A new tiltrotor testbed that the US Army recently finished building will help the service tackle the dangerous whirl flutter phenomenon found in tiltrotors. The TiltRotor Aeroelastic Stability Testbed ...

Whirl flutter is the aeroelastic phenomenon caused by the coupling of aircraft propeller aerodynamic forces and the gyroscopic forces of the rotating masses (propeller, gas turbine engine rotor). It ...

NORFOLK, Va. -- After more than three years in development, a team of U.S. Army researchers and industry partners completed the construction of a testbed that will help to inform the design of future ...

After more than three years in development, a team of U.S. Army researchers and industry partners completed the construction of a testbed that will help to inform the design of future Army rotorcraft.