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Noise reduction in a turbomachine, and a related method thereof

  • US 8,540,490 B2
  • Filed: 09/28/2011
  • Issued: 09/24/2013
  • Est. Priority Date: 06/20/2008
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a first set of blades comprising;

    a first subset of blades, wherein each blade among the first subset of blades comprises one or more first geometric parameters; and

    a second subset of blades, wherein each blade among the second subset of blades comprises one or more second geometric parameters different from the one or more first geometric parameters;

    wherein the first subset of blades and the second subset of blades are arranged so that a first wake generated by the first subset of blades is distinct from a second wake generated by the second subset of blades; and

    a second set of blades disposed downstream relative to the first set of blades;

    wherein at least one set of blades among the first set of blades and the second set blades are movable relative to each other.

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