Skip to Content
Find More Like This
Return to Search

Detection of arcing location on photovoltaic systems using filters

United States Patent

February 20, 2018
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
The present invention relates to photovoltaic systems capable of identifying the location of an arc-fault. In particular, such systems include a unique filter connected to each photovoltaic (PV) string, thereby providing a unique filtered noise profile associated with a particular PV string. Also described herein are methods for identifying and isolating such arc-faults.
Johnson; Jay (Albuquerque, NM)
National Technology & Engineering Solutions of Sandia, LLC (Albuquerque, NM)
14/ 643,032
March 10, 2015
STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under contract no. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights in the invention.