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:
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可持续发展目标 7 经济适用的清洁能源
学术指纹
探究 'Quasi Square Wave Modulation with Voltage Transformation Ability Applied to Modular Multilevel DC-DC Converter' 的科研主题。它们共同构成独一无二的学术指纹。引用此
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