Results 1 to 10 of about 511 (254)

Sliding mode-based direct power control of unified power quality conditioner [PDF]

Heliyon
The Unified Power Quality Conditioner (UPQC) is a promising solution for mitigating multiple Power Quality(PQ) issues in distribution systems, including harmonics, poor power factor, voltage sag/swell and voltage imbalance.
Tapankumar Trivedi, Rajendrasinh Jadeja, Praghnesh Bhatt, Chao Long, P. Sanjeevikumar, Amit Ved   +5 more
doaj   +4 more sources

Comprehensive control for unified power quality conditioners [PDF]

Journal of Modern Power Systems and Clean Energy, 2017
This paper presents a comprehensive control strategy for unified power quality conditioners (UPQCs) to compensate for both voltage and current quality problems.
Miguel OCHOA-GIMÉNEZ, Aurelio GARCÍA-CERRADA, Juan Luis ZAMORA-MACHO   +2 more
doaj   +4 more sources

Power Quality Improvement by Unified Power Quality Conditioner Based on CSC Topology Using Synchronous Reference Frame Theory [PDF]

The Scientific World Journal, 2014
This paper deals with the performance of unified power quality conditioner (UPQC) based on current source converter (CSC) topology. UPQC is used to mitigate the power quality problems like harmonics and sag.
Rajasekaran Dharmalingam, Subhransu Sekhar Dash, Karthikrajan Senthilnathan, Arun Bhaskar Mayilvaganan, Subramani Chinnamuthu   +4 more
doaj   +2 more sources

An effective compensation control strategy for power quality enhancement of unified power quality conditioner

Energy Reports, 2020
The unified power quality conditioner (UPQC) has become one of the most proficient solutions for compensating the effects of voltage fluctuations, harmonics, sudden load changes and enhancing the power quality of distribution networks.
Tao Jin, Yueling Chen, Jintao Guo, Mengqi Wang, Mohamed A. Mohamed   +4 more
doaj   +3 more sources

Design and Control of Three-Phase Power System with Wind Power Using Unified Power Quality Conditioner

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
doaj   +3 more sources

Neural Network Controlled Solar PV Battery Powered Unified Power Quality Conditioner for Grid Connected Operation

Energies, 2022
The Unified Power Quality Conditioner (UPQC) is a technology that has successfully addressed power quality issues. In this paper, a photovoltaic system with battery storage powered Unified Power Quality Conditioner is presented. Total harmonic distortion
Okech Emmanuel Okwako, Zhang-Hui Lin, Mali Xin, Kamaraj Premkumar, Alukaka James Rodgers   +4 more
doaj   +3 more sources

Solar PV Sustained Quasi Z-Source Network-Based Unified Power Quality Conditioner for Enhancement of Power Quality

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
doaj   +3 more sources

Voltage quality enhancement of distribution network based on unified power quality conditioner with BESS

Frontiers in Energy Research
This article proposes a voltage compensation control strategy for the distribution network based on the unified power quality conditioner (UPQC) with battery energy storage systems (BESS) to achieve comprehensive management of the power quality and ...
Yan Mei, Jiangbo Xu, Chen Peng, Weikang Kong, Gang Peng, Guangyu Song   +5 more
doaj   +3 more sources

A Modified Variable Power Angle Control for Unified Power Quality Conditioner in a Distorted Utility Source

Energies
The distorted supply voltage degrades the control performance of a unified power quality conditioner (UPQC). This problem causes incorrect calculations in the harmonic identification and reference signal generation processes.
Krittapas Chaiyaphun, Phonsit Santiprapan, Kongpol Areerak   +2 more
doaj   +3 more sources

Effect of Unified Power Quality Conditioner on Voltage and Current Waveforms

Walailak Journal of Science and Technology, 2021
Power quality improvement faces different and significant problems due to voltage instability and the wide use of electronic power devices. To overcome these different power quality problems, an active power filter is used.
Muhammad Ossama MAHMOUD, Wael MAMDOUH, Hamdy KHALIL   +2 more
doaj   +3 more sources