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.:

US 9899869 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 20, 2018

Filed:

Sep. 03, 2014
Applicant:

Bentek Corporation, San Jose, CA (US);

Inventors:

Douglas Eugene McCracken, San Jose, CA (US);

Louis David Marzano, Palo Alto, CA (US);

John Herbert Buckley, Austin, TX (US);

Assignee:

Bentek Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 9/06 (2006.01); H02M 7/42 (2006.01);
U.S. Cl.
CPC ...
H02J 9/061 (2013.01); H02M 7/42 (2013.01);
Abstract

The present invention provides for a photovoltaic system and circuit having array shedding functionality. The system and circuit, in general, have at least two photovoltaic strings, at least one inverter; and, an array shedding and harvesting functionality configured to monitor the inverter and either disconnect or connect inputs of the at least two photovoltaic strings as needed to produce power for the at least one inverter or to produce power for storage. The array shedding and harvesting functionality is preferably integrated between photovoltaic (PV) strings and the output of the inverter. Various embodiments provide for sensors integrated on each of the inputs of a power assembly combiner, current sensors used to sense current provided on each of multiple inputs from power sources (PV arrays or combiners), and direct current (DC) contactors used to control connection of power source inputs.


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