Results 11 to 20 of about 8,288,511 (300)

Auxiliary Inverter with Zero-current Soft Switching DC/DC Converter Input

open access: yes机车电传动, 2014
An auxiliary inverter with zero-current soft switching DC/DC converter input was proposed. Two-stage transformer circuit structure was adopted, the front part of which was DC/DC converter, and the rear part of which was three-phase inverter circuit. Zero-
GAO Yongjun, ZHANG Ruifeng
doaj   +2 more sources

Zero-Voltage-Switching High-Step-Down Buck Converter With Continuous Output Current [PDF]

open access: yes, 2023
This paper proposes a high step-down DC-DC converter with a continuous output current. In order to obtain high efficiency, the proposed converter topology ensures zero voltage switching of the MOSFETs and zero current switching of the diodes.
Montazerolghaem, Reza   +7 more
core   +1 more source

The net zero mass loss phenomenon on opening switching contacts with AC loading [PDF]

open access: yes, 1999
Studies are conducted on silver metal oxide contacts on a purposed built apparatus to investigate the extent of contact erosion under opening (break) operations.
J.W. McBride   +5 more
core   +1 more source

Zero-Voltage and Zero-Current Switching Buck-Boost Converter for PV Applications [PDF]

open access: yes, 2014
A ZVS and ZCS buck boost converter is presented for PV panel applications. The salient points are that all the switching devices are under zero-current switching during turn-on and zero-voltage switching during turn-off.
P Ravi, Chinnu   +2 more
core   +3 more sources

Design of an Isolated Bidirectional Symmetric Resonant Converter

open access: yesApplied Sciences, 2020
An isolated type bidirectional resonant converter is presented in this paper. Using a dual active bridge as the main topology and integrating symmetric resonant mechanism, the developed converter features an isolated type bidirectional resonant converter
Yih-Her Yan   +4 more
doaj   +1 more source

A soft switching four‐phase converter with ultra‐high step down conversion ratio and automatic uniform current sharing

open access: yesIET Power Electronics, 2021
This paper introduces a new high step down four‐phase converter with soft switching and automatic uniform current sharing. The phase number of the introduced topology can be expanded.
Amin Asghari
doaj   +1 more source

Boost Converter with Active Snubber Network

open access: yesAdvances in Electrical and Computer Engineering, 2017
A new concept for reducing the losses in a boost converter is described. With the help of an auxiliary switch and a resonant circuit, zero-voltage switching at turn-off and zero-current switching during turn-on are achieved.
HIMMELSTOSS, F. A.   +2 more
doaj   +1 more source

Soft Switching Full-Bridge PWM DC/DC Converter Using Secondary Snubber [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2009
A novel full-bridge PWM DC/DCconverter with controlled secondary side rectifier usingsecondary snubber is presented in this paper.Limitation of the circulating current as well as softswitching for all power switches of the inverter isachieved for full ...
Jaroslav Dudrik   +4 more
doaj  

Soft switching DC/DC converter using auxiliary circuits [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2008
A novel auxiliary circuit for full-bridge PWMDC/DC converter with controlled secondary side rectifieris presented in this paper. Zero-current turn-on for allpower switches of the inverter is achieved for full loadrange from no-load to short circuit by ...
Jaroslav Dudrik, Vladimír Ruščin
doaj  

Role of induced exchange bias in zero field spin–orbit torque magnetization switching in Pt/[Ni/Co]/PtMn

open access: yesAIP Advances, 2020
Current induced magnetization switching is of particular interest to develop non-volatile magnetic memories (MRAM). We studied spin–orbit torque (SOT) switching in a Pt/ferromagnet/antiferromagnet Pt/[Co/Ni]2/PtMn Hall cross. For the as-deposited sample,
Maxime Vergès   +4 more
doaj   +1 more source

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