Research Article
Flight Endurance Increasing Technology of New Energy UAV Based on a Strut-Braced Wing
Table 4
Comparison of mass and aerodynamic performance between the SBW and the prototype.
| Wingspan (mm) | Weight increment | Lift-drag ratio increment |
| 3200 | −34.0% | −0.7% | 3400 | −16.0% | 1.0% | 3800 | 3.6% | 4.8% | 4200 | 50.2% | 8.0% | 4600 | 105.9% | 11.0% | 5000 | 206.1% | 13.6% |
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