Results 11 to 20 of about 241 (98)

Design and Implementation of an Auto-Oriented Bidirectional ZCS Hybrid Circuit Breaker

open access: yesIEEE Access, 2021
To protect power systems from severe short circuit faults, the zero-current switching (ZCS) technique is widely accepted due to its fast interruption speed.
Zhuangxian Jiang   +5 more
doaj   +1 more source

Zero-Vector-Injection Based Current Sharing Control of Interleaved Full-Bridge LLC Resonant Converters

open access: yesEnergies, 2020
Interleaved LLC resonant converters are widely used in various fields. However, interleaved LLC converters under Pulse Frequency Modulation (PFM) will lose the regulation of individual phases, causing a load sharing problem.
Xuanlyu Wu   +5 more
doaj   +1 more source

High step‐up quasi‐Z‐source converter with full soft switching range, continuous input current and low auxiliary elements

open access: yesIET Power Electronics, 2023
This paper presents a fully soft switched high step‐up DC–DC converter based on quasi‐Z‐source converter. The voltage gain is boosted by combining coupled inductors and switched capacitor techniques.
Maryam Hajilou   +2 more
doaj   +1 more source

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

A Family of Zero-Voltage-Transition Magnetic Coupling Bidirectional DC/DC Converters

open access: yesEnergies, 2023
In this paper, a family of zero-voltage-transition (ZVT) magnetic coupling bidirectional DC/DC converters (BDCs) is proposed. The coupling inductor has two functions: to serve as a filter; and to provide the auxiliary current.
Shanshan Wang, Ming Gao, Jianjiang Shi
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 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

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

Active Clamp Boost Converter with Blanking Time Tuning Considered

open access: yesApplied Sciences, 2021
An active clamp boost converter with blanking time auto-tuned is presented herein, and this is implemented by an additional auxiliary switch, an additional resonant inductor, and an additional active clamp capacitor as compared with the conventional ...
Yeu-Torng Yau, Kuo-Ing Hwu, Yu-Kun Tai
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

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