Gas turbine bucket with impingement cooled platform

Patent · Tue Jan 01 00:00:00 EST 2002

OSTI ID:874645

Jones, Raphael Durand ^[1]

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1. Guilderland, NY

In a turbine bucket having an airfoil portion and a root portion, with a substantially planar platform at an interface between the airfoil portion and root portion, a platform cooling arrangement including at least one bore in the root portion and at least one impingement cooling tube seated in the bore, the tube extending beyond the bore with an outlet in close proximity to a targeted area on an underside of the platform.

• Research Organization: General Electric Co., Schenectady, NY (United States)
• DOE Contract Number: FC21-95MC31176
• Assignee: General Electric Company (Schenectady, NY)
• Patent Number(s): US 6431833
• OSTI ID: 874645
• Country of Publication: United States
• Language: English

Related Subjects

gas
turbine
bucket
impingement
cooled
platform
airfoil
portion
root
substantially
planar
interface
cooling
arrangement
including
bore
tube
seated
extending
outlet
close
proximity
targeted
underside
gas turbine
tube extending
substantially planar
cooling arrangement
root portion
form coo
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