Results 21 to 30 of about 2,798 (269)

Hybrid AC/DC Microgrid Planning with Optimal Placement of DC Feeders

open access: yesEnergies, 2019
With the significant increase in DC loads (such as data and telecommunication centers) at the power distribution level, an additional set of power electronic converters are required to connect these DC loads to the AC-dominant power network.
Xiong Wu, Zhao Wang, Tao Ding, Zhiyi Li
doaj   +1 more source

Compensation Alternatives for Power Sharing Mismatch in Multiport DC–DC–AC Converters

open access: yesIEEE Transactions on Industry Applications, 2021
This work was supported in part by the Spanish Ministry of Education and Vocational Training under the Predoctoral Grants Program FPU for the Formation in University Teaching under Grants FPU16/06829 and FPU16/05313, in part by the Government of the Principality of Asturias Under “Severo Ochoa” Program of Predoctoral Grants for Training in Research and
Geber Villa   +4 more
openaire   +2 more sources

Special Issue “Advances in Control of Power Electronic Converters”

open access: yesApplied Sciences, 2021
The use of power converters has grown in the last years with the advances in photovoltaic and wind based power generation systems, and the progress in modern concepts such as microgrids and electric mobility.
Oswaldo Lopez-Santos, Germain Garcia
doaj   +1 more source

Active Power Criterion Based High-Adaptive Differential Protection for Power Electronic Equipment

open access: yesEnergies
In flexible AC/DC microgrids, a variety of non-traditional power equipment are in operation, such as AC/DC interlinking converters. Moreover, due to the influence of interlinking converters, short-circuit fault characteristics in microgrids are much ...
Yigong Xie   +5 more
doaj   +1 more source

A harmonic compensation approach for interlinking voltage source converters in hybrid AC-DC microgrids with low switching frequency

open access: yesCSEE Journal of Power and Energy Systems, 2018
In recent years, the hybrid AC-DC microgrid has been well accepted as it combines the advantages of both AC and DC systems. As the microgrid contains both DC sub-grids and AC sub-grids, interlinking DC-AC converters are essential.
Hao Tian, Xiaohan Wen, Yun Wei Li
doaj   +1 more source

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

Integration of Voltage Source Converters in Steady-State RMS Short-Circuit Analysis

open access: yesEnergies, 2021
Voltage source converters (VSCs) are self-commutated converters able to generate AC voltages with or without the support of an AC connecting grid. VSCs allow fast control of active and reactive powers in an independent way.
Carlos Coelho Teixeira, Helder Leite
doaj   +1 more source

DC/AC power converter for home scale electricity systems powered by renewable energy

open access: yes2016 International Conference on Smart Green Technology in Electrical and Information Systems (ICSGTEIS), 2016
This paper presents the design of a single phase DC/AC Converter or Inverter for home scale electricity systems powered by renewable energy such as photovoltaic system. The power converter is controlled using a microcontroller. The inverter system is firstly modeled and simulated using SPICE, before we design it.
Samman, Faizal Arya, Azhari, Arie
openaire   +2 more sources

Emergence of Light‐Transforming Layered Hybrid Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
The emerging class of light‐transforming layered halide perovskite materials is reviewed, outlining challenges for their development and perspectives toward application in the future. Abstract Layered hybrid halide perovskites (LHPs) have attracted considerable attention in optoelectronics.
Ghewa AlSabeh, Jovana V. Milić
wiley   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

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