A conversation between a Virginia State Police helicopter pilot and his trooper co-pilot before a crash that killed both of them referred to an aerodynamic phenomenon that a National Transportation ...
The Transport Accident Investigation Commission (TAIC) has released its final report on the 2023 crash of an air ambulance helicopter on Mount Pirongia. Photo/Supplied. Track plot on GE with key ...
A vortex ring state study undertaken by EASA will focus on recovery methods for various helicopter types. A vortex ring state study undertaken by EASA will focus on recovery methods for various ...
The fatal Virginia State Police helicopter crash immediately following the violent Aug. 12, 2017 Unite the Right rally was probably caused by a dangerous flight condition called vortex ring state and ...
Helicopter safety researchers are to undertake formal analysis of the hazardous vortex ring phenomenon and the effectiveness of an alternative recovery and escape technique. The vortex ring state is ...
The aft tail boom of the Bell 429 was discovered 390 feet from the main wreckage. Credit: NTSB Flight training should not result in unrecoverable flight conditions or catastrophic structural failures, ...
Although helicopter aerodynamics involves the same forces that arise in airplane aerodynamics, these forces occur differently due to fluid flow dynamics across the aircraft. Helicopters take advantage ...
Computational fluid dynamics performed by NASA Ames Research Center illustrates the variation in vortices caused by advancing and retreating rotor blades. Credit: NASA The FAA in the past conducted a ...
The following images, released by the UK Ministry of Defence, shows a Royal Air Force Merlin helicopter navigating a desert valley in Jordan during Exercise Pashtung Vortex. According to the press ...
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