Seal system for a turbomachine employing working fluid in its li

Details Seal system for a turbomachine employing working fluid in its li Seal system for a turbomachine employing working fluid in its li

1978-06-08

1980-02-19

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 3, 415112, 415176, F16J 1540

Patent

active

041891562

ABSTRACT:
A seal system for a turbomachine employing first fluid as a working medium and utilizing the same fluid in its liquid phase as a sealing medium. The pressure of the liquid sealing medium is maintained above the pressure of the working medium. The fluid is delivered to a first sealing region whereat the fluid flows in opposite directions along the shaft of the turbomachine, respectively towards the ambient and towards the working region in the machine. A seal is interposed between the first sealing region and the ambient to prevent the seal fluid from intermixing with air.

REFERENCES:
patent: 2965398 (1960-12-01), Keller et al.
patent: 3235269 (1966-02-01), Olesen
patent: 3302951 (1967-02-01), Olesen
patent: 3792935 (1974-02-01), Randell
patent: 3909012 (1975-09-01), Denis
patent: 3949996 (1976-04-01), Inoue et al.
patent: 4005580 (1977-02-01), Swearingen

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