Crossover duct

Details Crossover duct Crossover duct

1978-01-30

1982-08-17

Powell, Jr., Everette A.

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Plural rigidly related blade sets

415211, F01D 902

Patent

active

043447376

ABSTRACT:
A crossover duct for providing flow communication between multiple stages of centrifugal compressors and the like. The duct forms a continuous annular path between compressor stages for turning radially outward gas flow to a radially inward direction. The duct includes thin diffuser vanes having aerodynamically contoured leading edges, and a vaneless turning bend having a generally elliptical wall geometry.

REFERENCES:
patent: 871341 (1907-11-01), Jaeger
patent: 2063194 (1936-12-01), Roy
patent: 2303949 (1942-12-01), Nordell
patent: 2661594 (1953-12-01), Petrie
patent: 3044684 (1962-07-01), Fullemann
patent: 3706510 (1972-12-01), O'Connor
patent: 3797085 (1974-03-01), Aartman
patent: 3927763 (1975-12-01), Strub et al.
patent: 3964837 (1976-06-01), Exley
patent: 4027997 (1977-06-01), Bryans
patent: 4087200 (1978-05-01), Korenblit et al.

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