PV ground-fault detection using spread spectrum time domain reflectometry (SSTDR)

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Publication Type pre-print
School or College College of Engineering
Department Electrical & Computer Engineering
Creator Khan, Faisal Habib
Other Author Alam, Mohammed Khorshed; Johnson, Jay; Flicker, Jack
Title PV ground-fault detection using spread spectrum time domain reflectometry (SSTDR)
Date 2013-01-01
Description A PV ground-fault detection technique using spread spectrum time domain reflectometry (SSTDR) method has been introduced in this paper. SSTDR is a reflectometry method that has been commercially used for detecting aircraft wire faults. Unlike other fault detection schemes for a PV system, ground fault detection using SSTDR does not depend on the amplitude of fault-current and highly immune to noise signals. Therefore, SSTDR can be used in the absence of the solar irradiation as well. The proposed PV ground fault detection technique has been tested in a real-world PV system and it has been observed that PV ground fault can be detected confidently by comparing autocorrelation values generated using SSTDR. The difference in the autocorrelation peaks before and after a ground-fault in the PV system are significantly higher than the threshold set for ground-fault detection.
Type Text
Publisher Institute of Electrical and Electronics Engineers (IEEE)
First Page 1015
Last Page 1020
Language eng
Bibliographic Citation Alam, M. K., Khan, F., Johnson, J., & Flicker, J. (2013). PV ground-fault detection using spread spectrum time domain reflectometry (SSTDR). IEEE Energy Conversion Congress and Exposition, ECCE 2013, art. no. 6646814, 1015-20.
Rights Management (c) 2013 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE.
Format Medium application/pdf
Format Extent 1,846,729 bytes
Identifier uspace,18336
ARK ark:/87278/s6ng80jf
Setname ir_uspace
ID 711280
Reference URL https://collections.lib.utah.edu/ark:/87278/s6ng80jf
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