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Title: Near-wall serpentine cooled turbine airfoil

Patent ·
OSTI ID:1162125

A serpentine coolant flow path is formed by inner walls in a cavity between pressure and suction side walls of a turbine airfoil, the cavity partitioned by one or more transverse partitions into a plurality of continuous serpentine cooling flow streams each having a respective coolant inlet.

Research Organization:
Mikro Systems, Inc., Charlottesville, VA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-05NT42644
Assignee:
Mikro Systems, Inc. (Charlottesville, VA)
Patent Number(s):
8,870,537
Application Number:
13/942,782
OSTI ID:
1162125
Resource Relation:
Patent File Date: 2013 Jul 16
Country of Publication:
United States
Language:
English

References (14)

Slant-tier turbine airfoil patent October 1999
Article wall with interrupted ribbed heat transfer surface patent September 2003
Turbine blade with spar and shell patent January 2011
Light weight and highly cooled turbine blade patent November 2011
Turbine airfoil with non-parallel pin fins patent November 2011
Air cooled turbine airfoil with sequential cooling patent January 2012
Turbine airfoil formed as a single piece but with multiple materials patent April 2012
Air cooled turbine airfoil with sequential impingement cooling patent May 2012
Cooled component patent September 2012
Turbine airfoil with micro cooling channels patent November 2012
Air cooled turbine airfoil with sequential impingement cooling patent December 2012
Near-wall serpentine cooled turbine airfoil patent September 2013
Serpentine Cooling Circuit with T-Shaped Partitions in a Turbine Airfoil patent-application October 2012
Turbine and Method for Separating Particles From a Fluid patent-application July 2013

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