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:
Dec. 12, 2017
Filed:
Sep. 28, 2012
Applicant:
Abb Inc., Cary, NC (US);
Inventor:
Donald J. Truettner, Waukesha, WI (US);
Assignee:
ABB Inc., Cary, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/38 (2006.01);
U.S. Cl.
CPC ...
H02J 3/383 (2013.01); Y02E 10/563 (2013.01); Y10T 307/50 (2015.04);
Abstract
A photovoltaic power circuit is provided and includes a plurality of strings of connected photovoltaic panels operable to generate DC current from solar radiation. Each of the strings is connected to a solar inverter by a pair of fuses. A detection circuit is provided that is operable to detect when one of the fuses opens as a result of a fault, regardless whether the fault is temporary or continuing.