Draft tube venting arrangement

Details Draft tube venting arrangement Draft tube venting arrangement

1977-10-26

1979-03-27

Casaregola, Louis J.

Rotary kinetic fluid motors or pumps

With diversely oriented inlet or additional inlet for...

415119, 60696, F01D 2530

Patent

active

041463510

ABSTRACT:
Hydraulic turbo machines are provided with air admitting and inducing arrangements in the draft tube, below the runner. This permits the admission of air in flow stabilizing relation, particularly at partial loads so as to diminish noise, vibration and cavitation, and to stabilize machine operation.

REFERENCES:
patent: 2262191 (1941-11-01), Moody
patent: 2300748 (1942-11-01), Rheingans

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