Collision Analysis of the Motor and Camera in Light and Small UAVs Based on Experiment and Simulation

Table 5

Element detection standard.

Quality parameter	Allowable min	Allowable max
Element size	0.8 mm	6 mm
Aspect ratio	—	5
Quad angle	40°	140°
Triangle	30°	120°
Warp angle	—	10°
Jacobian	0.6
Time-step	1E-7S	—