Multi-stage hydraulic machine and a method of operating same

Details Multi-stage hydraulic machine and a method of operating same Multi-stage hydraulic machine and a method of operating same

1980-10-22

1983-09-27

Hornsby, Harvey C.

Rotary kinetic fluid motors or pumps

Method of operation

415500, 415116, F04D 900, F03B 310

Patent

active

044065779

ABSTRACT:
A multi-stage hydraulic machine which includes a plurality of runner housings or chambers each having a runner positioned therein, a head cover and an intermediate speed ring, movable guide vanes at an outside portion of the runner housing or chamber of the highest pressure stage, each of the runners having a runner crown with an exhaust hole bored through it, each of the runner housings or chambers having an exhaust chamber formed at the exit portion of the exhaust hole and a device for sealing water at the radially outside portion of the exhaust chamber, and a plurality of exhaust paths provided in each of the exhaust chambers to the exterior of the machine respectively. Additionally, a method for operating the machine is disclosed.

REFERENCES:
patent: 3507603 (1970-04-01), Von Widdern

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