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Title:
FLOW PREVENTION DEVICE FOR TURBO MACHINE SHROUD
Document Type and Number:
Japanese Patent JP2010065684
Kind Code:
A
Abstract:

To disclose a shroud for a turbo machine (10).

The shroud includes one or more support structure body, and one or more inner shroud (20) disposed in a gas passage (14) of the turbo machine (10). The one or more inner shroud (20) and the one or more support structure body include one or more gap therebetween. The one or more gap alternate between one or more limited gap (64) and one or more non-limited gap (66), and form one or more pressure loss mechanism to reduce high temperature gas (48) flow in the one or more gap. The turbo machine (10) and a method for reducing suction of the high temperature gas (48) in the turbo machine (10) are also disclosed.


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Inventors:
KELLOCK IAIN ROBERTSON
BULGRIN CHARLES A
NIGMATULIN TAGIR ROBERT
BRUNER RALPH CHRIS
Application Number:
JP2009201185A
Publication Date:
March 25, 2010
Filing Date:
September 01, 2009
Export Citation:
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Assignee:
GEN ELECTRIC
International Classes:
F01D25/24; F01D11/02; F02C7/28; F16J15/447
Domestic Patent References:
JPS5716206A1982-01-27
JPS5710709A1982-01-20
Attorney, Agent or Firm:
Arakawa Satoshi
Hirokazu Ogura
Toshihisa Kurokawa



 
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