Results 21 to 30 of about 9,847 (127)

Research on QPR and sliding-mode control strategy for three-phase Vienna rectifier

open access: yesDianzi Jishu Yingyong, 2019
Aiming to slove the PI controller′s problem that it is difficult to achieve the fast and accuracy performances of Vienna rectifier, this paper proposed a novel composited nonlinear control strategy with sliding mode controller(SMC) and Quasi proportional
Ma Hui   +3 more
doaj   +1 more source

Virtual synchronous motor based-control of Vienna rectifier

open access: yesEnergy Reports, 2020
Vienna rectifiers are widely used because of their advantages of high power-factor, low voltage stress on the power semiconductor switches, high power density, stable output voltage, low current harmonic content, and good economics. And gradually applied
Xiangwu Yan   +5 more
doaj   +1 more source

Ternary Ni‐based Prussian blue analogue with superior sodium storage performance induced by synergistic effect of Co and Fe

open access: yesCarbon Energy, 2021
Prussian blue analogue Na2Ni[Fe(CN)6] (Ni–PB) has been widely studied as a cathode material for sodium‐ion battery due to its excellent cycling performance.
Lu‐Lu Zhang   +7 more
doaj   +1 more source

An Interleaved Zero-Voltage Zero-Current Switching High Step-Up DC-DC Converter

open access: yesIEEE Access, 2021
An interleaved zero-voltage zero-current switching (ZVZCS) high step-up DC-DC converter is proposed for modern photovoltaic power generation systems. The proposed converter can achieve high voltage conversion gain without operating under extreme duty ...
Binxin Zhu   +3 more
doaj   +1 more source

RETRACTED: Control of Bidirectional DC-DC Converter for Micro-Energy Grid’s DC Feeders' Power Flow Application

open access: yesInternational Journal of Renewable Energy Development, 2022
Referred to by: Retraction notice to ‘Control of Bidirectional DC-DC Converter for Micro-Energy Grid’s DC Feeders' Power Flow Application' IJRED 11(2), 533-546 International Journal of Renewable Energy Development, 12(6).
Muhammad Hammad Saeed   +2 more
doaj   +1 more source

An Overview of Hydroelectric Power Plant: Operation, Modeling, and Control [PDF]

open access: yesJournal of Renewable Energy and Environment, 2020
Renewable energy provides twenty percent of electricity generation worldwide. Hydroelectric power is the cheapest way to generate electricity today. It is a renewable source of energy and provides almost one-fifth of electricity in the world.
Ghazanfar Shahgholian
doaj   +1 more source

Energy Management Optimization of Microgrid Cluster Based on Multi-Agent-System and Hierarchical Stackelberg Game Theory

open access: yesIEEE Access, 2020
To realize the win-win benefits and resource coordination of the multilevel operating entities of a “microgrid cluster (MGC), microgrid (MG) and user” and improve the self-consumption of new energy in the MGC, this paper proposes an energy ...
Xin Dong, Xianshan Li, Shan Cheng
doaj   +1 more source

Towards the net zero carbon future: A review of blockchain‐enabled peer‐to‐peer carbon trading

open access: yesEnergy Science & Engineering
The increasing trend of energy generation and management systems towards decentralized structures such as using renewable energy resources makes it necessary to use digital and smart platforms for exchanging information and even conducting financial ...
Mohammad Parhamfar   +2 more
doaj   +1 more source

Application of molecular simulation in transformer oil–paper insulation

open access: yesThe Journal of Engineering, 2019
Molecular simulation technology is a new technology emerging with the rapid development of computer technology. It has the advantages of clear microscopic models, in-depth and precise calculation etc., it has been widely used in the oil–paper insulation ...
Xia Xiao   +4 more
doaj   +1 more source

Small-signal modeling and analysis of a three-phase virtual synchronous generator under off-grid condition

open access: yesEnergy Reports, 2022
The current small-signal models of inverters that mimic synchronous generators usually use the steady-state equation of feeder line and load, and ignore the dynamic characteristics of voltage and current controller of inner loop.
Bo Zhang, Jing Zhang
doaj   +1 more source

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