CAL/AVLABS SYMPOSIUM PROCEEDINGS (3rd), 18-20 JUNE 1969, BUFFALO, NEW YORK. AERODYNAMICS OF ROTARY WING AND V/STOL AIRCRAFT. VOLUME 1. ROTOR/ PROPELLER AERODYNAMICS. ROTOR NOISE

Abstract

Contents: A continuous vortex sheet representation of deformed wakes of hovering propellers; Propeller wake deformation due to instability of a trailing vortex sheet; Vortex field, tip vortex, and shock formation on a model propeller; An experimental investigation of an oscillating two-dimensional airfoil in reverse flow; Design of airfoils for rotors; A hover performance analysis combining the strip-momentum and prescribed wake theories; Helicopter rotor noise generation; The importance of vortex shedding effects on helicopter rotor noise with and without blade slap; Prediction methods and trends for helicopter rotor noise; and Rotor noise measurements in wind tunnels.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1969
Accession Number
AD0693246

Entities

Organizations

  • Calspan

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Aircraft Equipment
  • Aircraft Industry
  • Aircrafts
  • Airframes
  • Boundary Layer
  • Computer Programs
  • Doppler Effect
  • Flow Fields
  • Flow Visualization
  • Fluid Dynamics
  • Geometry
  • Helicopter Rotors
  • Hydrodynamics
  • Rotary Wing Aircraft
  • Short Takeoff Aircraft
  • Stratified Fluids
  • Two Dimensional

Fields of Study

  • Physics

Readers

  • Aerodynamics.
  • Aerospace Engineering