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Willisch; Wolf
Hamburg, DE
No. of patents:

Patent Number Title Of Patent Date Issued
7291937 Operating method for a wind turbine with a supersynchronous cascade November 6, 2007
The invention relates to a wind energy system having a rotor that can be driven by the wind, preferably having one or more rotor blades that can be adjusted in angle, a generator directly or indirectly connected with the rotor, to generate electric energy, which is configured as an a

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