Results 51 to 60 of about 336 (183)
IET Power Electronics, Volume 18, Issue 1, January/December 2025.This paper introduces DVShave, a novel system that integrates an artificial neural network‐based dynamic voltage restorer with peak‐shaving functionality to significantly enhance the resilience and energy efficiency of fast electric vehicle charging stations against various grid disturbances and demand peaks.
Samuel Ngotho, Malabika Basu
wiley +1 more source
International Transactions on Electrical Energy Systems, Volume 2025, Issue 1, 2025.Power quality disturbances (PQDs), including voltage sags, swells, harmonics, transients, flickers, and interruptions, affect the reliability and efficiency of modern power distribution systems. This study introduces a novel heuristic model that integrates a long short‐term memory (LSTM) deep neural network with the sea lion optimization (SLO ...
Anupama S. Kumar +2 more
wiley +1 more source
An UPQC Based on Thyristor and Ultra Capacitor
Kongzhi Yu Xinxi Jishu, 2015 The traditional UPQC(unified power quality conditioner) cannot realize voltage compensation when the system’s power voltage deeply drops or interrupts in a short time. A new type of UPQC was proposed, which was added bidirectional thyristor, ultra energy
REN Lei +3 more
doaj
Intelligent Islanded Microgrid Compensation using Unified Power Quality Conditioner
Engineered ScienceMicrogrids often experience many power quality issues due to the intermittency of renewable energy resources integrated into the grid. Of these power quality issues, voltage sag and swell occur frequently. Voltage sag and swell affect the performance and
M. R. Rashmi, Lee Hoong Pin, A. Suresh
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Energies, 2020 This paper proposes a new control method for a Unified Power Quality Conditioner (UPQC). This method is based on the load equivalent conductance approach, originally proposed by Fryze.
Andrzej Szromba
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Journal of Electrical and Computer Engineering, Volume 2025, Issue 1, 2025.The development of microgrids has emerged as a strategic solution to address the challenges inherent in radial distribution networks (RDNs). By integrating a microgrid system on the low‐voltage side of the distribution feeders, it enhances the flexibility, reliability, and efficiency of power delivery to customers.
Demsew Mitiku Teferra +3 more
wiley +1 more source
Predictive direct control strategy of unified power quality conditioner based on power angle control
International Journal of Electrical Power & Energy SystemsThe unified power quality conditioner (UPQC), based on power angle control (PAC), addresses the power distribution issue and enhances equipment utilization between two active power filters (APF) of UPQC by employing conventional linear control algorithms
Guifeng Wang, Zewen Wu, Zhan Liu
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Chinese Journal of Electrical Engineering, 2020 A frequency lock loop (FLL) based steady state linear Kalman filter (SSLKF) for unified power quality conditioner (UPQC) control in three-phase systems is introduced.
Sayed Javed Alam, Sabha Raj Arya
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Complexity, 2022 Using devices such as unified power quality conditioners (UPQCs) in distribution networks seems essential for higher electricity quality. Moreover, distribution network reconfiguration is a suitable model for improving network characteristics, including ...
Zhigao Huang +2 more
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Journal of Electrical and Computer Engineering, Volume 2025, Issue 1, 2025.The escalating demand for electricity underscores the critical need for stability in power systems. Distribution networks face formidable power quality challenges due to unregulated utilization of diverse loads, leading to voltage fluctuations, harmonics, and phase unbalance.
Vinamra Kumar Govil +8 more
wiley +1 more source