Results 1 to 10 of about 434,700 (188)

Investigation of the High-Voltage Converter for Powering Electrostatic Precipitators [PDF]

E3S Web of Conferences, 2023
The article is devoted to the study of the power supply for air purification systems using electrostatic precipitators (ESP). The features of operation of the in-put thyristor regulator for changing the output parameters of the power source are ...
Roginskaya Lyubov, Yalalova Zulfiya, Gorbunov Anton, Karimov Ruslan, Tereshkin Vladimir, Senyushkin Nikolai   +5 more
doaj   +1 more source

Three-Phase Transformer Optimization Based on the Multi-Objective Particle Swarm Optimization and Non-Dominated Sorting Genetic Algorithm-3 Hybrid Algorithm

Energies, 2023
The performance of transformers directly determines the reliability, stability, and economy of the power system. The methodologies of minimizing the transformer manufacturing cost under the premise of ensuring performance is of great significance.
Baidi Shi, Liangxian Zhang, Yongfeng Jiang, Zixing Li, Wei Xiao, Jingyu Shang, Xinfu Chen, Meng Li   +7 more
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High-Frequency Current Ripple Sample Anti-Aliasing Strategy of Digitally Controlled Converter Based on Notch Filter

IEEE Access, 2023
The digital controller of the grid-connected converter achieves closed-loop control by sampling key voltage and current signals. High-frequency switching of power electronic switches introduces high-frequency ripples into the signals, which may cause ...
Ma Chunyan, Duan Qing, Sheng Wanxing, Li Yuguo, Wang Haoqing   +4 more
doaj   +1 more source

Three-Phase Four-Wire OPF-Based Collaborative Control of PV Inverter and ESS for Low-Voltage Distribution Networks With High Proportion PVs

Frontiers in Energy Research, 2021
The use of photovoltaic reactive power and energy storage active power can solve the problems of voltage violation, network loss, and three-phase unbalance caused by photovoltaic connection to low-voltage distribution networks.
Jinwei Fu, Tianrui Li, Shilei Guan, Yan Wu, Kexin Tang, Yan Ding, Zhi Song   +6 more
doaj   +1 more source

Evaluation Index and Evaluation Method of Three-Phase Imbalance Treatment Effect Based on Commutation

IEEE Access, 2022
With the construction and development of the distribution Internet of things in China, the three-phase imbalance treatment in the distribution area has gradually attracted attention as an optional function, and a large number of intelligent terminal ...
Jie Chen, Feiyan Zhou, Lingyun Gu, Hui Yin, Li Zhang, Chaofei Gao   +5 more
doaj   +1 more source

Loop-to-Loop Magnetic Coupling Through a Circular Aperture in a Planar PEC Screen of Finite Thickness

IEEE Access, 2022
An analytical formulation for magnetic field penetration through a circular aperture in a thin perfect electric conductor (PEC) screen with finite-thickness is developed.
Feiyan Zhou, Yan Wu, Zhixin Zhang, Lingyun Gu, Xuefeng Bai, Yan Wu, Chongqing Jiao   +6 more
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Combined Duval Pentagons: A Simplified Approach

Energies, 2020
The paper describes a newly proposed combination of the two existing Duval Pentagons method utilized for the identification of mineral oil-insulated transformers. The aim of the combination is to facilitate automatic fault identification through computer
Luiz Cheim, Michel Duval, Saad Haider
doaj   +1 more source

A Multiport Electric Energy Routing Scheme Applied to Battery Energy Storage System

Journal of Engineering, 2021
In this paper, the research status of topology and control strategy of energy storage grid-connected system is analyzed, and aiming at the working characteristics of the repurposed battery, a cascade power electronic transformer (CPET) with independent ...
Guanglin Sha, Qing Duan, Wanxing Sheng, Aiqiang Pan, Zhe Liu, Chunyan Ma, Caihong Zhao, Jiaxun Teng, Lumin Fu, Yi Zheng   +9 more
doaj   +1 more source

Study on Oil Flow Surging and Protection Optimization for on Load Tap Changer of Converter Transformer

Frontiers in Energy Research, 2022
The on-load tap changer (OLTC) is one of the key components of converter transformer. The energy generated during tap switching process of the OLTC will cause thermal expansion and surging of the insulating oil in the chamber, resulting in the mis ...
Haibin Zhou, Zhicheng Xie, Xing Chen, Qinggang Guan, Jun Deng, Guanwei Liu, Xiaojiang Yan   +6 more
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Research on new energy vehicle charging prediction based on Monte Carlo algorithm and its impact on distribution network

Frontiers in Energy Research, 2023
With the vigorous promotion of new energy policies, the large-scale charging of new energy vehicles has put forward higher requirements for the safety and stability of the distribution network.
Zheng Li, Chuan Li, Baoqiang Zhang, Qing Duan, Lu Liu, Guoqiang Zu, Qian Li   +6 more
doaj   +1 more source