Various parameters of helicopter rotor noise were considered. Impulsive noise, flow regions of a helicopter rotor, noise prediction, aspect ratio, blade tip shape and speed, and blade-vortex interaction noise were among the topics addressed. Recommendations were also given.
High-speed noise of helicopter rotors
1982-07-01
Miscellaneous
No indication
English
Supersonic quadrupole noise theory for high-speed helicopter rotors
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