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author:

高琴 (高琴.) [1] | 杨耿杰 (杨耿杰.) [2] | 郭谋发 (郭谋发.) [3] | 高伟 (高伟.) [4] | 丁国兴 (丁国兴.) [5]

Abstract:

基于特定消谐脉宽调制(SHEPWM-Selected Harmonic Elimination Pulse Width Modulation)技术,以单相全桥电压型逆变器为分析对象,采用同伦—牛顿联合算法求解消除特定谐波的非线性超越方程组。通过分析单极性SHEPWM开关角分布情况,给出确定非线性超越方程组初始值的规律,加快了算法速度并避免奇异现象。用Simulink对两电平逆变器SHEPWM方法进行仿真研究,取得良好的谐波消除效果,大大减轻了滤波电路压力。

Keyword:

PWM逆变器 同伦算法 特定消谐

Community:

  • [ 1 ] 福州大学电气工程与自动化学院

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Year: 2008

Language: Chinese

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 1

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