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:
Oct. 27, 2015
Filed:
May. 07, 2014
Applicant:
Abb Oy, Helsinki, FI;
Inventors:
Assignee:
ABB OY, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 7/5387 (2007.01); H02M 7/487 (2007.01); H02M 1/12 (2006.01); H02M 7/483 (2007.01); H02J 3/38 (2006.01);
U.S. Cl.
CPC ...
H02M 7/487 (2013.01); H02M 1/126 (2013.01); H02M 7/483 (2013.01); H02J 3/383 (2013.01); H02M 2001/123 (2013.01); Y02E 10/563 (2013.01);
Abstract
Exemplary embodiments are directed to a method and switching arrangement for an inverter. The inverter including a positive direct current pole, a negative direct current pole, and a neutral direct current pole. The arrangement having a first controllable switch connected between the neutral direct current pole of the inverter and a virtual neutral point of an alternating current network supplied by the inverter; and/or a second controllable switch connected between the neutral direct current pole of the inverter and an earth potential of an alternating current network supplied by the inverter.