Results 61 to 70 of about 4,765,916 (305)

Experimental Investigation of SiC MOSFET-Based Isolated Dual Active Half-Bridge Converter: Hard-Switching Versus Soft-Switching

open access: yesElectrica
: This article presents the performance evaluation of an isolated dual active half-bridge (DAHB) converter with discrete SiC MOSFET devices. The impact of a resonant network on the SiC MOSFET DAHB under two different modes is investigated.
Veera Venkata Subrahmanya Kumar Bhajana   +3 more
doaj   +1 more source

Flux control modulation for the dual active bridge DC/DC converter

open access: yesThe Journal of Engineering, 2019
This paper introduces a modulation technique for the single-phase dual active bridge (DAB) in which the switching frequency and transformer flux linkage are modulated to achieve improved power transfer characteristics and reduced converter losses.
Niklas Fritz   +4 more
doaj   +1 more source

Conversor CC-CC modular isolado para elevadas tensões de entrada e de saída [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2014.Este trabalho apresenta uma nova estrutura de conversor CC-CC (Corrente Contínua para Corrente ...
Piontkewicz, Rodrigo José
core  

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

Current-Fed Dual Active Bridge Converter With Asymmetric Three-Phase Transformer

open access: yesIEEE Open Journal of Power Electronics
This paper proposes a current-fed dual active bridge (DAB) converter with an asymmetric three-phase transformer, aiming to achieve high efficiency over a wide operating range.
Yiyu Chen, Ryosuke Ota, Nobukazu Hoshi
doaj   +1 more source

AC-AC Dual Active Bridge Converter for Solid State Transformer

open access: yes, 2009
This work investigates the application of an ac-ac dual active bridge converter for solid state transformer. The proposed converter topology consists of two active H-bridges and one high frequency transformer.
Qin, Hengsi   +3 more
core   +1 more source

MagmaFlow: A desktop platform for artificial intelligence‐driven expression analysis

open access: yesFEBS Open Bio, EarlyView.
MagmaFlow is a free, no‐code platform for gene expression analysis. It generates interactive volcano plots, links genes to literature, pathways, and diseases, prioritizes candidates using millions of publications, identifies affected biological processes, builds network diagrams, and exports publication‐ready figures and reports for macOS and Windows ...
Carlos E. Buss   +7 more
wiley   +1 more source

Current stress minimization for isolated dual active bridge DC–DC converter

open access: yesScientific Reports, 2022
This paper presents a new phase-shift modulation for isolated dual active bridge (DAB) direct current–direct current (DC–DC) converter. The proposed technique aims to minimize the maximum current stress of the converter, which could directly increase the
Ahmed Rashwan   +2 more
doaj   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Soft-switching dual Active Bridge Converter-based Bidirectional On-Board Charger for Electric Vehicles under Vehicle-to-Grid and Grid-to-Vehicle Control Optimization [PDF]

open access: yesE3S Web of Conferences
Electric Vehicles (EVs) are rapidly replacing conventional fuel vehicles, offering powerful, emission-free performance. This paper introduces an innovative three-phase bidirectional charger for Grid-to-Vehicle (G2V) and Vehicle-to-Grid (V2G) applications,
Sonnati Venkateshwarlu   +2 more
doaj   +2 more sources

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