Surely you have heard of Helicopter dynamics on more than one occasion, since its relevance and impact in different areas has made it a topic of general interest. Since its emergence, Helicopter dynamics has captured the attention of researchers, professionals and enthusiasts, who constantly seek to learn more about its origins, evolution and effects. In this article, we will thoroughly explore everything related to Helicopter dynamics, from its background to its current status, with the goal of better understanding its influence and reach in our society.
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Helicopter dynamics is a field within aerospace engineering concerned with theoretical and practical aspects of helicopter flight. Its comprises helicopter aerodynamics, stability, control, structural dynamics, vibration, and aeroelastic and aeromechanical stability.[1]
By studying the forces in helicopter flight, improved helicopter designs can be made, though due to the scale and speed of the dynamics, physical testing is non-trivial and expensive. In 2013, a combination of stereophotogrammetry and rigid-body correction in post processing was shown to be a valid tool for performing these studies, and the dynamics of a Robinson R44 helicopter were measured during hovering flight, to determine blade dynamics (e.g. harmonics) and the deflection profile.[2]