Drag Reduction of Passenger Car Using Add-On Devices

Table 9

Drag and lift coefficient of all add-on devises.

Configurations	Drag coefficient	% 𝐶𝐷 reduction from baseline	Lift coefficient	% 𝐶𝐿 reduction from baseline
Baseline	0.3512	0	0.2310	0
Vortex generators	0.3471	1.17	0.2085	9.8
Spoiler	0.3441	2.02	0.1985	6
Tail plates	0.3376	3.87	0.1926	16.62
Spoiler with vortex Generators	0.3359	4.35	0.1875	18.83