Lifting hypersonic configurations were optimized to produce maximum lift-drag ratios; simplified aerodynamic equations were written for generalized shape with ten degrees of geometric freedom; numerical searching routine was employed to ascertain optimum vehicle; derived configurations tended towards delta planforms when leading-edge bluntness drag exceeded skin-friction drag, and for alternate situation, planforms were trapezoidal; geometric details of optimal configurations are tabulated for each set of constraints; experimental correlation of mathematical model for aerodynamic characteristics was obtained by conducting wind-tunnel test at 14 Mach to obtain lift-drag ratio. (28622)
Hypersonic lifting body optimization
J Spacecraft Rockets
Journal of Spacecraft and Rockets ; 5 , n 12
1968
5 pages
Aufsatz (Zeitschrift)
Englisch
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Hypersonic lifting body optimization.
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