Fluid reaction surfaces (i.e. – impellers) – Method of operation
Reexamination Certificate
2011-03-15
2011-03-15
Edgar, Richard (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Method of operation
C416S147000
Reexamination Certificate
active
07905704
ABSTRACT:
A method for operating a wind energy plant with a rotor having rotor blades which have an adjustable blade pitch, characterized in that the adjustment of the blade pitch takes place with an adjustment velocity and/or an adjustment acceleration, wherein the magnitude of the adjustment velocity and/or the magnitude of the adjustment acceleration is depending from a desired value and an actual value of the blade pitch.
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Harms Ulrich
Schluter Detlef
Edgar Richard
Nordex Energy GmbH
Vidas Arrett & Steinkraus
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