Title:
ENHANCED APU OPERABILITY
Document Type and Number:
WIPO Patent Application WO/2015/050601
Kind Code:
A3
Abstract:
A fuel system for a gas turbine engine comprises an injector disposed to inject fuel and air into a combustor of the gas turbine engine. In a first embodiment, the fuel system further comprises an air separation module configured to supply oxygen-enriched air into the combustor via the injector for combustion. In a second embodiment, the fuel system further comprises a barbotage system and a heating element. The barbotage system is configured to feed hydrogen to the injector, and the heating element is configured to pre-heat the fuel.
Inventors:
RIBAROV LUBOMIR A (US)
LISCINSKY DAVID S (US)
COLKET MEREDITH B III (US)
LISCINSKY DAVID S (US)
COLKET MEREDITH B III (US)
Application Number:
PCT/US2014/043868
Publication Date:
June 11, 2015
Filing Date:
June 24, 2014
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORP (US)
International Classes:
B64D41/00; F02C7/22; F02C9/26
Domestic Patent References:
| WO2005107002A1 | 2005-11-10 |
Foreign References:
| US20060254643A1 | 2006-11-16 | |||
| US20120198850A1 | 2012-08-09 | |||
| US20080060523A1 | 2008-03-13 | |||
| US20060151669A1 | 2006-07-13 |
Other References:
See also references of EP 3017165A4
Attorney, Agent or Firm:
ZUEGE, Austen et al. (P.A.312 South Third Stree, Minneapolis Minnesota, US)
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