Research Article
Study on Helicopter Antitorque Device Based on Cross-Flow Fan Technology
Table 3
Parameters of rotor test bench.
| Parameters | Value |
| Number of blades (piece) | 4 | Blade radius (m) | 1.25 | Blade chord (m) | 0.072 | Geometric torsion (°) | 0 | Rotor solidity | 0.077 | Blade airfoil | NACA 0012 |
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