Results 91 to 100 of about 135,451 (244)

Status and future plans of the Drones for Aerodynamic and Structural Testing (DAST) program [PDF]

open access: yes
Results from flight tests of the ARW-1 research wing are presented. Preliminary loads data and experiences with the active control system for flutter suppression are included along with comparative results of test and prediction for the flutter boundary ...
Murrow, H. N.
core   +1 more source

Three-Dimensional Flutter Numerical Simulation of Wings in Heavy Gas and Transonic Flutter Similarity Law Correction Method

open access: yesAerospace
Wind tunnel testing is a crucial method for studying aircraft flutter. Using heavy gas as the wind tunnel medium can mitigate the escalating issue of test models being overweight as advanced aircraft develop.
Zhe Hu   +5 more
doaj   +1 more source

Effects of winglet on transonic flutter characteristics of a cantilevered twin-engine-transport wing model [PDF]

open access: yes
A transonic model and a low-speed model were flutter tested in the Langley Transonic Dynamics Tunnel at Mach numbers up to 0.90. Transonic flutter boundaries were measured for 10 different model configurations, which included variations in wing fuel ...
Bhatia, K. G.   +2 more
core   +1 more source

Flutter analysis of a glider made of synthetic materials [PDF]

open access: yes
A description of the flutter behavior of the Standard Cirrus is given.
Hensing, P. C.
core   +1 more source

Flutter Characteristics of a Modified Z-Shaped Folding Wing Using a New Non-Intrusive Model

open access: yesAerospace
Unmanned aerial vehicles (UAVs) with folding wings can serve in multiple mission profiles, usually accompanied by sudden changes in flight speed. These bring great challenges to the aeroelastic design of UAVs, especially in the calculation of flutter ...
Wuchao Qi, Shimiao Wu, Sumei Tian
doaj   +1 more source

Supersonic unstalled flutter [PDF]

open access: yes
Flutter analyses were developed to predict the onset of supersonic unstalled flutter of a cascade of two-dimensional airfoils. The first of these analyzes the onset of supersonic flutter at low levels of aerodynamic loading (i.e., backpressure), while ...
Adamczyk, J. J.   +2 more
core   +1 more source

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