Table 2: Typical Rotor Loads
| System | W/S [N/m²] |
|---|
| Wind Turbine [2] | 15-60 |
| Aeronautic Propeller | - |
| VTOL tilt-rotor | 120-140 |
| Helicopter, single rotor [3] | 50-70 |
| Helicopter, tandem rotor [4] | 30-40 |
Table 3 below reports a summary of Equivalent Disk Loading for various hover configurations.
Table 3: Rotor-craft Hover Data
| Aircraft | Type | W/S (N/m²) |
|---|
| Bell V22 Osprey | Tilt Rotor | 560 |
| Sikorski S64 | Crane | 496 |
| Westland Lynx | Utility | 364 |
| Harrier GR3 | Jet lift | 216 |
Notes
[1] Depends on the number of blades.
[2] Depends on wind speed.
[3] Example: McDonnell-Douglas Apache AH-64
[4] Example: CH-46E
Selected References
- Stepniewski WZ, Keys CN. Rotary-Wing Aerodynamics,
Dover Publ Inc., New York, 1984.
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