Large Eddy Simulation Research on the Evolution Mechanism of Aircraft Wake Influenced by Cubic Obstacle

Table 2

Calculation results of different mesh numbers.

Number of mesh (ten thousand)	Vorticity (1/s)	Percentage change	criterion (s^-2)	Percentage change	Minimum mesh size of wake area (m)
1432	4.183		10.108		1
2058	4.452	6.43%	10.535	4.05%	0.8
2521	4.615	3.66%	10.716	1.72%	0.6
3078	4.871	5.55%	10.839	1.15%	0.5
3479	5.026	3.18%	11.028	1.74%	0.4
4019	5.152	2.51%	11.157	1.17%	0.3
4679	5.180	0.54%	11.212	0.49%	0.2
5156	5.203	0.44%	11.257	0.40%	0.1