A comprehensive review on protection challenges and fault diagnosis in PV systems

DS Pillai, N Rajasekar - Renewable and Sustainable Energy Reviews, 2018 - Elsevier
With the exponential growth in global photovoltaic (PV) power capacity, protection of PV
systems has gained prodigious importance in last few decades. Even with the use of …

High impedance fault detection: A review

A Ghaderi, HL Ginn III, HA Mohammadpour - Electric power systems …, 2017 - Elsevier
Protection from the high impedance fault (HIF) has been one of the biggest challenges in the
power distribution network. HIF typically occurs when the conductors in distribution network …

Line-to-line fault detection for photovoltaic arrays based on multiresolution signal decomposition and two-stage support vector machine

Z Yi, AH Etemadi - IEEE Transactions on Industrial Electronics, 2017 - ieeexplore.ieee.org
Fault detection in photovoltaic (PV) arrays becomes difficult as the number of PV panels
increases. Particularly, under low irradiance conditions with an active maximum power point …

Detection of high impedance fault in power distribution systems using mathematical morphology

S Gautam, SM Brahma - IEEE Transactions on Power Systems, 2012 - ieeexplore.ieee.org
A high impedance fault (HIF) is characterized by a small, nonlinear, random, unstable, and
widely varying fault current in a power distribution system. HIFs draw very low fault currents …

Fault detection for photovoltaic systems based on multi-resolution signal decomposition and fuzzy inference systems

Z Yi, AH Etemadi - IEEE transactions on smart grid, 2016 - ieeexplore.ieee.org
This paper presents a detection scheme for DC side short-circuit faults of photovoltaic (PV)
arrays that consist of multiple PV panels connected in a series/parallel configuration. Such …

High-impedance fault identification on distribution networks

WC Santos, FV Lopes, NSD Brito… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper presents a transient-based algorithm for high-impedance fault identification on
distribution networks. It uses the discrete wavelet transform to monitor high-and low …

Enhance High Impedance Fault Detection and Location Accuracy via -PMUs

Q Cui, Y Weng - IEEE Transactions on Smart Grid, 2019 - ieeexplore.ieee.org
The high impedance fault (HIF) has random, irregular, and unsymmetrical characteristics,
making such a fault difficult to detect in distribution grids via conventional relay …

Real-time detection of transients induced by high-impedance faults based on the boundary wavelet transform

FB Costa, BA Souza, NSD Brito, J Silva… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The development of modern protection functions is a challenge in the emerging environment
of smart grids because the current protection system technology still has several limitations …

High impedance fault detection in power distribution systems using wavelet transform and evolving neural network

S Silva, P Costa, M Gouvea, A Lacerda, F Alves… - Electric power systems …, 2018 - Elsevier
This paper concerns how to apply an incremental learning algorithm based on data streams
to detect high impedance faults in power distribution systems. A feature extraction method …

High impedance fault detection methodology using wavelet transform and artificial neural networks

I Baqui, I Zamora, J Mazón, G Buigues - Electric Power Systems Research, 2011 - Elsevier
This paper presents a new technique based on the combination of wavelet transform (WT)
and artificial neural networks (ANNs) for addressing the problem of high impedance faults …