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:
May. 30, 2017

Filed:

Dec. 31, 2013
Applicant:

Sma Solar Technology Ag, Niestetal, DE;

Inventors:

Pablo Correa Vasquez, Bad Neustadt an der Saale, DE;

Tobias Mueller, Escherode, DE;

Henrik Wolf, Kassel, DE;

Assignee:

SMA Solar Technology AG, Niestetal, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/487 (2007.01); H02M 7/483 (2007.01); H02M 1/32 (2007.01); H02M 7/5395 (2006.01); H02M 7/49 (2007.01); H02J 3/24 (2006.01);
U.S. Cl.
CPC ...
H02M 7/487 (2013.01); H02M 7/483 (2013.01); H02J 3/24 (2013.01); H02M 7/49 (2013.01); H02M 7/5395 (2013.01); H02M 2001/325 (2013.01); H02M 2007/4835 (2013.01);
Abstract

The disclosure relates to a method for operating an inverter that includes at least one bridge assembly that is actuated in a modulated manner for supplying electrical power to an energy supply network. Initially, the inverter is operated by the unipolar actuation of the at least one bridge assembly and the energy supply network is monitored for the presence of a network fault. If a network fault is detected, the inverter is operated at least at intervals by the bipolar actuation of the at least one bridge assembly. The disclosure further relates to a network fault-tolerant inverter which is equipped for carrying out the method.


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