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Recent content by nlappos
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Formula to determine thrust using area, torque, pitch, etc?
Its not cook-book, there are infinite variables, and even the experts get it almost right sometimes. I would suggest Rotary Wing Aerodynamics, by Stepnewski and Keys, Dover publications, as a good basic discussion. But designing blades is one tough job, structurally and aerodynamically. It is...- nlappos
- Post #2
- Forum: Rotorcraft engineering
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Rotorcraft Engine Controls
A great deal of literature is available in the American Helicopter Society forum proceedings. There are some key technical problems with engine/rotor dynamics. The biggest is stability in the 2 Hz regime, where the engine control could cause rotor/drivetrain resonant response. The second major...- nlappos
- Post #3
- Forum: Rotorcraft engineering
