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The blade is 27m long with a rotational angular velocity of 2.43 rad/s. The upstream wind speed (or should we say the free stream velocity?) is 8 m/s. Material?The blade is made out of an orthotropic composite material with the following properties:
Density | 1550 kg/m^3 |
---|---|
Young's Modulus-X | 1.1375E+11 Pa |
Young's Modulus-Y | 7.583E+09 Pa |
Young's Modulus-Z | 7.583E+09 Pa |
Poisson's Ratio-XY | 0.32 |
Poisson's Ratio-YZ | 0.37 |
Poisson's Ratio-XZ | 0.35 |
Shear Modulus-XY | 5.446E+09 Pa |
Shear Modulus-YZ | 2.964E+09 Pa |
Shear Modulus-XZ | 2.964E+09 Pa |
Option #2 (almost exact copy of Edwin's text):
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