Main features of the concept “J170” of flat-upper-surface-joined-wing UAV
| Planform | Swept airfoils in a rhombus arrangement |
|---|---|
| Wing span | 3 m |
| MAC | 0.17 m |
| Reference area | 1.02 m2 |
| Aspect ratio | 17.6 |
| Taper ratio | 1 |
| Vertical distance between front and back airfoil | 0.25 m |
| Dihedral | 6 deg |
| Number of solar cells | 48 |
| MTOW | 3.5 kg |
| Estimated time to altitude 10 km | 4 h |
| Maximum airspeed | 12–17 m/s |
| Swept airfoils | |
|---|---|
| 3 m | |
| 0.17 m | |
| 1.02 m2 | |
| 17.6 | |
| 1 | |
| 0.25 m | |
| 6 deg | |
| 48 | |
| 3.5 kg | |
| 4 h | |
| 12–17 m/s |
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