Rotor Rooter
02-03-2012, 02:15 PM
Tittle: Free-Vortex Wake Calculations of Helicopter Rotors and Tilt-Rotors Operating-In and Transitioning Through the Vortex Ring State (http://terpconnect.umd.edu/~leishman/Aero/vring.html)
Authors: J. G. Leishman, S. Ananthan & The University of Maryland
Keywords: Vortex, Ring, State, Leishman
_________________ Related Trivia _________________
Dr Igor B. Bensen' representation of States of Flow;
Propeller State
Hovering State
Vortex Ring State
Autorotation
Windmilling State
http://www.gyrocopters.co.uk/assets/auto_generated_images/img_56b04fa6.gif
Todays helicopter representation of States of Flow:
http://www.unicopter.com/2070.jpg
Another variant is that some make a distinction between 'Vortex Ring State' and 'Settling with Power'.
Dave
Authors: J. G. Leishman, S. Ananthan & The University of Maryland
Keywords: Vortex, Ring, State, Leishman
_________________ Related Trivia _________________
Dr Igor B. Bensen' representation of States of Flow;
Propeller State
Hovering State
Vortex Ring State
Autorotation
Windmilling State
http://www.gyrocopters.co.uk/assets/auto_generated_images/img_56b04fa6.gif
Todays helicopter representation of States of Flow:
http://www.unicopter.com/2070.jpg
Another variant is that some make a distinction between 'Vortex Ring State' and 'Settling with Power'.
Dave