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Gas turbine engine telemetry module

  • US 7,743,600 B2
  • Filed: 04/04/2006
  • Issued: 06/29/2010
  • Est. Priority Date: 04/04/2006
  • Status: Active Grant
First Claim
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1. A sensor assembly for a gas turbine engine, the assembly comprising:

  • a rotor bearing lubricant flow for providing lubricant to a bearing located in a rotor bearing compartment;

    a telemetry module mounted radially inward from a rotatable compressor assembly at the rotor bearing compartment for sensing engine operational parameters; and

    a cooling system which utilizes a gaseous nitrogen coolant for cooling the telemetry module separate from the rotor bearing lubricant flow.

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