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Turbine rotor disk with dirt particle separator

  • US 7,665,965 B1
  • Filed: 01/17/2007
  • Issued: 02/23/2010
  • Est. Priority Date: 01/17/2007
  • Status: Expired due to Fees
First Claim
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1. A turbine rotor disk with a blade having an internal cooling air passage to provide cooling for the blade, the rotor disk including a cooling air feed channel to force cooling air into the internal cooling air passage due to rotation of the rotor disk, the improvement comprising:

  • a swirl generator located within the cooling air feed channel, the swirl generator forcing the cooling air to flow through the feed channel in a swirling flow.

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