Aerodynamic performance of rotors presented in form of charts showing relations between primary design and performance variables; by use of conventional helicopter theory, certain variables are plotted and others are considered fixed; charts constructed in such manner show typical results, trends, and limits of performance.
Charts showing relations among primary aerodynamic variables for helicopter-performance estimation
Nat Advisory Committee Aeronautics -- Tech Note
1947
29 pages
22 Charts
Report
English
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Charts for helicopter-performance estimation
Engineering Index Backfile | 1945
|Charts for Helicopter-performance Estimation
NTRS | 1945
|