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A non-isolated high step-up hybrid resonant converter based on hybrid transformer

  • Wenhao Xie
  • , Yifei Zheng
  • , Shouxiang Li
  • , Jianze Wang
  • , Yanchao Ji
  • , Jilai Yu
  • College of Electrical and Electronic Engineering
  • University of California at Irvine

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

A non-isolated high step-up hybrid resonant converter based on hybrid transformer is proposed to recycle leakage energy without any auxiliary clamp capacitor. A resonant capacitor delivers energy from input to output, which reduces the stored inductive energy of the hybrid transformer. Thus, a small size of magnetic core is adopted with high magnetic utilization. Additionally, the input current ripple is reduced due to the resonant operation. Moreover, zero voltage switching (ZVS) turn-on for upper switch and zero current switching (ZCS) turn-on for lower switch are realized to decrease the switching losses. In addition, the output diode turns OFF in ZCS operation, which alleviates the diode reverse recovery problem. Finally, the experimental results of a 240W prototype verified the converter feasibility.

源语言英语
主期刊名34th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2019
出版商Institute of Electrical and Electronics Engineers Inc.
页2185-2188
页数4
ISBN(电子版)9781538683309
DOI
出版状态已出版 - 24 5月 2019
活动34th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2019 - Anaheim, 美国
期限: 17 3月 2019 → 21 3月 2019

丛书

姓名Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC
卷2019-March

会议

会议34th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2019
国家/地区美国
市Anaheim
时期17/03/19 → 21/03/19

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