A Multi-objective Approach for Optimized Monitoring of Voltage Sags in Distribution Systems
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Control, Automation and Electrical Systems"
DOI: 10.1007/s40313-018-0371-1
Abstract: Voltage sags are among the most relevant power quality disturbances. Furthermore, they also have high occurrence rates. Their stochastic nature makes monitoring difficult and causes significant losses to power utilities and customers. This paper presents… read more here.
Keywords: voltage sags; power quality; power; distribution systems ... See more keywords
An Algorithm for Optimal Placement of Voltage Sag Monitors
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Control, Automation and Electrical Systems"
DOI: 10.1007/s40313-019-00443-4
Abstract: Voltage sags are disturbances that deserve special attention in power quality (PQ) area, given its frequent occurrences. Their constant monitoring is, therefore, essential to diagnose its causes and mitigate economic losses of electric utility customers.… read more here.
Keywords: system; algorithm optimal; voltage; optimal placement ... See more keywords
Analysis of the origin of measured voltage sags in interconnected networks
Sign Up to like & getrecommendations! Published in 2018 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2017.09.008
Abstract: Abstract This paper deals with the assessment of the origin of voltage sags due to faults in real, interconnected networks. The first step in regulating such faults is to determine the origins of measured voltage… read more here.
Keywords: voltage; voltage sags; origin; interconnected networks ... See more keywords
New Methodology to Calculate DC Voltage Signature in N-Phases TRUs Under Supply Voltage Sags
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3150323
Abstract: A new methodology based on the shadow projection has been developed to study any multipulse rectifier’s dynamic behavior under balanced and unbalanced conditions. The proposed methodology calculates the DC average voltage and instantaneous values under… read more here.
Keywords: new methodology; methodology; supply voltage; voltage sags ... See more keywords
Sensitivity of Voltage Sags Estimation to Uncertainties
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DOI: 10.1109/access.2023.3247188
Abstract: Voltage sags are power quality disturbances mainly caused by faults with a highly random nature. For this reason, the severity and frequency of occurrence of voltage sags is typically analyzed by means of probabilistic methods,… read more here.
Keywords: voltage; sensitivity voltage; estimation uncertainties; sags estimation ... See more keywords
Delay-Based Phase-Locked Loop Parameters Design Based on Stability Region of Grid-Connected Single-Phase Inverter Under Grid Voltage Sags
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3125659
Abstract: For the grid-connected inverter, grid voltage sag can be a typical phenomenon. From the prospective of safe and robust operation, the inverter should be stable when the grid voltage sag (or large disturbance) occurs. Although… read more here.
Keywords: phase; grid voltage; inverter; stability ... See more keywords
Integration of Distributed Energy Resources to Unbalanced Grids Under Voltage Sags With Grid Code Compliance
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Smart Grid"
DOI: 10.1109/tsg.2021.3107984
Abstract: The aim of this paper is to analyze the situations in which distributed power generation systems (DPGSs) based on renewable energy sources (RESs) can be controlled when operating under voltage sags. Analytical models for both… read more here.
Keywords: grid code; voltage; energy; dfig based ... See more keywords