Results 31 to 40 of about 224 (151)
Hybrid fuzzy back-propagation control scheme for multilevel unified power quality conditioner
Ain Shams Engineering Journal, 2018 To increase the lifetime and performance of equipment in utility distribution systems, the enhancement of power quality is essential. In this paper, to enhance the power quality, we present the design of a hybrid fuzzy back-propagation control scheme for
V. Veera Nagireddy +2 more
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International Journal of Computer Applications, 2016 recent years, there is tremendous growth in the use of power electronic devices in every sphere but in nonlinear loads, it has problem of drawing the two important limitations; draws the non-sinusoidal current and reactive power from source which in turn effects the power quality.
Abdul Hamid, Anita Khosla, Saima Ashraf
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Energies, 2022 The Unified Power Quality Conditioner (UPQC) is one of the Custom Power devices (CP), and it mitigates both load current and supply voltage problems (voltage swells, sags, harmonics, etc.) simultaneously.
Dheyaa Ied Mahdi, Goksu Gorel
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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
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Shanghai Jiaotong Daxue xuebaoTo address the power quality problems caused by power electronic loads, a two-leg topology-based transformerless unified power quality conditioner (TLTT-UPQC) is proposed, which can overcome the volume, weight, and magnetic saturation of power frequency ...
FU Zhe, ZHANG Qi, LIU Yang, WAN Bohao, WANG Ting, SUN Yanfei
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Energies, 2019 In order to improve the functionality and efficiency of a unified power quality conditioner (UPQC), a DC-link bus integrated photovoltaic charging module is proposed in a UPQC. It can generate power for essential loads apart from providing energy to a DC-
Fuyin Ni, Zhengming Li, Qi Wang
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Design of Unified Power Quality Conditioner (UPQC)Connected To Three Phase Four Wire System [PDF]
International Journal of Computer and Electrical Engineering, 2012 In this paper presents a Design of a Unified Power Quality conditioner (UPQC) connected to three phase four wire system (3P4W). The neutral of series transformer used in the fourth wire for the 3P4W system. The neutral current that may flow toward transformer neutral point is compensated by using a four-leg voltage source inverter topology for shunt ...
Paduchuri Chandra Babu +1 more
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Resolvement Of Power Quality Problems By Unified Power Quality Conditioner (Upqc)
, 2016 In this project presents a Design of a Unified Power Quality conditioner (UPQC) connected to three phase four wire system (3P4W). The neutral of series transformer used in the fourth wire for the 3P4W system. The neutral current that may flow toward transformer neutral point is compensated by using a four-leg voltage source inverter topology for shunt ...
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Power quality solutions for rail transport using AI-based unified power quality conditioners
Discover Applied SciencesThis paper proposes an artificial intelligence-based Unified Power Quality Conditioner (AI-UPQC) and a unique Dynamic K-factor PI (DKPI) algorithm for PI-UPQC to address power quality issues in electrified railway systems.
D. K. Nishad +3 more
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IEEE Access, 2020 This study examines the use of Unified Power Quality Conditioner (UPQC) to mitigate the power quality problems existed in the grid and the harmonics penetrated by the non-linear loads.
Muhammad Alif Mansor +4 more
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