Results 1 to 10 of about 65,636 (168)

Improved ASHCPWM with Reduced IGBT Switching Actions and Kalman Filter-Based Zero-Sequence Suppression for Open-End Winding PMSM Drives [PDF]

open access: yesMicromachines
To improve the dc-bus voltage utilization while reducing the commutation burden of an insulated gate bipolar transistor (IGBT)-based open-end winding permanent magnet synchronous motor (OEW-PMSM) drive, this paper proposes an improved alternate sub ...
Yu Zhang   +4 more
doaj   +2 more sources

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

Performance evaluation of ZVS/ZCS high efficiency AC/DC converter for high power applications [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The increased power density, reduced switching losses with minimum electromagnetic interference (EMI), and high efficiency are essential requirements of power converters.
A. Ali   +4 more
doaj   +1 more source

Novel Zero-Voltage Zero-Current Transition Buck Converter With Minimal Impact of Active Auxiliary Cell on Overall Dynamics

open access: yesIEEE Access, 2023
This paper presents a novel zero-voltage zero-current transition DC/DC buck converter, which uses an active auxiliary resonant network to achieve soft switching operation of semiconductor switches and soft-recovery of power diodes over wide output power ...
Ananta Pal, Shib Sankar Saha
doaj   +1 more source

A new three winding coupled inductors high step‐up DC–DC converter with low input current ripple

open access: yesIET Power Electronics, 2023
A new high step‐up DC–DC converter is proposed in this study. In the proposed converter with voltage lift technique and coupled inductors (CIs) a high voltage gain is achieved.
Mahmood Vesali
doaj   +1 more source

Topology and control strategy optimization of an auxiliary resonant commutated pole-based, soft-switching grid-connected inverter

open access: yesFrontiers in Energy Research, 2023
With the development of new energy industries such as photovoltaics, microgrids, or distributed energy sources require many DC-AC grid-connected interfaces.
Chuang Liu, Yanping Wang
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

Discontinuous Current Mode Modeling and Zero Current Switching of Flyback Converter

open access: yesEnergies, 2021
The flyback converters are widely used in low power applications. The switch typically requires 600 V breakdown voltage in order to perform large step-down voltage.
Rustam Kumar   +5 more
doaj   +1 more source

Simple Structure of Soft Switching for Boost Converter

open access: yesEnergies, 2020
A soft switching boost converter, with a small number of components and constant frequency control, is proposed herein by using the quasi-resonance method and the zero-voltage-transition method, realizing (1) the zero-voltage switching during the switch ...
Yeu-Torng Yau   +2 more
doaj   +1 more source

Interleaved Boost Converter with ZVT-ZCT for the Main Switches and ZCS for the Auxiliary Switch

open access: yesApplied Sciences, 2020
A soft-switching interleaved topology is presented herein and applied to the boost converter. The basic operating principle is that the main power switches are turned on at zero voltage and turned off at zero current via the same auxiliary resonant ...
Kuo-Ing Hwu   +2 more
doaj   +1 more source

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