Results 11 to 20 of about 256 (163)
Application of a three‐phase unified power quality conditioner in a microgrid
IET Smart GridIn power distribution systems, common issues such as voltage fluctuations, voltage instability, current harmonics, and power imbalances often arise, negatively impacting the stability and power quality (PQ) of the power system.
Tsung‐Hsun Wu +2 more
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A non-linear controller design for UPQC in distribution systems
Alexandria Engineering Journal, 2018 In this article, a new approach based on non-linear control scheme was proposed for unified power quality conditioner (UPQC). The combination of sliding mode control and instantaneous active and reactive power theories was used to design this controller.
Mojtaba Yavari +2 more
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Unified Power Quality Conditioners Based Different Structural Arrangements: A Comprehensive Review
IEEE Access, 2023 Mitigating power quality issues in distribution systems is of utmost importance to both electricity consumers and suppliers as it improves the distribution system’s efficiency, reduces electricity costs, maintains continuous supply, and diminishes
Anisha Heenkenda +5 more
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Algerian Journal of Signals and Systems, 2023 This paper proposes a simple control scheme for UPQC (Unified Power Quality Conditioner) system based on five-level NPC (Neutral Point Clamped) inverter capable to compensate all disturbances under all voltage conditions.
Salim CHENNAI
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Hybrid Wind-Solar System with UPQC [PDF]
E3S Web of ConferencesThe hybrid wind-solar system is a combination of renewable energy sources, specifically wind and solar, that is utilized for power generation. While wind power has historically been used for various purposes such as sails, windmills, and wind pumps, it ...
Saxena Abhishek +6 more
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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
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Journal of Modern Power Systems and Clean Energy, 2016 Unified power quality conditioner (UPQC) holds the capability of solving power quality problems, especially shows good performance in the voltage sag compensation.
Yunfei Xu +3 more
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Steady State Power Flow Analysis of Unified Power Quality Conditioner (UPQC) [PDF]
2005 International Conference on Industrial Electronics and Control Applications, 2006 This paper deals with the steady state analysis of unified power quality conditioner (UPQC). The UPQC, a combination of shunt and series active power filter (APF), is one of the best solutions towards the mitigation of voltage sags and swells problems on distribution network. The analysis is based on active and reactive power flow through the shunt and
Khadkikar, Vinod +3 more
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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
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Energies, 2020 In this article, a Quasi Z-source inverter (QZSI)-based unified power quality conditioner (UPQC) backed by the solar photovoltaic (SPV) is presented in order to enhance power quality. The UPQC consists of converters connected in parallel and series.
K. Muthuvel, M. Vijayakumar
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