Cause, classification of voltage sag, and voltage sag emulators and applications: A comprehensive overview

Y Han, Y Feng, P Yang, L Xu, Y Xu, F Blaabjerg - IEEE Access, 2019 - ieeexplore.ieee.org
The large-scale application of wind power and photovoltaic power solves the energy crisis
and alleviates the environmental problems caused by the use of conventional energy …

A systematic review of real-time detection and classification of power quality disturbances

JE Caicedo, D Agudelo-Martínez… - … and Control of …, 2023 - ieeexplore.ieee.org
This paper offers a systematic literature review of real-time detection and classification of
Power Quality Disturbances (PQDs). A particular focus is given to voltage sags and notches …

Power quality control based on voltage sag/swell, unbalancing, frequency, THD and power factor using artificial neural network in PV integrated AC microgrid

J Kaushal, P Basak - Sustainable Energy, Grids and Networks, 2020 - Elsevier
In the present scenario of microgrid system, conversion of electrical energy has initiated a
challenge to maintain the power quality within a satisfactory range. It can be influenced by …

PLL-based seamless transfer control between grid-connected and islanding modes in grid-connected inverters

TV Tran, TW Chun, HH Lee, HG Kim… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
This paper proposes a phase-locked loop (PLL)-based seamless transfer control method
between grid-connected and islanding modes in a three-phase grid-connected inverter. The …

Perception of power quality disturbances using Fourier, Short-Time Fourier, continuous and discrete wavelet transforms

MS Priyadarshini, M Bajaj, L Prokop, M Berhanu - Scientific Reports, 2024 - nature.com
Electric power utilities must ensure a consistent and undisturbed supply of power, with the
voltage levels adhering to specified ranges. Any deviation from these supply specifications …

Integrated control algorithm for fast and accurate detection of the voltage sag with low voltage ride-through (LVRT) enhancement for doubly-fed induction generator …

A Chakraborty, T Maity - Control Engineering Practice, 2023 - Elsevier
Low voltage ride-through (LVRT) is one of the essential aspects of grid codes for integrating
doubly-fed induction generators (DFIG) to achieve reliable and uninterrupted electrical …

Assessment of voltage sag indices based on scaling and wavelet coefficient energy analysis

FB Costa, J Driesen - IEEE Transactions on Power Delivery, 2012 - ieeexplore.ieee.org
The two main voltage sag indices are magnitude and duration, defined in terms of the well-
known rms voltages. The spectral energy of the voltages provides the same voltage sag …

Low‐voltage ride‐through of a droop‐based three‐phase four‐wire grid‐connected microgrid

I Sadeghkhani, ME Hamedani Golshan… - IET Generation …, 2018 - Wiley Online Library
The ability of riding through the grid disturbances can increase the integration of microgrids
into the distribution system. Consequently, a grid‐connected microgrid should provide …

Fast and precise voltage sag detection method for dynamic voltage restorer (DVR) application

AK Sadigh, KM Smedley - Electric Power Systems Research, 2016 - Elsevier
Voltage sag detection method has a significant impact on the performance of dynamic
voltage restorer (DVR). This paper proposes a fundamental voltage amplitude detection …

Enhancing power transfer capability through flexible AC transmission system devices: a review

FM Albatsh, S Mekhilef, S Ahmad, H Mokhlis… - Frontiers of Information …, 2015 - Springer
Global demand for power has significantly increased, but power generation and
transmission capacities have not increased proportionally with this demand. As a result …