u - NREL
u - NREL
u - NREL
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Spinning Uniform Cable<br />
Comparison of Flap Modal Frequencies<br />
Cable<br />
Spin Rate<br />
Ω<br />
(rad/sec)<br />
National Renewable Energy Laboratory<br />
First Flap Frequency<br />
(rad/sec)<br />
Second Flap Frequency<br />
(rad/sec)<br />
Third Flap Frequency<br />
(rad/sec)<br />
Analytical BModes Analytical BModes Analytical BModes<br />
0 0.0 0.00 0.00 0.00 0.00 0.00<br />
2 2.0 2.00 4.90 4.91 7.75 7.76<br />
6 6.0 6.01 14.70 14.72 23.24 23.27<br />
10 10.0 10.02 24.49 24.53 38.73 38.79<br />
15 15.0 15.03 36.74 36.80 58.09 58.18<br />
20 20.0 20.04 48.99 49.07 77.46 77.58<br />
25 25.0 25.04 61.24 61.33 96.82 96.97<br />
30 30.0 30.05 73.48 73.60 116.19 116.37<br />
15<br />
Innovation for Our Energy Future