| 1. | Aérodynamique des hélicoptères et convertibles - publications - ONERA / DAAP |
| | A. Le Pape, P. Beaumier, Numerical optimization of helicopter rotor aerodynamic performance in hover.... G. Le Bouar, M. Costes, A. Leroy-Chesneau, P. Devinant, Numerical simulationof unsteady aerodynamics of helicopter rotor in manoeuvring flight conditions.... M. Raffel, H. Richard, K. Ehrenfried, B. van der Wall, C. Burley, P. Beaumier, K. Mc Alister, K. Pengel, Recording and evaluation methods of PIV investigations on a helicopter rotor model.... |
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| 2. | ONERA - Applied Aerodynamics (DAAP) - References |
| | Significantly reducing helicopter rotor noise by numerical optimization of the blades... |
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| 3. | Aircraft and Helicopter Icing - ONERA / DMPH-EN |
| | Several methods can be used : pneumatic systems : tubes covering areas to be protected are periodically inflated thus splitting up ice deposit, which sheds. thermal systems : helicopter rotor blade leading edges and some air intakes are fitted out with electrical resistances.... |
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| 4. | ONERA - Computational Fluid Dynamics and Aeroacoustics (DSNA) - References |
| | Development of high performance methods for predicting the noise of helicopter rotors... |
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| 5. | Design and Qualification of Rotating Wing Models : Active helicopter blades - ONERA / DADS-EN |
| | As part of research on future helicopter rotors, the development of active twisting blades is being considered to reduce the radiated noise, improve the aerodynamic performance of the blades, and reduce the vibratory level of the main rotors.... |
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| 6. | Aerodynamics of Helicopters - Publications - ONERA / DAAP-EN |
| | A. Le Pape, P. Beaumier, Numerical optimization of helicopter rotor aerodynamic performance in hover.... G. Le Bouar, M. Costes, A. Leroy-Chesneau, P. Devinant, Numerical simulationof unsteady aerodynamics of helicopter rotor in manoeuvring flight conditions.... M. Raffel, H. Richard, K. Ehrenfried, B. van der Wall, C. Burley, P. Beaumier, K. Mc Alister, K. Pengel, Recording and evaluation methods of PIV investigations on a helicopter rotor model.... |
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| 7. | Generator : a grid generation module - ONERA / DSNA-EN |
| | Example of Cartesian overset mesh automatically generated around a helicopter rotor, fuselage and strut.... |
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| 8. | PIV Measurement of the Flow Downstream of a Helicopter Rotor - ONERA's Science Pictures |
| | PIV Measurement of the Flow Downstream of a Helicopter Rotor - ONERA's Science Pictures... PIV Measurement of the Flow Downstream of a Helicopter Rotor copyright © ONERA 1996-2006... PIV (Particle Image Velocimetry) Measurement of the Flow Downstream of a Helicopter Rotor.... |
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| 9. | BRAVOS Analysis Bench for Helicopter Rotors - ONERA's Science Pictures |
| | BRAVOS Analysis Bench for Helicopter Rotors - ONERA's Science PicturesWho are we ?Science Pictures... BRAVOS Analysis Bench for Helicopter Rotors copyright © ONERA 1996-2006. Bravos analysis bench for helicopter rotors (). Pictures. |
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| 10. | Helicopters (HELI3) |
| | Aerodynamic optimisation of the blade tip shape allows a reduction in the strength of the shock waves on the advancing blade of a helicopter rotor flying at high speed, thereby decreasing rotor power required and the noise generated.... |
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