PRELIMINARY FLIGHT TEST DATA. XH-51A RIGID ROTOR HIGH SPEED FLIGHT PROGRAM

Abstract

This report summarizes the flight test results of the Phase III four- bladed rotor testing on the XH-51A 'rigid rotor' helicopter. The object of Phase III was to evaluate the four-blade rotor in comparison with the three-blade rotor. Ground tests commenced on 13 July 1964 with the first flight on 21 July 1964. The phase was terminated on 3 October 1964 after 49 flights and 14.9 flight hours.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 1964
Accession Number
AD0477910

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Airframes
  • Airspeed
  • Angle Of Incidence
  • Bending Moments
  • Fatigue Tests (Mechanics)
  • Flight
  • Frequency
  • Fuselages
  • Helicopters
  • Level Flight
  • Maneuvers
  • Resonant Frequency
  • Stress Concentration
  • Stresses
  • Structural Loads
  • Tail Rotors
  • Vibration

Fields of Study

  • Physics

Readers

  • Aerodynamics.
  • Aerospace Test and Evaluation
  • Aviation Science / Aeronautics.