Results 21 to 30 of about 521 (125)

GaN-Based DC-DC Resonant Boost Converter with Very High Efficiency and Voltage Gain Control

open access: yesEnergies, 2020
This paper presents a concept for the operation of a resonant DC–DC switched-capacitor converter with very high efficiency and output voltage regulation.
Zbigniew Waradzyn   +4 more
doaj   +1 more source

Full-Bridge ZVS-PWM Hybrid Switched-Capacitor Isolated DC-DC Converter

open access: yesEletrônica de Potência, 2022
This paper presents a new hybrid switched-capacitor (HSC) isolated DC-DC converter topology generated from the integration of the ladder switching cell with the full-bridge ZVS-PWM converter.
Anderson Alves, Ivo Barbi
doaj   +1 more source

A New Optimal Thermal-Based Adaptive Frequency Control for Bidirectional DC–DC Converter with Full-Range ZVS

open access: yesEnergies, 2022
A new, optimal thermal-based adaptive frequency control (OTC) for a bidirectional DC–DC converter with full-range zero-voltage switching (ZVS) is presented in this paper.
Lulin Zhang   +4 more
doaj   +1 more source

Three-phase fixed-frequency interleaved (LC)(L)-type series-resonant converter with a capacitive output filter

open access: yesThe Journal of Engineering, 2019
A three-phase interleaved (LC)(L)-type dc–dc series-resonant converter with a capacitive output filter using fixed frequency control is proposed. The converter operations for different modes during different intervals have been presented using the ...
Mohamed Almardy, Ashoka K.S. Bhat
doaj   +1 more source

Implementation scheme of full-bridge boost converter with ZVZCS based on PWM and phase-shift control

open access: yesXi'an Gongcheng Daxue xuebao
The full-bridge boost (FB-Boost) converter combines the characteristics of both stepup and step-down conversion, low conduction losses, electrical isolation, and soft switching, mak ing it suitable for applications requiring a wide voltage range, high ...
ZHANG Tuanshan, SHI Zhehan, CAO Xiaodong
doaj   +1 more source

Unified ZVS strategy for DAB with triple-phase-shift modulation in boost mode

open access: yesThe Journal of Engineering, 2019
In this study, the switching mode and working waveform of dual active bridge (DAB) converter under triple phase-shift modulation scheme is analysed, and an ALL-ZVS (zero voltage switching) control strategy of all devices for full-power range with voltage
Jian Qiu   +4 more
doaj   +1 more source

PERANCANGAN PEMBANGKIT TEGANGAN TINGGI IMPULS 11,20 kV DENGAN MENERAPKAN ZERO VOLTAGE SWITCHING (ZVS) PADA KONVERTER FLYBACK

open access: yesTransmisi, 2018
Tegangan tinggi tidak hanya digunakan untuk keperluan transmisi, tetapi juga untuk penelitian di laboratorium. Pada umumnya, tegangan tinggi dibangkitkan menggunakan pembangkit tegangan tinggi konvensional yang berukuran besar. Oleh karena itu, diperlukan rangkaian yang lebih sederhana untuk membangkitkan tegangan tinggi, misalnya menggunakan konverter
Novy Arizka Pratiwi   +2 more
openaire   +2 more sources

Symmetry and Duality in ZCS and ZVS Quasi-Resonant Buck, Boost, and Buck–Boost DC–DC Converters

open access: yesEnergies
Quasi-resonant (QR) DC–DC converters with PWM control achieve soft switching by shaping the commutation transient through a local resonant process. This paper proposes a symmetry-based unified perspective on classical QR converters by interpreting zero ...
Nikolay Hinov
doaj   +1 more source

Study of Commutation Regime for Phase Shift Series Resonant Inverters [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2016
Some typical applications of series resonant inverters refers to the development of power supplies for the inductive heating field. Phase shift method is of a great interest for the command of the above mentioned inverters. Concerning this command method,
TOMȘE Marin T, GORDAN Cornelia E
doaj  

Analysis of a Three-Level Bidirectional ZVS Resonant Converter

open access: yesApplied Sciences, 2020
A bidirectional three-level soft switching circuit topology is proposed and implemented for medium voltage applications such as 750 V dc light rail transit, high power converters, or dc microgrid systems. The studied converter is constructed with a three-
Bor-Ren Lin, Wei-Po Liu
doaj   +1 more source

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