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一种新的不连续PWM统一化实现方法

, PP. 59-66

Keywords: 不连续脉宽调制,局部过调制,线性变换,逆变器

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Abstract:

针对三相电压源逆变器,提出一种新的实现DPWMMAX,DPWMMIN,DPWM0,DPWM1,DPWM2,DPWM3(统称为DPWMx)调制策略的统一化方法。文中将6扇区矢量图划分为12扇区,对各种传统Ⅲ型DPWMx不连续调制策略参考电压进行分析与归纳,总结出Ⅲ型DPWMx不连续调制策略参考电压与其对应的Ⅰ型DPWMx连续调制参考电压的线性变换关系,并讨论Ⅰ型与Ⅲ型DPWMx调制策略的本质联系,从而为不连续调制策略的分析与实现提供一种新思路。理论上分析采用统一线性变换法实现各种DPWMx策略的可行性,仿真与实验结果验证了该方法的有效性与正确性。

References

[1]  BrahimL. A discontinuous PWM method for balancing the neutral point voltage in three-level inverter-fed variable frequency drives[J]. IEEE Transactions on Energy Conversion, 2008,23(4):1057-1063.
[2]  马丰民,吴正国,侯新国. 基于统一PWM调制器的随机空间矢量调制[J]. 中国电机工程学报, 2007,27(7):98-102. Ma Fengmin,Wu Zhengguo,Hou Xinguo.Random space vector PWM based on the generalized modulator [J].Proceedings of the CSEE,2007,27(7)
[3]  Vafakhah B,Salmon J,Knight A. Interleaved discontinuous space-vector PWM for a multilevel PWM VSI using a three-phase split-wound coupled inductor[J]. IEEE Transactions on Industry Applications, 2010,45(3):2015-2023.
[4]  Prieto J,Jones M,Barrero F. Comparative analysis of discontinuous and continuous PWM techniques in VSI-fed five-phase induction motor[J]. IEEE Transactions on Industrial Electronics, 2011,58(12):5324-5335.
[5]  Asiminoaei L,Rodriguez P,Blaabjerg F. Application of discontinuous PWM modulation in active power filters[J]. IEEE Transactions on Power Electronics, 2008,23(4):1692-1706.
[6]  DemirkutluE,Hava A. A scalar resonant-filter-bank-based output-voltage control method and a scalar minimum- switching-loss discontinuous PWM method for the four- leg-inverter-based three-phase four-wire power supply [J]. IEEE Transactions on Industry Applications, 2009,45(3):982-991.
[7]  毛鸿,吴兆麟. 基于三相PWM整流器的无死区空间矢量调制策略[J]. 中国电机工程学报, 2001,21(11):100-104. Mao Hong,Wu Zhaolin.The non-dead-time space vector modulation strategy based on three phase PWM rectifiers[J].Proceedings of the CSEE,2001,21(11)
[8]  Bai Zhihong,Ruan Xinbo. A generic six-step direct PWM (SS-DPWM) scheme for current source converter [J]. IEEE Transactions on Power Electronics, 2010,25(3):659-666.
[9]  王鸿雁,邓焰,赵荣祥,等. 飞跨电容多电平逆变器开关损耗最小PWM方法[J]. 中国电机工程学报, 2004,24(8):51-55. Wang Hongyan,Deng Yan,Zhao Rongxiang,et al.Switching loss minimizing PWM method for flying capacitor multilevel inverter[J].Proceedings of the CSEE,2004,24(8)
[10]  Hava A,Cetin N. A generalized scalar PWM approach with easy implementation features for three-phasethree- wire voltage-source inverters[J]. IEEE Transactions on Power Electronics, 2011,24(5):1385-1395.
[11]  Li Xiangsheng,Deng Zhiquan. Analysis and simplification of three-dimensional space vector PWM for three-phase four-leg inverters[J]. IEEE Transactions on Industrial Electronics, 2011,58(2):450-464.
[12]  Nguyen N,Nguyen B,Lee H. An optimized discontinuous PWM method to minimize switching loss for multilevel inverters[J]. IEEE Transactions on Industrial Electronics, 2011,58(9):3958-3966.
[13]  Depenbrock M. Pulse width control of a 3-phase inverter with non-sinusoidal phase voltages[C]//International Semiconductor Power Converter Conference Record. Lake Buena:IEEE, 1977:399-403.
[14]  Taniguchi K,Ogino Y,Irie H. PWM technique for power MOSFET inverter[J]. IEEE Transaction on Power Electronics, 1988,3(3):328-334.
[15]  Kolar J,Ertl H,Zach F. Influence of the modulation method on the conduction and switching losses of a PWM converter system[J]. IEEE Transactions on Industry Application, 1991,27(6):1063-1075.
[16]  Alexander D,Williams S. An optimal PWM algorithm implementation in a high performance 125 kVA inverter [C]//Applied Power Electronics Conference and Exposition. San Diego, USA:IEEE,1993:771-777.
[17]  Hava A,Kerkman R,Lipo T. A high-performance generalized discontinuous PWM algorithm[J]. IEEE Transactions on Industry Application, 1998,34(5):1059-1071.
[18]  Ojo O. The generalized discontinuous PWM scheme for three-phase voltage source inverters[J]. IEEE Transactions on Industrial Electronics, 2004,51(6):1280-1289.
[19]  Bierhoff M,Fuchs F. DC-link harmonics of three-phase voltage-source converters in?uenced by the pulse width- modulation strategy?an analysis[J]. IEEE Transactions on Industrial Electronics, 2008,55(5):2085-2092.
[20]  Wu Yunxiang,Sha? M. Comparison of the effects of continuous and discontinuous PWM schemes on power losses of voltage-sourced inverters for induction motor drives[J]. IEEE Transactions on Power Electronics, 2011,26(1):182-191.
[21]  Holmes D,Lipo T. Pulse width modulation for power converters:principles and practice[M]. New York:Wiley-IEEE Press, 2003:241-249.

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