[Retracted] Wind Tunnel Testing and Validation of Helicopter Rotor Blades Using Additive Manufacturing

Table 1

Design parameters for four-bladed analysis.

Parameters	Symbols	HH02	NASA SC(2)-0714
The number of blades	Nb	4	4
Rotor blade radius	R	5.574	5.574
Chord length	C	0.145	0.145
Mach no.	M	0.3, 0.4, 0.5	0.3, 0.4, 0.5
Blade aspect ratio	AR	16.9	16.9
Rotor solidity	σ	0.033	0.033
Blade span (m)	b	5.086	5.086
Blade root chord (m)	Cr	0.3191	0.3191
Blade root chord (m)	Ct	0.0663	0.0663
Blade planform area (m^2)	S	1.5299	1.5299