全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

矩阵变换器占空比矢量理论及调制策略

, PP. 56-65

Keywords: 矩阵变换器,调制策略,空间矢量调制法,占空比矢量,零序矢量

Full-Text   Cite this paper   Add to My Lib

Abstract:

基于占空比矢量理论,对矩阵变换器电压型调制策略进行了理论研究。为研究多种调制策略的内在本质关系,引入了占空比矢量的概念,得到了计算占空比的通用算法,深入研究了占空比矢量的几何表述及特性;详细讨论了零序矢量对输出相电压、线电压、调制比和换流次数的影响;将占空比进行分解,重新选择调制顺序,每个调制周期由7段占空比组成,对应3个零矢量开关状态和4个静止矢量开关状态,得出采用占空比矢量描述的空间矢量调制法是传统空间矢量调制法配置3个零矢量的一种形式;分析了空间矢量调制法与AV调制法、改进的AV调制法、双电压调制法之间的相互关系;最后进行了仿真实验。

References

[1]  Ziegler M, Hofmann W. Semi natural two steps commutation strategy for matrix converters[C]. Proceedings of the 29th Annual IEEE Power Electronics Specialists Conference, Fukuoka: Japan, 1998.
[2]  Venturini M. A new sine wave in sine wave out conversion technique which eliminates reactive
[3]  elements[C]. Proceedings of the International Conference on Power System Technology, San Diego, USA, 1980.
[4]  陈希有, 丛树久, 陈学允.双电压合成矩阵变换器特性与电压扇区的关系分析[J].中国电机工程学报, 2001, 21(9): 63-67.
[5]  Chen Xiyou, Cong Shujiu, Chen Xueyun. The analysis of relationship between the voltage sectors and the performance of matrix converter based on two-voltage synthesis[J]. Proceedings of the CSEE, 2001, 21(9): 63-67.
[6]  Nelsen P. Space vector modulated matrix converter with minimized number of switchings and a feedforward compensation of input voltage unbalance[C]. Proceedings of the 27th Annual IEEE Power Electronics Specialists Conference, Piscataway, USA, 1996.
[7]  Huber L, Borojevic D. Space vector modulated three-phase to three-phase matrix converter with input power factor correction[J]. IEEE Transactions on Industry Applications, 1995, 31(6): 1234-1246.
[8]  Fan Y, Wheeler P W, Clare J C. Relationship of modulation schemes for matrix converters [C]. Proceedings of the 37th IAS Annual Meeting, Pittsburgh, USA, 2002.
[9]  Casadei D, Serra G, Trentin A, et al. Matrix converter modulation strategies: a new general approach based on space-vector representation of the switch state[J]. IEEE Transactions on Industrial Electronics, 2002, 49(2): 370-381.
[10]  粟梅, 孙尧, 陈睿, 等. 双电压合成调制和空间矢量调制的一致性[J]. 中国电机工程学报, 2009, 29(21): 21-26.
[11]  作者简介:何必 男, 1979年生, 博士, 研究方向为电力电子与电力传动、交-交变频器及其调速系统。乔鸣忠 男, 1971年生, 副教授, 硕士生导师, 研究方向为电力电子与电力传动、自动控制方面的研究。
[12]  Han J C, Prasad N E. An approach to reduce common- mode voltage in matrix converter[J]. IEEE Transactions on Industry Applications, 2003, 39(4): 1151-1159.
[13]  Klumpner C, Blaabjerg F. Experimental evaluation of ride-through capabilities for a matrix converter under short power interruptions[J]. IEEE Transactions on Industrial Electronics, 2002, 49(2): 315-324.
[14]  Julian A L, Oriti G, Lipo T A. Elimination of common-mode voltage in three-phase sinusoidal power converters[J]. IEEE Transactions on Power Electronics, 1999, 14(9): 982-989.
[15]  Wheeler P W, Rodriguez J, Clare J. Matrix converters: a technology review[J]. IEEE Transactions on Industrial Electronics, 2002, 49(2): 276-288.
[16]  何必, 林桦, 佘宏武, 等. 矩阵变换器在窄脉冲作用下的性能改善[J]. 中国电机工程学报, 2009, 29(27): 42-47.
[17]  He Bi, Lin Hua, She Hongwu, et al. Improvement methods of output voltage for Matrix Converter under Short PWM pulses[J]. Proceedings of the CSEE, 2009, 29(27): 42-47.
[18]  Mahlein J, Igney J, Weigold J. Matrix converter commutation strategies with and without explicit input voltage sign measurement[J]. IEEE Transactions on Industrial Electronics, 2002, 49(2): 407-414.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133