Underwater noise of operating wind turbines
Summary by National Wind Watch
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Underwater noise of operating wind turbines
As a turbine operates, vibrations inside the nacelle (the housing that contains the generator, gearbox, and other parts) are transmitted down the main shaft of the wind turbine and into its foundation. These vibrations then propagate into the water column and seafloor. Mechanical noise generated by offshore turbines is concentrated at low frequencies below 1kHz, generally below 700 Hz. Bockstigen-Valar, Sweden Underwater recording taken less tha…
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