Results 21 to 30 of about 3,136 (196)

A New Control Method for a Bi-Directional Phase-Shift-Controlled DC-DC Converter with an Extended Load Range

open access: yesEnergies, 2017
Phase-shifted converters are practically important to provide high conversion efficiencies through soft-switching techniques. However, the limitation on a resonant inductor current in the converters often leads to a non-fulfillment of the requirement of ...
Wenzheng Xu   +4 more
doaj   +1 more source

Soft Switching of Non-Isolated Buck-Type Converter with Common-Ground Switch

open access: yesEnergies, 2021
A non-isolated buck converter, together with resonance and zero voltage transition to achieve zero voltage switching (ZVS) and zero current switching (ZCS), is presented herein to upgrade the conversion efficiency.
Yeu-Torng Yau   +2 more
doaj   +1 more source

A Single-Stage LED Driver Based on ZCDS Class-E Current-Driven Rectifier as a PFC for Street-Lighting Applications [PDF]

open access: yes, 2018
This paper presents a light-emitting diode (LED) driver for street-lighting applications that uses a resonant rectifier as a power-factor corrector (PFC).
Chainarin Ekkaravarodome   +5 more
core   +2 more sources

General Analysis of Switching Modes in a Dual Active Bridge with Triple Phase Shift Modulation

open access: yesEnergies, 2018
This paper provides an exhaustive analysis of the Dual-Active-Bridge with Triple-Phase-Shift (DAB-TPS) modulation and other simpler ones, identifying all the possible switching modes to operate the DAB in both power flow directions, and for any input-to ...
Carlos Calderon   +6 more
doaj   +1 more source

A novel soft-switched single-phase grid-connected current-source inverter

open access: yesCogent Engineering, 2017
This paper represents a novel soft-switched grid-connected current-source inverter topology and an efficient control strategy using switching flow graph theory.
M. Pakdel, S. Jalilzadeh
doaj   +1 more source

Performance analysis of ZVS and ZCS boost converters for Solar Photo Voltaic Applications [PDF]

open access: yesE3S Web of Conferences, 2023
This paper describes a useful modulated, asymmetric full-bridge converter for sustainable solar PV applications. The suggested converter achieves zero-voltage switching (ZVS) on the main side’s power switches and reduces circulating current loss by ...
Gireesh Kumar Devineni   +5 more
doaj   +1 more source

Boost Converter with Main Switch Possessing ZVT and ZCT and Auxiliary Switch Possessing ZCS

open access: yesEnergies, 2023
In this paper, a zero-voltage and zero-current transition (ZVZCT) boost converter is presented with a small number of auxiliary components, such as a resonant capacitor, a resonant inductor and an auxiliary power switch, to produce a main power switch ...
Kuo-Ing Hwu   +2 more
doaj   +1 more source

Full Soft-Switching Ultra-High Gain DC/DC Converter Using Three-Winding Coupled-Inductor with Modular Scalability for Renewable Energy Applications [PDF]

open access: yesAUT Journal of Electrical Engineering, 2022
This paper proposes a new non-isolated single-switch DC/DC converter with an ultra-high voltage gain, low input current ripple, low voltage stress, soft-switching operation, and modular scalability for renewable sources applications.
Sara Hasanpour   +2 more
doaj   +1 more source

Impedance control network resonant dc-dc converter for wide-range high-efficiency operation [PDF]

open access: yes, 2015
This paper introduces a new resonant converter architecture that utilizes multiple inverters and a lossless impedance control network (ICN) to maintain zero voltage switching (ZVS) and near zero current switching (ZCS) across wide operating ranges. Hence,
Afridi, Khurram K.   +2 more
core   +1 more source

A Quasi-Resonant ZVZCS Phase-Shifted Full-Bridge Converter with an Active Clamp in the Secondary Side

open access: yesEnergies, 2018
A novel Pulse-Width-Modulation (PWM) quasi-resonant active-clamp phase-shifted full-bridge converter is presented and analyzed in this paper. In the proposed topology, an active-clamp switch and a clamp capacitor that resonates with the leakage ...
Duong Tran, Nam Vu, Woojin Choi
doaj   +1 more source

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