Lm Wind Power A/s

Trevor Howard Wood

Andreas Herrig

Guannan Wang

A wind turbine blade () comprising a pressure side () and a suction side (), a leading edge () and a trailing edge (). At least a portion of the blade () located in a trailing edge region () at or adjacent to the trailing edge () is a noise reducing portion defining an exposed surface and comprising a plurality of sound reducing or sound absorbing acoustic resonators (), each of the resonators () comprising an opening () in the exposed surface and a cavity () having a length L between the opening () and a bottom () of the cavity opposite the opening ().

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Schenectady, NY, United States of America

Trevor Howard Wood