Results 1 to 10 of about 8,271,096 (198)
IET Power Electronics, 2012 In this study, a new zero-voltage transition (ZVT)-zero-current transition (ZCT) quasi-resonant buck converter, which ensures zero crossings at any time required for soft switching (SS) and provides ZVT turn-on and ZCT turn-off together for the main switch of active snubber cell in buck converter is presented.
Satilmiş Ürgün
exaly +4 more sources
Discontinuous Current Mode Modeling and Zero Current Switching of Flyback Converter
Energies, 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 +2 more sources
A Novel Three-Phase Six-Switch PFC Rectifier with Zero-Voltage-Switching and Zero-Current-Switching Features [PDF]
Energies, 2019 A novel three-phase power-factor-correction (PFC) rectifier with zero-voltage-switching (ZVS) in six main switches and zero-current-switching (ZCS) in the auxiliary switch is proposed, analyzed, and experimentally verified. The main feature of the proposed auxiliary circuit is used to reduce the switching loss when the six main switches are turned on ...
Lin, Chun-Wei +2 more
openaire +3 more sources
Soft Switching of Non-Isolated Buck-Type Converter with Common-Ground Switch
Energies, 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]
Bulletin 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
IEEE 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
IET 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
Frontiers 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
Energies, 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
Simple Structure of Soft Switching for Boost Converter
Energies, 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