Results 31 to 40 of about 5,827 (221)

Multiple-output Class E Isolated dc-dc Converter [PDF]

open access: yes, 2010
This paper presents a multiple output class-E isolated dc-dc converter that regulates the output voltages at fixed switching frequency. The two output converter is simulated at operating frequency of 5 MHz.
Alou Cervera, Pedro   +5 more
core   +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

A novel ZVS full-bridge converter [PDF]

open access: yes, 2016
Conventional soft switching techniques are promising for improvement of efficiency in full bridge converters. However, efficiency of converters with employing such techniques is restricted due to narrow range of zero voltage switching (ZVS).
Cobb, Jonathan E., Nasir,
core   +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

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

A comparative study of different optimization methods for resonance half-bridge converter [PDF]

open access: yes, 2018
The LLC resonance half-bridge converter is one of the most popular DC-DC converters and could easily inspire researchers to design a high-efficiency and high-power-density converter.
Martínez García, Herminio   +2 more
core   +2 more sources

High Performance Flexible Structure Three-Level DC-DC Converter: A Candidate DC Interface for Microgrids With Distributed Energy Resources

open access: yesIEEE Access, 2021
High-performance DC interfaces play a pivotal role in microgrids with distributed energy resources (DERs), which would significantly improve the utilization of DERs and the flexibility of the prosumers.
Yong Shi, Yiren Hu, Baoquan Liu
doaj   +1 more source

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

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

Digital control of dual-load LCLC resonant converters [PDF]

open access: yes, 2005
The paper proposes the analysis, design and realisation of dual-output resonant LCLC converters with independent output regulation, employing a single power stage and combined PWM and frequency control.
Ang, Y A   +3 more
core   +1 more source

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