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.

Date of Patent:
Dec. 13, 2022

Filed:

Jun. 21, 2018
Applicant:

Fluence Energy, Llc, Arlington, VA (US);

Inventors:

Oliver Reimann, Erlangen, DE;

Johannes Reinschke, Nuremberg, DE;

Assignee:

Fluence Energy, LLC, Arlington, VA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); H02J 3/32 (2006.01); H02H 1/00 (2006.01); H02H 7/28 (2006.01);
U.S. Cl.
CPC ...
H02J 9/062 (2013.01); H02H 1/0007 (2013.01); H02H 7/28 (2013.01); H02J 3/32 (2013.01);
Abstract

An uninterruptible power supply (UPS) for a three-phase alternating current network, in particular a medium-voltage network, includes an energy storage system, a switch, an LC resonant circuit, which is a series circuit of an inductance and a capacitance, and a control unit for controlling the switch. The switch and the LC resonant circuit are connected in series, and the series circuit of the switch and the LC resonant is arranged between a network feed and the energy storage system which is connected to a load. There is also described a method for operating such a UPS and a corresponding computer program.


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