Results 101 to 110 of about 5,825 (217)

A novel square-wave converter with bidirectional power flow [PDF]

, 2014
Author name used in this publication: K. W. E. ChengAuthor name used in this publication: D.
Chan, HL, Cheng, KWE, Sutanto, D
core   +1 more source

Critical Design Criterion for Achieving Zero Voltage Switching in Inductorless Half-Bridge-Driven Piezoelectric-Transformer-Based Power Supplies [PDF]

A methodology for predicting the ability of inductor-less driven piezoelectric transformer (PT) based power supplies to achieve zero voltage switching (ZVS) is presented. A describing function approach is used to derive an equivalent circuit model of the
Davidson, J.N., Foster, M.P., Horsley, E.L., Stone, D.A.   +3 more
core   +1 more source

Improved ZVS Criterion for Series Resonant Converters

IEEE Access
Zero voltage switching (ZVS) of power MOSFETs is essential for resonant converters and the ZVS criterion should be formulated appropriately to achieve the ZVS condition. Conventionally, the energy-based criterion has been considered the most accurate ZVS
Chanh-Tin Truong, Sung-Jin Choi
doaj   +1 more source

Analysis and Design of Filament Power Supply with Voltage-Fed Single-Switch ZVS Inverter

E3S Web of Conferences, 2018
In this paper, an off-line voltage-fed single-switch zero-voltage-switching (ZVS) inverter is analyzed and designed for the filament power supply of cooker magnetrons.
Yueh-Ru Yang
doaj   +1 more source

Class E/F switching power amplifiers [PDF]

, 2004
The present invention discloses a new family of switching amplifier classes called class E/F amplifiers. These amplifiers are generally characterized by their use of the zero-voltage-switching (ZVS) phase correction technique to eliminate of the loss ...
Aoki, Ichiro, Hajimiri, Seyed-Ali, Kee, Scott David, Rutledge, David B.   +3 more
core   +1 more source

A Reflex Charger with ZVS and Non-Dissipative Cells for Photovoltaic Energy Conversion

Energies, 2015
In this paper, a reflex charger with zero-voltage-switching (ZVS) and non-dissipative cells for photovoltaic (PV) energy conversion is presented. The proposed reflex charger has the following advantages: (1) A ZVS cell is incorporated to reduce the ...
Cheng-Tao Tsai, Ying-Che Kuo, Ying-Piao Kuo, Chin-Tsung Hsieh   +3 more
doaj   +1 more source

A New Topology of Bidirectional Buck-Boost dc/dc Converter with Capability of Soft Switching and input Current Ripple Cancellation

Iranian Journal of Electrical and Electronic Engineering, 2016
In this paper, a new bidirectional buck-boost dc-dc converter with capability of soft switching and zero input current ripple is proposed. The coupled inductor is used in the proposed converter to eliminate the input current ripple.
E. Babaei, Z. Saadatizadeh, S. Laali
doaj  

Research on High Efficiency Soft-Switching Power Supply for Maglev Controller Applications

机车电传动, 2015
Aiming at the fatal issues of low efficiency, serious fever and low reliability of hard-switching topologies employed in the traditional power supply for maglev controller, a novel high efficiency soft-switching power supply was developed by employing ...
LU Guotao, MA Hongbo, LIUWenjun, WANG Jianfei, GUO Yuhua   +4 more
doaj  

Research on High Efficient Resonant Full-bridge Converter with High Voltage SiC MOSFET

Kongzhi Yu Xinxi Jishu, 2016
With SiC MOSFET, resonant converter can achieve high frequency and high efficiency, thus increasing the power density with reducing total cost and simplify topology.
Jimmy Liu, John Mookken, Kin Lap
doaj  

Accurate ZVS Analysis of a Full-Bridge T-Type Resonant Converter for a 20-kW Unfolding-Based AC-DC Topology

IEEE Open Journal of Power Electronics
Unfolding-based single-stage ac-dc converters offer benefits in terms of efficiency and power density due to the low-frequency operation of the Unfolder, resulting in negligible switching losses.
SHUBHANGI GURUDIWAN, Aditya Zade, Hongjie Wang, Regan Zane   +3 more
doaj   +1 more source