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ROTOR TRAIN TORSIONAL MODE FREQUENCY TUNING APPARATUS

  • US 20150192019A1
  • Filed: 01/07/2014
  • Published: 07/09/2015
  • Est. Priority Date: 01/07/2014
  • Status: Abandoned Application
First Claim
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1. A rotor train torsional mode frequency tuning apparatus, comprising:

  • a rotor train comprising first and second shafts and a coupling operably disposed between the first and second shafts,the rotor train having a torsional mode frequency, andthe apparatus further comprising;

    a coupling element disposed at the coupling and being configured to adjust the torsional mode frequency of the rotor train by a change in at least one of inertia and/or torsional stiffness in the rotor train.

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