Accession Number : AD0756726

Title :   Helicopter Blade Flutter

Corporate Author : ADVISORY GROUP FOR AEROSPACE RESEARCH AND DEVELOPMENT NEUILLY-SUR-SEINE (FRANCE)

Personal Author(s) : Ham, Norman D

PDF Url : AD0756726

Report Date : Jan 1973

Pagination or Media Count : 38

Abstract : Methods of analysis of helicopter blade flutter for both hinged and hingeless blades are presented. The major types considered are bending-torsion flutter, flap-lag flutter, and stall flutter. Both hover and forward flight are considered. Means of avoiding flutter are described.

Descriptors :   *ROTOR BLADES(ROTARY WINGS), AERODYNAMIC LOADING, BENDING, DAMPING, EQUATIONS OF MOTION, FLUID DYNAMICS, FLUTTER, HELICOPTERS, OSCILLATION, STALLING

Subject Categories : Helicopters
      Fluid Mechanics

Distribution Statement : APPROVED FOR PUBLIC RELEASE