| 改进型Zeta式三电平AC/AC变换器 |
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| 引用本文： | 李俊杰,李磊,都洪基,章茜.改进型Zeta式三电平AC/AC变换器[J].电力自动化设备,2010,30(1). |
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| 作者姓名： | 李俊杰 李磊 都洪基 章茜 |
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| 作者单位： | 南京理工大学动力工程学院,江苏南京,210094 |
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| 基金项目： | 国家自然科学基金项目(50607008);;江苏省高校“青蓝工程”计划项目~~ |
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| 摘 要： | 为进一步提高高压电能变换领域输出波形的质量,基于多电平技术的相关原理,提出了无中间直流环节的改进型Zeta式三电平AC/AC变换器,进一步介绍了该变换器的电路结构、电路拓扑和高频控制策略。利用仿真软件Pspice建立了改进型Zeta式三电平AC/AC变换器的电路仿真模型,给出了该变换器闭环控制的主电路图,对其进行了闭环控制仿真验证,得出了闭环控制电路各部分的输出波形,并在输入端交流信号波动的情况下测试了输出端的稳压性能。结果表明:该改进型Zeta式三电平AC/AC变换器的拓扑结构简单,设计原理正确,控制方法简单可行,有较好的稳压功能。
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| 关 键 词： | 交交变换器 三电平 Zeta 高频 稳压 |
Improved Zeta-type three-level AC/AC converter |
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| LI Junjie,LI Lei,DU Hongji,ZHANG Qian.Improved Zeta-type three-level AC/AC converter[J].Electric Power Automation Equipment,2010,30(1). |
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| Authors: | LI Junjie LI Lei DU Hongji ZHANG Qian |
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| Affiliation: | Nanjing University of Science and Technology;Nanjing 210094;China |
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| Abstract: | To further improve the quality of output waveform in the field of high-voltage energy transformation,the improved Zeta-type three-level AC /AC converter without intermediate DC link is studied and proposed according to the relevant theory of multi-level technology.Its circuit structure,circuit topology and high-frequency control strategy are introduced.The circuit simulation model of improved Zeta-type three-level AC /AC converter is built with Pspice simulation software,and its main circuit of closed-loop ... |
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| Keywords: | AC /AC converter three-level Zeta high-frequency voltage regulator |
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