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. 05, 2018
Filed:
Feb. 19, 2014
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Tomas Tengner, Västerås, SE;
Christopher Townsend, Newcastle, AU;
Hector Zelaya de la Parra, Västerås, SE;
Alireza Nami, Västerås, SE;
Assignee:
ABB SCHWEIZ AB, Baden, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/483 (2007.01); H02J 3/18 (2006.01); H02J 3/28 (2006.01); H02J 3/36 (2006.01);
U.S. Cl.
CPC ...
H02J 3/1857 (2013.01); H02J 3/28 (2013.01); H02J 3/36 (2013.01); H02M 7/483 (2013.01); H02M 2007/4835 (2013.01);
Abstract
An energy storage system (ESS) for an electrical system includes an energy storage, and a converter interface arranged for connecting the energy storage to the electrical system. The converter interface includes a modular multilevel converter in which each phase leg includes a plurality of series connected cells of which at least one is a half-bridge cell and at least one is a full-bridge cell.