Results 21 to 30 of about 336 (183)
Three-Phase UPQC Topology Based on Quadruple-Active-Bridge
IEEE Access, 2021 In this study, a three-phase unified power quality conditioner (UPQC) topology based on a quadruple-active-bridge (QAB) is presented as an attractive solution to power quality issues.
Jian Han +3 more
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, 2016 Nowadays, widespread use of power electronics based load in house-hold and industry have increased the importance and application of power Quality studies. Power electronic devices having property of non-linearity draw harmonic and reactive power from the source.
Dr. PRASAD M. JOSHI, Mukul Kumar
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Complexity, 2022 This work presents a distributed generation system (DG) that combines system of a wind turbine (WT) and photovoltaic (PV) using a unified power quality conditioner (UPQC).
Tongfei Lei +5 more
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Energies, 2018 The modular multilevel converter (MMC), as a new type of voltage source converter, is increasingly used because it is a distributed storage system.
Yongchun Yang +5 more
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Impedance Matching-Based Power Flow Analysis for UPQC in Three-Phase Four-Wire Systems
Energies, 2021 Different from the extant power flow analysis methods, this paper discusses the power flows for the unified power quality conditioner (UPQC) in three-phase four-wire systems from the point of view of impedance matching.
Xiaojun Zhao +5 more
doaj +1 more source
Role of UPQC in Distributed Generation Power System: A Review [PDF]
International Journal of Trend in Scientific Research and Development, 2018 The ever increasing share of renewable energy sources RERs in the today's scenario, the power grids are suffering from poor power quality due to the intermittent nature of wind and solar based power generating units. The led to extensive research in the field of power quality especially in voltage and frequency regulations Distributed generation ...
Sajid Bashir, Gagan Deep Yadav
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A novel ANFIS-controlled customized UPQC device for power quality enhancement
Journal of Electrical Systems and Information Technology, 2023 Power quality is crucial for the reliable and efficient operation of domestic and industrial loads. Nonlinear power electronic converter loads have increased in usage, which has led to a decline in both voltage and current quality.
S. Srimatha +2 more
doaj +1 more source
Small Signal Modeling and Performance Analysis of Conventional- and Dual-UPQC
IEEE AccessBoth the conventional and dual compensation strategies are widely adopted in a unified power quality conditioner (UPQC). However, the differences between them are lack of in-depth analysis.
Shuqi Shi, Dashuang Liu, Jian Han
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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
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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