Environmental Engineering Reference
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Figure 8: Transfer function for the coupled tower-nacelle and rotating blades model.
Figure 9: Simulated displacement response at the top of the tower.
maximum tower tip displacement observed without the damper of about 0.4 m,
reduced to approximately 0.32 m when the damper was included.
5 Wind tunnel testing
Wind tunnel testing of scaled model in order to experimentally investigate aero-
elastic and aerodynamic phenomena associated with structures has proved to be a
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