Title:
GAS TURBINE ENGINE WITH ROTOR BORE HEATING
Document Type and Number:
WIPO Patent Application WO/2014/186008
Kind Code:
A3
Abstract:
A gas turbine engine has a compressor rotor with blades and a disk. A bore is defined radially inwardly of the disk. A combustor includes a burner nozzle. A tap taps air that has been combusted in the combustor section through a valve, and into the bore of the disk. A method is also disclosed.
Inventors:
SCHWARZ FREDERICK M (US)
DUESLER PAUL W (US)
DUESLER PAUL W (US)
Application Number:
PCT/US2014/015759
Publication Date:
January 22, 2015
Filing Date:
February 11, 2014
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORP (US)
International Classes:
F01D5/08; F01D25/10; F02C9/16
Foreign References:
| US5685158A | 1997-11-11 | |||
| US4741153A | 1988-05-03 | |||
| US5632141A | 1997-05-27 | |||
| US6334297B1 | 2002-01-01 | |||
| US20120060507A1 | 2012-03-15 |
Other References:
See also references of EP 2959109A4
Attorney, Agent or Firm:
OLDS, Theodore W. et al. (Gaskey & Olds P.C./Pratt & Whitney,400 W. Maple, Suite 35, Birmingham MI, US)
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