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Title: Combustor assembly in a gas turbine engine

Patent ·
OSTI ID:1178746

A combustor assembly in a gas turbine engine includes a combustor device, a fuel injection system, a transition duct, and an intermediate duct. The combustor device includes a flow sleeve for receiving pressurized air and a liner surrounded by the flow sleeve. The fuel injection system provides fuel to be mixed with the pressurized air and ignited in the liner to create combustion products. The intermediate duct is disposed between the liner and the transition duct so as to define a path for the combustion products to flow from the liner to the transition duct. The intermediate duct is associated with the liner such that movement may occur therebetween, and the intermediate duct is associated with the transition duct such that movement may occur therebetween. The flow sleeve includes structure that defines an axial stop for limiting axial movement of the intermediate duct.

Research Organization:
Siemens Energy, Inc., Orlando, FL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-05NT42644
Assignee:
Siemens Energy, Inc. (Orlando, FL)
Patent Number(s):
9,016,066
Application Number:
13/718,297
OSTI ID:
1178746
Resource Relation:
Patent File Date: 2012 Dec 18
Country of Publication:
United States
Language:
English

References (12)

Combustion chamber construction patent September 1986
Combustion chamber construction patent April 1990
Liner stop assembly for a combustor patent June 1994
Dilution flow sleeve for reducing emissions in a gas turbine combustor patent October 1995
Gas turbine combustor and gas turbine patent May 1997
Premixing dry low nox emissions combustor with lean direct injection of gas fule patent February 2001
Turbine spring clip seal patent March 2005
Sealing assembly for the aft end of a ceramic matrix composite liner in a gas turbine engine combustor patent May 2005
Non-catalytic combustor for reducing NOx emissions patent November 2005
Flow sleeve for a low NOx combustor patent August 2006
Turbine fuel ring assembly patent July 2007
Gas turbine combustor barrier structures for spring clips patent May 2008

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