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:
Jan. 20, 2015

Filed:

Jan. 28, 2013
Applicant:

Eaton Corporation, Cleveland, OH (US);

Inventors:

Jih-Sheng Chen, Taipei, TW;

Hung-Kuang Chen, Taipei, TW;

Jung-Hua Weng, Taipei, TW;

Assignee:

Eaton Corporation, Cleveland, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 7/122 (2006.01); H02M 7/5387 (2007.01); H02J 3/38 (2006.01); H02M 7/48 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 7/53871 (2013.01); H02J 3/383 (2013.01); H02M 7/48 (2013.01); H02M 2001/007 (2013.01);
Abstract

A photovoltaic (PV) system is disclosed that provides dynamic regulation of the output of a PV array such that the inverter can safely operate without entering a voltage protection mode. The PV system includes a PV array that generates a direct current (DC) output from received solar radiation and a DC link coupled to the PV array to receive the DC output therefrom. The PV system also includes a DC-to-AC power inverter electrically coupled to the DC link to receive the DC output therefrom and invert the DC output to an AC output and a damping circuit electrically coupled to the DC link and positioned between the PV array and the DC-to-AC power inverter. The damping circuit includes a damping resistor and a damping switch.


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