A Comprehensive Optimization Design Method of Aerodynamic, Acoustic, and Stealth of Helicopter Rotor Blades Based on Genetic Algorithm

Table 7

The comparisons of the aerodynamic characteristic and the noise between initial and optimized for C-T rotor.

	Thrust /N	Thrust coefficient	SPL/dB
Initial	1099.7	0.0614	96.50
Optimized	1256.3	0.0701	95.08