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ji yu shuang pwm de hai shang feng li fa dian ji shu yan jiu
Author(s): 
Pages: 25-27
Year: Issue:  8
Journal: Marine Equipment/Materials & Marketing

Keyword:  直驱式海上风力发电永磁同步电机;
Abstract: 本文首先分析海上风力发电的背景和意义,主要研究三相交流电源经过PWM整流,然后经过PWM逆变电路将整流后的直流电压逆变为电网电压。本文主要对海上直驱式风力发电系统的拓扑结构、能量变换、控制方案进行分析和研究,同时对直驱式风力发电并网系统采用适合其特点的主电路拓扑结构,该电路结构应用双PWM的背靠背拓扑结构,最后用Matlab进行三相交流信号通过交-直-交变换并网的仿真。
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