The characteristic features of determining the aerodynamic characteristics of an unmanned aircraft capable of vertical take-off, wing parachute type. The technique of determining the coefficients of lift and drag with the ring-wing U based on panelvortex method. The analysis of the effect of the layout on the calculated aerodynamic characteristics.
unmanned aerial vehicle, aerodynamic characteristics, circular wing assembly, panel-vortex method
Rakhmaty Hasabekh Akhmad,
"Raschetnaia otsenka aэrodynamycheskykh kharakterystyk BPLA s vertykalnыm vzletom" ,
Scientific Works of Kharkiv National Air Force University,