941.
3. Cheeseman IC and Bennett WE. The effect of the ground on a helicopter rotor. R & M 3021, ARC, 1955.
4. nd AHS Annual Forum Proceedings, Washington, DC, May 1976.
5. Curtiss HC, Sun M, Putnam WT, and Hanker EJ. Rotor aerodynamics in ground effect at low advance ratios. AHS Journal, 29(1), 1984.
6. McCauley GJ, Tsai W, and Savas O. An experimental study of rotorcraft in ground effect. In Proceedings of the AHS Specialists Conference, San Francisco, CA, Jan 2010.
7. Filippone A and Bojdo N. Turboshaft engine air particle separation. Prog. Aerospace Sciences, 46:224-245, 2010.
8. Basset PM et al. Finite state rotor induced flow model for interference and ground effect. In 57th AHS Forum, May 2001.
9. Basset PM and El Omari A. A rotor vortex wake model for helicopter flight mechanics and its application to the prediction of the pitch-up phenomenon. In 25th ERF Forum, Rome, 1999.
10. Lebouar G, Costes M, Leroy-Chesneau A, and Devinant P. Numerical simulations of unsteady aerodynamics of helicopter rotor in maneuvering flight conditions. Aero. Science and Tech., 8(1):11-25, Jan 2004.
11. Benoit B, Daquin AM, Kampa K, Grunhagen W, and Basset PM. HOST: a general helicopter tool for Germany and France. In 56th AHS Forum, Virginia Beach, VA, May 2000.
12. Rodriguez B. Blade vortex interaction and vortex ring state captured by a fully time marching unsteady wake model coupled with a comprehensive dynamics code. In Heli Japan, Saitama, Japan, Nov. 2010.
13. Scully MP. Computation of helicopter rotor wake geometry and influence on rotor harmonic airloads. Technical Report ASRL TR 178-1, MIT, March 1975.
14. Visingardi A, D'Alascio A. Pagano A, and Renzoni P. Validation of CIRA's rotorcraft aerodynamic modelling system with DNW experimental data. In Proceedings of the 22nd European Rotorcraft Forum. Brighton, UK, Sept. 1996.
15. Ananthan S, JG Leishman, and Ramasamy M. The role of filament stretching in the free-vortex modeling of rotor wakes. In Proceedings of the 58th AHS Forum, Montreal, Canada, June 2002.
16. Kroll N, Eisfeld B, and Bleeke HM. The Navier-Stokes code FLO Wer. In Notes on Numerical Fluid Mechanics, volume 71, pages 58-71. Vieweg, 1999.
17. Jameson A, Schmidt W, and Turkel E. Numerical solutions of the euler equations by finite volume methods using runge-kutta time-stepping schemes. AIAA Paper 1981-1259, 1981.
18. Jameson A. Time dependent calculations using multigrid, with applications to unsteady flows past airfoils and wings. AIAA Paper 1991-1596.
19. Wilcox DC. Reassessment of the scale-determining equation for advanced turbulence models. AIAA J., 26(11), Nov. 1988.
20. Brown RE. Rotor wake modeling for flight dynamic simulations of helicopters. AIAA J., 38(1), Jan 2000.
21. Brown RE and Line AJ. Efficient high-resolution wake modeling using the vorticity transport equation. AIAA J., 43(7), July 2005.
22. Phillips C and Brown RE. Eulerian simulation of the fluids dynamics of helicopter brownout. J. Aircraft, 46(4), July 2009.
23. Light JS. Tip vortex geometry of a hovering helicopter rotor in ground effect. In 45th AHS Annual Forum, Boston, MA, May 1989.
24. Kutz B, Bensing F, Keßler M, and Krämer E. CFD calculation of a helicopter rotor hovering in ground effect. In STAB Meeting, Berlin, 2010.