Results 31 to 40 of about 6,182 (210)
Journal of Energy in Southern Africa, 2019 Developers and operators are interested in improving the reliability and reducing the associated costs of wind power plants (WPPs) because of the continuous increase in the power capacity of wind energy conversion systems (WECSs) and the increasing ...
Akinola A. Ajayi-Obe +2 more
doaj +1 more source
Comparative Study on Performance Improvement of SPWM/THIPWM based DCMLI Grid Connected DFIG [PDF]
E3S Web of Conferences, 2020 Multi-level voltage source converter is integrated in various fields in renewable energy power generation technologies such as wind and solar sources for applications that need higher voltage and higher power.
Ahmed Hossam-Eldin A. +3 more
doaj +1 more source
, 2010 The output voltage quality of some of the single-phase multilevel inverters can be improved when their dc-link voltages are regulated asymmetrically. Symmetrical and asymmetrical multilevel diode-clamped inverters have the problem of dc-link capacitor ...
Abbasalizadeh Boora, Arash +6 more
core +2 more sources
A Family of High Step–Up DC–DC Converters With Nc Step-Up Cells and M–Source Clamped Circuits
IEEE Access, 2021 In this paper, in order to study the relationship among different converters, a novel concept—modular high step-up converter—is proposed, which is composed of one basic converter, one Nc step-up cell (Nc-SUC), and one M-source passive ...
Jian Ai +3 more
doaj +1 more source
A modified modulation scheme for three-level diode-clamped matrix converter under unbalanced input conditions [PDF]
, 2018 The three-level diode-clamped matrix converter topology has outstanding performance under ideal operating conditions. However, input disturbance can influence the waveforms at the output side of the converter due to the direct coupling between the input ...
Dan, Hanbing +17 more
core +1 more source
Analysis and design of a wide range ZVS/ZCS push–pull DC/DC converter with voltage clamped
IET Power Electronics, 2022 A new isolated zero‐voltage switching (ZVS)/zero‐current switching (ZCS) push–pull (PP) DC/DC converter is presented. One auxiliary switch S3 and a clamping capacitor Cc are introduced at the primary of the conventional push–pull converter and a voltage ...
Hui Xiao, Qunfang Wu, Heng Xi
doaj +1 more source
Supply System for Three-Level Inverters Using Multi-Pulse Rectifiers with Coupled Reactors
Energies, 2019 The paper presents a proposal of the multi-pulse AC/DC converter for providing supply for multilevel inverters and considerably reducing the line current distortion factor.
Jan Iwaszkiewicz, Piotr Mysiak
doaj +1 more source
Jurnal Nasional Teknik Elektro, 2016 Multilevel inverter is a converter which converts the DC power source into an AC power source with a voltage output of more than two levels. Conventional multilevel inverter topology for the three levels developed at this time generally uses four ...
Hendi Matalata, Muh. Imran Hamid
doaj +1 more source
High Voltage, 2023 High‐voltage withstand tests are essential for electric equipment like power transformers, electric cable lines, gas insulated switchgears etc. The partial discharge (PD) measurement for such equipment under applied high voltage is also required at the ...
Yuxiong Zhou +4 more
doaj +1 more source
A Zeroripple High Voltage Gain Convertor with Coupledinductors
Journal of Harbin University of Science and Technology, 2019 In this paper, a high voltage gain DC-DC converter with coupled inductor and ripple free is proposed for low voltage renewable energy generation system，such as photovoltaic, fuel cell and so on．The coupling inductor technology is introduced on the basis ...
LIANG Wen juan +3 more
doaj +1 more source