The voice of the dragon: A physical model of a rotating corrugated tube

Juraj Kojs; Stefania Serafin
DAFx-2003 - London
When an unsmooth flexible tube rotates, rich tones are produced. We propose a physical model that simulates this behavior. The tube is modeled as an open-ended organ pipe blown by an air stream pumped by a rotationally induced pressure which follows Bernoulli’s principle.