Combustion liner cap assembly attachment and sealing system

Details Combustion liner cap assembly attachment and sealing system Combustion liner cap assembly attachment and sealing system

2005-06-28

2005-06-28

Gartenberg, Ehud (Department: 3746)

Power plants

Combustion products used as motive fluid

Having mounting or supporting structure

C060S039370

Reexamination Certificate

active

06910336

ABSTRACT:
An attachment and sealing system for securing a combustor cap assembly to a combustion chamber, while providing effective cooling to the combustor cap assembly aft end, is disclosed. The combustor cap assembly is secured within a combustion chamber by a plurality of pins such that the aft end region of the combustor cap assembly is cooled by a fluid medium that is injected through a plurality of first holes in the combustion chamber wall. A generally annular seal, which encompasses the combustor cap assembly, has a plurality of raised ridges, which are in sealing contact with the combustion chamber wall. Multiple embodiments are disclosed regarding the length of the generally annular seal and position and orientation of the plurality of first cooling holes in the combustion chamber wall.

REFERENCES:
patent: 3811274 (1974-05-01), Calderon
patent: 5329772 (1994-07-01), Fitts et al.
patent: 5357745 (1994-10-01), Probert
patent: 5423368 (1995-06-01), Fitts et al.

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