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Quasi Square Wave Modulation with Voltage Transformation Ability Applied to Modular Multilevel DC-DC Converter

  • Yanlin Zhu
  • , Shuhuai Shi
  • , Feng Wang
  • , Fang Zhuo
  • , Sheng Cheng
  • , Hao Yi
  • Xi'an Jiaotong University

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

8 引用 (Scopus)

摘要

With the increasing demand of electric energy, high voltage dc transmission (HVDC) system is supposed to be an efficient solution. Dc-dc converters play an indispensable role in the interconnection of dc systems with different voltage levels. This paper focuses on the modulation strategy of front-to-front dc-dc converter based on the modular multilevel converter (MMC). Dc-dc converters with this topology is suitable for highvoltage and high-power dc power transmission due to its modularity and reliability. On this basis, a quasi square wave phase-shift modulation strategy with voltage transformation ability is proposed to improve the performance of the modular multi-level de-de converter. The proposed modulation strategy can flexibly alter the voltage ratio while using a 1:1 ac transformer and the voltage stress of each submodule switch is controllable. Simulation results in MATLAB/Simulink validates the proposed modulation strategy.

源语言英语
主期刊名2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018
出版商Institute of Electrical and Electronics Engineers Inc.
页3050-3054
页数5
ISBN(电子版)9781479973118
DOI
出版状态已出版 - 3 12月 2018
活动10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018 - Portland, 美国
期限: 23 9月 2018 → 27 9月 2018

丛书

姓名2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018

会议

会议10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018
国家/地区美国
市Portland
时期23/09/18 → 27/09/18

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

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