Invention Grant
US08413924B2 Motor assisted fine pitch startup Ram Air Turbine 有权
电机辅助细间距启动Ram Air Turbine

Motor assisted fine pitch startup Ram Air Turbine
Abstract:
A startup assistance apparatus for a fine pitch Ram Air Turbine (RAT) is provided and includes a generator to provide motive power to the RAT when operating in a first mode and to generate electricity from RAT operation when operating in a second mode and a control unit, including a speed sensing unit configured to sense an operating condition of the generator and a controller operably coupled to the generator and configured to control the generator to operate in the first or the second mode based on the sensed operating condition.
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