Title:
TURBINE BLADE
Document Type and Number:
Japanese Patent JP2011127600
Kind Code:
A
Abstract:
To provide a gas turbine blade that has a complicated and effective cooling system while improving defective fraction while the blade is molded.
The gas turbine blade includes: an internal building frame 60 with a plurality of internal ribs that form a plurality of open cooling channels 62; an internal environmental coating 72 that is applied to the internal building frame; an external wall that is applied around the open cooling channels of the internal building body to form a near wall circuit of cooling channels; and an external environmental coating that is applied to the external wall. The internal environmental coating is different from the external environmental coating.
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Inventors:
HAZEL BRIAN T
KONITZER DOUGLAS GERARD
RUCKER MICHAEL HOWARD
EVANS SR JOHN DOUGLAS
KONITZER DOUGLAS GERARD
RUCKER MICHAEL HOWARD
EVANS SR JOHN DOUGLAS
Application Number:
JP2010277742A
Publication Date:
June 30, 2011
Filing Date:
December 14, 2010
Export Citation:
Assignee:
GEN ELECTRIC
International Classes:
F01D5/18; F01D5/28; F01D25/00; F02C7/00
Foreign References:
| GB800414A | 1958-08-27 | |||
| GB803650A | 1958-10-29 | |||
| US5820337A | 1998-10-13 | |||
| US20020141872A1 | 2002-10-03 | |||
| US20010001897A1 | 2001-05-31 | |||
| WO2009085572A2 | 2009-07-09 |
Attorney, Agent or Firm:
Arakawa Satoshi
Hirokazu Ogura
Toshihisa Kurokawa
Hirokazu Ogura
Toshihisa Kurokawa