Impingement cooled combustor seal

Details Impingement cooled combustor seal Impingement cooled combustor seal

2008-09-30

2011-12-20

Gartenberg, Ehud (Department: 3741)

Power plants

Combustion products used as motive fluid

Combustion products generator

C060S800000, C060S039370

Reexamination Certificate

active

08079219

ABSTRACT:
Disclosed is a combustor seal including a seal support locatable at a first combustor component and having a plurality of through impingement holes. A wave-shaped seal located at the seal support and defining at least one seal cavity between the wave-shaped seal and the seal support. A peak of the wave-shaped seal is locatable at a second combustor component. The wave-shaped seal includes at least one through passageway located upstream of the peak capable of flowing cooling fluid therethrough into the at least one seal cavity and through the plurality of impingement holes thereby cooling the first combustor component. Further disclosed is a combustor including a combustor seal and a method for cooling a first combustor component.

REFERENCES:
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patent: 7493767 (2009-02-01), Bunker et al.
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patent: 2009/0282833 (2009-11-01), Hessler et al.
patent: 2010/0005803 (2010-01-01), Tu et al.

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