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:
Oct. 14, 2014

Filed:

Jan. 24, 2013
Applicant:

Sma Solar Technology Ag, Niestetal, DE;

Inventors:

Gerd Bettenwort, Kassel, DE;

Jens Klein, Goettingen, DE;

Markus Hopf, Espenau, DE;

Assignee:

SMA Solar Technology AG, Niestetal, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/44 (2006.01); G05F 5/00 (2006.01); G05F 1/67 (2006.01);
U.S. Cl.
CPC ...
G05F 5/00 (2013.01); G05F 1/67 (2013.01); Y02E 10/58 (2013.01);
Abstract

A method includes searching for a point of maximum power based on a systematic load variation, setting the point of maximum power as the operating point of the photovoltaic generator, and tracking the operating point based on a load variation with a narrow variation range. The method also includes analyzing operating variables of the photovoltaic generator to determine the level of probability that the operating point deviates from the point of maximum power, selectively interrupting the tracking and carrying out another search to determine the point of maximum power as a function of the analysis of the operating variables, and setting the point of maximum power as the operating point, and resuming the tracking. The method further takes into account previous searches carried out in the presence of comparable operating variables to determine the probability.


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