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Title: Vane array with one or more non-integral platforms

Patent ·
OSTI ID:1261616

A vane array adapted to be coupled to a vane carrier within a gas turbine engine is provided comprising: a plurality of elongated airfoils comprising at least a first airfoil and a second airfoil located adjacent to one another; a U-ring; first connector structure for coupling a radially inner end section of each of the first and second airfoils to the U-ring; second connector structure for coupling a radially outer end section of each of the first and second airfoils to the vane carrier; a platform extending between the first and second airfoils; and platform connector structure for coupling the platform to one of the U-ring and the vane carrier.

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):
9,388,704
Application Number:
14/078,599
OSTI ID:
1261616
Resource Relation:
Patent File Date: 2013 Nov 13
Country of Publication:
United States
Language:
English

References (18)

Flow duct structure for reducing secondary flow losses in a bladed flow duct patent August 1984
Compressor diaphragm assembly patent June 1991
Rotary turbomachine having a transonic compressor stage patent January 2000
Compressor interstage seal patent October 2000
Bladed ducting for turbomachinery patent September 2001
Vane sector seating spring and method of retaining same patent October 2001
Fluted compressor flowpath patent May 2003
Endwall shape for use in turbomachinery patent December 2003
Gas turbo set patent March 2006
Scalloped surface turbine stage patent November 2006
Crescentic ramp turbine stage patent May 2007
Axial compressor blading patent April 2008
Non-axisymmetric end wall contouring for a turbomachine blade row patent December 2008
Vane shroud through-flow platform cover patent October 2009
Gas turbine vane platform element patent August 2012
Fluidic rim seal system for turbine engines patent October 2012
CMC vane assembly apparatus and method patent October 2012
Turbine Blade or Vane with Separate Endwall patent-application January 2013

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