Contributions of particle image velocimetry to helicopter aerodynamics
M Raffel, A Bauknecht, M Ramasamy, GK Yamauchi… - AIAA Journal, 2017 - arc.aiaa.org
THE unsteadiness and complexity of the flowfields around helicopter rotor blades pose
significant challenges for present aerodynamic investigations, as illustrated in Fig. 1. The …
significant challenges for present aerodynamic investigations, as illustrated in Fig. 1. The …
Unsteady aerodynamics of reverse flow dynamic stall on an oscillating blade section
Wind tunnel experiments were performed on a sinusoidally oscillating NACA 0012 blade
section in reverse flow. Time-resolved particle image velocimetry and unsteady surface …
section in reverse flow. Time-resolved particle image velocimetry and unsteady surface …
An experimental study of static and oscillating rotor blade sections in reverse flow
AH Lind - 2015 - search.proquest.com
The rotorcraft community has a growing interest in the development of high-speed
helicopters to replace outdated fleets. One barrier to the design of such helicopters is the …
helicopters to replace outdated fleets. One barrier to the design of such helicopters is the …
Extracting static pressure from velocimetry in vortical flows
J Merkl, N Hiremath, V Raghav… - Fluids …, 2015 - asmedigitalcollection.asme.org
The problem of extracting static pressure fields on and away from flow boundaries in
complex flows, is considered. Given the correct velocity field in steady incompressible flow …
complex flows, is considered. Given the correct velocity field in steady incompressible flow …