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Modified Attachment System for Springs in a Generator Rotor

  • US 20160352177A1
  • Filed: 05/26/2016
  • Published: 12/01/2016
  • Est. Priority Date: 05/28/2015
  • Status: Active Grant
First Claim
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1. An assembly comprising:

  • a rotor body defining an internal slot and opposed end portions;

    copper windings disposed within the internal slot of the rotor body, the copper windings defining internal gas passageways and an upper load surface;

    at least one creepage disposed on the upper load surface of the copper windings, the creepage defining a plurality of apertures that are in alignment with the internal gas passageways of the copper windings;

    at least one slot spring disposed on the creepage, the slot spring defining a plurality of apertures that are in alignment with the internal gas passageways of the copper windings;

    at least one amortisseur disposed on the slot spring, the at least one amortisseur defining a plurality of apertures that are in alignment with the internal gas passageways of the copper windings;

    a plurality of hollow locking members disposed within apertures of the creepage, the slot spring, and the amortisseur, the hollow locking members defining upper flanges that abut the slot spring;

    at least one slot wedge disposed on the slot spring and the plurality of hollow locking members, the slot wedge defining a plurality of apertures that are in alignment with the internal gas passageways of the copper windings; and

    at least one field retaining ring disposed against one of the end portions of the rotor body and against the slot wedge.

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