A New Method to Optimize the Wake Flow of a Vehicle: The Leading Edge Rotating Cylinder

Table 13

The aerodynamic coefficients of both buses in platoon driving.

	Cd of front bus	Cd of back bus	Cl of front bus	Cl of back bus	of front bus	of back bus
Original	0.428	0.376	−0.154	−0.025	0.138	0.213
Optimized	0.158	0.355	−0.635	−0.101	0.331	0.219
Difference	−63.1%	−39.7%	312.3%	304.0%	139.9%	2.8%