Results 31 to 40 of about 328 (183)
IET Smart Grid, 2018 Electrical and electronic devices, when exposed to one or more power quality problems, are prone to failure. This study aims to enhance the quality of power in three-phase four-wire distribution grid using fuel cell integrated unified power quality ...
Chinnayan Karuppaiyah Sundarabalan +2 more
doaj +1 more source
Research on Control Strategy for Unified Power Quality Conditioner
发电技术, 2018 Unified power quality conditioner (UPQC) has been researched by scholars at home and abroad because it is most attractive measure to improve power quality of power distribution system or microgrid.
Jiuhe WANG
doaj +1 more source
Energy Science &Engineering, Volume 14, Issue 1, Page 583-610, January 2026.Decentralized energy systems are gaining momentum, and microgrids have become a vital component of the modern power landscape. Yet, maintaining power quality within these systems presents ongoing challenges due to the presence of nonlinear loads, variable renewable energy sources, and frequent switching operations.
Mahnoor Zahid +5 more
wiley +1 more source
ANN based control scheme for a three-level converter based unified power quality conditioner
Journal of Electrical Systems and Information Technology, 2018 Unified power quality conditioner (UPQC) has been used convincingly to mitigate most of the electric power quality issues. Conventional control schemes such as Synchronous Reference Fame (SRF) and P-Q theory based control involves abc to/from dq/αb ...
Sudheer Vinnakoti, Venkata Reddy Kota
doaj +1 more source
Analytical Frameworks and Theories of Electric Power in Non‐Linear Circuits
IET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.Based on the challenges of distorted currents and non‐linear components in modern power grids, this article reviews seminal electrical power theories that seek to generalize the traditional definitions of active, reactive, and apparent power. It provides a detailed analysis of their mathematical foundations, practical implementation, and validity.
Rafael Escudero, Luis Ibarra
wiley +1 more source
Battery‐supported unified power quality controller for small hydro‐based isolated power generation
IET Renewable Power Generation, 2021 In this paper, a battery‐supported unified power quality controller (UPQC) for a small hydro‐based isolated power generation is investigated as a voltage and frequency controller.
Sachin Tiwari +3 more
doaj +1 more source
IET Intelligent Transport Systems, Volume 20, Issue 1, January/December 2026.1. Using an operating power factor control method based on the instantaneous power theory to regulate voltage. 2. Designing the three‐phase four‐wire inverter s control strategy to effectively solve the three‐phase unbalanced operation problem. 3. Quantifying the regulation ability of electric vehicles as a reactive power compensation resource in the ...
Yin Yi +5 more
wiley +1 more source
Electrical engineering & ElectromechanicsIntroduction. To enhance the quality of power and ensure a consistent electricity supply, this study proposes the utilization of a unified power quality conditioner (UPQC) system integrated with solar photovoltaic (PV) technology. The innovation involves
M. Manohara +5 more
doaj +1 more source
Energies, 2019 An experimental evaluation of a digital control system based on a dual Digital Signal Processor (DSP) architecture is proposed for a three phase Unified Power Quality Conditioner (UPQC).
Luís Monteiro +5 more
doaj +1 more source
IET Power Electronics, Volume 19, Issue 1, January/December 2026.Distributed generation (DG) aggregation points are typically equipped with reactive compensation devices to maintain voltage stability. However, improper parameter design may cause harmonic oscillations due to interactions between the device and inverter impedance.
Chengjia Bao +4 more
wiley +1 more source