Complexity Analysis on the Aerodynamic Performance of the Mega High-Speed Train Caused by the Wind Barrier on the Embankment

Table 1

Verification of mesh independence.

Mesh proposal	Outfield maximum mesh (mm)	Maximum mesh on the train surface (mm)	Total number of meshes (×10,000)	Mesh increment	Pressure at a monitoring point (Pa)	Relative variation value
Proposal 1	2500	100	2542		1048
Proposal 2	2000	80	2890	13.69%	1089	3.91%
Proposal 3	1500	70	3200	10.73%	1110	1.93%