Unsteady Airload Computations for Airfoils Oscillating in Attached and Separated Compressible Flow,

Abstract

Recent developments in coupled inviscid flow-boundary layer computations are discussed for airfoils in unsteady motion in attached and separated subsonic and transonic flow. The applicability of quasi-simultaneous strong interaction coupling procedures for transonic small perturbation theory and boundary layer integral methods is illustrated for oscillating airfoils with shock-induced separation. The relevance of the predicted airfoils for aeroelastic applications is illustrated using the analysis of an aeroelastic instability of a supercritical wing wind-tunnel model.

Document Details

Document Type
Technical Report
Publication Date
Nov 01, 1985
Accession Number
ADP005018

Entities

People

  • R. Houwink

Organizations

  • National Aerospace Laboratory

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Airfoils
  • Boundary Layer
  • Compressible Flow
  • Computational Fluid Dynamics
  • Computational Science
  • Flow
  • Fluid Dynamics
  • Fluid Flow
  • Hydrodynamics
  • Inviscid Flow
  • Mechanics
  • Perturbation Theory
  • Supercritical Wings
  • Transonic Flow
  • Unsteady Aerodynamics
  • Wind Tunnel Models
  • Wind Tunnels

Fields of Study

  • Physics

Readers

  • Aerodynamics.
  • Fluid Mechanics and Fluid Dynamics.