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滑模控制Buck三电平变换器 被引量:1

Sliding-mode Control Buck Three-level Converter
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摘要 滑模控制具有鲁棒性强、动态品质好等优点,本文尝试将滑模控制引入三电平变换器。以Buck三电平变换器为例,给出了滑模控制的分析和设计方法,包括滑模面的选取、等效控制、稳定性和存在性证明,最后进行了实验验证,将滑模控制Buck三电平变换器与传统PWM控制Buck三电平变换器进行了分析和比较。研究结果表明,相对于PWM控制的Buck三电平变换器,滑模控制Buck三电平变换器的鲁棒性和动态品质得到较大提高。 Sliding-mode control has the advantages of robustness and good dynamics performance,so it is introduced into three-level (TL) converters in this paper.The design of sliding-mode control Buck TL converter,including sliding-mode control surface design ,equivalent control, stability and existence proof, is given as an example.Experiments of sliding-mode control Buck TL converter and traditional PWM Buck TL converter were carried out in order to analyze and compare. Analysis results verify that dynamics performance and robustness are improved greatly in the sliding-mode control Buck TL converter compare with PWM Buck TL converter.
出处 《电力电子技术》 CSCD 北大核心 2006年第1期23-25,共3页 Power Electronics
关键词 变换器 滑模控制 脉宽调制/三电平变换器 converter sliding-mode control PWM /three-level (TL) converter
作者简介 周佩娟(1967-),女,湖南省沅陵县人,副教授,硕士研究生,研究方向为电力电子控制技术。
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同被引文献4

  • 1[1]xinbo Run,Bin Li,Qianhong Chan,Three-level Converters-A New Concept in High Voltage DC-To-DC Conversion[C].in proc IEEE PESC'02.2002:663-668.
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  • 3钟小芬,吴捷.基于脉冲波形积分法的三电平变换器的统一建模研究[J].华南理工大学学报,2003,31(6):36-41.
  • 4钟小芬,吴捷.滑模变结构控制在三电平变换器中的应用研究[J].电路与系统学报,2004,9(2):152-156. 被引量:2

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