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11:35 Aug 24, 2014
English to Finnish translations [PRO] Tech/Engineering - Engineering: Industrial / Wind turbine
English term or phrase:feather
Rotating a blade about its longitudinal axis until its chord line is parallel to the wind. One method of controlling lift and torque on a wind turbine rotor. By decreasing the area of blade surface exposed to the wind, feathering reduces thrust and stress on the rotor and tower when the rotor is at rest.