171 (b) ? = ?0.343 (c) ? = ?0.514 (d) ? = ?0.599 (e) ? = ?0.685 (f) ? = ?0, p.857 ,
6 ? Isocontours de la composante de la vorticité normale au plan et lignes de courant dans le plan de la pale en fonction de la ,
8 ? Isocontours de la norme de la vorticité pour différentes positions azimutales -(? = ?0 ,
The general theory of blade screws, 1900. ,
An extension of the vortex theory of airscrews with applications to airscrews of small pitch, including experimental results, Reports and Memoranda N ? 1014, British Aeronautical Research Committee, 1926. ,
Histoire de l'hélicoptère racontée par ses pionniers 1907 -1956, France-Empire, 1982. ,
Flow through a helicopter rotor in vertical descent, Reports and Memoranda N ? 2735, Royal Aircraft Establishment, 1949. ,
Helicopter behavior in the Vortex-Ring conditions, Reports and Memoranda N ? 3117, British Aircraft Establishment, 1951. ,
Flight measurements of the vibration experienced by a tandem helicopter in transition, Vortex-Ring State, landing approach, and yawed flight, National Advisory Committee for Aeronautics, 1958. ,
Etude expérimentale et numérique du comportement d'un hélicoptère en descente à forte pente : modélisation de l'état d'anneaux tourbillonnaires, 2002. ,
Experimental and theoretical investigations to develop a model of rotor aerodynamics adapted to steep descent, 2002. ,
Helicopter flight tests in steep descent : Vortex Ring State analysis and induced velocity models improvement, CEAS Aerospace Aerodynamics Research Conference, 2002. ,
Automated calibration of anemoclinometric probes, Scientific & Technical activities, ONERA, 1988. ,
Extended anemometric probe calibration method, 1990. ,
HOST : a General Helicopter Tool for Germany and France, 56th Annual Forum of the, 2000. ,
Empirical relation between induced velocity, thrust, and rate of descent of a helicopter rotor as determined by wind-tunnel tests on four model rotors, National Advisory Committee for Aeronautics, 1951. ,
Experiments on a model helicopter rotor operating in the vortex ring state, AIAA Symposium on Structural Dynamics and Aeroelasticity, 1965. ,
Induced flow variation of the helicopter rotor operating in the vortex ring state., Journal of Aircraft, vol.5, issue.4, 1968. ,
DOI : 10.2514/3.43954
An experimental investigation of model rotors operating in vertical descent, European Rotorcraft Forum, 1993. ,
Flow visualization of rotor wakes using shadowgraph and schlieren techniques, 20th European Rotorcraft Forum, 1994. ,
The field of flow through a helicopter rotor obtained from wind tunnel smoke tests, 1953. ,
Experimental investigation of the vortex ring condition, 24th European Rotorcraft Forum, 1998. ,
A comparative numerical experimental investigations of the vortex ring phenomenon in rotorcraft, 57th Annual Forum, 2001. ,
The flow field around a rotor in axial descent, Journal of Fluid Mechanics, vol.534, pp.237-261, 2005. ,
DOI : 10.1017/S0022112005004155
Flow Visualizations and Extended Thrust Time Histories of Rotor Vortex Wakes in Descent, 4th Decennial Specialists Conference on Aeromechanics, 2004. ,
DOI : 10.4050/1.3092864
Experimental Investigation of Rotor Vortex Wakes in Descent, 42nd AIAA Aerospace Sciences Meeting and Exhibit, 2004. ,
DOI : 10.2514/6.2004-297
Tiltrotor descent aerodynamics : A small-scale experimental investigation of Vortex Ring State, 2001. ,
Settling with power -an explanation, 2001. ,
Rotary wing aircraft in steep descents, 2001. ,
A short course on analysis of helicopters, 1985. ,
A theory of airflows through rotors and its application to some helicopter problem, Journal of the helicopter English Association, vol.3, issue.2, 1949. ,
Aerodynamic calculation for helicopter lifting rotors in steep descent (Vortex Ring Method), AD 735439, U.S. Army Foreign Science and Technology Center, 1971. ,
Flow induced by a rotor in power-on vertical descent, Technical Note 4330, National Advisory Committee for Aeronautics, 1958. ,
Analytical approach to the induced flow of a helicopter rotor in vertical descent, Journal of the American Helicopter Society, vol.35, issue.1, pp.92-98, 1990. ,
Analytical Prediction of Vortex-Ring Boundaries for Helicopters in Steep Descents, Journal of the American Helicopter Society, vol.17, issue.3, 1972. ,
DOI : 10.4050/JAHS.17.13
Momentum Theory, Dynamic Inflow, and the Vortex-Ring State, Journal of the American Helicopter Society, vol.27, issue.3, 1982. ,
DOI : 10.4050/JAHS.27.18
Calculations of Vortex States and autorotation in helicopter rotor flowfields, 1997. ,
Time-accurate free-vortex wake model for dynamic rotor response, 2000. ,
The Vortex Ring State as a Spatially and Temporally Developing Wake Instability, Journal of the American Helicopter Society, vol.49, issue.2, 2002. ,
DOI : 10.4050/JAHS.49.160
Méthode pas á pas en temps pour l'aérodynamique instationnaire des rotors d'hélicoptère, Thèse de Doctorat de l'Université d, 1999. ,
Computation by a lifting line method of the rotorcraft aerodynamics in the Vortex Ring State regime, Rapport technique ONERA, 2006. ,
elsA - An efficient object-oriented solution to CFD complexity, 40th AIAA Aerospace Sciences Meeting & Exhibit, 2002. ,
DOI : 10.2514/6.2002-108
Evaluation of the induced velocity field of an idealized helicopter rotor, 1945. ,
Theoretical prediction of dynamic-inflow derivatives, pp.21-34, 1981. ,
Turbulence and the dynamics of coherent structures -Part I : Coherent Structures, Quarterly of Applied Mathematics, vol.XLV, issue.3, pp.561-571, 1987. ,
Modélisation POD-Galerkine réduite pour le contrôle des écoulements instationnaires , Thèse de Doctorat de l, 2005. ,
A unified approach to short-time Fourier analysis and synthesis, Proceedings of the Institute of Electrical and Electronics Engineers, pp.1558-1564, 1977. ,
DOI : 10.1109/PROC.1977.10770