Diffuser for terrestrial or aviation gas turbine

Details Diffuser for terrestrial or aviation gas turbine Diffuser for terrestrial or aviation gas turbine

2005-12-13

2005-12-13

Freay, Charles G. (Department: 3746)

Power plants

Combustion products used as motive fluid

With exhaust treatment

C060S805000

Reexamination Certificate

active

06973771

ABSTRACT:
A diffuser for a gas turbine engine, said diffuser being disposed between a last stage of a turbine and an exhaust casing, and comprising an outer annular wall and an inner annular wall together defining an annular passage for fluid that diverges in the flow direction of said fluid, at least one of the annular walls including a plurality of orifices leading from said annular passage to at least one collecting box leading to means for exhausting a fraction of said fluid so as to reduce the flow speed of said fluid in said annular passage.

REFERENCES:
patent: 2594042 (1952-04-01), Lee
patent: 4098073 (1978-07-01), Adkins et al.
patent: 4515524 (1985-05-01), Fisher, Jr.
patent: 5916127 (1999-06-01), Papamoschou
patent: 6574965 (2003-06-01), Feulner
patent: 834 474 (1949-07-01), None
patent: 0 076 668 (1983-04-01), None
patent: 62-174507 (1987-07-01), None

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