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STRUCTURE AND METHOD FOR SELF-ALIGNING ROTOR BLADE JOINTS

  • US 20100310379A1
  • Filed: 12/21/2007
  • Published: 12/09/2010
  • Est. Priority Date: 12/21/2007
  • Status: Active Grant
First Claim
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1. An alignment and clamping structure for sections of a multi-section wind turbine blade, comprising:

  • a plurality of blade sections forming joints between adjacent blade sections, including at least a first section and a second section forming a joint;

    a bulkhead mounted on the inner surface of a shell of the first section at an outer end; and

    a bulkhead mounted on the inner surface of a shell of the second section at an inner end; and

    at least one of the bulkhead for the first section and the bulkhead for the second section include at least one male alignment pin in predetermined locations on an exterior surface and extending normal to an exterior surface of the opposite bulkhead, and the at least one of the bulkhead of the first section and the bulkhead of the second sections includes at least one bushing in predetermined complimentary locations for receiving the at least one male alignment pin of the opposite bulkhead, the male alignment pins and the bushings in complimentary locations being precisely aligned to facilitate mating of the bulkhead of the first section and the bulkhead of the second section.

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