Francis-type hydraulic machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12037975
APP PUB NO 20230358201A1
SERIAL NO

18356077

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Importance

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Abstract

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A hydraulic machine of the Francis-type includes: an impeller with blades; a guide vane assembly with a ring of guide vanes, a vane-free space extending between the impeller and the guide vane assembly; and at least three resonators for suppressing pressure fluctuations, the resonators respectively including a chamber and a tube connector, the tube connector being connected to the chamber, the tube connector including an end that faces away from the chamber and that opens into the vane-free space, the resonators being configured for suppressing the pressure fluctuations occurring during the operation of the hydraulic machine, the resonators being arranged at a uniform distance from each other in a circumferential direction around the impeller, and the resonators being adjusted to a resonant frequency which is one and the same relative to one another.

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Patent Owner(s)

Patent OwnerAddress
VOITH PATENT GMBHST PÖLTENER STRASSE 43 89522 HEIDENHEIM 89522

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hübner, Björn Ulm, DE 1 0

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