Results 1 to 10 of about 51,243 (269)

High-Frequency Current Ripple Sample Anti-Aliasing Strategy of Digitally Controlled Converter Based on Notch Filter

open access: yesIEEE 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   +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

open access: yesFrontiers 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   +6 more
doaj   +1 more source

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

open access: yesIEEE 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   +5 more
doaj   +1 more source

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

open access: yesIEEE 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   +6 more
doaj   +1 more source

Research on new energy vehicle charging prediction based on Monte Carlo algorithm and its impact on distribution network

open access: yesFrontiers 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   +6 more
doaj   +1 more source

Prototype of Distribution Transformer Load Reliability System Based Using Visual Basic Interface [PDF]

open access: yes, 2022
Developing the operation and maintenance of distribution transformers is one of the services in keeping and maintaining the process of electricity distribution to customers run well.
Herlambang, Teguh   +2 more
core   +1 more source

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

open access: yesJournal 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   +9 more
doaj   +1 more source

An Eco-Friendly Gas Insulated Transformer Design

open access: yesEnergies, 2021
Electricity companies around the world are constantly seeking ways to provide electricity more safely and efficiently while reducing the negative impact on the environment.
Ezgi Guney, Okan Ozgonenel
doaj   +1 more source

A novel energy router based on multi‐winding line frequency transformer

open access: yesIET Generation, Transmission & Distribution, 2023
Energy routers based on the electronic power transformer are suitable for the AC–DC hybrid grid with multiple voltage levels, but their structures are complex.
Zhitao Guan   +4 more
doaj   +1 more source

Theoretical Temperature Distribution Investigation in Electrical Transformer by Using Nano-Technology [PDF]

open access: yesEngineering and Technology Journal, 2016
A proposed thermal model is examined for a distribution transformer. A 2d simulation by a transient analysis in light of the Finite Element Method (FEM) was done to obtain the temperature distribution in the three phase transformer (250 KVA 11/.416 KV ...
Ibtisam A. Ha san   +2 more
doaj   +1 more source

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