Results 31 to 40 of about 8,271,096 (198)

Analysis and Implementation of an Interleaved High Step‐Up Converter With Zero‐Voltage‐Switching

open access: yesIET Power Electronics
In this paper, a high step‐up DC‐DC converter is presented. The input current ripple is reduced by adding the interleaving technique on the input side.
Marzieh Mohammadi Jouzdani   +3 more
doaj   +1 more source

Zczvt Inverters With Magnetically Coupled Auxiliary Pole

open access: yesEletrônica de Potência, 2010
Existing Zero-Current Transition and Zero- Current Zero-Voltage Transition inverters provides favorable switching conditions for IGBT semiconductors increasing significantly the reactive energy of the converter.
Mário Lúcio da Silva Martins   +4 more
doaj   +1 more source

A Hybrid Resonant ZVZCS Three-Level Converter Suitable for Photovoltaic Power DC Distribution System

open access: yesIEEE Access, 2020
A novel hybrid resonant zero-current- switching (ZCS) three-level DC-DC converter based on a dual transformer with two output filter capacitors is proposed in this paper, which is suitable for application in distributed photovoltaic power generation at ...
Syed Waqar Azeem   +4 more
doaj   +1 more source

A practical approach to switching-loss reduction in a large-capacity static VAr compensator based on voltage-source inverters [PDF]

open access: yes, 2000
This paper presents a simple method for reduction of switching and snubbing losses in a large-capacity static VAr compensator (SVC) consisting of multiple three-phase voltage-source square-wave inverters.
Fujita, Hideaki   +2 more
core   +1 more source

Soft-switching single inductor current-fed push-pull converter for PV applications

open access: yes, 2014
A switching control strategy is proposed for single inductor current-fed push-pull converter with a secondary side active voltage doubler rectifier or a voltage rectifier used in photovoltaic (PV) grid interfacing. The proposed switching control strategy
Vilathgamuwa, D. Mahinda   +7 more
core   +1 more source

Steady-state analysis of full-bridge zero-current switching converter

open access: yes, 2000
A steady-state analysis of the full-bridge zero-current-switched (FB-ZCS) pulsewidth modulation (PWM) converter is presented. The FB-ZCS is fully able to incorporate parasitic parameters, and zero-current turn-off characteristics.
Luo, S., Iannello, C., Batarseh, I.
core   +2 more sources

Power conversion using zero current soft switching

open access: yes, 1992
A zero current soft switching power converter (10) is provided in which a link capacitor (20) is coupled between a source switch S1 and a source switch S2.
Ehsani, Mehrdad
core   +1 more source

An Interleaved Step-up DC-DC Converter with Lossless Snubber

open access: yesMajlesi Journal of Electrical Engineering
In this paper, an interleaved step-up converter with two lossless snubbers is introduced, where the snubbers ensure zero-current switching for the main switches, eliminating the need for extra switches.
Arman Hovsep   +3 more
doaj   +1 more source

A Soft-Switching Control for Cascaded Buck-Boost Converters Without Zero-Crossing Detection

open access: yesIEEE Access, 2019
This paper proposes a novel soft-switching control without zero-crossing detection for the cascaded buck-boost converters (CBBCs). The proposed soft-switching control consists of two parts: soft-switching modulation and closed-loop control.
Jingrong Yu   +4 more
doaj   +1 more source

Operation Analysis of Soft Switching PWM DC-DC Converter with Secondary Snubber

open access: yesCommunications, 2013
The paper deals with analysis of operation of a soft switching PWM DC-DC full-bridge converter with new energy recovery turn-off snubber on secondary side of high frequency power transformer.Principal equations are derived for individual operation states.
Jaroslav Dudrik   +2 more
doaj   +1 more source

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