Results 1 to 10 of about 2,961 (267)

A novel axial air‐gap transverse flux switching PM generator: Design, simulation and prototyping

open access: yesIET Electric Power Applications, 2023
Wind energy as the cleanest source of renewable energy requires a highly efficient lightweight generator that provides maximum power density while having the least vibration noise and maintenance.
Aghil Ghaheri   +2 more
doaj   +1 more source

Implementing a simplified power controller with a direct matrix converter for a PMSG‐based WECS

open access: yesIET Power Electronics, 2023
This paper proposes the utilisation of the direct matrix converter (DMC) to regulate the power transfer between a permanent magnet synchronous generator (PMSG) based wind energy conversion system (WECS) and the power grid.
Diego Armando Gutiérrez‐Torres   +2 more
doaj   +1 more source

Comprehensive optimization framework for transmission expansion planning with fractional frequency transmission system

open access: yesIET Generation, Transmission & Distribution, 2023
The Fractional Frequency Transmission System (FFTS) operates with low frequency to decrease the electrical length of AC transmission lines, consequently enhancing transmission capacity.
Zhongqi Cai   +6 more
doaj   +1 more source

A simplified space vector pulse width modulation method for a three‐level four‐leg inverter considering the neutral point potential balance

open access: yesIET Power Electronics, 2023
This paper presents a simple three‐dimensional space vector modulation method in ghγ coordinates for a three‐level four‐leg neutral‐point‐clamped inverter.
Zhi Zhang   +5 more
doaj   +1 more source

A capacitor voltage self‐balancing method of modular multilevel converters based on switching state matrix construction

open access: yesIET Power Electronics, 2023
This study presents a submodule capacitor voltage self‐balancing method for modular multilevel converters (MMCs) based on switching state matrix construction, which has an advantage over eliminating massive sensor demanding and alleviating computational ...
Zhou Yiyuan   +7 more
doaj   +1 more source

PWM ZCS DC Motor Drive and DC Power Supply [PDF]

open access: yes, 2011
Following the extension and increase in capacity of power electronic elements, many convertors with special applications have been designed. Convertors such as rectifiers, AC and DC power supplies, AC and DC drivers and so on. At present, optimization of
Montazeri, Bardia
core   +2 more sources

Coupling analysis on power‐frequency control loops for virtual synchronous generator based on relative gain array and Prony method

open access: yesIET Power Electronics, 2023
With the improvement of the penetration of power electronic equipment, a challenging scenario is arising in power‐frequency control system design of virtual synchronous generator (VSG).
Jiaoxin Jia, Xiangwu Yan, Benshuang Qin
doaj   +1 more source

Topology review of doubly grounded transformer‐less single‐phase inverters

open access: yesIET Power Electronics, 2023
Photovoltaic (PV) transformer‐less single‐phase inverters are widely used in the solar generation systems because of low cost, high power density, and high efficiency.
Zhilei Yao
doaj   +1 more source

Maximum current injection method for grid‐forming inverters in an islanded microgrid subject to short circuits

open access: yesIET Power Electronics, 2023
In islanded microgrids, when a short circuit or a sudden overload occurs, it provokes an abrupt increment in the currents supplied by the generation nodes, which feed the load collaboratively.
Jaume Miret   +4 more
doaj   +1 more source

Hybrid remote quantum dot/powder phosphor designs for display backlights [PDF]

open access: yes, 2017
Quantum dots are ideally suited for color conversion in light emitting diodes owing to their spectral tunability, high conversion efficiency and narrow emission bands.
Abé, Sofie   +4 more
core   +1 more source

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