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HIGH END LOW SPOOL ACCESSORY GEARBOX DRIVE

  • US 20180291817A1
  • Filed: 04/11/2017
  • Published: 10/11/2018
  • Est. Priority Date: 04/11/2017
  • Status: Active Grant
First Claim
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1. A gas turbine engine comprising:

  • a low speed spool and a high speed spool, with each of said spools including a turbine to drive a respective one of said spools;

    said high speed spool rotating at a higher speed than said low speed spool;

    a high speed power takeoff driven to rotate by said high speed spool, and a low speed power takeoff driven to rotate by said low speed spool;

    said high speed power takeoff driving a starter generator and a permanent magnet alternator; and

    said low speed power takeoff driving a variable frequency generator.

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