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:
Jun. 11, 2024
Filed:
Jan. 09, 2020
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Sridhar Pulikanti, Napier, NZ;
Simon Walton, Napier, NZ;
Robert Turner, Hastings, NZ;
Nicholas James Elliott, Hastings, NZ;
Assignee:
ABB SCHWEIZ AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); H02J 3/38 (2006.01); H02M 1/40 (2007.01);
U.S. Cl.
CPC ...
H02J 9/062 (2013.01); H02J 3/388 (2020.01); H02M 1/40 (2013.01);
Abstract
Embodiments of present disclosure relate to apparatus and method for flux management in the ZISC based UPS system. The apparatus comprises: a first determining unit configured to determine a first offset flux on a series reactor in the ZISC based UPS system when power quality events occur in a grid connected to the ZISC based UPS system and the ZISC based UPS system operates in a grid-connected mode; and a first resetting unit configured to provide synthetic impedance damping to the series reactor to reset the first offset flux.