Patents Assigned to Siemens Aktiengasellschaft
  • Wind power installation with separate primary and secondary cooling circuits
    Patent number: 7057305
    Abstract: A wind power installation includes a nacelle for housing a generator, and a turbine having at least one rotor blade. At least the generator includes a closed primary cooing system, and the nacelle is provided with a cooling system for cooling the primary cooling system in dependence on an output of the generator or generator losses.
    Type: Grant
    Filed: January 24, 2005
    Date of Patent: June 6, 2006
    Assignee: Siemens Aktiengasellschaft
    Inventors: Manfred Krüger-Gotzmann, Christian Schiller, Günter Zwarg