Active Noise Suppression on a Wind Turbine
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United States of America Patent
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app pub date -
Dec 21, 2011
filing date -
Dec 21, 2011
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Abstract
A system and method for actively suppressing a noise signature from a noise emitting component on a wind turbine is disclosed. The system and method may include at least one active noise measuring device capable of measuring an original noise signature of the noise emitting wind turbine component, a controller for determining an inverted noise signature for the original noise signature, an amplifier for amplifying the inverted noise signature and at least one speaker for emitting the amplified inverted noise signature.
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