LAPSE:2023.7087
Published Article
LAPSE:2023.7087
ZVS Realization of H-Bridge Low-Voltage High-Current Converter via Phase-Shift and Saturable Control
Pingfan Xu, Xiaoyi Liu, Samson Shenglong Yu, Lisheng Pang
February 24, 2023
A zero-voltage switching (ZVS) H-bridge phase-shifted low-voltage high-current converter with saturable inductors is proposed in this paper. The introduction of saturable inductors solves the short circuit problem caused by high-frequency on−off of the power tube, and effectively inhibits high-frequency voltage oscillation and voltage spikes of the rectifier tube. In addition, when the current flowing through the saturable inductor does not change rapidly, it exhibits a low impedance and consumes very little power. The detailed design process of main parameters in the converter is presented to provide design reference for power supply workers. To verify the effectiveness of design, a 3 kW(15 V/200 A) prototype converter is built. This low-voltage high-current prototype has around 90% efficiency, and can suppress high-frequency voltage oscillation and voltage spikes, avoiding the short circuit problem of power tube, all of which are verified by experimentation.
Keywords
high-frequency resonance, saturable inductors, spike suppression, ZVS h-bridge phase-shifted converter
Suggested Citation
Xu P, Liu X, Yu SS, Pang L. ZVS Realization of H-Bridge Low-Voltage High-Current Converter via Phase-Shift and Saturable Control. (2023). LAPSE:2023.7087
Author Affiliations
Xu P: School of Electrical and Mechanical Engineering, Zhongshan Polytechnic, Zhongshan 528404, China
Liu X: School of Mechanical & Automotive Engineering, South China University of Technology, Guangzhou 510641, China
Yu SS: School of Engineering, Deakin University, Melbourne 3125, Australia [ORCID]
Pang L: Zhongshan Baolijin Electronics Co., Ltd., Zhongshan 528451, China
Journal Name
Energies
Volume
15
Issue
24
First Page
9488
Year
2022
Publication Date
2022-12-14
Published Version
ISSN
1996-1073
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Original Submission
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PII: en15249488, Publication Type: Journal Article
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doi:10.3390/en15249488
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Feb 24, 2023
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