The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 04, 2021
Filed:
Jul. 02, 2019
Applicant:
Andritz Hydro Gmbh, Vienna, AT;
Inventors:
Erich Wurm, Hagenberg, AT;
Bernd Nennemann, Pointe-Claire, CA;
Assignee:
Andritz Hydro GmbH, Vienna, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03B 3/18 (2006.01); F03B 3/06 (2006.01); F03B 3/14 (2006.01); F03B 13/10 (2006.01);
U.S. Cl.
CPC ...
F03B 3/183 (2013.01); F03B 3/06 (2013.01); F03B 3/14 (2013.01); F03B 13/105 (2013.01); F05B 2240/12 (2013.01);
Abstract
A power generation plant including a turbine () of a Kaplan, bulb, diagonal flow or propeller turbine type, a water intake () and a water run-off (). Additional vanes vane () are deployable into a water passage formed between the water intake () and the housing of the turbine. Eddy flows formed in the water intake () are reduced by the additional vanes. The vanes allow the turbine operating range to be extended to cover smaller outputs.