Results 71 to 80 of about 5,939 (218)

A Study on a Phase-Shift Controlled ZVS DC-DC Converter with a Synchronous Rectifier

open access: yesEngineering Proceedings
The paper presents a study on a phase-shift controlled zero-voltage switching (ZVS) full-bridge DC-DC converter employing synchronous rectification using the LTC3722-1 controller.
Tsvetana Grigorova   +2 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

Module Ratio Optimisation Strategy for DC/DC Converters in ISOP Hybrid Solid‐State Transformers

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper proposes a hybrid solid‐state transformer (SST) topology based on the input‐series output‐parallel (ISOP) architecture, integrating the high controllability of the dual active bridge (DAB) converter with the soft‐switching characteristics of the CLLLC resonant converter, thereby significantly enhancing power conversion efficiency and dynamic
Peng Wang   +3 more
wiley   +1 more source

Critical Design Criterion for Achieving Zero Voltage Switching in Inductorless Half-Bridge-Driven Piezoelectric-Transformer-Based Power Supplies [PDF]

open access: yes
A methodology for predicting the ability of inductor-less driven piezoelectric transformer (PT) based power supplies to achieve zero voltage switching (ZVS) is presented. A describing function approach is used to derive an equivalent circuit model of the
Davidson, J.N.   +3 more
core   +1 more source

Advanced control techniques to improve the efficiency of IPOP modular QSW-ZVS converters [PDF]

open access: yes, 2017
This work was supported by the Spanish Government under projects MINECO-13-DPI2013-47176-C2-2-R and MINECO-15-DPI2014-56358-JIN, through funding from the Government of Asturias through the project FC-15- GRUPIN14-143 and FEDER ...
González Lamar, Diego   +3 more
core   +2 more sources

Method to Maximise Utilisation Rate of Flux Linkage in Coreless Transformer

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
A coreless transformer (CLT) with a maximum utilisation rate of flux linkage is proposed. Compared to existing CLTs, the proposed CLT operates at a significantly lower frequency of 100 kHz, and there is no need for superconductors. Compared with the magnetic‐core transformer (MCT), the proposed CLT has almost the same efficiency, while the gravimetric ...
Jingyang Lin, Bo Zhang, Li Lai
wiley   +1 more source

Two-output Class E Isolated dc-dc Converter at 5 MHz Switching Frequency [PDF]

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

Analysis of the Characteristics in Wide‐Input High Step‐Up LLC Resonant Converter

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper analyze the characteristics in wide‐input high step‐up LLC resonant converter. More accurate model is built based on the classical FHA method to improve its practical utilization, reanalyzes the operating characteristics combined with the time domain analysis, proposes the resonant power analysis.
Yuge Yue, Guangzhu Wang
wiley   +1 more source

Double‐Side Variable Duty Modulation Strategy for Three‐Level ANPC‐DAB‐Based DC‐DC Converter With Wide Operating‐Range Comprehensive Optimization Strategy

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper analyses the basic operation characteristics of the ANPC‐DAB converter and the efficiency promotion method for this novel topology. ABSTRACT With the increasing requirements of higher‐voltage withstanding ability, higher modulation flexibility, lower cost for prototype establishment, wider zero‐voltage‐switching (ZVS) range adjustment ...
Jiachen Tian   +5 more
wiley   +1 more source

An Improved Autonomous Current-Fed Push-Pull Parallel-Resonant Inverter for Inductive Power Transfer System

open access: yesEnergies, 2018
In the inductive power transfer (IPT) system, it is recommended to drive the resonant inverter in zero-voltage switching (ZVS) or zero-current switching (ZCS) operation to reduce switching losses, especially in dynamic applications with variable ...
Anning Yu   +4 more
doaj   +1 more source

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