METHOD AND ARRANGEMENT FOR OPERATING PHOTOVOLTAIC SYSTEM AND PHOTOVOLTAIC SYSTEM
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United States of America Patent
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Issued Date -
Sep 11, 2014
app pub date -
Feb 18, 2014
filing date -
Mar 7, 2013
priority date (Note) -
Abandoned
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Abstract
Exemplary embodiments are directed to a system, method, apparatus, and arrangement for operating a photovoltaic system. The photovoltaic system including a boost converter having a controllable duty ratio, at least two strings of photovoltaic panels supplying an input of the boost converter, wherein the strings are connected in parallel with each other. The system having detector configured to detect a reverse current in any of the strings, and a controller configured to increase, in response to the detection of a reverse current in at least one of the strings, the duty ratio of the boost converter at least until the reverse current stops.
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