Research Article
Study on Helicopter Antitorque Device Based on Cross-Flow Fan Technology
Table 2
Definitions of geometric parameters.
| Definition | Value |
| Opening angle (°) | 90, 110, 130, 150 | Outer radius of CFF (mm) | 100 | Fan outlet height (mm) | 45 | Blade mounting angle (°) | 0, 10, 20, 30 | Blade chord (mm) | 25 | Number of blades (piece) | 10, 12, 14, 16 | Blade length (mm) | 500 | Clearance between CFF and shell (mm) | 5 |
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