Results 31 to 40 of about 335,229 (346)

Hybrid switched-capacitor/switched-quasi-Z-source bidirectional DC-DC converter with wide-voltage-gain range for hybrid energy sources EVs [PDF]

open access: yes, 2018
In this paper, a hybrid switched-capacitor/ switched-quasi-Z-source bidirectional dc-dc converter is proposed for electric vehicles (EVs) with hybrid energy sources, which has a wide voltage gain range in the bidirectional energy flows. Compared with the
Gao, Yongping   +4 more
core   +2 more sources

Modeling and analysis of the LC filter-integrated quasi Z-source indirect matrix converter for the wind energy conversion system

open access: yesFrontiers in Energy Research, 2023
A Quasi Z-Source Indirect Matrix Converter (QZSIMC) is proposed in this paper for Permanent Magnet Generator (PMG) based Direct Drive Wind Energy Conversion Systems (DDWECS) to enhance the voltage transfer ratio and also to control the output voltage ...
K. T. Maheswari   +3 more
doaj   +1 more source

The Application Three-phase to Single-phase Z-Source Matrix Converter in Wind Turbine [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2017
In this paper a new idea of direct three-phase to single-phase Z-source matrix converter (impedance-source matrix converter) applicable in stand-alone wind turbine is introduced.
vahid asadi rad   +2 more
doaj  

Modified Cascaded Z-Source High Step-Up Boost Converter [PDF]

open access: yesElectronics, 2020
To improve the voltage gain of step-up converters, the cascaded technique is considered as a possible solution in this paper. By considering the concept of cascading two Z-source networks in a conventional boost converter, the proposed topology takes the advantages of both impedance source and cascaded converters.
Navid Salehi   +2 more
openaire   +3 more sources

High step-up quasi-Z-source DC–DC converters with single switched capacitor branch

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
Aiming to integrate the respective merits of the switched-capacitor converter and the quasi-Z-source converter. An novel high step-up quasi-Z-source DC–DC converter with a single switched-capacitor branch is proposed.
Xiaoquan ZHU, Bo ZHANG
doaj   +1 more source

High Voltage Gain Switched-Z-Source Bidirectional DC-DC Converter

open access: yesIEEE Access, 2022
The DC-DC converters are the essential modules in electric vehicles, grid interface of renewable energy sources and DC power supplies. This paper presents a novel high gain bidirectional switched Z-source DC-DC converter.
Anish Ahmad   +4 more
doaj   +1 more source

Modified A-Source Converter Operating at Lower Voltage Stress

open access: yesIEEE Access, 2019
The coupled inductor based Z-source converter produces higher voltage gain with lower number of components count. In this paper, a new two winding mutually coupled inductor based Z-source DC-DC converter is proposed to boost the voltage gain.
Avneet Kumar   +5 more
doaj   +1 more source

A New Topology of Embedded Z-H Buck-Boost Converter [PDF]

open access: yesAUT Journal of Electrical Engineering, 2018
In this paper, a new embedded Z-H (EZ-H) buck-boost converter is proposed. In this topology, two identical dc voltage sources are embedded in a LC network in a series connection with the inductors. The proposed converter eliminates the shoot-through (ST)
E. Babaei   +2 more
doaj   +1 more source

THREE-LEVEL INDIRECT MATRIX CONVERTER WITH TWO SERIES Z-SOURCE NETWORKS [PDF]

open access: yesCarpathian Journal of Electrical Engineering, 2019
In previous articles, the concept of series Z-source network has been extended to conventional indirect matrix converter to raise the voltage gain to unity and beyond.
Francis Boafo EFFAH   +6 more
doaj  

Dual space vector PWM technique for a three-phase to five-phase quasi Z-source direct matrix converter

open access: yesAutomatika, 2022
This article proposes a dual space vector PWM control technique for a three-phase to five-phase quasi Z-source direct matrix converter (QZSDMC). The proposed circuit consists of a quasi-impedance source network along with a five-phase traditional matrix ...
S. Manivannan   +2 more
doaj   +1 more source

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