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:
Aug. 03, 2021
Filed:
May. 07, 2019
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Silvio Colombi, Losone, CH;
Andrea Mannuccini, Locarno, CH;
Harry Bye Handlin, Birmingham, AL (US);
Lorenzo Giuntini, Locarno, CH;
Assignee:
ABB Schweiz AG, Baden, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); H02M 1/34 (2007.01); H02J 3/38 (2006.01);
U.S. Cl.
CPC ...
H02J 9/061 (2013.01); H02J 9/062 (2013.01); H02M 1/34 (2013.01); H02J 3/38 (2013.01);
Abstract
In at least one embodiment, a system may include a plurality of uninterruptible power supplies (UPSs), a ring bus, a plurality of chokes, with each choke of the plurality of chokes electrically coupling an associated UPS of the plurality of UPSs to the ring bus, and at least one switch electrically coupled between at least one UPS of the plurality of UPSs and the ring bus, with the at least one switch having an opening time of less than 10 milliseconds.