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Direct-drive generator/motor for a windmill/hydropower Plant/Vessel where the generator/morot is configured as a hollow profile and a method to assemble such a windmill/hydropower plant

  • US 8,222,762 B2
  • Filed: 10/13/2006
  • Issued: 07/17/2012
  • Est. Priority Date: 10/13/2005
  • Status: Expired due to Fees
First Claim
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1. A turbine rotor for a wind power plant or hydro power plant or for propulsive means for a vessel, the turbine rotor comprising a rigid ring-shaped hub with an axis of rotation, the rigid ring-shaped hub, in a side view cross-section, being configured as a closed, hollow profile, the ring-shaped hub further being configured as a torus with a circular cross section or a torus with a polygonal cross section, wherein a section through the ring-shaped hub perpendicular to said axis of rotation is ring-shaped, the outer and the inner circumferences of the ring being circular or polygonal, and wherein the turbine rotor further comprises at least one elongated, rigid rotor blade which is arranged on the ring-shaped hub on the opposite side of the ring-shaped hub relative to said axis of rotation.

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