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.:

US 9719241 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 01, 2017

Filed:

Dec. 19, 2013
Applicant:

Grundfos Holding A/s, Bjerringbro, DK;

Inventors:
Assignee:

GRUNDFOS HOLDING A/S, Bjerringbro, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 49/00 (2006.01); E03F 5/22 (2006.01); F04D 15/02 (2006.01);
U.S. Cl.
CPC ...
E03F 5/22 (2013.01); F04D 15/029 (2013.01); F04D 15/0218 (2013.01);
Abstract

A method is provided for operating a wastewater pumping station of a wastewater pumping network. The pumping station includes a pump, that starts pumping if a level of a wastewater in a tank exceeds a first wastewater level, and the pump stops pumping if the level of the wastewater in the tank drops below a second level. The method includes determining a magnitude of a parameter (P, Q, n, ΔP, P, cos φ, I) expressing the load of the wastewater pumping network. If it is determined that the magnitude of the parameter has passed a specified threshold, the pump is activated to start pumping in an energy optimization mode. A control unit is also provided for the wastewater pumping station of the wastewater pumping network, and a system is provided for centrally controlling a plurality of pumps of wastewater pumping stations in a wastewater pumping network.


Find Patent Forward Citations

Nybo, Peter. (2017). Method for operating a wastewater pumping station (U.S. Patent No. 9719241). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9719241

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